2018 YAMAHA WOLVERINE drain bolt

8-17
8
9. Install the rubber cover.
10. Install the passenger seat cushion.
To change the engine oil (and filter)
1. Park the vehicle on a level surface.
2. Start the engine, warm it up for several minutes, and then turn it off.
3. Remove the passenger seat cushion. (See page 4-15.)
4. Remove the rubber cover.
5. Remove the engine oil dipstick.
6. Place an oil pan under the engine to col- lect the used oil.
7. Remove the engine oil drain bolt. Discard the used gasket.
TIPPerform steps 8–10 when replacing the oil fil-
ter cartridge. 8. Remove the oil filter cartridge.1. Engine oil drain bolt
2. Gasket
1 2
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11. Install the engine oil drain bolt with a newgasket, and then tighten the bolt to the
specified torque.
12. Pour the specified amount of engine oil into the oil filler tube. 13. Install the dipstick with the arrow pointing
in the direction shown.1. Torque wrench
2. Oil filter wrenchTightening torque:Engine oil drain bolt:22 N·m (2.2 kgf·m, 16 lb·ft)
1
2
1. Engine oil dipstick
2. Arrow mark
1
2
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3. If the oil is below the brim of the filler hole,add sufficient oil of the recommended
type to raise it to the correct level.
4. Check the gasket for damage, and re- place it if necessary.
5. Install the oil filler bolt and its gasket, and
then tighten the bolt to the specified
torque. Changing the final gear oil
1. Park the vehicle on a level surface.
2. Place an oil pan under the final gear case
to collect the used oil.
3. Remove the final gear oil filler bolt, the fi-
nal gear oil drain bolt and their gasket to
drain the oil.1. Final gear oil
2. Gasket
3. Final gear oil filler bolt
4. Correct oil level
24
3
1
Tightening torque:Final gear oil filler bolt:23 N·m (2.3 kgf·m, 17 lb·ft)1. Final gear oil drain bolt
2. Gasket
21
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4. Install the drain bolt and its new gasket,and then tighten the bolt to the specified
torque.
5. Refill with the recommended final gear oil up to the brim of the filler hole.TIPGL-4 is a quality and additive rating; GL-5
rated hypoid gear oils may also be used.
 If desired, an SAE 80W-90 hypoid gear oil
may be used instead. 6. Check the oil filler bolt gasket for dam-
age, and replace it if necessary.
7. Install the oil filler bolt and its gasket, and then tighten the bolt to the specified
torque. 8. Check for oil leakage. If oil leakage is
found, check for the cause.
EBU36061Differential gear oilCheck the oil level and change the differential
gear oil at the intervals specified in the gener-
al maintenance and lubrication chart.NOTICEECB03600When checking or changing the differen-
tial gear oil, make sure that no foreign ma-
terial enters the differential gear case. If
necessary, clean the differential gear oil
filler bolt and surrounding area.
Tightening torque:Final gear oil drain bolt:22 N·m (2.2 kgf·m, 16 lb·ft)
Tightening torque: Final gear oil filler bolt:23 N·m (2.3 kgf·m, 17 lb·ft)
Recommended oil: SAE 80 API GL-4 Hypoid gear oil
Oil quantity: 0.18 L (0.19 US qt, 0.16 Imp.qt)
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Checking the differential gear oil level1. Park the vehicle on a level surface.
2. Remove the differential gear oil filler bolt
and its gasket, and then check the oil lev-
el. It should be up to the brim of the filler
hole.
3. If the level is low, add sufficient oil of the recommended type to raise it to the
specified level. 4. Check the gasket for damage, and re-
place it if necessary.
5. Install the differential gear oil filler bolt and its gasket, and then tighten the bolt
to the specified torque.
Changing the differential gear oil 1. Park the vehicle on a level surface.
2. Place an oil pan under the differential gear case to collect the used oil.
3. Remove the differential gear oil filler bolt, the differential gear oil drain bolt and their
gasket to drain the oil.1. Differential gear oil filler bolt
2. Gasket
3. Differential gear oil
4. Correct oil level
1
2
3
4
Tightening torque:Differential gear oil filler bolt:23 N·m (2.3 kgf·m, 17 lb·ft)
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4. Install the differential gear oil drain boltand its new gasket, and then tighten the
bolt to the specified torque.
5. Refill the differential gear case with the recommended oil.
TIPGL-4 is a quality and additive rating; GL-5
rated hypoid gear oils may also be used.
 If desired, an SAE 80W-90 hypoid gear oil
may be used instead. 6. Check the oil filler bolt gasket for dam-
age, and replace it if necessary.
7. Install the differential gear oil filler bolt and its gasket, and then tighten the bolt
to the specified torque.
8. Check for oil leakage. If oil leakage is found, check for the cause.
1. Differential gear oil drain bolt
2. GasketTightening torque:Differential gear oil drain bolt:9.8 N·m (0.98 kgf·m, 7.2 lb·ft)
12
Tightening torque: Differential gear oil filler bolt:23 N·m (2.3 kgf·m, 17 lb·ft)
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4. If the coolant is at or below the minimumlevel mark, remove the coolant reservoir
cap and add coolant to the maximum lev-
el mark.
5. Install the reservoir cap.
To change the coolant 1. Park the vehicle on a level surface.
2. Remove the hood. (See page 8-10.) 3. When the engine is cool, remove the radi-
ator cap. WARNING! Never attempt to
remove the radiator cap when the en-
gine is hot.
[EWB04250]
4. Place a container under the engine to col- lect the used coolant.
5. Remove the coolant drain bolt. Discard the used gasket.
1. Coolant reservoir cap
2. Maximum level mark
3. Minimum level mark
123
1. Radiator cap
1
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6. Remove the coolant reservoir cap.7. Place a container under the coolant res-
ervoir.
8. Disconnect the coolant reservoir hose and drain the reservoir.
9. After draining both the radiator and the
reservoir, thoroughly flush the cooling
system with clean tap water.
10. Install the coolant drain bolt with a new
gasket, and then tighten to the specified
torque.1. Coolant drain bolt
2. Gasket
1 2
1. Coolant reservoir cap
2. Coolant reservoir hose
12
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