CAPITOL HY- 6900 Service Manual page 26

6.2 SELECTOR VALVE AND
RELATED PARTS
A. REMOVAL
1. Disconnect hoses and control
linkage from lever on selector valve.
2. Remove capscrews and
lockwashers and lift off selector
valve and baseplate being very
careful to keep gaskets in proper
configuration for replacement (They
may be fixed in position with wire,
etc.)
B. DISASSEMBLY
1. Remove retaining ring from rotor
and note position of keyways on
lever to rotor. (Match mark if
desired). Remove lever from rotor
being careful not to lose indexing
ball and spring.
2. Remove key from rotor shaft
3. Note position of cover). Remove
cover, cover gasket, and rotor from
block.
4. Remove safety relief adjustment
screw, washers, spring and plunger.
NOTE: SPRING IS UNDER
TENSION.
C. CLEANING AND INSPECTION
1. Clean all parts thoroughly with oil
and clean all oil ports. Blow dry with
compressed air.
2. Inspect rotor and valve block for
scoring. Excessive scoring indicates
replacement. Valves are not
repairable.
3. Inspect oil seal in cover. If it is worn
or shows evidence of leaking,
replace it.
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