2018 YAMAHA WOLVERINE radiator cap

3-1
3
EBU31170
DESCRIPTION
EBU31180Left view
138
67
9
10
12
11
4
2
5
1. Front shock absorber assembly
2. Radiator cap
3. Brake fluid reservoir
4. Air filter
5. Shoulder bolster
6. Driver seat belt
7. Cargo bed
8. Tail/brake light
9. Rear shock absorber assembly
10.Spark plug
11.Driver seat
12.DoorUB3D7AE0.book Page 1 Tuesday, November 7, 2017 9:38 AM

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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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8
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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8
11. Connect the coolant reservoir hose.
12. Pour the specified amount of fresh cool-ant into the radiator, then install the radi-
ator cap.
13. Pour the specified amount of fresh cool- ant into the reservoir, then install the res-
ervoir cap.
14. Remove the right panel and right rear panel. (See page 8-11.)
15. Loosen the water pump air bleed bolt to
allow air to escape from the system. 16. When coolant begins to flow out, tighten
the bleed bolt.
17. Loosen the cylinder head air bleed bolt to allow air to escape from the system.Tightening torque:Coolant drain bolt:8 N·m (0.8 kgf·m, 5.9 lb·ft)
1. Water pump air bleed boltTightening torque: Water pump air bleed bolt:8 N·m (0.8 kgf·m, 5.9 lb·ft)
1
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8-29
8
18. When coolant begins to flow out, tightenthe bleed bolt.
19. Start the engine and let it idle for ten mi- nutes.TIPWhile the engine is idling, check the cooling
system for leaks.
20. Rev the engine five times, then stop theengine and allow it to cool.TIPWhile waiting for the engine to cool, clean up
the used coolant and prepare it for disposal
according to local regulations. 21. When the engine is cool, remove the radi-
ator cap and check the coolant level in
the radiator. WARNING! Never attempt
to remove the radiator cap when the
engine is hot.
[EWB04250]
If necessary, add
coolant until the radiator is full. Install the
radiator cap.
22. Check the coolant level in the reservoir and replenish if necessary.
23. Install the panels and the hood.
EBU32400Axle bootsCheck the axle boots for holes or tears.
If any damage is found, have them replaced
by a Yamaha dealer.
1. Cylinder head air bleed boltTightening torque: Cylinder head air bleed bolt:10 N·m (1.0 kgf·m, 7.4 lb·ft)
1
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Engine overheating
Wait for the engine to cool before removing the radiator cap. WARNING! If the engine is not
cool when removing the radiator cap, hot fluid and steam could blow out under pressure
and burn you.
[EWB03460]
Place a thick rag over the cap and remove the cap slowly to allow any re-
maining pressure to escape.
TIP Tap water can be used in an emergency. Change to the recommended coolant as soon as
possible.
 The engine will tend to overheat if the radiator is caked with mud, or if air was not properly bled
from the cooling system. Wait until the
engine has cooled.
Check the coolant le vel in the
coolant reservoir and/or radiator.
Level is OK.Level is low, check the
cooling system for leakage.
No
leakage.Leakage.
Ask a Yamaha dealer to inspect
and repair the cooling system.Add coolant. (See TIP.)
Restart the engine. If the engine o verheats again, ask a
Yamaha dealer to inspect and/or repair the cooling system.
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10
Type:SAE 0W-30, 10W-30, 10W-40, 15W-40, 20W-40 or 20W-
50
Recommended engine oil grade: API service SG type or higher, JASO standard MA
Engine oil quantity: Without oil filter cartridge replacement: 2.20 L (2.33 US qt, 1.94 Imp.qt)
With oil filter cartridge replacement: 2.30 L (2.43 US qt, 2.02 Imp.qt)Final gear oil:Type:SAE 80 API GL-4 Hypoid gear oil
Quantity: 0.64 L (0.68 US qt, 0.56 Imp.qt)Differential gear oil:Type:SAE 80 API GL-4 Hypoid gear oil Quantity:
0.18 L (0.19 US qt, 0.16 Imp.qt)
Coolant quantity:Coolant reservoir (up to the maximum level mark):
0.28 L (0.30 US qt, 0.25 Imp.qt)
Radiator (including all routes): 2.85 L (3.01 US qt, 2.51 Imp.qt)Air filter:Air filter element:
Wet elementFuel:Recommended fuel:Regular unleaded gasoline only
Fuel tank capacity:
36.7 L (9.69 US gal, 8.07 Imp.gal)Fuel injection:Throttle body:ID mark: 2MB1 00Spark plug (s):Manufacturer/model:
NGK/CPR7EA-9
Spark plug gap: 0.8–0.9 mm (0.031–0.035 in)Clutch:Clutch type:
Wet, centrifugal automaticTransmission:Secondary reduction system:Shaft drive
0 10 30 50 70 90 110 130 F
–20 –10 0 10 20 30 40 50 CSAE 0W-30
SAE 10W-30
SAE 10W-40
SAE 15W-40
SAE 20W-40SAE 20W-50
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