W DOC AIRBUS | AMM A320F

Removal of the Thrust Reverser Thermal Blankets [CFML]

TASK 78-32-62-000-801-A
Removal of the Thrust Reverser Thermal Blankets

WARNING: BE CAREFUL WHEN YOU DO WORK ON THE ENGINE PARTS AFTER THE ENGINE SHUTDOWN. USE APPLICABLE THERMAL GLOVES. THE ENGINE PARTS CAN STAY HOT FOR ONE HOUR AFTER SHUTDOWN AND CAN BURN YOU.
1. Reason for the Job
Self explanatory
2. Job Set-up Information
 A. Fixtures, Tools, Test and Support Equipment
REFERENCE
QTY
DESIGNATION
No specific
1
ACCESS PLATFORM 1M(3 FT)
No specific
1
SPATULA - NON METALLIC
No specific
AR
WARNING NOTICE(S)
 B. Work Zones and Access Panels
ZONE/ACCESS
ZONE DESCRIPTION
FOR [4020KM1] (POWER PLANT-DEMOUNTABLE, ENGINE 1)
437AL, 438AR, 451AL, 452AR
FOR [4020KM2] (POWER PLANT-DEMOUNTABLE, ENGINE 2)
447AL, 448AR, 461AL, 462AR
 C. Referenced Information
REFERENCE
DESIGNATION
TASK 71-13-00-010-803-A
Opening of the Fan Cowl Doors
TASK 78-30-00-040-807-A
Deactivation of the Thrust Reverser System for Nacelle Maintenance (ICU)
TASK 78-36-00-010-806-A
Opening of the Thrust Reverser Cowl Doors
F Thermal Blankets on the Thrust Reverser Cowl - PRE SB BD70CR78-001 / PRE SPOL BD-TR-16002
F Thermal Blankets Attachments - PRE SB BD70CR78-001 / PRE SPOL BD-TR-16002
F Thermal Blankets on the Thrust Reverser Cowl - POST SB BD70CR78-001 / POST SPOL BD-TR-16002
F Thermal Blankets Attachments - POST SB BD70CR78-001 / POST SPOL BD-TR-16002
3. Job Set-up
Subtask 78-32-62-941-051-A
A. Safety Precautions
   (1) On the center pedestal, on ENG panel 115VU:
     (a) Make sure that the ENG/MODE selector switch is in the NORM position.
     (b) Make sure that the ENG/MASTER 1(2) control switch was in the OFF position not less than five minutes before you do this procedure.
     (c) Put a WARNING NOTICE(S) in position to tell persons not to operate:
  • The ENG/MODE selector switch
  • The ENG/MASTER 1(2) control switch.
   (2) On the ENG section of maintenance panel 50VU:
     (a) Make sure that the ON legend of the FADEC GND PWR/1(2) pushbutton switch is off.
     (b) Put a WARNING NOTICE(S) in position to tell persons not to energize FADEC 1(2).
Subtask 78-32-62-010-052-A
B. Get Access
   (1) Open the fan cowl doors (Ref. AMM TASK 71-13-00-010-803):
     (a) FOR [4020KM1] (POWER PLANT-DEMOUNTABLE, ENGINE 1)
437AL 438AR
     (b) FOR [4020KM2] (POWER PLANT-DEMOUNTABLE, ENGINE 2)
447AL 448AR
   (2) Put an ACCESS PLATFORM 1M(3 FT) in position.
Subtask 78-32-62-040-051-A
C. Deactivation of the Thrust Reverser System for Nacelle Maintenance
WARNING: YOU MUST DEACTIVATE THE THRUST REVERSER BEFORE YOU DO WORK ON OR AROUND IT. IF YOU DO NOT, THE THRUST REVERSER CAN OPERATE ACCIDENTALLY AND CAUSE AN INJURY AND/OR DAMAGE.
   (1) Do the deactivation of the thrust reverser system for nacelle maintenance (Ref. AMM TASK 78-30-00-040-807).
Subtask 78-32-62-010-055-A
D. Get Access
   (1) Open the thrust reverser cowl-doors (Ref. AMM TASK 78-36-00-010-806):
     (a) FOR [4020KM1] (POWER PLANT-DEMOUNTABLE, ENGINE 1)
451AL 452AR
     (b) FOR [4020KM2] (POWER PLANT-DEMOUNTABLE, ENGINE 2)
461AL 462AR
4. Procedure
Subtask 78-32-62-020-050-A
CAUTION: WHEN YOU DO THE TASK, BE CAREFUL NOT TO CAUSE DAMAGE TO THE ADJACENT THERMAL BLANKETS.
A. Removal of the Thrust Reverser Thermal Blankets
F Thermal Blankets on the Thrust Reverser Cowl - PRE SB BD70CR78-001 / PRE SPOL BD-TR-16002
F Thermal Blankets Attachments - PRE SB BD70CR78-001 / PRE SPOL BD-TR-16002
PRE SB BD70CR78-001 / PRE SPOL BD-TR-16002
   (1) Removal of the thermal blankets on the left thrust reverser cowl
NOTE: For the removal of the complete set of the thermal blankets, it is recommended to follow the sequence below. But each thermal blanket can be removed independently.
     (a) For the removal of the thermal blanket (10), see Detail B of the figure.
PRE SPOL BD-TR-18027
       1 Remove the sealant (9 positions) with the SPATULA - NON METALLIC from the attachment points type B and type C.
END OF PRE SPOL BD-TR-18027
       2 Release the springs and open the insulating caps (14) (8 positions) on the attachment point type D.
WARNING: USE PROTECTIVE GOGGLES AND GLOVES WHEN YOU REMOVE OR INSTALL LOCKWIRE. EACH TIME YOU CUT LOCKWIRE, REMOVE AND DISCARD IT IMMEDIATELY. LOOSE LOCKWIRE CAN CUT YOU OR MAKE YOU BLIND, AND/OR CAN CAUSE DAMAGE.
       3 Cut and discard the lockwire (11) (17 positions) from the attachment points type B, type C and type D.
       4 Remove the retaining washers (12) (17 positions) from the attachment points type B, type C and type D.
       5 Remove the thermal blanket (10).
     (b) For the removal of the thermal blanket (9), see Detail C of the figure.
PRE SPOL BD-TR-18027
       1 Remove the sealant (4 positions) with the SPATULA - NON METALLIC from the attachment point type C.
END OF PRE SPOL BD-TR-18027
       2 Release the springs and open the insulating caps (14) (19 positions) on the attachment point type D.
WARNING: USE PROTECTIVE GOGGLES AND GLOVES WHEN YOU REMOVE OR INSTALL LOCKWIRE. EACH TIME YOU CUT LOCKWIRE, REMOVE AND DISCARD IT IMMEDIATELY. LOOSE LOCKWIRE CAN CUT YOU OR MAKE YOU BLIND, AND/OR CAN CAUSE DAMAGE.
