Control Valve Assembly

CONTROL VALVE ASSEMBLY





DISASSEMBLY




1. Remove tube connector and tube from control valve lower body.

Bolt Length, Number And Location:

2. Disassemble upper, inter and lower bodies.




a. Remove bolts (a), (d) and (f) and remove oil strainer from control valve assembly.




b. Remove O.D. cancel solenoid and lock-up cancel solenoid from control valve assembly.




c. Remove O-rings from O.D. cancel solenoid, lock-up cancel solenoid and harness terminal body.




d. Place upper body facedown, and remove bolts (b), (c) and (f).




e. Remove inter body from lower body.




f. Turn over lower body, and remove accumulator support plate.




g. Remove separating plate and separating gasket from lower body.
h. Remove steel balls and relief valve springs from lower body.
- Be careful not to lose steel balls and relief valve springs.




i. Remove inter body with separating plate and separating gasket from upper body.

j. Check to see that steel balls are properly positioned in inter body and then remove them from inter body.




- Be careful not to lose steel balls.




k. Check to see that steel balls are properly positioned in upper body and then remove them from upper body.
- Be careful not to lose steel balls.

INSPECTION

Lower and upper bodies




- Check to see that retainer plates are properly positioned in lower body.




- Check to see that retainer plates are properly positioned in upper body.
- Be careful not to lose these parts.

Oil strainer




- Check wire netting of oil strainer for damage.

O.D. cancel solenoid and lock-up cancel solenoid



- Measure resistance - Refer to "ELECTRICAL SYSTEM".

Oil Cooler Relief Valve Spring

Oil Cooler Relief Valve Spring:

ASSEMBLY




1. Install upper, inter and lower body.
a. Place oil circuit of upper body face up. Install steel balls in their proper positions.




b. Install upper separating gasket, upper inter separating gasket and upper separating plate in order shown in illustration.




c. Install reamer bolts (f) from bottom of upper body and install separating gaskets and separating plate as a set on upper body using reamer bolts as guides.




d. Place lower body side of inter body face up. Install steel balls in their proper positions.




e. Install inter body on upper body using reamer bolts (f) as guides.
- Be careful not to dislocate or drop steel balls.




f. Install steel balls and relief valve springs in their proper positions in lower body.




g. Install lower separating gasket, inter separating gasket and lower separating plate in order shown in illustration.




h. Install support plate fixing bolts (e) from bottom of lower body and install separating gaskets and separating plate as a set on lower body using bolts (e) as guides.




i. Temporarily install support plates on lower body.




j. Install lower body on inter body using reamer bolts (f) as guides and tighten reamer bolts (f) slightly.




2. Install O-rings to O.D. cancel solenoid, lock-up cancel solenoid and harness connector.
- Apply A.T.F. to O-rings.

Bolt Length, Number And Location:

3. Install and tighten bolts.
Take care with the tightening torque for e.




a. Install and tighten bolts (b) slightly.




b. Install O.D. cancel solenoid and lock-up cancel solenoid to lower body.
c. Install and tighten bolts (a) and (c) slightly.
d. Remove both reamer bolts (f) previously installed as guides. Install one reamer bolt (f) (marked in illustration) from lower body side.
e. Tighten bolts (a), (b), (c) and (f) to specified torque.




f. Install oil strainer and the other reamer bolt (f) (marked in illustration), then tighten bolts (a), (d) and (f) to specified torque.




g. Install support plates and tighten bolts (e) to specified torque.




h. Install tube connector and tubes to lower body.
- Install oil circuit side of tube connector face up.