S 022-353
(2)
Do this task: Outer Exhaust Duct Removal (AMM 49-81-01/401).
S 422-354
(3)
Put a small pad between the beam and the drain line for the exhaust duct.
(a)
Use some cord to attach the drain line for the exhaust duct to the beam.
S 422-355
(4)
Install the boot cap assembly on the exhaust duct opening.
S 422-356
(5)
Install the washer and nut on the cone bolt for the aft shockmount.
(a)
Tighten the nut with your hand.
S 422-357
(6)
Put the cap on the pneumatic bleed duct.
(a)
Use a V-band clamp to attach the cap to the pneumatic bleed duct.
S 482-358
(7)
Set the angle support assembly on the two forward shockmounts.
(a)
Use the two washers and two nuts on the two cone bolts to attach the angle support assembly to the two forward shockmounts.
(b)
Tighten the two nuts with your hand.
S 022-346
(8)
Do these steps to disconnect the actuator for the air inlet door:
(a)
Make sure the air inlet door is closed.
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A
747-400 MAINTENANCE MANUAL
SEE C AIRPLANE STRUCTURE (STATION 2674.85)
SEE A FORWARD FISHPOLE FORWARD FISHPOLE HOIST ATTACH POINT HOIST ATTACH POINT
SEE B
1
HOIST CABLE
(VIEW IN THE FORWARD DIRECTION)
A
FWD APU COMPARTMENT
STRUCTURAL (STATION 2742)
KEYHOLE SLOT STRUCTURAL
BRACKET (STATION
2725.13)
KEYHOLE SLOT
TURNBUCKLE
BELLOWS
FISHPOLE
EXHAUST PIPE
HOIST
SUPPORT
HOIST CABLE
APU EXHAUST
DUCT
INBD
FWD
B
C
1
MAKE SURE THE FISHPOLE HOIST KEY IS
INSTALLED FROM THE FORWARD SIDE OF THE
TWO FISHPOLE HOIST ATTACH POINTS
Fishpole Hoist and Exhaust Pipe Support Installation
Figure 204
F58104
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
PNEUMATIC DUCT
LEFT FRONT SHOCKMOUNT
DRAIN LINE (4 LOCATIONS)
FWD
A
747-400
MAINTENANCE MANUAL
ASSEMBLY BOOT CAP
SHOCKMOUNT AFT
CAP
ASSEMBLY SUPPORT ANGLE DUCT AIR INLET EXHAUST DUCT DRAIN HOSE
BEAM
RIGHT FRONT SHOCKMOUNT
HOSE FUEL SUPPLY HARNESS WIRE ELECTRICAL
APU COMPARTMENT
Figure 205 (Sheet 1) APU Compartment Deactivation
F58163
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
SEE A
FWD
APU COMPARTMENT
ACTUATOR
CONTAINER
ELECTRICAL
CONNECTOR,
DM83
AIR INLET DUCT
FWD
A
APU Compartment Deactivation Figure 205 (Sheet 2)
C83696
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