Section III. POWER TRAIN MAINTENANCE

TM 9-2320-285-24-2

Section III. POWER TRAIN MAINTENANCE

This section contains the information you need to maintain the:

Transmission including Torque Converter * Front Axle

Rear Axle

It gives you instructions on how to troubleshoot problems, and repair or replace the

components that are within the scope of direct support maintenance.

Para

Troubleshooting Symptom Index ................................................................

3-13

Transmission Troubleshooting ...................................................................

3-14

Front Axle Troubleshooting .........................................................................

3-15

Rear Axle Troubleshooting ..........................................................................

3-16

Transmission Maintenance .........................................................................

3-17

Testing....................................................................................................

3-17a

Road Test ........................................................................................

3-17a(1)

Hydraulic Pressure Test...................................................................

3-17a(2)

Transmission Stall Test ...................................................................

3-17a(3)

Speed Shift Adjustments ........................................................................

3-17b

Replacement ..........................................................................................

3-17c

Summary Procedure Covering Replacement ..................................

3-17c(1)

Detailed Procedure Covering Replacement.....................................

3-17c(2)

Torque Converter ...................................................................................

3-17d

Modulator Assembly ...............................................................................

3-17e

Transmission Mount ...............................................................................

3-17f

Front Axle Maintenance ..............................................................................

3-18

Rear Axle Maintenance ...............................................................................

3-19

Axle Assembly ........................................................................................

3-19a

Differential ..............................................................................................

3-19b

3-13. TROUBLESHOOTING SYMPTOM INDEX

Para/Malfunction

Page

TRANSMISSION

Transmission fluid is milky .........................................................................................

3-14/1

3-90

Transmission overheating ..........................................................................................

3-14/2

3-90

Low lubrication pressure ............................................................................................

3-14/3

3-91

Low main pressure in all ranges.................................................................................

3-14/4

3-91

No response to shift lever movement .........................................................................

3-14/5

3-92

All automatic shifts occur at too high speed ...............................................................

3-14/6

3-92

Individual shift (2-3, 3-4, 4-5) occurs at too high

speed..........................................................................................................................

3-14/7

3-92

All automatic shifts occur at too low speed ................................................................

3-14/8

3-93

Individual shift (2-3, 3-4, 4-5) occurs at too low

speed..........................................................................................................................

3-14/9

3-93

Slow or erratic shifting ................................................................................................

3-14/10

3-93

Rough shifting ............................................................................................................

3-14/11

3-93

Clutch slippage in all forward gears ...........................................................................

3-14/12

3-94

3-89