Discrete Signal Failure of the BMC1

TASK 36-11-00-810-961-A
Discrete Signal Failure of the BMC1

1. Possible Causes

BMC-1 [1HA1]

2. Job Set-up Information
A. Referenced Information

REFERENCE	DESIGNATION
AMM 36-11-00-740-001	BITE Test of the BMC 1(2)
AMM 36-11-34-000-001	Removal of the BMC
AMM 36-11-34-400-001	Installation of the BMC

3. Fault Confirmation
Subtask 36-11-00-710-412-A ** ON A/C NOT FOR ALL

A. Test
(1) Do the BITE test of the BMC1 AMM 36-11-00-740-001.

4. Fault Isolation
Subtask 36-11-00-810-256-A ** ON A/C NOT FOR ALL

A. If the test gives one of the following maintenance message:
BMC1 OR APU FAULT AND 5HV or
BMC1 OR XFEED-V DISCRETE or
BMC1 OR APU BLEED DISCRETE or
BMC1 OR WAI DISCRETE

Replace the BMC-1 [1HA1] AMM 36-11-34-000-001 and AMM 36-11-34-400-001.

Subtask 36-11-00-710-413-A ** ON A/C NOT FOR ALL

B. Do the test given in Para. 3.

[Rev.8 from Aug 2018] 2026.04.04 04:33:51 UTC