S 022-347
(9)
Remove the five caps from the five drain lines.
S 422-348
(10)
Install the five plugs in the five drain lines to prevent contamination.
S 422-349
(11)
Use some cord to attach the two control wire harness for the APU to the right shockmount support.
S 422-350
(12)
Put a small pad between the fuel supply line and the left stiffener.
(a)
Use some cord to attach the fuel supply line to the hole in the left stiffener.
S 422-351
(13)
Put a large pad between the five drain lines and the middle stiffener.
(a)
Use some cord to attach the five drain lines to the hole in the middle stiffener.
S 422-359
(14)
Use some cord to attach the two terminal leads of the starter motor to the right shockmount support.
S 022-360
(15)
Remove the four caps from the four generator connectors on the APU firewall.
S 422-361
(16)
Install the four caps on the four generator connectors to prevent contamination.
S 412-369
(17)
Close the left APU access door, 317AL, and right APU access door, 318AR:
(a)
Remove the two quick-release pins, disconnect the two hold-open rods and put the two hold-open rods in the two clips on the right access door.
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49-11-00
ALL ú ú 05 Page 234 ú Jun 18/01
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400
MAINTENANCE MANUAL
(b) Install the two quick-release pins in the two brackets on the
right APU compartment bulkhead.
(c) Lift the right access door until you can install the lanyard on
the pin at the aft APU compartment bulkhead.
NOTE:____ The lanyard will hold the right access door on the APU
compartment bulkhead.
(d) Remove the two quick-release pins, disconnect the two hold-open
rods and put the two hold-open rods in the two clips on the
left access door.
(e) Install the two quick-release pins in the two brackets on the
left APU compartment bulkhead.
(f) Make sure the insulation covers are correctly attach to the APU
compartment firewall.
(g) Lift the left access door until the two APU access doors are
approximately aligned.
(h) Close the two APU access doors.
(i) Close the six latches on the right access door.
S 862-096
(18)
Replace the DO-NOT-CLOSE tags with collars on these circuit breakers:
(a)
P6 Main Power Distribution Panel 1) 6G5, APU FUEL SHUTOFF VALVE 2) 6H22, APU ISO VLV AIR SUPPLY PWR 3) 6K18, APU ALTN CONT
(b)
P83 Aft APU Equipment Control and Circuit Breaker Panel 1) APU PRIME CONT 2) APU START
S 862-097
(19)
Replace the DO-NOT-OPERATE tag on the APU control switch with an APU REMOVED tag.
S 022-362
(20)
Do these steps to disconnect the APU fuel shutoff valve (Fig. 206):
(a)
Make sure the door locks for the landing gear doors are installed (AMM 09-11-00/201).
NOTE: The door locks for the landing gear doors are installed
____ when you do maintenance in the wheel well areas.
WARNING: MAKE SURE YOU USE THE CORRECT DOOR LOCK PROCEDURE TO LOCK
_______ THE LANDING GEAR DOORS. THE LANDING GEAR DOORS CAN CLOSE QUICKLY IF YOU DO NOT INSTALL THE DOOR LOCKS CORRECTLY. INJURY TO PERSONS AND DAMAGE TO EQUIPMENT CAN OCCUR.
(b) If the landing gear door locks are not installed, do this task: Body Landing Gear Door Lock Installation (AMM 32-00-30/201).
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