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8 replacing engine control module, Maintenance – Alpha Technologies AlphaGen 5.0kW Auxiliary Power Unit User Manual

Page 47

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3. Maintenance

47

031-132-B0-001 Rev. A

TM

©2000

3.8

Replacing Engine Control Module

Allow 5 minutes for completion of procedure

Tools required:

None

Removal and replacement procedure:

1.

Verify APU is OFF.

2.

Locate and remove the ECM as shown below.

ECM in place with connectors

attached

Remove connectors

Release ECM captive latch and slide

PCBA from housing. Perform steps in

reverse order to replace ECM.

STOP

START

E
C
M

STOP

START

E
C
M

STOP

START

E
C
M