       3 Cut and discard the lockwire (11) (23 positions) from the attachment points type C and type D.
       4 Remove the retaining washers (12) (23 positions) from the attachment points type C and type D.
       5 Remove the thermal blanket (9).
     (c) For the removal of the thermal blanket (8), see Detail D of the figure.
PRE SPOL BD-TR-18027
       1 Remove the sealant (9 positions) with SPATULA - NON METALLIC from the attachment points type B and type C.
END OF PRE SPOL BD-TR-18027
       2 Release the springs and open the insulating caps (14) (9 positions) on the attachment point type D.
WARNING: USE PROTECTIVE GOGGLES AND GLOVES WHEN YOU REMOVE OR INSTALL LOCKWIRE. EACH TIME YOU CUT LOCKWIRE, REMOVE AND DISCARD IT IMMEDIATELY. LOOSE LOCKWIRE CAN CUT YOU OR MAKE YOU BLIND, AND/OR CAN CAUSE DAMAGE.
       3 Cut and discard the lockwire (11) (20 positions) from the attachment points type B, type C, type D and type F.
       4 Remove the retaining washers (12) (18 positions) from the attachment points type B, type C and type D.
       5 Turn and remove the bumper locking washers (19) (2 positions) from the attachment point type F.
       6 Remove the thermal blanket (8).
PRE SPOL BD-TR-20002
     (d) For the removal of the thermal blanket (7), see Detail E of the figure.
PRE SPOL BD-TR-18027
       1 Remove the sealant (8 positions) with the SPATULA - NON METALLIC from the attachment points type B and type C.
END OF PRE SPOL BD-TR-18027
       2 Release the springs and open the insulating caps (14) (15 positions) on the attachment points type D and type H.
WARNING: USE PROTECTIVE GOGGLES AND GLOVES WHEN YOU REMOVE OR INSTALL LOCKWIRE. EACH TIME YOU CUT LOCKWIRE, REMOVE AND DISCARD IT IMMEDIATELY. LOOSE LOCKWIRE CAN CUT YOU OR MAKE YOU BLIND, AND/OR CAN CAUSE DAMAGE.
       3 Cut and discard the lockwire (11) (23 positions) from the attachment points type B, type C, type D and type H.
       4 Remove the retaining washers (12) (23 positions) from the attachment points type B, type C, type D and type H.
       5 Remove the thermal blanket (7).
END OF PRE SPOL BD-TR-20002
POST SPOL BD-TR-20002
     (e) For the removal of the thermal blanket (7), see Detail E of the figure.
       1 Removal of the thermal blanket (7) with bracket (32) on the structure.
         a Release the springs and open the insulating caps (14) (15 positions) on the attachment points type D and type H.
WARNING: USE PROTECTIVE GOGGLES AND GLOVES WHEN YOU REMOVE OR INSTALL LOCKWIRE. EACH TIME YOU CUT LOCKWIRE, REMOVE AND DISCARD IT IMMEDIATELY. LOOSE LOCKWIRE CAN CUT YOU OR MAKE YOU BLIND, AND/OR CAN CAUSE DAMAGE.
         b Cut and discard the lockwire (11) (23 positions) from the attachment points type B, type C, type D and type H.
         c Remove the retaining washers (12) (23 positions) from the attachment points type B, type C, type D and type H.
         d Remove the thermal blanket (7).
       2 Removal of the thermal blanket (7) without bracket (32) on the structure.
         a Release the springs and open the insulating caps (14) (15 positions) on the attachment points type D and type J.
WARNING: USE PROTECTIVE GOGGLES AND GLOVES WHEN YOU REMOVE OR INSTALL LOCKWIRE. EACH TIME YOU CUT LOCKWIRE, REMOVE AND DISCARD IT IMMEDIATELY. LOOSE LOCKWIRE CAN CUT YOU OR MAKE YOU BLIND, AND/OR CAN CAUSE DAMAGE.
         b Cut and discard the lockwire (11) (23 positions) from the attachment points type B, type C, type D and type J.
         c Remove the retaining washers (12) (23 positions) from the attachment points type B, type C, type D and type J.
         d Remove the thermal blanket (7).
         e Remove the retaining washer (12) (1 position) under the thermal blanket (4) from the attachment point type J.
END OF POST SPOL BD-TR-20002
     (f) For the removal of the thermal blanket (6), see Detail F of the figure.
PRE SPOL BD-TR-18027
       1 Remove the sealant (6 positions) with the SPATULA - NON METALLIC from the attachment point type B.
END OF PRE SPOL BD-TR-18027
       2 Release the springs and open the insulating caps (14) (18 positions) on the attachment point type D.
WARNING: USE PROTECTIVE GOGGLES AND GLOVES WHEN YOU REMOVE OR INSTALL LOCKWIRE. EACH TIME YOU CUT LOCKWIRE, REMOVE AND DISCARD IT IMMEDIATELY. LOOSE LOCKWIRE CAN CUT YOU OR MAKE YOU BLIND, AND/OR CAN CAUSE DAMAGE.
       3 Cut and discard the lockwire (11) (24 positions) from the attachment points type B and type D.
       4 Remove the retaining washers (12) (24 positions) from the attachment points type B and type D.
       5 Remove the thermal blanket (6).
     (g) For the removal of the thermal blanket (5), see Detail G of the figure.
PRE SPOL BD-TR-18027
       1 Remove the sealant (7 positions) with the SPATULA - NON METALLIC from the attachment point type B.
END OF PRE SPOL BD-TR-18027
       2 Release the springs and open the insulating caps (14) (8 positions) on the attachment point type D.
WARNING: USE PROTECTIVE GOGGLES AND GLOVES WHEN YOU REMOVE OR INSTALL LOCKWIRE. EACH TIME YOU CUT LOCKWIRE, REMOVE AND DISCARD IT IMMEDIATELY. LOOSE LOCKWIRE CAN CUT YOU OR MAKE YOU BLIND, AND/OR CAN CAUSE DAMAGE.
       3 Cut and discard the lockwire (11) (16 positions) on the attachment points type B, type D and type F.
       4 Remove the retaining washers (12) (15 positions) from the attachment points type B and type D.
       5 Turn and remove the bumper locking washer (19) (1 position) on the attachment point type F.
       6 Remove the thermal blanket (5).
PRE SPOL BD-TR-20002
     (h) For the removal of the thermal blanket (4), see Detail H of the figure.
PRE SPOL BD-TR-18027
       1 Remove the sealant (10 positions) with the SPATULA - NON METALLIC from the attachment points type A, type B and type C.
END OF PRE SPOL BD-TR-18027
       2 Release the springs and open the insulating cap (14) (1 position) on the attachment point type H.
WARNING: USE PROTECTIVE GOGGLES AND GLOVES WHEN YOU REMOVE OR INSTALL LOCKWIRE. EACH TIME YOU CUT LOCKWIRE, REMOVE AND DISCARD IT IMMEDIATELY. LOOSE LOCKWIRE CAN CUT YOU OR MAKE YOU BLIND, AND/OR CAN CAUSE DAMAGE.
