2004 ISUZU TF SERIES Workshop Manual

Page 4185 of 4264

ISUZU TF SERIES 2004  Workshop Manual UNIT REPAIR (JR405E)  7A4-11 
   CONTROL VALVE ASSEMBLY 
 
 
01CV40 
  
 Disassembly steps 
1. Oil strainer  
Remove the 13 bolts and the oil strainer from the control
valve assembly.  
 
 
02CV26

Page 4186 of 4264

ISUZU TF SERIES 2004  Workshop Manual 7A4-12  UNIT REPAIR (JR405E) 
 
06CV19 
  
   5. Solenoid  
6.  Oil pressure switch  Remove the 6 solenoids together and the 3 oil pressure 
switchs.  
 
 
07CV17 
  
   7.  Control valve upper body

Page 4187 of 4264

ISUZU TF SERIES 2004  Workshop Manual UNIT REPAIR (JR405E)  7A4-13 
 
 Reassembly steps 
Coat the parts with ATF before installing them. 
 
11CV18 
 
 1.  Control valve upper body 
2.  Control valve lower body 
3. Separation plate 
Assemb

Page 4188 of 4264

ISUZU TF SERIES 2004  Workshop Manual 7A4-14  UNIT REPAIR (JR405E) 
 
 Number Length (Color) 
Control valve rocket 
bolts and nuts (A) 2 (Plus 2 nuts)  50 mm (1.97 in) (Gold) 
Upper body and 
lower body fixing 
bolts   
(B) 2  45 mm (1.77

Page 4189 of 4264

ISUZU TF SERIES 2004  Workshop Manual UNIT REPAIR (JR405E)  7A4-15 
 244L300003 
Legend 
  1. High clutch oil pressure switch connector 
(wire color: Gray) 
  2. 2-4 brake oil pressure switch connector 
(wire color: Brown) 
  3. Low and r

Page 4190 of 4264

ISUZU TF SERIES 2004  Workshop Manual 7A4-16  UNIT REPAIR (JR405E) 
 
12CV19 
  
   4. Solenoid  
5.  Oil pressure switch     Install the O-rings to each of the solenoids.  
    Install the 6 solenoids together and the 3 oil pressure 
s

Page 4191 of 4264

ISUZU TF SERIES 2004  Workshop Manual UNIT REPAIR (JR405E)  7A4-17 
9. Oil strainer  Install the oil strainer. 
Tighten the bolts to the specified torque.  
  
 Number Length (Color) 
Oil strainer bolt     
(C) 9  13 mm (0.51 in) (Silver)

Page 4192 of 4264

ISUZU TF SERIES 2004  Workshop Manual 7A4-18  UNIT REPAIR (JR405E) 
 
 CONTROL VALVE UPPER BODY 
 
 09CV02 
Legend 
  1. Manual valve, and pin 
  2. Retainer plate, spring, and 2-4 brake 
accumulator 
  3. Retainer plate, plug, and low an