TM-9-2320-260-20

TRUCK, 5-TON, 6X6, M809 SERIES (DIESEL)

TECHNICAL MANUAL; UNIT MAINTENANCE

APRIL 1995

TM-9-2320-260-20 - Page 981 of 1337

TM 9-2320-260-20

13-4. DRAG BRAKE TEST AND ADJUSTMENT

THIS TASK COVERS:

a.

Testing

b. Adjustment

INITIAL SETUP

APPLICABLE MODELS

EQUIPMENT CONDITION

All W/W

• Parking brake set (TM 9-2320-260-10).

REFERENCES (TM)

• Prepare front winch for use (TM 9-2320-260-10).

TM 9-2320-260-10

GENERAL SAFETY INSTRUCTIONS

TM 9-2320-260-20P

Wear hand protection when handling winch cable.

NOTE

The front winch and midship winch (M815) drag brakes are tested

and adjusted the same way. This procedure covers the front winch

drag brake.

WARNING

Wear hand protection when handling winch

may cause injury to personnel.

1. Unwind cable (3) 3-4 ft (0.9-1.2 m) (TM 9-2320-260-10).

cable. Broken wires

2.

Pull cable (3) out 3-4 ft (0.9-1.2 m) and quickly release cable (3). Winch drum (1) should stop turning

when cable (3) is released. If drum (1) does not stop turning, or does not pay out cable (3) when

cable (3) is pulled, adjust drag brake.

b. Adjustment

NOTE

When performing step 1, turn adjusting screw in 1/2-turn

increments until proper drag adjustment is accomplished.

1. Turn adjusting screw (2) clockwise to increase drag; counterclockwise to reduce drag.

2. Repeat drag test (task a, step 2) to ensure drag is correctly adjusted.

13-8