Changing The Engine Oil - Yamaha XT660Z 2008 Service Manual

EAS00076

CHANGING THE ENGINE OIL

1. Start the engine, warm it up for several min-
utes, and then turn it off.
2. To reach the drain bolt of the crankcase and
the drain bolt of the oil tank, remove the en-
gine guard "2" by removing the screws "1".
2
3. Place an oil pan under the engine to collect
the used oil.
4. Remove:
• Engine oil filler cap
• Engine oil crankcase drain bolt "1"
1
5. Remove:
• Engine oil tank drain bolt "1"
6. Remove:
• Oil filter element drain bolt "1"
1
1
7. Drain:
• Engine oil (completely from the crankcase
and the oil tank)
8. 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. Check the O-rings "3" and replace them if
they are cracked or damaged.
1
c. Install the new oil filter element and the oil fil-
ter element cover.
Oil filter element cover bolt
10 Nm (1.0 m·kg, 7.2 ft·lb)
9. Check:
• Engine oil drain bolt gasket
Damage → Replace.
10.Install:
• Engine oil drain bolt (crankcase) (along with
the gasket)
Engine oil drain bolt (crankcase)
30 Nm (3.0 m·kg, 22 ft·lb)
3-10
ENGINE
2
3