NO. 2 EMERGENCY ENGINE TRIM CIRCUIT BREAKER WILL NOT STAY CLOSED (Continued)

4-6.9 NO. 2 EMERGENCY ENGINE TRIM CIRCUIT BREAKER WILL NOT STAY CLOSED

NO. 2 EMERGENCY ENGINE TRIM CIRCUIT BREAKER WILL NOT STAY CLOSED (Continued) - TM-55-1520-240-T-1_362

TM-55-1520-240-T-1 CH-47D Heilcopter Manual
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TM 55-1520-240-T 4-6.9 NO. 2 EMERGENCY ENGINE TRIM CIRCUIT BREAKER WILL NOT STAY CLOSED (Continued) W A S E M E R G E N G T R IM PANEL SWITCH SET TO INC. NO OR DEC.? R E M O V E EMERG ENG TRIM PANEL FROM CONSOLE CHECK FOR GROUND FAULT ON INC. -DEC. SWITCH 103S4 TERM 6 IS GROUND PRESENT? I YES 1 OPEN RIGHT ELECTRICAL COMPARTMENT REMOVE WIRE FROM RELAY 103K3 TERM B1 IS GROUND PRESENT? LOCATE GROUND FAULT BETWEEN RELAY 103K3 AND SWITCH 103S4 ON WIRE W 5 5 7 - 8 3 7 . 2 2 , W 6 3 9 - 3 2 2 - 22 OR W592-33-22, REPAIR OR REPLACE WIRE AS REQuIRED NO REPLACE RELAY 103K3 CHECK FOR GROUND FAULT ON ENGINE TRIM PANEL E N G I N E N O . 2 I N C . - D E C . SWITCH 103S4 TERM 1 IS GROUND PRESENT? DISCONNECT WIRE F R O M RELAY 103K3 TERMX1 IS GROUND PRESENT? LOCATE GROUND FAULT BETWEEN RELAY 103K3 AND SWITCH 103S4 ON WIRE W 5 5 7 - 8 3 8 - 2 2 , W 5 5 7 - 8 3 9 - 2 2, W639-324-22 OR W592-35-22 REPAIR OR REPLACE WIRE AS REQUIRED NO 4-6.9 GO TO NEXT PAGE Change 1 4-141

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