       3 Cut and discard the lockwire (11) (11 positions) from the attachment points type A, type B, type C and type H.
       4 Remove the retaining washers (12) (11 positions) from the attachment points type A, type B, type C and type H.
       5 Remove the thermal blanket (4).
       6 Remove the insulating washers (13) (4 positions) from the attachment point type A.
END OF PRE SPOL BD-TR-20002
POST SPOL BD-TR-20002
     (i) For the removal of the thermal blanket (4), see Detail H of the figure.
       1 Removal of the thermal blanket (4) with bracket (32) on the structure.
         a Release the spring and open the insulating cap (14) (1 position) on the attachment point type H.
WARNING: USE PROTECTIVE GOGGLES AND GLOVES WHEN YOU REMOVE OR INSTALL LOCKWIRE. EACH TIME YOU CUT LOCKWIRE, REMOVE AND DISCARD IT IMMEDIATELY. LOOSE LOCKWIRE CAN CUT YOU OR MAKE YOU BLIND, AND/OR CAN CAUSE DAMAGE.
         b Cut and discard the lockwire (11) (7 positions) from the attachment points type A, type B, type C and type H.
         c Remove the retaining washers (12) (7 positions) from the attachment points type A, type B, type C and type H.
         d Remove the thermal blanket (4).
         e Remove the insulating washers (13) (2 positions) from the attachment point type A.
       2 Removal of the thermal blanket (4) without bracket (32) on the structure.
         a Release the springs and open the insulating cap (14) (1 position) on the attachment point type J.
WARNING: USE PROTECTIVE GOGGLES AND GLOVES WHEN YOU REMOVE OR INSTALL LOCKWIRE. EACH TIME YOU CUT LOCKWIRE, REMOVE AND DISCARD IT IMMEDIATELY. LOOSE LOCKWIRE CAN CUT YOU OR MAKE YOU BLIND, AND/OR CAN CAUSE DAMAGE.
         b Cut and discard the lockwire (11) (7 positions) from the attachment points type A, type B, type C and type J.
         c Remove the retaining washers (12) (7 positions) from the attachment points type A, type B, type C and type J.
         d Remove the thermal blanket (4).
         e Remove the retaining washer (12) (1 position) under the thermal blanket (4) from the attachment point type J.
         f Remove the insulating washers (13) (2 positions) from the attachment point type A.
END OF POST SPOL BD-TR-20002
     (j) For the removal of the thermal blanket (3), see Detail J of the figure.
       1 Remove the screws (17) (3 positions), bushings (16) (6 positions) and nuts (18) (3 positions) from the attachment point type E of the thermal blanket (3).
       2 Remove the thermal blanket (3).
     (k) For the removal of the thermal blanket (2), see Detail K of the figure.
       1 Remove the screws (17) (4 positions), bushings (16) (8 positions) and nuts (18) (4 positions) on the attachment point type E of the thermal blanket (2).
       2 Remove the thermal blanket (2).
     (l) For the removal of the thermal blanket (1), see Detail L of the figure.
PRE SPOL BD-TR-18027
       1 Remove the sealant (4 positions) with the SPATULA - NON METALLIC from the attachment point type A.
END OF PRE SPOL BD-TR-18027
WARNING: USE PROTECTIVE GOGGLES AND GLOVES WHEN YOU REMOVE OR INSTALL LOCKWIRE. EACH TIME YOU CUT LOCKWIRE, REMOVE AND DISCARD IT IMMEDIATELY. LOOSE LOCKWIRE CAN CUT YOU OR MAKE YOU BLIND, AND/OR CAN CAUSE DAMAGE.
       2 Cut and discard the lockwire (11) (4 positions) from the attachment point type A.
       3 Remove the retaining washers (12) (4 positions) from the attachment point type A.
       4 Remove the thermal blanket (1).
       5 Remove the insulating washers (13) (4 positions) on the attachment point type A.
   (2) Removal of the thermal blankets on the right thrust reverser cowl
NOTE: For the removal of the complete set of the thermal blanket, it is recommended to follow the sequence below. But each thermal blanket can be removed independently.
     (a) For the removal of the thermal blanket (28), see Detail N of the figure.
PRE SPOL BD-TR-18027
       1 Remove the sealant (8 positions) with the SPATULA - NON METALLIC from the attachment points type B and type C.
END OF PRE SPOL BD-TR-18027
       2 Release the springs and open the insulating caps (14) (8 positions) on the attachment point type D.
WARNING: USE PROTECTIVE GOGGLES AND GLOVES WHEN YOU REMOVE OR INSTALL LOCKWIRE. EACH TIME YOU CUT LOCKWIRE, REMOVE AND DISCARD IT IMMEDIATELY. LOOSE LOCKWIRE CAN CUT YOU OR MAKE YOU BLIND, AND/OR CAN CAUSE DAMAGE.
       3 Cut and discard the lockwire (11) (16 positions) from the attachment points type B, type C and type D.
       4 Remove the retaining washers (12) (16 positions) from the attachment points type B, type C and type D.
       5 Remove the thermal blanket (28).
     (b) For the removal of the thermal blanket (27), see Detail P of the figure.
PRE SPOL BD-TR-18027
       1 Remove the sealant (10 positions) with the SPATULA - NON METALLIC from the attachment points type C and type G.
END OF PRE SPOL BD-TR-18027
       2 Release the springs and open the insulating caps (14) (18 positions) on the attachment point type D.
WARNING: USE PROTECTIVE GOGGLES AND GLOVES WHEN YOU REMOVE OR INSTALL LOCKWIRE. EACH TIME YOU CUT LOCKWIRE, REMOVE AND DISCARD IT IMMEDIATELY. LOOSE LOCKWIRE CAN CUT YOU OR MAKE YOU BLIND, AND/OR CAN CAUSE DAMAGE.
       3 Cut and discard the lockwire (11) (28 positions) from the attachment points type C, type D and type G.
       4 Remove the HP bleed valve cooling tube collar (31) (2 positions) from the attachment point type G.
       5 Remove the retaining washers (12) (22 positions) from the attachment points type C and type D.
       6 Remove the thermal blanket (27).
     (c) For the removal of the thermal blanket (26), see Detail Q of the figure.
PRE SPOL BD-TR-18027
       1 Remove the sealant (9 positions) with the SPATULA - NON METALLIC from the attachment points type B and type C.
END OF PRE SPOL BD-TR-18027
       2 Release the springs and open the insulating caps (14) (9 positions) on the attachment point type D.
WARNING: USE PROTECTIVE GOGGLES AND GLOVES WHEN YOU REMOVE OR INSTALL LOCKWIRE. EACH TIME YOU CUT LOCKWIRE, REMOVE AND DISCARD IT IMMEDIATELY. LOOSE LOCKWIRE CAN CUT YOU OR MAKE YOU BLIND, AND/OR CAN CAUSE DAMAGE.
