Yamaha YFM25RY Automobile User Manual


 
ENGINE
3-11
6. Drain:
Engine oil
(completely from the crankcase)
7. If the oil filter element is also to be
replaced, perform the following procedure.
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a. Remove the oil filter element cover “1” and
oil filter element “2”.
b. Install new O-ring “3”.
c. Install the new oil filter element and the oil
filter element cover.
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8. Install:
Engine oil drain bolt gasket
Engine oil drain bolt
Oil filter element drain bolt
9. Fill:
•Crankcase
(with the specified amount of the recom-
mended engine oil)
10.Install:
Dipstick
11.Start the engine, warm it up for several
minutes, and then turn it off.
12.Check:
•Engine
(for engine oil leaks)
13.Check:
Engine oil level
Refer to “CHECKING THE ENGINE OIL
LEVEL” on page 3-9.
14.Check:
Engine oil pressure
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a. Slightly loosen the oil gallery bolt “1”.
b. Start the engine and keep it idling until
engine oil starts to seep from the oil gallery
bolt. If no engine oil comes out after one
minute, turn the engine off so that it will not
seize.
c. Check the engine oil passages, the oil filter
element and the oil pump for damage or
leakage. Refer to “OIL PUMP” on page 5-
38.
d. Start the engine after solving the prob-
lem(s) and check the engine oil pressure
again.
e. Tighten the oil gallery bolt to specification.
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Oil filter element cover bolt
10 Nm (1.0 m·kg, 7.4 ft·lb)
Engine oil drain bolt
20 Nm (2.0 m·kg, 15 ft·lb)
Oil filter element drain bolt
10 Nm (1.0 m·kg, 7.4 ft·lb)
New
Engine oil quantity
Without oil filter element
replacement
1.25 L (1.32 US qt, 1.10 Imp.qt)
With oil filter element replace-
ment
1.35 L (1.43 US qt, 1.19 Imp.qt)
Total amount
1.60 L (1.69 US qt, 1.41 Imp.qt)
Oil gallery bolt
6 Nm (0.6 m·kg, 4.4 ft·lb)