2018 YAMAHA WOLVERINE oil filter

Differential gear .................................... 5-6
Accelerator pedal ................................. 5-6
Seat belts ............................................. 5-7
Passenger handhold ............................ 5-7
Steering ................................................ 5-7
Fittings and fasteners ........................... 5-7
Instruments, lights and switches .......... 5-8
Control cables ...................................... 5-8
Tires ...................................................... 5-8
OPERATION ............................................ 6-1 Engine break-in .................................... 6-1
Starting the engine ............................... 6-2
Drive select lever operation and reverse driving .................................... 6-3
On-Command drive knob..................... 6-5
Parking ................................................. 6-7
Loading................................................. 6-7
BASIC GUIDE FOR SAFE USE .............. 7-1 KNOW YOUR VEHICLE........................ 7-1
LEARNING TO OPERATE YOUR
VEHICLE ........................................... 7-12 PERIODIC MAINTENANCE AND
ADJUSTMENT .........................................8-1
Owner’s Manual and tool kit .................8-2
Maintenance charts ..............................8-4
Hood ...................................................8-10
Panels .................................................8-11
Engine oil and oil filter cartridge .........8-14
Final gear oil .......................................8-20
Differential gear oil ..............................8-22
Coolant ...............................................8-25
Axle boots ...........................................8-29
Spark plug inspection .........................8-30
Cleaning the air filter element .............8-32
Air filter check hoses ..........................8-36
V-belt case drain plug.........................8-37
Cleaning the spark arrester ................8-37
Valve clearance...................................8-39
Brakes.................................................8-39
Checking the front and rear brake pads ..................................................8-39
Checking the brake fluid level ............8-40
Brake fluid replacement ......................8-41
Checking the brake pedal...................8-42
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3
EBU31190Right view
10
9
4
118
3
4
5,6
1
7
2
1. Spark arrester
2. Passenger seat belt
3. Engine oil dipstick
4. Storage compartment
5. Battery
6. Fuses
7. Headlight
8. Coolant reservoir
9. Passenger seat
10.Fuel tank cap
11.Oil filter cartridgeUB3D7AE0.book Page 2 Tuesday, November 7, 2017 9:38 AM

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EBU32114General maintenance and lubricationNO. ITEMROUTINE INITIAL
EVERY
Whichev- er comes first month 1 3 6 6 12
km
(mi) 320
(200) 1200
(750) 2400
(1500) 2400
(1500) 4800
(3000)
hours 20 75 150 150 300
1 *Cooling system • Check coolant leakage.
• Repair if necessary.
√√√√√
• Change coolant. Every 2 years
2 Air filter element •Clean.
• Replace if necessary. Every 20–40 hours (more often in
wet or dusty areas)
3Engine oil • Change (warm engine before draining). √√√√
4 Engine oil filter
cartridge • Replace.
√√√
5 Final gear oil • Check oil level.
√√√√√
• Change. √√
6 Differential gear
oil • Check oil level.
√√√√√
• Change. √√
7 *Front brake • Check operation/brake pad wear/fluid leak-
age.
• Correct if necessary. Replace pads if worn to the limit. √√√√√
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8
EBU33706Engine oil and oil filter cartridgeCheck the engine oil level before each opera-
tion. In addition, change the oil and the oil fil-
ter cartridge at the intervals specified in the
periodic maintenance chart.NOTICEECB00301 In order to prevent clutch slippage (since
the engine oil also lubricates the clutch),
do not mix any chemical additives. Do
not use oils with a diesel specification of
“CD” or oils of a higher quality than
specified. In addition, do not use oils la-
beled “ENERGY CONSERVING II” or
higher. 
Make sure that no foreign material en-
ters the crankcase.
To check the engine oil level
1. Park the vehicle on a level surface.
2. Check the engine oil level on a cold en-
gine.TIPIf the engine was started before checking the
oil level, be sure to warm up the engine suffi-
ciently, and then wait at least 10 minutes until
the oil settles for an accurate reading. 3. Remove the passenger seat cushion.(See page 4-15.)
4. Remove the rubber cover.
Recommended engine oil: See page 10-1.
Oil quantity: Oil change only:2.20 L (2.33 US qt, 1.94 Imp.qt)
When replacing the filter: 2.30 L (2.43 US qt, 2.02 Imp.qt)
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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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TIPAn oil filter wrench is available from your
Yamaha dealer.
 Make sure the old O-ring is not stuck to the
crankcase. 9. Apply a light coat of clean engine oil to
the O-ring of the new oil filter cartridge.
TIPMake sure that the O-ring is properly seated. 10. Install the new oil filter cartridge with an oil filter wrench, and then tighten it to the
specified torque with a torque wrench.
1. Oil filter wrench
2. Oil filter cartridge
1
2
1. O-ringTightening torque:Oil filter cartridge:14 N·m (1.4 kgf·m, 10 lb·ft)
1
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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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11. Thoroughly apply Yamaha foam air filteroil or other quality liquid foam air filter oil
(not spray type) to the sponge material.
The sponge material should be wet but
not dripping.
12. Pull the sponge material over its frame.
13. Install the air filt er element holder.
14. Install the air filter element.
15. Install the air filter case cover by fitting the
pivot holders onto the projections on the
air filter case, and th en close and lock the
cover in place with the snap holders. 16. Install the storage compartment as
shown.
EBU33673Air filter check hosesThere is a check hose at the bottom of the air
filter case and at the bottom of the air intake
duct. If dust or water collects in a check hose,
the air filter element may be soiled. Clean the
check hose, air filter element and air filter
case.
1. Pivot holder
2. Projection
1
2
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