       3 Cut and discard the lockwire (11) (20 positions) from the attachment points type B, type C, type D and type F.
       4 Remove the retaining washers (12) (18 positions) from the attachment points type B, type C and type D.
       5 Turn and remove the bumper locking washers (19) (2 positions) from the attachment point type F.
       6 Remove the thermal blanket (26).
PRE SPOL BD-TR-20002
     (d) For the removal of the thermal blanket (25), see Detail R of the figure.
PRE SPOL BD-TR-18027
       1 Remove the sealant (8 positions) with the SPATULA - NON METALLIC from the attachment points type B and type C.
END OF PRE SPOL BD-TR-18027
       2 Release the springs and open the insulating caps (14) (15 positions) on the attachment points type D and type H.
WARNING: USE PROTECTIVE GOGGLES AND GLOVES WHEN YOU REMOVE OR INSTALL LOCKWIRE. EACH TIME YOU CUT LOCKWIRE, REMOVE AND DISCARD IT IMMEDIATELY. LOOSE LOCKWIRE CAN CUT YOU OR MAKE YOU BLIND, AND/OR CAN CAUSE DAMAGE.
       3 Cut and discard the lockwire (11) (23 positions) on the attachment points type B, type C, type D and type H.
       4 Remove the retaining washers (12) (23 positions) from the attachment points type B, type C, type D and type H.
       5 Remove the thermal blanket (25).
END OF PRE SPOL BD-TR-20002
POST SPOL BD-TR-20002
     (e) For the removal of the thermal blanket (25), see Detail R of the figure.
       1 Removal of the thermal blanket (25) with bracket (32) on the structure.
         a Release the springs and open the insulating caps (14) (15 positions) on the attachment points type D and type H.
WARNING: USE PROTECTIVE GOGGLES AND GLOVES WHEN YOU REMOVE OR INSTALL LOCKWIRE. EACH TIME YOU CUT LOCKWIRE, REMOVE AND DISCARD IT IMMEDIATELY. LOOSE LOCKWIRE CAN CUT YOU OR MAKE YOU BLIND, AND/OR CAN CAUSE DAMAGE.
         b Cut and discard the lockwire (11) (23 positions) from the attachment points type B, type C, type D and type H.
         c Remove the retaining washers (12) (23 positions) from the attachment points type B, type C, type D and type H.
         d Remove the thermal blanket (25).
       2 Removal of the thermal blanket (25) without bracket (32) on the structure.
         a Release the springs and open the insulating caps (14) (15 positions) on the attachment points type D and type J.
WARNING: USE PROTECTIVE GOGGLES AND GLOVES WHEN YOU REMOVE OR INSTALL LOCKWIRE. EACH TIME YOU CUT LOCKWIRE, REMOVE AND DISCARD IT IMMEDIATELY. LOOSE LOCKWIRE CAN CUT YOU OR MAKE YOU BLIND, AND/OR CAN CAUSE DAMAGE.
         b Cut and discard the lockwire (11) (23 positions) from the attachment points type B, type C, type D and type J.
         c Remove the retaining washers (12) (23 positions) from the attachment points type B, type C, type D and type J.
         d Remove the thermal blanket (25).
         e Remove the retaining washer (12) (1 position) under the thermal blanket (22) from the attachment point type J.
END OF POST SPOL BD-TR-20002
     (f) For the removal of the thermal blanket (24), see Detail S of the figure.
PRE SPOL BD-TR-18027
       1 Remove the sealant (7 positions) with the SPATULA - NON METALLIC from the attachment point type B.
END OF PRE SPOL BD-TR-18027
       2 Release the springs and open the insulating caps (14) (18 positions) on the attachment point type D.
WARNING: USE PROTECTIVE GOGGLES AND GLOVES WHEN YOU REMOVE OR INSTALL LOCKWIRE. EACH TIME YOU CUT LOCKWIRE, REMOVE AND DISCARD IT IMMEDIATELY. LOOSE LOCKWIRE CAN CUT YOU OR MAKE YOU BLIND, AND/OR CAN CAUSE DAMAGE.
       3 Cut and discard the lockwire (11) (25 positions) from the attachment points type B and type D.
       4 Remove the retaining washers (12) (25 positions) from the attachment points type B and type D.
       5 Remove the thermal blanket (24).
     (g) For the removal of the thermal blanket (23), see Detail T of the figure.
PRE SPOL BD-TR-18027
       1 Remove the sealant (7 positions) with the SPATULA - NON METALLIC from the attachment point type B.
END OF PRE SPOL BD-TR-18027
       2 Release the springs and open the insulating caps (14) (8 positions) on the attachment point type D.
WARNING: USE PROTECTIVE GOGGLES AND GLOVES WHEN YOU REMOVE OR INSTALL LOCKWIRE. EACH TIME YOU CUT LOCKWIRE, REMOVE AND DISCARD IT IMMEDIATELY. LOOSE LOCKWIRE CAN CUT YOU OR MAKE YOU BLIND, AND/OR CAN CAUSE DAMAGE.
       3 Cut and discard the lockwire (11) (16 positions) from the attachment points type B, type D and type F.
       4 Remove the retaining washers (12) (15 positions) from the attachment points type B and type D.
       5 Turn and remove the bumper locking washer (19) (1 position) from the attachment point type F.
       6 Remove the thermal blanket (23).
PRE SPOL BD-TR-20002
     (h) For the removal of the thermal blanket (22), see Detail U of the figure.
PRE SPOL BD-TR-18027
       1 Remove the sealant (10 positions) with the SPATULA - NON METALLIC from the attachment points type A, type B and type C.
END OF PRE SPOL BD-TR-18027
       2 Release the springs and open the insulating cap (14) (1 position) on the attachment point type H.
WARNING: USE PROTECTIVE GOGGLES AND GLOVES WHEN YOU REMOVE OR INSTALL LOCKWIRE. EACH TIME YOU CUT LOCKWIRE, REMOVE AND DISCARD IT IMMEDIATELY. LOOSE LOCKWIRE CAN CUT YOU OR MAKE YOU BLIND, AND/OR CAN CAUSE DAMAGE.
       3 Cut and discard the lockwire (11) (11 positions) from the attachment points type A, type B, type C and type H.
       4 Remove the retaining washers (12) (11 positions) from the attachment point type A, type B, type C and type H.
       5 Remove the thermal blanket (22).
       6 Remove the insulating washers (13) (4 positions) from the attachment point type A.
END OF PRE SPOL BD-TR-20002
POST SPOL BD-TR-20002
     (i) For the removal of the thermal blanket (22), see Detail U of the figure.
       1 Removal of the thermal blanket (22) with bracket (32) on the structure.
         a Release the spring and open the insulating cap (14) (1 position) on the attachment point type H.
WARNING: USE PROTECTIVE GOGGLES AND GLOVES WHEN YOU REMOVE OR INSTALL LOCKWIRE. EACH TIME YOU CUT LOCKWIRE, REMOVE AND DISCARD IT IMMEDIATELY. LOOSE LOCKWIRE CAN CUT YOU OR MAKE YOU BLIND, AND/OR CAN CAUSE DAMAGE.
         b Cut and discard the lockwire (11) (7 positions) from the attachment points type A, type B, type C and type H.
         c Remove the retaining washers (12) (7 positions) from the attachment points type A, type B, type C and type H.
         d Remove the thermal blanket (22).
         e Remove the insulating washers (13) (2 positions) from the attachment point type A.
