NEITHER WINCH OPERATES - CONTINUED - TM-9-2320-270-20-10253

TM9-2320-270-20-1

TROUBLESHOOTING - CONTINUED

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION

Step 10,

At winch station (5), remove winch front cover (page 4-1136). Using

multimeter set at 30 vdc, put red probe on terminal for wire no. 154-A (6)

on electric throttle switch (7), and black probe to good ground.

If meter reads no voltage, put key in OFF position and notify direct

support maintenance.

With winch throttle valve (7) in ON position, and using multimeter set at 30

Step 11.

vdc, put red probe on terminal for air solenoid valve wire no. 170 (8) and

black probe to good ground.

If meter reads no voltage, put key in OFF position and replace winch

throttle valve (page 4-1141).

TA239777

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