Loss of Fuel Control on the Engine 1, channels A and B

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1. Possible Causes
2 Job Set-up Information
A. Referenced Information
REFERENCE DESIGNATION
73-00-00-810-904-A Loss of Fuel Control on the Engine 1, Channel A
73-00-00-810-906-A Loss of Fuel Control on the Engine 1, Channel B
3. Fault Confirmation
Subtask 73-00-00-710-263-A
A. Test
Not Applicable.
4. Fault Isolation
Subtask 73-00-00-810-188-A
A. If the fault is identified by two maintenance messages:
· CHA FMU/HC/EEC1 and
· CHB FMU/HC/EEC1
(1) Do the related fault isolation procedures (Ref. TSM 73-00-00-810-904) and
(Ref. TSM 73-00-00-810-906) . [Rev.6 from Feb 2017] 2026.04.04 04:36:09 UTC