TM-9-2320-272-10

TRUCK, 5-TON, 6X6, M939, M939A1, AND M939A2 SERIES TRUCKS (DIESEL)

TECHNICAL MANUAL; OPERATOR'S MANUAL

SEPTEMBER 2004

CHANGE 2

TM-9-2320-272-10 - Page 110 of 481

TM 9-2320-272-10

2-11

2-3. CHASSIS CONTROLS AND INDICATORS (Contd)

7

WINDSHIELD WASHER BOTTLE CAP is unsnapped to refill washer

reservoir.

8

ETHER STORAGE CYLINDER stores ether used for starting during cold–

weather operations.

Key

Item and Function

1

POWER STEERING OIL RESERVOIR DIPSTICK is attached to reservoir

fill cap. Dipstick is turned counterclockwise and removed to check power

steering oil level.

2

COOLANT SURGE TANK CAP is turned counterclockwise and removed to

add coolant. (Location common to all vehicles)

3

ENGINE OIL FILLER CAP is turned counterclockwise and removed to add

oil.

4

OIL DIPSTICK is to check engine oil level. On M939/A1 series vehicles, turn

counterclockwise to remove.

5

SHUTOFF VALVES are turned counterclockwise to circulate heated coolant

through vehicle cab heating system.

6

RADIATOR DRAINVALVE is turned counterclockwise to drain coolant from

radiator. (Location common to all vehicles)