2007 Yamaha Motorsports Big Bear 250 Owners Manual - Page 96

2007 Yamaha Motorsports Big Bear 250 Manual

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3. Install the spark plug with the spark plug wrench, and then tighten it to the specified torque. Tightening torque: Spark plug: 17.5 Nm (1.75 m·kgf, 12.7 ft·lbf) NOTE: If a torque wrench is not available when installing a spark plug, a good estimate of the correct torque is 1/4-1/2 turn past finger tight. However, the spark plug should be tightened to the specified torque as soon as possible. 8 4. Install the spark plug cap. EBU23294 2. Start the engine, warm it up for several minutes, and then turn it off. 3. Wait at least ten minutes until the oil settles before checking. 4. Remove the engine oil filler cap, and then wipe the dipstick off with a clean rag. Engine oil and oil filter element The engine oil level should be checked before each ride. In addition, the oil must be changed and the oil filter element cleaned at the intervals specified in the periodic maintenance and lubrication chart. To check the engine oil level 1. Place the ATV on a level surface. 8-11 1. 2. 3. 4. Engine oil filler cap Dipstick Maximum level mark Minimum level mark 5. Insert the dipstick into the filler hole (without screwing it in), and then remove it again to check the oil level.

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8-11
8
3. Install the spark plug with the spark plug
wrench, and then tighten it to the specified
torque.
NOTE:
If a torque wrench is not available when installing
a spark plug, a good estimate of the correct torque
is 1/4–1/2 turn past finger tight. However, the spark
plug should be tightened to the specified torque as
soon as possible.
4.
Install the spark plug cap.
EBU23294
Engine oil and oil filter element
The engine oil level should be checked before
each ride. In addition, the oil must be changed and
the oil filter element cleaned at the intervals speci-
fied in the periodic maintenance and lubrication
chart.
To check the engine oil level
1.
Place the ATV on a level surface.
2.
Start the engine, warm it up for several min-
utes, and then turn it off.
3.
Wait at least ten minutes until the oil settles
before checking.
4. Remove the engine oil filler cap, and then
wipe the dipstick off with a clean rag.
5.
Insert the dipstick into the filler hole (without
screwing it in), and then remove it again to
check the oil level.
Tightening torque:
Spark plug:
17.5 Nm (1.75 m·kgf, 12.7 ft·lbf)
1.
Engine oil filler cap
2. Dipstick
3.
Maximum level mark
4.
Minimum level mark