Failure of One Annunciator Light Only

TASK 33-14-00-810-801-A
Failure of One Annunciator Light Only

1. Possible Causes

2. Job Set-up Information
A. Referenced Information

REFERENCE	DESIGNATION
AMM 33-14-00-710-001	Operational Test of the Lights
ASM 331402
AMM 33-14-33-000-001	Removal of the Annunciator-Light Test and Interface-Board
AMM 33-14-33-400-001	Installation of the Annunciator-Light Test and Interface-Board
Annunciator Light Test and Dimming

3. Fault Confirmation
Subtask 33-14-00-710-050-A

A. Test
Do the operational test of the annunciator light test system AMM 33-14-00-710-001.

4. Fault Isolation
Subtask 33-14-00-810-050-A

A. If one annunciator light is off during the test:

(1) If the fault continues:

Replace the related annunciator-light test and interface-board AMM 33-14-33-000-001 and AMM 33-14-33-400-001.

(a) If the fault continues:

Subtask 33-14-00-710-051-A

B. Do the test given in Para. 3.

[Rev.8 from Aug 2018] 2026.04.04 04:39:08 UTC