Failure of the Cooling Air System of the ADIRU2
TASK 34-11-00-810-887-A
Failure of the Cooling Air System of the ADIRU2
1. Possible Causes
A. Referenced Information
3. Fault Confirmation
Subtask 34-11-00-700-051-A ** ON A/C NOT FOR ALL
Subtask 34-11-00-810-199-A ** ON A/C NOT FOR ALL
[Rev.8 from Aug 2018]
2026.04.04 04:32:18 UTC
Failure of the Cooling Air System of the ADIRU2
1. Possible Causes
- ADIRU-2 [1FP2]
- cooling air system
A. Referenced Information
| REFERENCE | DESIGNATION |
|---|---|
| AMM 34-12-34-000-001 | Removal of the ADIRU |
| AMM 34-12-34-400-001 | Installation of the ADIRU |
Subtask 34-11-00-700-051-A ** ON A/C NOT FOR ALL
A. Not applicable.
4. Fault IsolationSubtask 34-11-00-810-199-A ** ON A/C NOT FOR ALL
A. If the maintenance message ADIRU2 (1FP2)/ OVER TEMPERATURE is shown:
- remove the ADIRU-2 [1FP2] AMM 34-12-34-000-001
- do a check of the cooling air system .
- install a new ADIRU2 AMM 34-12-34-400-001.
- repair it and install the ADIRU2.