Isuzu KB P190. Manual - part 1177

7B1-102     MANUAL TRANSMISSION 

Torque Specifications 

N

⋅⋅⋅⋅m (kgf⋅⋅⋅⋅m/lb⋅⋅⋅⋅ft) 

 

 

 

 

RTW77BLF003801 

About arrow mark, refer to Transmission (MUA) Installation in this section. 

 
 

MANUAL TRANSMISSION     7B1-103 

Torque Specifications (Cont'd) 

N

⋅⋅⋅⋅m (kgf⋅⋅⋅⋅m/lb⋅⋅⋅⋅ft) 

 

 
 
 
 

 

 

RTW77BLF003901 

 

7B1-104     MANUAL TRANSMISSION 

Torque Specifications (Cont'd) 

N

⋅⋅⋅⋅m (kgf⋅⋅⋅⋅m/lb⋅⋅⋅⋅ft) 

 

 

 

 

RTW57BLF000301 

 

MANUAL TRANSMISSION     7B1-105 

TROUBLESHOOTING 

1.  ABNORMAL NOISE 

 

1)  NOISY IN NEUTRAL 

 

Checkpoint  

Trouble 

Cause 

 

Countermeasure 

 

Replenish or replace the gear

oil

Insufficient or improper gear

oil

NG

Mainshaft splines

Synchronizer clutch hub

splines

Replace the main shaft and

the synchronizer clutch hub

Replace the gear(s)

Replace the flywheel pilot

Worn splines

Worn or scuffed gear tooth

contact surfaces

Flywheel pilot bearing

Worn flywheel pilot bearing

Bearings (Mainshaft,

countershaft, and transfer

shaft)

Gears (Mainshaft,

countershaft, reverse idler

gear and transfer gears)

Replace the bearing(s)

Worn or broken bearing(s)

OK

NG

NG

NG

NG

OK

OK

OK

Gear oil

Transmission

Realign the transmission

Transmission misalignment

OK

NG