       2 Removal of the thermal blanket (22) without bracket (32) on the structure.
         a Release the spring and open the insulating cap (14) (1 position) on the attachment point type J.
WARNING: USE PROTECTIVE GOGGLES AND GLOVES WHEN YOU REMOVE OR INSTALL LOCKWIRE. EACH TIME YOU CUT LOCKWIRE, REMOVE AND DISCARD IT IMMEDIATELY. LOOSE LOCKWIRE CAN CUT YOU OR MAKE YOU BLIND, AND/OR CAN CAUSE DAMAGE.
         b Cut and discard the lockwire (11) (7 positions) from the attachment points type B, type C, type A and type J.
         c Remove the retaining washers (12) (7 positions) from the attachment points type B, type C, type A and type J.
         d Remove the thermal blanket (22).
         e Remove the retaining washer (12) (1 position) under the thermal blanket (22) from the attachment point type J.
         f Remove the insulating washers (13) (2 positions) from the attachment point type A.
END OF POST SPOL BD-TR-20002
     (j) For the removal of the thermal blanket (21), see Detail V of the figure.
       1 Remove the screws (17) (3 positions), bushings (16) (6 positions) and nuts (18) (3 positions) from the attachment point type E of the thermal blanket (21).
       2 Remove the thermal blanket (21).
     (k) For the removal of the thermal blanket (20), see Detail W of figure.
       1 Loosen the screws (30) (2 positions) a quarter of a turn.
       2 Remove the screws (17) (4 positions), bushings (16) (8 positions) and nuts (18) (4 positions) from the attachment point type E of the thermal blanket (20).
       3 Remove the thermal blanket (20).
END OF PRE SB BD70CR78-001 / END OF PRE SPOL BD-TR-16002
Subtask 78-32-62-020-051-A
CAUTION: WHEN YOU DO THE TASK, BE CAREFUL NOT TO CAUSE DAMAGE TO THE ADJACENT THERMAL BLANKETS.
B. Removal of the Thrust Reverser Thermal Blankets
F Thermal Blankets on the Thrust Reverser Cowl - POST SB BD70CR78-001 / POST SPOL BD-TR-16002
F Thermal Blankets Attachments - POST SB BD70CR78-001 / POST SPOL BD-TR-16002
POST SB BD70CR78-001 / POST SPOL BD-TR- 16002
   (1) Removal of the thermal blankets on the left thrust reverser cowl.
NOTE: For the removal of the complete set of the thermal blankets, it is recommended to follow the sequence below. But each thermal blanket can be removed independently.
     (a) For the removal of the thermal blanket (10), see Detail B of the figure.
PRE SPOL BD-TR-18027
       1 Remove the sealant (11 positions) with the SPATULA - NON METALLIC from the attachment points type B, type C and type G.
END OF PRE SPOL BD-TR-18027
       2 Release the springs and open the insulating caps (14) (6 positions) on the attachment point type D.
WARNING: USE PROTECTIVE GOGGLES AND GLOVES WHEN YOU REMOVE OR INSTALL LOCKWIRE. EACH TIME YOU CUT LOCKWIRE, REMOVE AND DISCARD IT IMMEDIATELY. LOOSE LOCKWIRE CAN CUT YOU OR MAKE YOU BLIND, AND/OR CAN CAUSE DAMAGE.
       3 Cut and discard the lockwire (11) (17 positions) from the attachment points type B, type C, type D and type G.
       4 Remove the retaining washers (12) (17 positions) from the attachment points type B, type C, type D and type G.
       5 Remove the thermal blanket (10).
     (b) For the removal of the thermal blanket (9), see Detail C of the figure.
PRE SPOL BD-TR-18027
       1 Remove the sealant (9 positions) with the SPATULA - NON METALLIC from the attachment point type C and type G.
END OF PRE SPOL BD-TR-18027
       2 Release the springs and open the insulating caps (14) (14 positions) on the attachment point type D.
WARNING: USE PROTECTIVE GOGGLES AND GLOVES WHEN YOU REMOVE OR INSTALL LOCKWIRE. EACH TIME YOU CUT LOCKWIRE, REMOVE AND DISCARD IT IMMEDIATELY. LOOSE LOCKWIRE CAN CUT YOU OR MAKE YOU BLIND, AND/OR CAN CAUSE DAMAGE.
       3 Cut and discard the lockwire (11) (23 positions) from the attachment points type C, type D and type G.
       4 Remove the retaining washers (12) (23 positions) from the attachment points type C, type D and type G.
       5 Remove the thermal blanket (9).
     (c) For the removal of the thermal blanket (8), see Detail D of the figure.
PRE SPOL BD-TR-18027
       1 Remove the sealant (10 positions) with the SPATULA - NON METALLIC from the attachment points type B, type C and type G.
END OF PRE SPOL BD-TR-18027
       2 Release the springs and open the insulating caps (14) (7 positions) on the attachment point type D.
WARNING: USE PROTECTIVE GOGGLES AND GLOVES WHEN YOU REMOVE OR INSTALL LOCKWIRE. EACH TIME YOU CUT LOCKWIRE, REMOVE AND DISCARD IT IMMEDIATELY. LOOSE LOCKWIRE CAN CUT YOU OR MAKE YOU BLIND, AND/OR CAN CAUSE DAMAGE.
       3 Cut and discard the lockwire (11) (19 positions) from the attachment points type B, type C, type D, type F and type G.
       4 Remove the retaining washers (12) (17 positions) from the attachment points type B, type C, type D and type G.
       5 Turn and remove the bumper locking washers (19) (2 positions) from the attachment point type F.
       6 Remove the thermal blanket (8).
PRE SPOL BD-TR-20002
     (d) For the removal of the thermal blanket (7), see Detail E of the figure.
PRE SPOL BD-TR-18027
       1 Remove the sealant (11 positions) with the SPATULA - NON METALLIC from the attachment points type B, type C and type G.
END OF PRE SPOL BD-TR-18027
       2 Release the springs and open the insulating caps (14) (12 positions) on the attachment points type D and type J.
WARNING: USE PROTECTIVE GOGGLES AND GLOVES WHEN YOU REMOVE OR INSTALL LOCKWIRE. EACH TIME YOU CUT LOCKWIRE, REMOVE AND DISCARD IT IMMEDIATELY. LOOSE LOCKWIRE CAN CUT YOU OR MAKE YOU BLIND, AND/OR CAN CAUSE DAMAGE.
       3 Cut and discard the lockwire (11) (23 positions) from the attachment points type B, type C, type D, type G and type J.
       4 Remove the retaining washers (12) (23 positions) from the attachment points type B, type C, type D, type G and type J.
       5 Remove the thermal blanket (7).
END OF PRE SPOL BD-TR-20002
POST SPOL BD-TR-20002
     (e) For the removal of the thermal blanket (7), see Detail E of the figure.
