TCM FD35C9, Workshop Manual

Page: 245 / 291

3-131
Fig. 3.424
Fig. 3.423
3.10 CONTROL VALVE
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DISASSEMBLY
Note: 1. Before disassembly, clean the exterior of the control valve to prevent the possibility of dirt and
foreign matter entering the mechanism.
2. Replace all disassembled seals (“O”-rings, back-up rings, and wipers) with new ones.
(1) Disassembling valve assembly
①
Remove the main relief valve (1) and PF relief
valve (2) from the inlet section (3).
Note:
The relief valve should be replaced as an
assembly. Do not disassemble the relief
valve unless necessary.
②
Remove the stud bolt nuts (1) and disassemble
each section.
Note:
Match mark the sections of the control
valve so that they can be reassembled
correctly.