Takeuchi TB 250 - Page 178

4-73
4
HYDRAULIC PUMP
DISASSEMBLY AND ASSEMBLY
Part Criteria Action
Guide (1) and retainer
(2)
•
Check for any scorning or stepwise
wear
•
Replace the guide
and retainer as a
set, if repair is im-
possible.
•
Repair a small
scoring or scratch
by lapping.
Solenoid
valves A
and B
•
Measure the clearance between the
body and the spool
D-d: 0.015 mm
• Replace
Relief valve •
Measure the clearance between the
cover and the spool
D-d: 0.015 mm
• Replace
Relief valve •
Check the set pressure • Adjust or replace
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