Closing of the Fan Cowl Doors with one or more Hold-Open Rods Missing [CFMI]
TASK 71-13-00-410-041-A
Closing of the Fan Cowl Doors with one or more Hold-Open Rods Missing
1. Reason for the Job
Self explanatory
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment
B. Work Zones and Access Panels
C. Referenced Information
3. Job Set-up
Subtask 71-13-00-860-054-A ** ON A/C NOT FOR ALL
Subtask 71-13-00-410-074-B ** ON A/C NOT FOR ALL
Subtask 71-13-00-410-075-B ** ON A/C NOT FOR ALL
[Rev.10 from 2021]
2026.04.01 02:22:06 UTC
Closing of the Fan Cowl Doors with one or more Hold-Open Rods Missing
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 | WARNING NOTICE(S) |
| ZONE/ACCESS | ZONE DESCRIPTION |
|---|---|
| FOR [1000EM1] (ENGINE-1) | |
| 437AL, 438AR | |
| FOR [1000EM2] (ENGINE-2) | |
| 447AL, 448AR | |
| REFERENCE | DESIGNATION |
|---|---|
| TASK 71-13-00-410-040-A | Closing of the Fan Cowl Doors |
Subtask 71-13-00-860-054-A ** ON A/C NOT FOR ALL
A. Aircraft Maintenance Configuration
(1) On the center pedestal, on the ENG panel 115VU, make sure that a WARNING NOTICE(S) is in position to tell persons not to start the engine.
(2) On the overhead maintenance panel 50VU, make sure that the ON legend of the ENG/FADEC GND PWR/1(2) pushbutton switch is off. Make sure that a WARNING NOTICE(S) is in position to tell persons not to energize the FADEC 1(2).
4. Procedure(1) On the center pedestal, on the ENG panel 115VU, make sure that a WARNING NOTICE(S) is in position to tell persons not to start the engine.
(2) On the overhead maintenance panel 50VU, make sure that the ON legend of the ENG/FADEC GND PWR/1(2) pushbutton switch is off. Make sure that a WARNING NOTICE(S) is in position to tell persons not to energize the FADEC 1(2).
Subtask 71-13-00-410-074-B ** ON A/C NOT FOR ALL
A. Closing of the Fan Cowl Doors with one or more Hold-Open Rods Missing
(2) Remove the universal attach pads and install the filler plugs of the hoist points in the fan cowl.
5. Close-upCAUTION:
DO NOT LEAVE THIS JOB AFTER JUST CLOSING THE FAN COWLS, CONTINUE ON TO SECURE THE LATCHES. IF YOU ARE CALLED AWAY PRIOR TO LATCHING, THEN EITHER RE-OPEN ONE COWL DOOR OR LATCH THE LATCHES BEFORE WALKING AWAY FROM THIS ENGINE.
CAUTION:
MAKE SURE THAT ALL THE LATCHES ARE CLOSED CORRECTLY WHEN THE FAN COWLS ARE CLOSED. IF THE LATCHES ARE NOT CLOSED CORRECTLY, THE FAN COWLS CAN OPEN IN FLIGHT.
(1) Lower the fan cowl doors and remove the fan cowl sling. (2) Remove the universal attach pads and install the filler plugs of the hoist points in the fan cowl.
Subtask 71-13-00-410-075-B ** ON A/C NOT FOR ALL
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 71-13-00-410-040):
(a) FOR [1000EM1] (ENGINE-1)
437AL 438AR
(b) FOR [1000EM2] (ENGINE-2)
447AL 448AR
(3) Remove the stepladder.
(4) Remove the WARNING NOTICE(S).
(5) Store the fan cowl key and flag in the cockpit.
Subtask 71-13-00-970-057-A ** ON A/C NOT FOR ALL (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 71-13-00-410-040):
(a) FOR [1000EM1] (ENGINE-1)
437AL 438AR
(b) FOR [1000EM2] (ENGINE-2)
447AL 448AR
(3) Remove the stepladder.
(4) Remove the WARNING NOTICE(S).
(5) Store the fan cowl key and flag in the cockpit.
B. Make a record in the aircraft logbook that the Fan Cowl Doors have been closed.
Fan Cowl Doors Sling