TM 55-1520-240-23-3
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INSTALL EMERGENCY ENGINE TRIM RELAY
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INITIAL SETUP
Applicable Configurations:
Without 74
Tools:
Electrical Repairer’s Tool Kit, NSN 5180-00-323-4915
Materials:
None
Personnel Required:
Aircraft Electrician
Inspector
References:
TM 55-1520-240-23P
TM 55-1520-240-T
NOTE
Positioning of No. 1 emergency
engine trim relay is 180º from No. 2
installation. Installation procedure is
same for both. installation of No. 2
(right) relay is shown here.
1.
Position relay (1) on fuselage (2). Install four
screws (3) and washers (4).
2.
Remove tape from 14 wires (5). Connect
14 wires and one diode (6) to relay (1) by
installing 14 screws (7) and washers (8) (TM
55-1520-240-T). Remove tags.
INSPECT
FOLLOW-ON MAINTENANCE:
Close left or right electrical compartment access door
(Task 2-2).
Perform operational check of power turbine system
(TM 55-1520-240-T).
END OF TASK
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