Table 2-1. Unit Level Preventive Maintenance Checks and Services (PMCS) (CONT). -726280141

TM 9-2320-364-20-1

Table 2-1. Unit Level Preventive Maintenance Checks and Services (PMCS) (CONT).

Interval

Item to Be

Procedure

Not Mission

Item

Inspected

Capable If:

No.

DRAIN PLUG

(OLD STYLE OIL PAN)

DRAIN PLUG

(NEW STYLE OIL PAN)

NOTE

When initially filling or changing the

transmission fluid, use the COLD band on

dipstick. At an initial operating temperature

of 60 to 120 degrees F (16 to 49 degrees C)

fill the transmission so the fluid is in COLD

range.

Loosen T-handle on transmission dipstick

approximately one full turn then dipstick

can be removed from check and fill tube

with slight resistance.

Operate engine one minute at 1000 RPM,

idle until transmission temperature reaches

180 to 220 degrees F (82 to 104 degrees C).

With engine idling, transmission in neutral,

and truck on level ground, check

transmission dipstick. If oil level is within

the HOT/RUN band the quantity of oil in

the transmission is safe for operation. If oil

level is on or below bottom line of

HOT/RUN band, add oil.

115

Annual

Transmission

Drain fluid from transmission and service

Any Class III leaks are

Fluid and

transmission breather every 6,000 miles (9,656

found.

Breather

km) or annually, whichever comes first. Refer

to Para 8-3 and Para 8-5. Refill with OE/HDO

as required. Refer to Table 2-3.

2-75