2007 ISUZU KB P190 Workshop Repair Manual

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ISUZU KB P190 2007  Workshop Repair Manual MANUAL TRANSMISSION     7B1-35 
Legend 
(1)  Top Gear Shaft Snap Ring  (16) 1st Outside Ring 
(2)  Top Gear Shaft  (17) 1st Block Ring 
(3)  Ball Bearing  (18) Needle Bearing 
(4)  Needle Bearing  (19

Page 4642 of 6020

ISUZU KB P190 2007  Workshop Repair Manual 7B1-36     MANUAL TRANSMISSION 
Disassembly 
  1. Use a pair of snap ring pliers to remove the top gear
shaft snap ring. 
  2. Remove the top gear shaft with ball bearing.  
  3. Use a bench press and

Page 4643 of 6020

ISUZU KB P190 2007  Workshop Repair Manual MANUAL TRANSMISSION     7B1-37 
9.Disassemble the 1st inside ring, 1st outside ring, and 
1st block ring. 
10.Remove the needle bearing.  
11.Use a pair of snap ring pliers to remove the clutch  hub s

Page 4644 of 6020

ISUZU KB P190 2007  Workshop Repair Manual 7B1-38     MANUAL TRANSMISSION 
Inspection and Repair 
Make the necessary adjustments, repairs, and part 
replacements if excessive wear or damage is
discovered during inspection. 
Block Ring and Dog

Page 4645 of 6020

ISUZU KB P190 2007  Workshop Repair Manual MANUAL TRANSMISSION     7B1-39 
1st-2nd Synchronizer (3-CONE) 
 •  Use a thickness gauge to measure the clearance
between the block ring and the dog teeth. 
 
 
226RS036
If the measured value exceed

Page 4646 of 6020

ISUZU KB P190 2007  Workshop Repair Manual 7B1-40     MANUAL TRANSMISSION 
Mainshaft Run-out 
 •  Install the mainshaft to V-blocks. 
  • Use a dial indicator to measure the mainshaft
central portion run-out. 
 
 
226RS039
If the measured

Page 4647 of 6020

ISUZU KB P190 2007  Workshop Repair Manual MANUAL TRANSMISSION     7B1-41 
Clutch Hub Spline Play 
 •  Set a dial indicator to the clutch hub which requires
measuring. 
 
 
226RS042
  •  Move the clutch hub as far to the right and left as

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ISUZU KB P190 2007  Workshop Repair Manual 7B1-42     MANUAL TRANSMISSION 
•  Use bearing installer 5-8840-2194-0 to install the
ring. 
 
 
 
RTW 57BSH000101
  Legend 
(1) Ring  
(2)  Outer Race and Roller Assembly 
(3) Inner Race 
 3. Insta