       1 Removal of the thermal blanket (7) with bracket (32) on the structure.
         a Release the springs and open the insulating caps (14) (12 positions) on the attachment points type D and type J.
WARNING: USE PROTECTIVE GOGGLES AND GLOVES WHEN YOU REMOVE OR INSTALL LOCKWIRE. EACH TIME YOU CUT LOCKWIRE, REMOVE AND DISCARD IT IMMEDIATELY. LOOSE LOCKWIRE CAN CUT YOU OR MAKE YOU BLIND, AND/OR CAN CAUSE DAMAGE.
         b Cut and discard the lockwire (11) (23 positions) from the attachment points type B, type C, type D, type G and type J.
         c Remove the retaining washers (12) (23 positions) from the attachment points type B, type C, type D, type G and type J.
         d Remove the thermal blanket (7).
       2 Removal of the thermal blanket (7) without bracket (32) on the structure.
         a Release the springs and open the insulating caps (14) (12 positions) on the attachment points type D and type K.
WARNING: USE PROTECTIVE GOGGLES AND GLOVES WHEN YOU REMOVE OR INSTALL LOCKWIRE. EACH TIME YOU CUT LOCKWIRE, REMOVE AND DISCARD IT IMMEDIATELY. LOOSE LOCKWIRE CAN CUT YOU OR MAKE YOU BLIND, AND/OR CAN CAUSE DAMAGE.
         b Cut and discard the lockwire (11) (23 positions) from the attachment points type B, type C, type D, type G and type K.
         c Remove the retaining washers (12) (23 positions) from the attachment points type B, type C, type D, type G and type K.
         d Remove the thermal blanket (7).
         e Remove the retaining washer (12) (1 position) under the thermal blanket (4) from the attachment point type K.
END POST SPOL BD-TR-20002
     (f) For the removal of the thermal blanket (6), see Detail F of the figure.
PRE SPOL BD-TR-18027
       1 Remove the sealant (10 positions) with the SPATULA - NON METALLIC from the attachment point type B and type G.
END OF PRE SPOL BD-TR-18027
       2 Release the springs and open the insulating caps (14) (14 positions) on the attachment point type D.
WARNING: USE PROTECTIVE GOGGLES AND GLOVES WHEN YOU REMOVE OR INSTALL LOCKWIRE. EACH TIME YOU CUT LOCKWIRE, REMOVE AND DISCARD IT IMMEDIATELY. LOOSE LOCKWIRE CAN CUT YOU OR MAKE YOU BLIND, AND/OR CAN CAUSE DAMAGE.
       3 Cut and discard the lockwire (11) (24 positions) from the attachment points type B, type D and type G.
       4 Remove the retaining washers (12) (24 positions) from the attachment points type B, type D and type G.
       5 Remove the thermal blanket (6).
     (g) For the removal of the thermal blanket (5), see Detail G of the figure.
PRE SPOL BD-TR-18027
       1 Remove the sealant (8 positions) with the SPATULA - NON METALLIC from the attachment point type B and type G.
END OF PRE SPOL BD-TR-18027
       2 Release the springs and open the insulating caps (14) (5 positions) on the attachment point type D.
WARNING: USE PROTECTIVE GOGGLES AND GLOVES WHEN YOU REMOVE OR INSTALL LOCKWIRE. EACH TIME YOU CUT LOCKWIRE, REMOVE AND DISCARD IT IMMEDIATELY. LOOSE LOCKWIRE CAN CUT YOU OR MAKE YOU BLIND, AND/OR CAN CAUSE DAMAGE.
       3 Cut and discard the lockwire (11) (14 positions) on the attachment points type B, type D, type F and type G.
       4 Remove the retaining washers (12) (13 positions) from the attachment points type B, type D and type G.
       5 Turn and remove the bumper locking washer (19) (1 position) on the attachment point type F.
       6 Remove the thermal blanket (5).
PRE SPOL BD-TR-20002
     (h) For the removal of the thermal blanket (4), see Detail H of the figure.
PRE SPOL BD-TR-18027
       1 Remove the sealant (10 positions) with the SPATULA - NON METALLIC from the attachment points type A, type B and type C.
END OF PRE SPOL BD-TR-18027
       2 Release the spring and open the insulating cap (14) (1 position) on the attachment point type J.
WARNING: USE PROTECTIVE GOGGLES AND GLOVES WHEN YOU REMOVE OR INSTALL LOCKWIRE. EACH TIME YOU CUT LOCKWIRE, REMOVE AND DISCARD IT IMMEDIATELY. LOOSE LOCKWIRE CAN CUT YOU OR MAKE YOU BLIND, AND/OR CAN CAUSE DAMAGE.
       3 Cut and discard the lockwire (11) (11 positions) from the attachment points type A, type B, type C and type J.
       4 Remove the retaining washers (12) (11 positions) from the attachment points type A, type B, type C and type J.
       5 Remove the thermal blanket (4).
       6 Remove the insulating washers (13) (4 positions) from the attachment point type A.
END OF PRE SPOL BD-TR-20002
POST SPOL BD-TR-20002
     (i) For the removal of the thermal blanket (4), see Detail H of the figure.
       1 Removal of the thermal blanket (4) with bracket (32) on the structure.
         a Release the spring and open the insulating cap (14) (1 position) on the attachment point type J.
WARNING: USE PROTECTIVE GOGGLES AND GLOVES WHEN YOU REMOVE OR INSTALL LOCKWIRE. EACH TIME YOU CUT LOCKWIRE, REMOVE AND DISCARD IT IMMEDIATELY. LOOSE LOCKWIRE CAN CUT YOU OR MAKE YOU BLIND, AND/OR CAN CAUSE DAMAGE.
         b Cut and discard the lockwire (11) (7 positions) from the attachment points type A, type B, type C and type J.
         c Remove the retaining washers (12) (7 positions) from the attachment points type A, type B, type C and type J.
         d Remove the thermal blanket (4).
         e Remove the insulating washers (13) (2 positions) from the attachment point type A.
       2 Removal of the thermal blanket (4) without bracket (32) on the structure.
         a Release the spring and open the insulating cap (14) (1 position) on the attachment point type K.
WARNING: USE PROTECTIVE GOGGLES AND GLOVES WHEN YOU REMOVE OR INSTALL LOCKWIRE. EACH TIME YOU CUT LOCKWIRE, REMOVE AND DISCARD IT IMMEDIATELY. LOOSE LOCKWIRE CAN CUT YOU OR MAKE YOU BLIND, AND/OR CAN CAUSE DAMAGE.
         b Cut and discard the lockwire (11) (7 positions) from the attachment points type A, type B, type C and type K.
         c Remove the retaining washers (12) (7 positions) from the attachment points type A, type B, type C and type K.
         d Remove the thermal blanket (4).
         e Remove the retaining washer (12) (1 position) under the thermal blanket (4) from the attachment point type K.
         f Remove the insulating washers (13) (2 positions) from the attachment point type A.
