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 229 of 481

TM 9-2320-272-10

2-128

(2)

Engage parking brake lever (9) and turn ignition switch (3) and battery

switch (2) to OFF.

CAUTION

• Before opening hydraulic oil reservoir, make sure area

around reservoir filler cap is clean. Do not allow dirt, dust, or

water to enter reservoir. Failure to do so may cause damage

to internal components.

• Do not proceed with winch operation if oil level is less than

halfway from end of dipstick to full mark. Fill as needed.

Failure to do so may cause damage to internal components.

(3)

Check oil level in hydraulic oil reservoir (12). Refer to LO 9-2320-272-12.

2-24. OPERATION OF MEDIUM WRECKER (Contd)