(2)
The installation of the air conditioning access doors on the fuselage.
TASK 52-48-01-004-001
2. Air Conditioning Access Door Removal (Fig. 401)
____________________________________
A. References
(1)
IPC 52-48-01
B.
Access
(1)
Location Zone
133 Air Conditioning Equipment Bay Left
134 Air Conditioning Equipment Bay Right
(2)
Access Panel
191AL Door - Air Conditioning Access
191EL Panel - Air Conditioning Access
191HL Door - Air Conditioning Access
191ML Panel - Air Conditioning Access
191NL Door - Air Conditioning Access
192AR Door - Air Conditioning Access
192ER Panel - Air Conditioning Access
192HR Door - Air Conditioning Access
192MR Panel - Air Conditioning Access
C.
Procedure
S 014-014
(1)
Open the door.
S 864-024
(2)
On doors with a hold-open rod,
move the collar to hold the door open.
(3)
Remove the covers from the forward end of the hinges (Detail F).
S 034-016
NOTE: There are not covers on the hinges of the aft, left,
____
outboard door.
S 024-004
(4)
Remove the door.
(a)
Disconnect the bonding jumpers from the door.
(b)
On doors with a hold-open rod, disconnect the hold-open rod at the door.
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52-48-01
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400
MAINTENANCE MANUAL
SEE A 1239 STA
STA 1112 SEE STA 1170 B FWD
STA 1045
SEE E
SEE E
SEE E
SEE E A FASTENERS (4 LOCATIONS)
HOLD-OPEN ROD COLLAR HINGE ONLY) THE CENTER SHIM (ON
SEE D C
HINGE (3 LOCATIONS) FWD SEE C WASHER HINGE ONLY) SPACERS (ON THE CENTER
B HINGE PIN D SHIM CASTELLATIONS NUT WITH WASHER
Air Conditioning Access Door Installation Figure 401 (Sheet 1)
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
AIR CONDITIONING
DUCT
HOLD-OPEN
ROD ROD ATTACH
BONDING BRACKET ON THE DOOR
JUMPERS
B
COLLAR ROD ATTACH BRACKET ON THE STRUCTURE
C B
HINGE (3 LOCATIONS) C
SEE F
A
LATCH (9 LOCATIONS)
A
DOOR
FWD
SHIM
E
LATCH
DOOR HINGE PIN
SHIM
NUT WITH CASTELLATIONS
PRESS THE LATCH F
TRIGGER COVERTO SEE THE FREE PLAY
LATCH TYPICAL SELF LOCKING NUT
A-A
BONDING FLAT SEAL ANGLEHOLD OPEN JUMPER WASHER0.02 INCH ROD MINIMUM
SUPPORT STRUCTURE
HINGE FITTING OR COVER
FILLER
DOOR
(CLOSED) LATCH (IN THE
OPEN POSITION) BOLT
B-B C-C Air Conditioning Access Door Installation Figure 401 (Sheet 2)
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
(c)
While you hold the door, remove the hinge pins.
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本文链接地址：747-400 AMM 飞机维护手册 舱门 DOORS 4(33)
