APU AUTO SHUT DOWN - NO ACCELERATION, APU Fuel Supply Failure (APS 3200)

TASK 49-00-81-810-880-A
APU AUTO SHUT DOWN - NO ACCELERATION, APU Fuel Supply Failure (APS 3200)

1. Possible Causes

2. Job Set-up Information
A. Referenced Information

REFERENCE	DESIGNATION
TSM TASK 28-22-00-810-801-A	APU Fuel System - Low Pressure
AMM 49-00-00-710-008	Operational Test of the APU

3. Fault Confirmation
Subtask 49-00-81-710-210-A ** ON A/C NOT FOR ALL

A. Do the operational test of the APU AMM 49-00-00-710-008.

4. Fault Isolation
Subtask 49-00-81-810-145-A ** ON A/C NOT FOR ALL

A. If the APU Last Leg Report gives the maintenance message:

CHECK APU FUEL SUPPLY:

NOTE: The APU SHUTDOWNS report gives the maintenance message:
NO ACCELERATION - CHECK APU FUEL SUPPLY
APU Auto Shut Down Fault Code Number: 052

do the troubleshooting of the APU Fuel System (Ref. TSM TASK 28-22-00-810-801).

Subtask 49-00-81-710-211-A ** ON A/C NOT FOR ALL

B. Not Applicable.

[Rev.8 from Aug 2018] 2026.04.04 04:34:31 UTC