Yamaha YP250R 2005 Service Manual page 85

CHANGING THE ENGINE OIL
1
8. Install:
• engine oil drain bolt
(along with the gasket)
9. Fill:
• crankcase
(with the specified amount of the recom-
mended engine oil)
Quantity
Total amount
1.40 L (1.23 Imp qt, 1.48 US qt)
Periodic oil change
1.20 L (1.06 Imp qt, 1.27 US qt)
10.Install:
• engine oil filler cap
11.Start the engine, warm it up for several min-
utes, and then turn it off.
12.Check:
• engine
(for engine oil leaks)
13.Check:
• engine oil level
Refer to "CHECKING THE ENGINE OIL
LEVEL".
14.Check:
• engine oil pressure
M MMM M MMM M M MMM
a. Slightly loosen the oil check bolt 1.
b. Start the engine and keep it idling until
engine oil starts to seep from the oil check
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" in chapter 5.
d. Start the engine after solving the problem(s)
and check the engine oil pressure again.
e. Tighten the oil check bolt to specification.
Oil check bolt
7 Nm (0.7 m · kg, 5.1 ft · lb)
L LLL L LLL L L LLL
3 - 23
CHK
ADJ
20 Nm (2.0 m · kg, 14 ft · lb)
M M MMM M M MMM M
L L LLL L L LLL L
M MMM M MMM
L LLL L LLL