2007 ISUZU KB P190 Workshop Repair Manual

Page 4217 of 6020

ISUZU KB P190 2007  Workshop Repair Manual 7A4–82 UNIT REPAIR (AW30–40LE)
6. Remove the one-way clutch inner race from the rearplanetary gear.
247RY00031
7. Remove the snap ring with a screwdriver.
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8. Remove the one-way clutch w

Page 4218 of 6020

ISUZU KB P190 2007  Workshop Repair Manual UNIT REPAIR (AW30–40LE) 7A4–83
Reassembly
1. Install ring gear flange to the rear planetary ringgear.
2. Install snap ring to the rear planetary ring gear.
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3. Coat the races and bearing

Page 4219 of 6020

ISUZU KB P190 2007  Workshop Repair Manual 7A4–84 UNIT REPAIR (AW30–40LE)
7. While turning counterclockwise, install one-wayclutch inner race to rear planetary gear.
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8. Check operation of one-way clutch.Hold the planetary gear a

Page 4220 of 6020

ISUZU KB P190 2007  Workshop Repair Manual UNIT REPAIR (AW30–40LE) 7A4–85
Install six clutch discs and six brake plates 
alternately, starting with clutch disc, onto the rear
planetary gear assembly.
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11. Coat the oil seal ring

Page 4221 of 6020

ISUZU KB P190 2007  Workshop Repair Manual 7A4–86 UNIT REPAIR (AW30–40LE)
First and Reverse Brake (B–3)
Disassembled View
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EndOFCallout
Legend(1) Thrust bearing and race 
(2) Snap ring
(3) Piston return spring 
(4) First and

Page 4222 of 6020

ISUZU KB P190 2007  Workshop Repair Manual UNIT REPAIR (AW30–40LE) 7A4–87
Disassembly
1. Remove assembled thrust bearing and race fromtransmission case.
247RY00043
2. Check first and reverse brake piston movement.Make sure that first and r

Page 4223 of 6020

ISUZU KB P190 2007  Workshop Repair Manual 7A4–88 UNIT REPAIR (AW30–40LE)
6. Remove the O-ring from first and reverse brakepiston No.2.
7. Remove the reaction sleeve. Insert special tool behind the reaction sleeve and 
gradually lift it ou

Page 4224 of 6020

ISUZU KB P190 2007  Workshop Repair Manual UNIT REPAIR (AW30–40LE) 7A4–89
6. Align the teeth of the first and reverse brake pistonNo.2 into the proper grooves. 
Being careful not to damage the O-rings, press in
the first and reverse brake