2004 ISUZU TF SERIES Workshop Manual

Page 3897 of 4264

ISUZU TF SERIES 2004  Workshop Manual UNIT REPAIR (AW30–40LE) 7A4–89
6. Remove the O-ring from first and reverse brake
piston No.2.
7. Remove the reaction sleeve.
Insert special tool behind the reaction sleeve and
gradually lift it ou

Page 3898 of 4264

ISUZU TF SERIES 2004  Workshop Manual 7A4–90 UNIT REPAIR (AW30–40LE)
6. Align the teeth of the first and reverse brake piston
No.2 into the proper grooves.
Being careful not to damage the O-rings, press in
the first and reverse brake

Page 3899 of 4264

ISUZU TF SERIES 2004  Workshop Manual UNIT REPAIR (AW30–40LE) 7A4–91
10. Coat the assembled bearing and race with
petroleum jelly.
Install the assembled bearing and race facing the
bearing side upward.
Bearing and race diameter (Refer

Page 3900 of 4264

ISUZU TF SERIES 2004  Workshop Manual 7A4–92 UNIT REPAIR (AW30–40LE)
Transmission Valve Body assembly
Disassembled View
2 40R20 0039
E nd O FCallo ut
Legend
(1) Detent spring
(2) Manual shift valve
(3) Upper valve body
(4) No.1 gasket

Page 3901 of 4264

ISUZU TF SERIES 2004  Workshop Manual UNIT REPAIR (AW30–40LE) 7A4–93
Disassembly
1. Remove detent spring from valve body.
2 40R20 004 0
2. Remove the manual shift valve.
3. Remove the upper valve body.
4. Remove the no.1 gasket (Upper

Page 3902 of 4264

ISUZU TF SERIES 2004  Workshop Manual 7A4–94 UNIT REPAIR (AW30–40LE)
4. Place upper valve body with plate and gaskets on
top of lower valve body.
Align each bolt hole and gasket in the valve body.
2 44R20 007 4
5. Install the pressure

Page 3903 of 4264

ISUZU TF SERIES 2004  Workshop Manual UNIT REPAIR (AW30–40LE) 7A4–95
8. Install detent spring.
Torque: 10 N·m (87Ibin)
2 40R20 004 0

Page 3904 of 4264

ISUZU TF SERIES 2004  Workshop Manual 7A4–96 UNIT REPAIR (AW30–40LE)
Lower Valve Body
Cross Section
RUW 37A M F00 1901