2007 ISUZU KB P190 Workshop Repair Manual

Page 4145 of 6020

ISUZU KB P190 2007  Workshop Repair Manual 7A4–10 UNIT REPAIR (AW30–40LE)
16. Remove the spacer, rotor, key and snap ring (4×2).
 Remove the spacer, rotor and key.
 Remove the snap ring from the output shaft.
247L100001
Reassembly
1. In

Page 4146 of 6020

ISUZU KB P190 2007  Workshop Repair Manual UNIT REPAIR (AW30–40LE) 7A4–11
5. Install the second brake drum gasket. Install a new second brake drum gasket to the 
transmission case.
240RY00013
6. Individual piston operation inspection. Che

Page 4147 of 6020

ISUZU KB P190 2007  Workshop Repair Manual 7A4–12 UNIT REPAIR (AW30–40LE)
240RY00029 
240RY00010
8. Install new check valve and spring.
240RY00016
9. Install the valve body. Align the groove of the manual valve to the pin of 
the lever.
2

Page 4148 of 6020

ISUZU KB P190 2007  Workshop Repair Manual UNIT REPAIR (AW30–40LE) 7A4–13
10. Install the solenoid wiring.Coat a new O-ring with ATF, and install it to the 
solenoid wiring.
Insert the solenoid wiring to the case and install the
stopper pl

Page 4149 of 6020

ISUZU KB P190 2007  Workshop Repair Manual 7A4–14 UNIT REPAIR (AW30–40LE)
12. Install the oil pan.Install two magnets in oil pan. 
Remove any gasket material and be careful not to
drop oil on the contacting surfaces of the
transmission cas

Page 4150 of 6020

ISUZU KB P190 2007  Workshop Repair Manual UNIT REPAIR (AW30–40LE) 7A4–15
Major Components (3)
Major Components (3) and Associated Parts
RTW77ALF001801
EndOFCallout
Legend(1) Oil pump 
(2) Race
(3) OD planetary gear and OD direct clutch 
(

Page 4151 of 6020

ISUZU KB P190 2007  Workshop Repair Manual 7A4–16 UNIT REPAIR (AW30–40LE)
Disassembly
1. Remove seven bolts fixing the oil pump to thetransmission case. 
Remove the oil pump.
241RY00003
2. Remove race from oil pump.
241RY00002
3. Remove th

Page 4152 of 6020

ISUZU KB P190 2007  Workshop Repair Manual UNIT REPAIR (AW30–40LE) 7A4–17
5. Remove the overdrive planetary ring gear from thetransmission case.
252RY00002
6. Check piston stroke of overdrive brakePlace a dial indicator onto the overdrive