DOC AIRBUS | TSM A320FLoss of the BMC1
TASK 36-11-00-810-851-A
Loss of the BMC1
1. Possible Causes
A. Referenced Information
3. Fault Confirmation
Subtask 36-11-00-710-146-A ** ON A/C NOT FOR ALL 4. Fault Isolation
Subtask 36-11-00-810-099-A ** ON A/C NOT FOR ALL
[Rev.8 from Aug 2018]
2026.04.04 04:33:45 UTC
Loss of the BMC1
1. Possible Causes
- BMC-1 [1HA1]
- wiring
A. Referenced Information
| REFERENCE | DESIGNATION |
|---|---|
| AMM 36-11-00-740-001 | BITE Test of the BMC 1(2) |
| ASM 361103 | |
| AMM 36-11-34-000-001 | Removal of the BMC |
| AMM 36-11-34-400-001 | Installation of the BMC |
Subtask 36-11-00-710-146-A ** ON A/C NOT FOR ALL 4. Fault Isolation
Subtask 36-11-00-810-099-A ** ON A/C NOT FOR ALL
A. If the test gives the maintenance message:
NO DATA FROM BMC1
Subtask 36-11-00-710-147-A ** ON A/C NOT FOR ALL NO DATA FROM BMC1
- replace the BMC-1 [1HA1] AMM 36-11-34-000-001 and AMM 36-11-34-400-001.
- do a check and repair the wiring for the ARINC 429 OUTPUT BUS from the BMC1 (1HA1) AA/10C, 11C to the BMC 2 (1HA2) AA/1D, 2D, ASM 361103.
B. Do the test given in Para. 3.