Sockets - No 28 VDC at the Sockets in Nosewheel Well and Hydraulic Comptartment

TASK 33-37-00-810-802-A
Sockets - No 28 VDC at the Sockets in Nosewheel Well and Hydraulic Comptartment

1. Possible Causes

2. Job Set-up Information
A. Referenced Information

REFERENCE	DESIGNATION
ASM 333701

3. Fault Confirmation
Subtask 33-37-00-710-052-A

A. Use a voltmeter to confirm that there is no voltage at the maintenance socket.

4. Fault Isolation
Subtask 33-37-00-810-052-A

A. If the test confirms the fault:

(1) If the fault continues:

do a check and repair the wiring between:
MAINTENANCE SOCKET (3LL) pin + and CB (1LL),
MAINTENANCE SOCKET (3LL) pin N and GND,
MAINTENANCE SOCKET (4LL) pin + and CB (1LL),
MAINTENANCE SOCKET (4LL) pin N and GND ASM 333701.

Subtask 33-37-00-710-053-A

B. Do the test as given in the Para. 3. A.

5. Close-up
Subtask 33-37-00-860-051-A

A. Put the aircraft back to its initial configuration.

[Rev.8 from Aug 2018] 2026.04.04 04:31:57 UTC