W DOC AIRBUS | AMM A320F

Installation of the Lever Assy [CFML]

TASK 71-13-41-400-806-A
Installation of the Lever Assy

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.
WARNING: BE CAREFUL WHEN YOU USE CONSUMABLE MATERIALS. OBEY THE MATERIAL MANUFACTURER'S INSTRUCTIONS AND YOUR LOCAL REGULATIONS.
1. Reason for the Job
Self explanatory
2. Job Set-up Information
 A. Fixtures, Tools, Test and Support Equipment
REFERENCE
QTY
DESIGNATION
No specific
AR
WARNING NOTICE(S)
No specific
Torque wrench: range to between 0.336 and 0.25 m.daN (29.73 and 22.12 lbf.in ) T
No specific
Torque wrench: range to between 0.48 and 0.37 m.daN (42.48 and 32.74 lbf.in ) T
 B. Consumable Materials
REFERENCE
DESIGNATION
(Material No.CPNCL00338)
MASTINOX D40
(Material No.CPNCL02069)
LINT-FREE COTTON CLOTH
(Material No.CPNCL02589)
GENERAL CLEANING AGENT - MULTI PURPOSE
 C. Work Zones and Access Panels
ZONE/ACCESS
ZONE DESCRIPTION
FOR [4020KM1] (POWER PLANT-DEMOUNTABLE, ENGINE 1)
437AL, 438AR
FOR [4020KM2] (POWER PLANT-DEMOUNTABLE, ENGINE 2)
447AL, 448AR
 D. Expendable Parts
FIG.ITEM
DESIGNATION
IPC-CSN
6
NUT
AIPC 71-13-10-10-210
5
COTTER PIN
AIPC 71-13-10-10-220
3
COTTER PIN
AIPC 71-13-10-17-020
 E. Referenced Information
REFERENCE
DESIGNATION
TASK 71-13-00-010-803-A
Opening of the Fan Cowl Doors
TASK 71-13-00-410-803-A
Closing of the Fan Cowl Doors
TASK 71-13-41-820-802-A
Adjustment of the Latch Position Detection Device
F Lever Assy
3. Job Set-up
Subtask 71-13-41-941-065-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) Make sure that the WARNING NOTICE(S) is 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) Make sure that the WARNING NOTICE(S) is in position to tell persons not to energize FADEC 1(2).
Subtask 71-13-41-010-064-A
B. Get Access
   (1) Make sure that the fan cowl doors are open (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
4. Procedure
Subtask 71-13-41-420-060-A
A. Installation of the Lever Assy
WARNING: USE PROTECTIVE GOGGLES WHEN YOU REMOVE OR INSTALL A COTTER PIN. EACH TIME YOU REMOVE A COTTER PIN DURING THE TASK, DISCARD IT IMMEDIATELY. A LOOSE COTTER PIN CAN CUT YOU OR MAKE YOU BLIND.
   (1) Remove the cover plate (12) attached with screws (14) and washers (13) from the housing keeper assy (11).
   (2) Pull the keeper (15) to keep it in the closed position.
   (3) Clean the lever assy (8) with GENERAL CLEANING AGENT - MULTI PURPOSE (Material No.CPNCL02589) and a LINT-FREE COTTON CLOTH (Material No.CPNCL02069) .
   (4) Put the lever assy (8) in position on the flag housing assy (11).
   (5) Make sure that the lever assy (8) is engaged in the keeper's axis (15). See the sheet 2 of the figure:
F Lever Assy
   (6) Install the pin (10), bushing (9), washer (7) and AIPC 71-13-10-10-210 NUT (6).
     (a) Brush-seal the fasteners with MASTINOX D40 (Material No.CPNCL00338) .
     (b) TORQUE the nut (6) to between 0.336 and 0.25 m.daN (29.73 and 22.12 lbf.in ) T.
   (7) Safety the nut (6) with the AIPC 71-13-10-10-220 COTTER PIN (5).
     (a) Brush-seal the fasteners with MASTINOX D40 (Material No.CPNCL00338) .
   (8) Release the keeper (15) to let it go back in open position.
   (9) Install the cover plate (12) on the housing keeper assy (11) with the screws (14) and washers (13).
     (a) Brush-seal the fasteners with MASTINOX D40 (Material No.CPNCL00338) .
   (10) TORQUE the screws (14) to between 0.48 and 0.37 m.daN (42.48 and 32.74 lbf.in ) T.
   (11) At the lower end of the push-pull cable (1), install the washer (2) and pin (4).
     (a) Brush-seal the fasteners with MASTINOX D40 (Material No.CPNCL00338) .
   (12) Safety the pin (4) with the AIPC 71-13-10-17-020 COTTER PIN (3).
   (13) Brush seal the fasteners with MASTINOX D40 (Material No.CPNCL00338) .
Subtask 71-13-41-820-055-A
B. Check and Adjustment of the Push-Pull Cable
   (1) After the system installation, do the checks that follow:
  • The system works correctly when you pull the keeper.
  • With the keeper in the closed position, the flag must not be extended more than the fan cowl skin.
  • With the system in the open position, make sure that the flag is completely open.
   (2) If one or more of these check results is not correct, do the system rigging procedure (Ref. AMM TASK 71-13-41-820-802).
5. Close-up
Subtask 71-13-41-410-054-A
A. Close Access
   (1) Make sure that the work area is clean and clear of tools and other items.
   (2) Close the fan cowl doors (Ref. AMM TASK 71-13-00-410-803):
     (a) FOR [4020KM1] (POWER PLANT-DEMOUNTABLE, ENGINE 1)
437AL 438AR
     (b) FOR [4020KM2] (POWER PLANT-DEMOUNTABLE, ENGINE 2)
447AL 448AR
   (3) Remove the WARNING NOTICE(S).
[Rev.10 from 2021] 2026.04.02 06:33:22 UTC
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