2017 YAMAHA VIKING drain bolt

8-13
8
7. Insert the dipstick completely into the oilfiller hole, and then install the right rear
panel by installing the bolts and the quick
fastener screws.
8. Lower the cargo bed.
To change the engine oil (with or without
oil filter cartridge replacement) 1. Park the vehicle on a level surface.
2. Start the engine, warm it up for several
minutes, and then turn it off. 3. Lift the cargo bed up. (See page 4-22 for
cargo bed lifting and lowering proce-
dures.)
4. Remove the right rear panel by removing the quick fastener screws and bolts.
5. Place an oil pan under the engine to col- lect the used oil, and then remove the
dipstick.
6. Remove the engine oil drain bolt and its gasket to drain the oil from the crank-
case.1. Right rear panel
2. Quick fastener screw
3. Bolt
1
2
3
1. Right rear panel
2. Quick fastener screw
3. Bolt
1
2
3
UB427BE0.book Page 13 Friday, February 5, 2016 2:14 PM

8-14
8
TIPSkip steps 7–9 if the oil filter cartridge is not
being replaced. 7. Remove the oil filter cartridge with an oilfilter wrench. Make sure that the O-ring is
removed together with the oil filter car-
tridge. If the O-ring remains attached to
the crankcase, oil leakage may occur.
TIPAn oil filter wrench is available from a Yamaha
dealer. 8. Apply a light coat of clean engine oil tothe O-ring of the new oil filter cartridge.TIPMake sure that the O-ring is properly seated.
1. Engine oil drain bolt
2. Gasket
1 2
1. Oil filter cartridge
2. Oil filter wrench
2
1
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8-15
8
9. Install the new oil filter cartridge with anoil filter wrench, and then tighten it to the
specified torque with a torque wrench. 10. Install the engine oil drain bolt and its new
gasket, and then tighten the bolt to the
specified torque.
11. Refill with the specified amount of recom- mended engine oil, and then insert the
dipstick completely into the oil filler hole.1. O-ringTightening torque:Oil filter cartridge:17 Nm (1.7 m·kgf, 12 ft·lbf)
1
1. Torque wrenchTightening torque:Engine oil drain bolt:30 Nm (3.0 m·kgf, 22 ft·lbf)
1
UB427BE0.book Page 15 Friday, February 5, 2016 2:14 PM

8-17
8
2. Remove the final gear oil filler bolt and itsgasket, and then check the oil level in the
final gear case. The oil level should be at
the brim of the filler hole.
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.
NOTICE: Be sure no foreign material
enters the final gear case.
[ECB00422]
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 Nm (2.3 m·kgf, 17 ft·lbf)
UB427BE0.book Page 17 Friday, February 5, 2016 2:14 PM

8-18
8
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. NOTICE:
Be sure no foreign material enters the
final gear case.
[ECB00422]
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.
1. Final gear oil drain bolt
2. GasketTightening torque:Final gear oil drain bolt:22 Nm (2.2 m·kgf, 16 ft·lbf)
21
Recommended oil:SAE 80 API GL-4 Hypoid gear oil
Oil quantity: 0.40 L (0.42 US qt, 0.35 Imp.qt)
Tightening torque: Final gear oil filler bolt:23 Nm (2.3 m·kgf, 17 ft·lbf)
UB427BE0.book Page 18 Friday, February 5, 2016 2:14 PM

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8
Changing the differential gear oil1. 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. 4. Install the differential gear oil drain bolt
and its new gasket, and then tighten the
bolt to the specified torque.
5. Refill the differential gear case with the recommended oil. NOTICE: Be sure no
foreign material enters the differential
gear case.
[ECB00412]
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.
Tightening torque:
Differential gear oil filler bolt:23 Nm (2.3 m·kgf, 17 ft·lbf)1. Differential gear oil drain bolt
2. Gasket
12
Tightening torque: Differential gear oil drain bolt:9.8 Nm (0.98 m·kgf, 7.1 ft·lbf)
Recommended oil: SAE 80 API GL-4 Hypoid gear oil
Oil quantity: 0.18 L (0.19 US qt, 0.16 Imp.qt)
UB427BE0.book Page 20 Friday, February 5, 2016 2:14 PM

8-31
8
EBU32440V-belt case drain plugThe V-belt case drain plug is located under
the cargo bed. (See page 4-22 for cargo bed
lifting and lowering procedures.)
After riding in water deep enough to allow wa-
ter to enter the V-belt case, remove the drain
plug to drain any water from the case.
If water drains from the V-belt case after re-
moving the drain plug, have a Yamaha dealer
inspect the vehicle, as the water may affect
other engine parts.
EBU32450Cleaning the spark arrester
WARNING
EWB03370Hot exhaust system may cause burns. To
avoid burns or fires, make sure that the en-
gine is stopped and the exhaust system is
cool before cleaning the spark arrester. Do
not start the engine while cleaning the ex-
haust system. 1. Remove the tailpipe bolts.
1. Air duct check hose
1
1. V-belt case drain plug
1
UB427BE0.book Page 31 Friday, February 5, 2016 2:14 PM