Assembling The Oil Pump - Westerbeke 9.0 BCG Technical Manual

7. Measure the body clearance.
Specified limit: 0.0039 - 0.0063 inches
(0.10 - 0.16 mm)
Allowable Limit: 0.0118 inches (0.30 mm)
8. Check the relief valve's oil passage and sliding sur-
face for damage.
Assembling the Oil Pump
NOTE: Coat each sliding part with engine oil
before it is assembled with its mating part.
1. Assemble the relief valve in the numerical order
shown in the illustration to the right.
2. Assemble the rotor and rotor housing, aligning the
punched marks so that they face each other and
also face toward you. Refer to the illustration to
the right.
Westerbeke Generators
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