2007 ISUZU KB P190 Workshop Repair Manual

Page 4185 of 6020

ISUZU KB P190 2007  Workshop Repair Manual 7A4–50 UNIT REPAIR (AW30–40LE)
13. Install two plates and two discs then install theflange, with the flat side facing downward.
252L100013
14. Install snap ring.
252L100014
15. Check piston stroke

Page 4186 of 6020

ISUZU KB P190 2007  Workshop Repair Manual UNIT REPAIR (AW30–40LE) 7A4–51
16. Coat the assembled bearing and race withpetroleum jelly and install it with the race side facing 
downward.
Bearing and race (Reference)
252L100015
17. Align the

Page 4187 of 6020

ISUZU KB P190 2007  Workshop Repair Manual 7A4–52 UNIT REPAIR (AW30–40LE)
OD Support Assembly
Disassembled View
RTW77AMF000301
EndOFCallout
Disassembly
1. Check OD brake piston movement.Place the OD support assembly onto the direct 
clutch

Page 4188 of 6020

ISUZU KB P190 2007  Workshop Repair Manual UNIT REPAIR (AW30–40LE) 7A4–53
Apply compressed air into the oil passage as 
shown, and be sure that the OD brake piston moves
smoothly.
252RY00043
2. Remove the thrust bearing. 
3. Remove the rac

Page 4189 of 6020

ISUZU KB P190 2007  Workshop Repair Manual 7A4–54 UNIT REPAIR (AW30–40LE)
Reassembly
1. Coat the two oil seal rings with ATF.Contract the oil seals as shown, and install them 
onto the OD support.
NOTE:  Do not spread the ring ends more th

Page 4190 of 6020

ISUZU KB P190 2007  Workshop Repair Manual UNIT REPAIR (AW30–40LE) 7A4–55
6. Coat the thrust washer (plastic) with petroleum jellyand install it onto the OD suppor t.
NOTE:  Make sure that the lug fits into the hole on the 
OD support.
252

Page 4191 of 6020

ISUZU KB P190 2007  Workshop Repair Manual 7A4–56 UNIT REPAIR (AW30–40LE)
Apply compressed air into the oil passage as 
shown, and be sure that the OD brake piston moves
smoothly.
252RY00043
 
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ISUZU KB

Page 4192 of 6020

ISUZU KB P190 2007  Workshop Repair Manual UNIT REPAIR (AW30–40LE) 7A4–57
Direct Clutch Assembly (C-2)
Disassembled View
RTW77AMF000401
EndOFCallout
Legend(1) Direct clutch drum 
(2) O-ring
(3) Direct clutch piston 
(4) Piston return sprin