Reactivation of Fuel Panel Access-Door 192MB

TASK 52-42-00-440-001-A
Reactivation of Fuel Panel Access-Door 192MB

ZONE: 190

1. Reason for the Job
CDL 28-02
Refuel Panel Door

NOTE: This task is not applicable if fuel panel access-door 192MB is not installed.

2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment

REFERENCE	QTY	DESIGNATION
No specific	AR	SAFETY CLIP - CIRCUIT BREAKER
No specific	1	STEPLADDER 0.5 M (1.6 FT)

B. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
190	BELLY FAIR, AIR CONDITIONING & HYD COMPT

C. Referenced Information

REFERENCE	DESIGNATION
TASK 52-42-18-400-001-A	Installation of the Fuel Panel Access-Door
Fuel Panel Access-Door 192MB

3. Job Set-up
Subtask 52-42-00-941-056-A

A. Get Access
(1) Put the STEPLADDER 0.5 M (1.6 FT) in position below fuel panel access-door 192MB.

Subtask 52-42-00-865-064-A

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

PANEL	DESIGNATION	FIN	LOCATION
** ON A/C NOT FOR ALL
121VU	FUEL/RFL/DFL/SPLY	2QU	L24
121VU	FUEL/RFL/DFL/XFR/DEFUEL/VALVE	1QU	L23
** ON A/C NOT FOR ALL
121VU	FUEL/RFL/DFL/SPLY	2QU	L23
121VU	FUEL/RFL/DFL/XFR/DEFUEL/VALVE	1QU	L22

4. Procedure
Subtask 52-42-00-440-057-A

A. Reactivation of Fuel Panel Access-Door 192MB
(1) Remove the high-speed tape from the cutout of the right belly fairing area near FR37.
(2) Cut and remove the tie-wraps from the temporarily attached connectors.
(3) Remove the CAP-BLANKING from each electrical connector and receptacle.
(4) Connect connector [20QUA] (1) to microswitch [20QU] (2).
(5) Install replacement fuel panel access-door 192MB on the belly fairing (Ref. AMM TASK 52-42-18-400-001).
(6) Attach the spring strut at the attachment fitting of the belly fairing structure.

5. Close-up
Subtask 52-42-00-865-065-A

A. 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
121VU	FUEL/RFL/DFL/SPLY	2QU	L24
121VU	FUEL/RFL/DFL/XFR/DEFUEL/VALVE	1QU	L23
** ON A/C NOT FOR ALL
121VU	FUEL/RFL/DFL/SPLY	2QU	L23
121VU	FUEL/RFL/DFL/XFR/DEFUEL/VALVE	1QU	L22

Subtask 52-42-00-410-062-A

B. Close Access
(1) Make sure that the work area is clean and clear of tools and other items.
(2) Close fuel panel access-door 192MB.
(3) Remove the STEPLADDER 0.5 M (1.6 FT).

[Rev.10 from 2021] 2026.04.02 06:28:17 UTC