2004 ISUZU TF SERIES Workshop Manual

Page 3865 of 4264

ISUZU TF SERIES 2004  Workshop Manual UNIT REPAIR (AW30–40LE) 7A4–57
Apply compressed air into the oil passage as
shown, and be sure that the OD brake piston moves
smoothly.
25 2RY 0 004 3

Page 3866 of 4264

ISUZU TF SERIES 2004  Workshop Manual 7A4–58 UNIT REPAIR (AW30–40LE)
Direct Clutch Assembly (C-2)
Disassembled View
2 48R20 0001
E nd O FCallo ut
Legend
(1) Clutch drum thrust washer (Plastic)
(2) Snap ring
(3) Flange
(4) Plate and di

Page 3867 of 4264

ISUZU TF SERIES 2004  Workshop Manual UNIT REPAIR (AW30–40LE) 7A4–59
Disassembly
Remove direct clutch drum assembly from forward
clutch assembly.
24 8RY 0 002 8
1. Check piston stroke of direct clutch (C–2).
Place the direct clutch

Page 3868 of 4264

ISUZU TF SERIES 2004  Workshop Manual 7A4–60 UNIT REPAIR (AW30–40LE)
7. Place the direct clutch drum onto the OD support.
Holding the direct clutch piston by hand, apply
compressed air to the OD support to remove the
direct clutch pis

Page 3869 of 4264

ISUZU TF SERIES 2004  Workshop Manual UNIT REPAIR (AW30–40LE) 7A4–61
4. Check direct clutch drum bushing.
Using a dial indicator, measure the inside diameter
of the clutch drum bushing.
Maximum inside diameter: 53.99 mm (2.1256 in)
If

Page 3870 of 4264

ISUZU TF SERIES 2004  Workshop Manual 7A4–62 UNIT REPAIR (AW30–40LE)
5. Install four plates and four discs.
Install in order : P–D–P–D–P–D–P–D
P : Plate, D : Disc
24 8RY 0 006 2
6. Install the flange, with the flat side

Page 3871 of 4264

ISUZU TF SERIES 2004  Workshop Manual UNIT REPAIR (AW30–40LE) 7A4–63
Flange sizes
RUW 37A SH00 490 1
9. Coat the clutch drum thrust washer (plastic) with
petroleum jelly and install it onto the direct clutch.
NOTE:  Make sure that the

Page 3872 of 4264

ISUZU TF SERIES 2004  Workshop Manual 7A4–64 UNIT REPAIR (AW30–40LE)
Forward Clutch Asseembly (C-1)
Disassembled View
2 48R20 0003
E nd O FCallo ut
Legend
(1) Thrust bearing
(2) Race
(3) Snap ring
(4) Flange
(5) Disc and plate
Six  di