END OF POST SPOL BD-TR-20002
     (j) For the removal of the thermal blanket (3), see Detail J of the figure.
       1 Remove the screws (17) (3 positions), bushings (16) (6 positions) and nuts (18) (3 positions) from the attachment point type E of the thermal blanket (3).
       2 Remove the thermal blanket (3).
     (k) For the removal of the thermal blanket (2), see Detail K of the figure.
       1 Remove the screws (17) (4 positions), bushings (16) (8 positions) and nuts (18) (4 positions) on the attachment point type E of the thermal blanket (2).
       2 Remove the thermal blanket (2).
     (l) For the removal of the thermal blanket (1), see Detail L of the figure.
PRE SPOL BD-TR-18027
       1 Remove the sealant (4 positions) with the SPATULA - NON METALLIC from the attachment point type A.
END OF PRE SPOL BD-TR-18027
WARNING: USE PROTECTIVE GOGGLES AND GLOVES WHEN YOU REMOVE OR INSTALL LOCKWIRE. EACH TIME YOU CUT LOCKWIRE, REMOVE AND DISCARD IT IMMEDIATELY. LOOSE LOCKWIRE CAN CUT YOU OR MAKE YOU BLIND, AND/OR CAN CAUSE DAMAGE.
       2 Cut and discard the lockwire (11) (4 positions) from the attachment point type A.
       3 Remove the retaining washers (12) (4 positions) from the attachment point type A.
       4 Remove the thermal blanket (1).
       5 Remove the insulating washers (13) (4 positions) on the attachment point type A.
   (2) Removal of the thermal blankets on the right thrust reverser cowl
NOTE: For the removal of the complete set of the thermal blanket, it is recommended to follow the sequence below. But each thermal blanket can be removed independently.
     (a) For the removal of the thermal blanket (28), see Detail N of the figure.
PRE SPOL BD-TR-18027
       1 Remove the sealant (10 positions) with the SPATULA - NON METALLIC from the attachment points type B, type C and type G.
END OF PRE SPOL BD-TR-18027
       2 Release the springs and open the insulating caps (14) (6 positions) on the attachment point type D.
WARNING: USE PROTECTIVE GOGGLES AND GLOVES WHEN YOU REMOVE OR INSTALL LOCKWIRE. EACH TIME YOU CUT LOCKWIRE, REMOVE AND DISCARD IT IMMEDIATELY. LOOSE LOCKWIRE CAN CUT YOU OR MAKE YOU BLIND, AND/OR CAN CAUSE DAMAGE.
       3 Cut and discard the lockwire (11) (16 positions) from the attachment points type B, type C, type D and type G.
       4 Remove the retaining washers (12) (16 positions) from the attachment points type B, type C, type D and type G.
       5 Remove the thermal blanket (28).
     (b) For the removal of the thermal blanket (27), see Detail P of the figure.
PRE SPOL BD-TR-18027
       1 Remove the sealant (15 positions) with the SPATULA - NON METALLIC from the attachment points type C and type H.
END OF PRE SPOL BD-TR-18027
       2 Release the springs and open the insulating caps (14) (13 positions) on the attachment point type D.
WARNING: USE PROTECTIVE GOGGLES AND GLOVES WHEN YOU REMOVE OR INSTALL LOCKWIRE. EACH TIME YOU CUT LOCKWIRE, REMOVE AND DISCARD IT IMMEDIATELY. LOOSE LOCKWIRE CAN CUT YOU OR MAKE YOU BLIND, AND/OR CAN CAUSE DAMAGE.
       3 Cut and discard the lockwire (11) (28 positions) from the attachment points type C, type D, type G and type H.
       4 Remove the HP bleed valve cooling tube collar (31) (2 positions) from the attachment point type H.
       5 Remove the retaining washers (12) (22 positions) from the attachment points type C, type D and type G.
       6 Remove the thermal blanket (27).
     (c) For the removal of the thermal blanket (26), see Detail Q of the figure.
PRE SPOL BD-TR-18027
       1 Remove the sealant (10 positions) with the SPATULA - NON METALLIC from the attachment points type B, type C and type G.
END OF PRE SPOL BD-TR-18027
       2 Release the springs and open the insulating caps (14) (7 positions) on the attachment point type D.
WARNING: USE PROTECTIVE GOGGLES AND GLOVES WHEN YOU REMOVE OR INSTALL LOCKWIRE. EACH TIME YOU CUT LOCKWIRE, REMOVE AND DISCARD IT IMMEDIATELY. LOOSE LOCKWIRE CAN CUT YOU OR MAKE YOU BLIND, AND/OR CAN CAUSE DAMAGE.
       3 Cut and discard the lockwire (11) (19 positions) from the attachment points type B, type C, type D, type F and type G.
       4 Remove the retaining washers (12) (17 positions) from the attachment points type B, type C, type D and type G.
       5 Turn and remove the bumper locking washers (19) (2 positions) from the attachment point type F.
       6 Remove the thermal blanket (26).
PRE SPOL BD-TR-20002
     (d) For the removal of the thermal blanket (25), see Detail R of the figure.
PRE SPOL BD-TR-18027
       1 Remove the sealant (11 positions) with the SPATULA - NON METALLIC from the attachment points type B, type C and type G.
END OF PRE SPOL BD-TR-18027
       2 Release the springs and open the insulating caps (14) (12 positions) on the attachment points type D and type J.
WARNING: USE PROTECTIVE GOGGLES AND GLOVES WHEN YOU REMOVE OR INSTALL LOCKWIRE. EACH TIME YOU CUT LOCKWIRE, REMOVE AND DISCARD IT IMMEDIATELY. LOOSE LOCKWIRE CAN CUT YOU OR MAKE YOU BLIND, AND/OR CAN CAUSE DAMAGE.
       3 Cut and discard the lockwire (11) (23 positions) on the attachment points type B, type C, type D, type G and type J.
       4 Remove the retaining washers (12) (23 positions) from the attachment points type B, type C, type D, type G and type J.
       5 Remove the thermal blanket (25).
END OF PRE SPOL BD-TR-20002
POST SPOL BD-TR-20002
     (e) For the removal of the thermal blanket (25), see Detail R of the figure.
       1 Removal of the thermal blanket (25) with bracket (32) on the structure.
         a Release the springs and open the insulating caps (14) (12 positions) on the attachment points type D and type J.
WARNING: USE PROTECTIVE GOGGLES AND GLOVES WHEN YOU REMOVE OR INSTALL LOCKWIRE. EACH TIME YOU CUT LOCKWIRE, REMOVE AND DISCARD IT IMMEDIATELY. LOOSE LOCKWIRE CAN CUT YOU OR MAKE YOU BLIND, AND/OR CAN CAUSE DAMAGE.
         b Cut and discard the lockwire (11) (23 positions) from the attachment points type B, type C, type D, type G and type J.
         c Remove the retaining washers (12) (23 positions) from the attachment points type B, type C, type D, type G and type J.
         d Remove the thermal blanket (25).
