Middle Control Valve Body Assemble

Reference: MIDDLE CONTROL VALVE BODY DISASSEMBLE .

Fig 1: Identifying Middle Control Valve Body

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1. Inspect the middle control valve body (370) casting for the following conditions:
   • Porosity
   • Cracks
   • Damaged machine surface
   • Chips or debris
   • Damage to valve bores
2. Inspect all valves, springs, bushings, and clean all components in clean solvent.
   Fig 2: Identifying Reverse Shift Ball Check Valve Bushing & Valve

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3. Install the reverse shift ball check valve bushing - inner (373).
4. Install the reverse shift ball check valve (374).
5. Install the reverse shift ball check valve bushing - outer (375).
6. Install the sleeve/bore plug retainer (362).
   Fig 3: Identifying Solenoid Relay Valve, Plunger & Valve Sleeve

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7. Install the solenoid relay valve spring (379).
8. Install the solenoid relay valve (378).
9. Install the solenoid relay valve plunger (377).
10. Install the solenoid relay valve sleeve (376).
11. Install the sleeve/bore plug retainer (362).
    Fig 4: Identifying 3rd Gear Band Release Valve, U2 Shift Valve Bore Plug & Sleeve/Bore Plug Retainer

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12. Install the 3rd gear band (B4) release valve spring (384).
13. Install the 3rd gear band (B4) release valve (385).
14. Install the U2 shift valve bore plug (394).
15. Install the sleeve/bore plug retainer (362).
    Fig 5: Identifying U1 Shift Valve, Valve Spring & Valve Bore Plug

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16. Install the U1 shift valve (386).
17. Install the U1 shift valve spring (387).
18. Install the U2 shift valve bore plug (394).
19. Install the sleeve/bore plug retainer (362).
    Fig 6: Identifying M1 Shift Valve Spring, Valve Bore Plug & Shift Valve

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20. Install the M1 shift valve (389).
21. Install the M1 shift valve spring (390).
22. Install the M1 shift valve bore plug (391).
23. Install the sleeve/bore plug retainer (362).
    Fig 7: Identifying U2 Shift Valve Spring, Bore Plug & Shift Valve

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24. Install the U2 shift valve (392).
25. Install the U2 shift valve spring (393).
26. Install the U2 shift valve bore plug (394).
27. Install the sleeve/bore plug retainer (362).
    Fig 8: Identifying Primary Regulator Valve Spring, Primary Regulator Valve Plunger & Valve Sleeve

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28. Install the primary regulator valve (395).
29. Install the primary regulator valve spring (396).
30. Install the primary regulator valve plunger (397).
31. Install the primary regulator valve sleeve (398).
32. Install the sleeve/bore plug retainer (362).
    Fig 9: Identifying Accumulator Check Valve Assemblies & Cooler By-Pass Valve

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33. Install the 5 accumulator check valve assemblies (353).
34. Install the cooler by-pass valve spring (380).
35. Install the cooler by-pass valve (381).
36. Install the TCC check valve spring (383).
37. Install the TCC check valve (382).

    Reference: CONTROL VALVE BODY ASSEMBLY ASSEMBLE .