Transmission - TM-10-3930-632-340030

TM 10-3930-632-34

(7)

Install the carriage, mast, and lift cylinder (para

(5) Run the fork lift truck in forward and reverse for

a total of 3 minutes. Stop the engine and check the fluid

level with the dipstick. Add transmission fluid until the

level reaches the full mark on the dipstick.

2-9.

Transmission

(6) Check, and adjust if necessary, the brake pedal

free travel (TM 10-3930-632-12).

a. Testing. If the transmission and engine are

(7) Adjust the engine speed for prescribed no-load

operative and there is no obvious damage, it is a good

RPM (TM 10-3930-632-12).

practice to check the operation of the transmission to

(8) Check the engine for normal engine stall by

localize and identify troubles. This is easily done prior to

positioning the truck against an immovable object and

transmission removal.

This practice will help to

with the engine in gear, accelerating to full throttle

determine the areas of the transmission which will

position. Normal engine stall is between 1210 and 1300

require particular attention at overhaul. Proceed as

RPM. If the engine stalls between 1000 and 1210 RPM,

follows:

the engine is losing power.

(1) Steam-clean the entire fork lift truck before

(9) If the engine stalls between 650 and 900 RPM,

testing the transmission. Clean the radiator (TM 10-

the torque converter stator is slipping and the torque

3930-632-12).

converter must be replaced (para 2-5).

(2) Remove the drain plugs from the axle adapter

(10) Check the transmission oil pump pressure as

and transmission to drain transmission and axle.

follows:

(3) Refer to figure 14-2 and remove items (30)

(a) Remove the pipe plug and install a

through (35); clean and reinstall.

pressure gage that will indicate between 0 and 200 PSI

(4) Replace the transmission oil filter and fill the

at the converter housing outlet (fig. 2-12).

transmission and axle to the required level with oil (LO

10-3930-632-12).

2-18