       2 Removal of the thermal blanket (25) without bracket (32) on the structure.
         a Release the springs and open the insulating caps (14) (12 positions) on the attachment points type D and type K.
WARNING: USE PROTECTIVE GOGGLES AND GLOVES WHEN YOU REMOVE OR INSTALL LOCKWIRE. EACH TIME YOU CUT LOCKWIRE, REMOVE AND DISCARD IT IMMEDIATELY. LOOSE LOCKWIRE CAN CUT YOU OR MAKE YOU BLIND, AND/OR CAN CAUSE DAMAGE.
         b Cut and discard the lockwire (11) (23 positions) from the attachment points type B, type C, type D, type G and type K.
         c Remove the retaining washers (12) (23 positions) from the attachment points type B, type C, type D, type G and type K.
         d Remove the thermal blanket (25).
         e Remove the retaining washer (12) (1 position) under the thermal blanket (25) from the attachment point type K.
END POST SPOL BD-TR-20002
     (f) For the removal of the thermal blanket (24), see Detail S of the figure.
PRE SPOL BD-TR-18027
       1 Remove the sealant (11 positions) with the SPATULA - NON METALLIC from the attachment point type B and type G.
END OF PRE SPOL BD-TR-18027
       2 Release the springs and open the insulating caps (14) (14 positions) on the attachment point type D.
WARNING: USE PROTECTIVE GOGGLES AND GLOVES WHEN YOU REMOVE OR INSTALL LOCKWIRE. EACH TIME YOU CUT LOCKWIRE, REMOVE AND DISCARD IT IMMEDIATELY. LOOSE LOCKWIRE CAN CUT YOU OR MAKE YOU BLIND, AND/OR CAN CAUSE DAMAGE.
       3 Cut and discard the lockwire (11) (25 positions) from the attachment points type B, type D and type G.
       4 Remove the retaining washers (12) (25 positions) from the attachment points type B, type D and type G.
       5 Remove the thermal blanket (24).
     (g) For the removal of the thermal blanket (23), see Detail T of the figure.
PRE SPOL BD-TR-18027
       1 Remove the sealant (8 positions) with the SPATULA - NON METALLIC from the attachment point type B and type G.
END OF PRE SPOL BD-TR-18027
       2 Release the springs and open the insulating caps (14) (5 positions) on the attachment point type D.
WARNING: USE PROTECTIVE GOGGLES AND GLOVES WHEN YOU REMOVE OR INSTALL LOCKWIRE. EACH TIME YOU CUT LOCKWIRE, REMOVE AND DISCARD IT IMMEDIATELY. LOOSE LOCKWIRE CAN CUT YOU OR MAKE YOU BLIND, AND/OR CAN CAUSE DAMAGE.
       3 Cut and discard the lockwire (11) (14 positions) from the attachment points type B, type D, type F and type G.
       4 Remove the retaining washers (12) (13 positions) from the attachment points type B, type D and type G.
       5 Turn and remove the bumper locking washer (19) (1 position) from the attachment point type F.
       6 Remove the thermal blanket (23).
PRE SPOL BD-TR-20002
     (h) For the removal of the thermal blanket (22), see Detail U of the figure.
PRE SPOL BD-TR-18027
       1 Remove the sealant (10 positions) with the SPATULA - NON METALLIC from the attachment points type A, type B and type C.
END OF PRE SPOL BD-TR-18027
       2 Release the spring and open the insulating cap (14) (1 position) on the attachment point type J.
WARNING: USE PROTECTIVE GOGGLES AND GLOVES WHEN YOU REMOVE OR INSTALL LOCKWIRE. EACH TIME YOU CUT LOCKWIRE, REMOVE AND DISCARD IT IMMEDIATELY. LOOSE LOCKWIRE CAN CUT YOU OR MAKE YOU BLIND, AND/OR CAN CAUSE DAMAGE.
       3 Cut and discard the lockwire (11) (11 positions) from the attachment points type A, type B, type C and type J.
       4 Remove the retaining washers (12) (11 positions) from the attachment point type A, type B, type C and type J.
       5 Remove the thermal blanket (22).
       6 Remove the insulating washers (13) (4 positions) from the attachment point type A.
END OF PRE SPOL BD-TR-20002
POST SPOL BD-TR-20002
     (i) For the removal of the thermal blanket (22), see Detail U of the figure.
       1 Removal of the thermal blanket (22) with bracket (32) on the structure.
         a Release the spring and open the insulating cap (14) (1 position) on the attachment point type J.
WARNING: USE PROTECTIVE GOGGLES AND GLOVES WHEN YOU REMOVE OR INSTALL LOCKWIRE. EACH TIME YOU CUT LOCKWIRE, REMOVE AND DISCARD IT IMMEDIATELY. LOOSE LOCKWIRE CAN CUT YOU OR MAKE YOU BLIND, AND/OR CAN CAUSE DAMAGE.
         b Cut and discard the lockwire (11) (7 positions) from the attachment points type A, type B, type C and type J.
         c Remove the retaining washers (12) (7 positions) from the attachment points type A, type B, type C and type J.
         d Remove the thermal blanket (22).
         e Remove the insulating washers (13) (2 positions) from the attachment point type A.
       2 Removal of the thermal blanket (22) without bracket (32) on the structure.
         a Release the spring and open the insulating cap (14) (1 position) on the attachment point type K.
WARNING: USE PROTECTIVE GOGGLES AND GLOVES WHEN YOU REMOVE OR INSTALL LOCKWIRE. EACH TIME YOU CUT LOCKWIRE, REMOVE AND DISCARD IT IMMEDIATELY. LOOSE LOCKWIRE CAN CUT YOU OR MAKE YOU BLIND, AND/OR CAN CAUSE DAMAGE.
         b Cut and discard the lockwire (11) (7 positions) from the attachment points type B, type C, type J and type K.
         c Remove the retaining washers (12) (7 positions) from the attachment points type B, type C, type J and type K.
         d Remove the thermal blanket (22).
         e Remove the retaining washer (12) (1 position) under the thermal blanket (22) from the attachment point type K.
         f Remove the insulating washers (13) (2 positions) from the attachment point type A.
END OF POST SPOL BD-TR-20002
     (j) For the removal of the thermal blanket (21), see Detail V of the figure.
       1 Remove the screws (17) (3 positions), bushings (16) (6 positions) and nuts (18) (3 positions) from the attachment point type E of the thermal blanket (21).
       2 Remove the thermal blanket (21).
     (k) For the removal of the thermal blanket (20), see Detail W of figure.
       1 Loosen the screws (30) (2 positions) a quarter of a turn.
       2 Remove the screws (17) (4 positions), bushings (16) (8 positions) and nuts (18) (4 positions) from the attachment point type E of the thermal blanket (20).
       3 Remove the thermal blanket (20).
END OF POST SB BD70CR78-001 / END OF POST SPOL BD-TR- 16002

[Rev.10 from 2021] 2026.04.01 03:36:32 UTC
"Aviabrain" 2025