Installation of the Bulk-Loading Floor Panels in the Aft Cargo Compartment

TASK 25-55-42-960-001-A
Installation of the Bulk-Loading Floor Panels in the Aft Cargo Compartment

ZONE: 150
ZONE: 160
FIN: 2640MM ** ON A/C NOT FOR ALL
FIN: 2641MM ** ON A/C NOT FOR ALL
FIN: 2642MM ** ON A/C NOT FOR ALL
FIN: 2643MM ** ON A/C NOT FOR ALL
FIN: 2644MM ** ON A/C NOT FOR ALL
FIN: 2645MM ** ON A/C NOT FOR ALL
FIN: 2646MM ** ON A/C NOT FOR ALL
FIN: 2647MM ** ON A/C NOT FOR ALL

1. Reason for the Job
To make the Aft Cargo Compartment available for bulk load operations.
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment

REFERENCE	QTY	DESIGNATION
No specific	1	ACCESS PLATFORM 3M (10 FT)- ADJUSTABLE
No specific	AR	SAFETY CLIP - CIRCUIT BREAKER
No specific	1	WARNING NOTICE(S)

B. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
150	AFT CARGO COMPARTMENT FWD PRESS BULKHEAD TO AFT BULKHEAD OF AFT CARGO COMPARTMENT
160	BULK CARGO COMPARTMENT AFT BULKHEAD OF AFT CARGO COMPARTMENT TO AFT BULKHEAD OF BULK CARGO COMPARTMENT

C. Referenced Information

REFERENCE	DESIGNATION
TASK 52-30-00-860-001-A	Open the FWD or Aft Cargo-Compartment Door with the Yellow Electric Pump
TASK 52-30-00-860-002-A	Close the FWD or Aft Cargo-Compartment Door with the Yellow Electric Pump
SRM 530200
Bulk -Loading Floor Panels Aft Cargo Compartment ** ON A/C NOT FOR ALL
Bulk -Loading Floor Panels Aft Cargo Compartment ** ON A/C NOT FOR ALL

3. Job Set-up
Subtask 25-55-42-860-050-A ** ON A/C NOT FOR ALL

A. Aircraft Maintenance Configuration
(1) Open the aft cargo-compartment door (Ref. AMM TASK 52-30-00-860-001).
(2) Put the ACCESS PLATFORM 3M (10 FT)- ADJUSTABLE in position at the opening for the aft cargo-compartment door.
(3) Put the WARNING NOTICE(S) on the control panel of the cargo loading system to tell persons not to use it.
(4) Remove the cargo nets and the stanchions from the aft cargo compartment, if they are installed.
(5) Do not remove the Type A1 divider net, if it is installed across the cargo compartment at FR59.

Subtask 25-55-42-875-050-A ** ON A/C NOT FOR ALL

B. Open, safety and tag this(these) circuit breaker(s):

PANEL	DESIGNATION	FIN	LOCATION
** ON A/C NOT FOR ALL
2001VU	SEMI AUTO CLS-AFT	103MY	D08
2001VU	SEMI AUTO CLS-AFT	102MY	D06

4. Procedure
Subtask 25-55-42-910-050-A ** ON A/C NOT FOR ALL

A. Preparation for Installation
(1) For the repair of the floor panels:

SRM 530200.

Subtask 25-55-42-420-050-A ** ON A/C NOT FOR ALL

Bulk -Loading Floor Panels Aft Cargo Compartment ** ON A/C NOT FOR ALL

(1) Lower and unlock the door sill latches (7) and (8).
(2) Make sure that the work area is clean and clear of tools and other items.
(3) Install the bulk-loading floor panels in the sequence which follows:
(a) Install the Panel A6 (2642MM) (6), between FR47 and FR49/50.
(b) Install the Panel A9 (2643MM)(5), between FR49/50 and FR51/52.
(c) Install the Panel A10 (2644MM)(4), between FR51/52 and FR53/54.
(d) Install the Panel A5 (2647MM) (1), between FR56/57 and FR58/59.
(e) Install the Panel A4 (2646MM) (2), between FR54/55 and FR56/57.
(f) Install the Panel FA2 (2645MM) (3), between FR53/54 and FR54/55.
(4) Make sure that the locking pin (17) of the Panel A4 (2) is installed correctly in its locating hole in the Panel FA2 (3).
(5) Make sure that you have access to the attachment points for the cargo nets and the stanchions.
(6) Make sure that the edge of each panel fully touches the edge of the adjacent panel(s).
(7) Make sure that the clearance "A" between the spacing block (12) of the Panel A5 (1) and the vertical faces of the end stop (11) is 3.2 mm (0.1260 in.). If necessary, do the subsequent steps:
(a) Loosen the nuts (15).
(b) Move the spacing block (12) on its slots (16) until the clearance "A" is correct.
(c) Tighten the nuts (15).
(8) Make sure that the clearance "A" between the spacing block (14) of the Panel A6 (6) and the vertical faces of the end stop (13) is 3.2 mm (0.1260 in.). If necessary, do the subsequent steps:
(a) Loosen the nuts (15).
(b) Move the spacing block (14) on its slots (16) until the clearance "A" is correct.
(c) Tighten the nuts (15).
(9) Lift and lock the door sill latches (7) and (8).
(10) Make sure that the aft cargo-compartment door closes and opens correctly, and does not touch the bulk-loading floor panels (Ref. AMM TASK 52-30-00-860-002) and (Ref. AMM TASK 52-30-00-860-001).

5. Close-up
Subtask 25-55-42-875-051-B ** ON A/C NOT FOR ALL

A. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged:

PANEL	DESIGNATION	FIN	LOCATION
** ON A/C NOT FOR ALL
2001VU	SEMI AUTO CLS-AFT	103MY	D08

Subtask 25-55-42-875-054-A ** ON A/C NOT FOR ALL

B. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s):

PANEL	DESIGNATION	FIN	LOCATION
** ON A/C NOT FOR ALL
2001VU	SEMI AUTO CLS-AFT	102MY	D06

Subtask 25-55-42-860-051-A ** ON A/C NOT FOR ALL

C. Put the aircraft back to the serviceable condition.
(1) Install the necessary cargo nets and the stanchions in the aft cargo compartment.
(2) Remove the ground support and maintenance equipment, the special and standard tools and all other items.
(3) Make sure that the work area is clean and clear of tools and other items.
(4) Close the aft cargo-compartment door (Ref. AMM TASK 52-30-00-860-002).

[Rev.10 from 2021] 2026.03.31 23:39:39 UTC