TM-9-2320-260-20

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

TECHNICAL MANUAL; UNIT MAINTENANCE

APRIL 1995

TM-9-2320-260-20 - Page 116 of 1337

TM 9-2320-260-20

Table 2-1.

Unit Level Preventive Maintenance Checks and Services (Contd)

ITEM

INTERVAL

ITEM TO

CHECK/

PROCEDURE

NOT FULLY

N0.

SERVICE

MISSION

CAPABLE IF:

38

Semi-

Rear axles

e.

Inspect differential seals for leaks. Notify your

Any class III leak.

annual

and differ-

supervisor if leaking

entials

f.

Ensure that differential fill plug (3) and drain plug

(Contd)

(4) are not leaking and are tight. Tighten if loose. Replace

if leaking.

g.

Change gear lubricant only when required by

maintenance repair action or if contaminated by water

or other foreign material. Drain only after operation

when hot. Place vehicle in level position. Remove drain

plug (4) and filler plug (3) from axle housing (1), and after

draining reinstall drain plug (4). Fill axle housing (1)

within 1/2 in. (12.7 mm) of filler plug (3) opening with

GO lubricant if lubricant is cold, or to filler plug level

if hot. Fill other gearcases to plug openings at all times

and install filler plug (3). Clean breather valve (2) after

operation in mud and water.

2-29