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Hisun HS700UTV-4 - Page 196

Hisun HS700UTV-4
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ENGINE
- 183 -
1CHECK
1). Checking the oil pump
• rotor housing
• rotor cover
Cracks/wear/damage
Replace.
• oil pump operation
Unsmooth
Repeat steps #1 and #2 or
replace the defective parts.
2). Checking the oil strainer
• oil strainer
• O-ring
Damage
Replace.
Contaminants
Clean with engine oil.
2MEASURE
1). Measure the oil pump
• tip clearance(a)
(between the
inner
rotor
and the out rotor )
• side clearance(b)
(between the outer rotor and the pump
housing )
• body clearance (c)
(between the outer rotor and the pump
housing )
Out of specification
Replace the oil pump.
Tip clearance Limit: 0.23 mm
Side clearance Limit: 0.17 mm
Body clearance Limit: 0.24 mm
2). Measure the crankshaft
• crank width (A)
Out of specification
Replace the crankshaft.
Crank width
74.95 ~ 75.00 mm
• side clearance (D)
Out of
specification
Replace the crankshaft
.

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