TM-9-2320-273-20

TRUCK TRACTOR, LINE HAUL; LIGHT EQUIPMENT TRANSPORTER; TRUCK CHASSIS; MEDIUM EQUIPMENT TRANSPORTER

TECHNICAL MANUAL; ORGANIZATIONAL MAINTENANCE

NOVEMBER 1980

TM-9-2320-273-20 - Page 1011 of 1500

TM 9-2320-273-20

BRAKE SYSTEM.

a. Unscrew and remove.

b. Inspect for:

1. Cracks.

2. Damaged fittings.

Replace if necessary.

9-24. RELAY VALVE MAINTENANCE (Continued).

LOCATION/ITEM

ACTION

REMARKS

Do not remove relay valve until pressure

is fully exhausted from all reservoirs.

A. REMOVAL .

1. Pilot line (6), two brake

chamber lines (7) and (8),

and supply line (9).

9-91