Main Control Valve Body
Main Control Valve BodySpecial Tool(s):
Disassembly
1. NOTE: The valve body separator plate has a bonded gasket. Do not reuse. Discard the plate.
Remove and discard the valve body separator plate.
2. Remove the check balls.
3. NOTE: Refer to the disassembled view.
Disassemble the main control valve body only if cleaning is required.
Assembly
1. CAUTION: Do not lose parts when cleaning or repairing.
Thoroughly clean all parts in solvent and blow dry with moisture-free compressed air.
2. CAUTION: Do not stone, file or sand the valves. This will remove the anodized finish and may result in further main control or transmission damage.
After cleaning the main control valve body:
^ Inspect all valve and plug bores for scoring or burrs
^ Check all fluid passages for obstructions
^ Inspect all valves and plugs for burrs
^ Inspect all mating surfaces for burrs or distortion
^ Inspect all springs for distortion
^ Check all valves and plugs for free movement in their respective bores
- Valves and plugs, when dry, must fall from their own weight into their respective bores
^ Roll the manual valve on a flat surface to check for a bent condition
3. Assemble the main control valve body.
4. Install the main control valve body check balls.
5. NOTE: Use a new valve body separator plate for main control valve body installation.
Using the special tools, install a new main control valve body separator plate.
^ Tighten to 7 Nm (62 inch lbs.)
