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A
747-400
MAINTENANCE MANUAL
CASTER PANEL ASSEMBLY RETRACTABLE/STEERABLE SIDE DOOR CARGO
(16 LOCATIONS) PDU 19R1 (REF) TRANSFER AREA
SEE B SEE A
SIDE CARGO DOOR (REF)
RETRACTABLE LONGITUDINAL GUIDE/STOP (3 LOCATIONS)
SEE B RETRACTABLE LATERAL GUIDE (16 LOCATIONS)
SEE B
RETRACTABLE 1LONGITUDINAL GUIDE/STOP
SIDE DOOR CARGO TRANSFER AREA
A
GUIDE/STOP LOCKPIN RELEASE LEVER
RETRACTABLE SHEAR PLUNGER
LATERAL GUIDE LEVER (4 LOCATIONS)
SEE C LATERAL GUIDE STOWAGE LOCK PLUNGER RELEASE LEVER
CASTER
SHEAR PLUNGER
"TEE" LEVER
IN LOCKED
POSITION
CASTER PANEL ASSEMBLY (EXAMPLE)
CASTERTENSION
B
PANELSTUD FITTING (8 LOCATIONS)
SHEAR PLUNGER LEVER
DLH COMBIS, INSTALLED ONLY THREE PLACES IN CASTER TRAYS FORWARD AND AFT OF PDU 19R1 AS PART OF SIREN 1
C7TH-PALLET POSITION CARGO SYSTEM Caster Panel Assembly Installation Figure 401
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A
747-400 MAINTENANCE MANUAL
ELECTRICAL/ELECTRONIC BAY ACCESS PANEL - REMOVAL/INSTALLATION
_____________________________________________________________
1. General_______
A. This procedure contains these tasks:
(1)
Removal of the electrical/electronic bay access panel.
(2)
Installation of the electrical/electronic bay access panel.
B. The access panel is immediately forward of the power drive unit (PDU) position 4L, and is for in-flight access to the E/E bay.
TASK 25-57-06-004-001
2. Electrical/Electronic Bay Access Panel Removal (Fig. 401)______________________________________________
A. Access
(1) Location Zone
210 Main Deck
B. Procedure
S 034-002
(1)
Pull the handle lock up to release the latch handle.
S 034-003
(2)
Turn the latch handle until it stops to fully retract the latches from the latch plates.
S 024-004
WARNING: YOU MUST PUT A HANDRAIL OR BARRIER AROUND THE FLOOR WELL
_______ IMMEDIATELY AFTER YOU REMOVE THE ACCESS PANEL. IF YOU DO NOT PUT A HANDRAIL OR BARRIER AROUND THE FLOOR WELL, A PERSON OR EQUIPMENT CAN FALL AND CAN CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
(3) Remove the access panel.
TASK 25-57-06-404-005
3. Electrical/Electronic Bay Access Panel Installation (Fig. 401)___________________________________________________
A. References
(1) 24-22-00/201, Manual Control
B. Access
(1) Location Zone
210 Main Deck
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747-400 MAINTENANCE MANUAL
C. Procedure
S 214-006
(1)
Make sure the floor well, latch plates, access panel mating surfaces and seal are clean and free of debris.
S 434-007
(2)
Pull the handle lock up to release the latch handle.
S 434-008
(3)
Turn the latch handle until it stops to fully retract the latches.
S 424-009
(4)
Put the access panel in its position in the floor well.
S 714-010
(5)
Make sure the latch interlock switch is closed.
S 864-011
(6)
Supply the electrical power (AMM 24-22-00/201).
S 214-012
(7)
On the master cargo control panel, make sure the DRIVE DISABLED light is ON, CG- ALARM and CG-OFF lights are OFF.
S 714-013
(8)
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