TM 10-5410-228-24
4.2 ACTUATOR GOES FULL STROKE WHEN DC POWER IS TURNED ON (ENGINE IS NOT
OPERATING).
Check magnetic pickup leads
for proper shielded wire or
open shield.
No
Correct wiring as
Leads and/or shield
required.
OK?
Yes
Check for jumper
between terminals 2
& 3.
Yes
Remove jumper.
Jumpers present?
No
Fail-safe circuit in EPG
Replace EPG control unit.
control unit may be damaged or
defective.
With DC power OFF, disconnect leads
at actuator. Check continuity of each
terminal to case.
Yes
Replace actuator.
Continuity exists?