2013 YAMAHA GRIZZLY 550 torque

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823. Stop the engine and allow it to cool. If the cool-
ant level has dropped after the engine has
cooled, add sufficient coolant until it reaches
the top of the radiator, and then install the ra-
diator cap.
24. Start the engine, and then check for coolant leakage.
TIPIf any leakage is found, have a Yamaha dealer
check the cooling system.25. Install the V-belt cooling duct, and then tightenthe clamp screw.
26. Install the footboard by installing the bolts and nuts, and then tighten them to the specified
torques.
TIPTighten footboard bolts B in the order shown.1. Footboard nut
2. Footboard bolt A
3. Footboard bolt B
3
1
2
1
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27. Install the panels.
EBU27806Cleaning the air filter element The air filter element should be cleaned at the in-
tervals specified in the periodic maintenance and
lubrication chart. Clean or, if necessary, replace
the air filter element more frequently if you are
riding in unusually wet or dusty areas.TIPThere are two check hoses at the bottom of the air
filter case, which are located behind panels D and
E. (See page 8-10 for an explanation on removing
the panels.) Check the hoses periodically and, if
dust or water collects in them, empty them and
clean the air filter element and air filter case.
Tightening torques: Footboard nut:4.0 Nm (0.40 m·kgf, 2.9 ft·lbf)
Footboard bolt A: 4.0 Nm (0.40 m·kgf, 2.9 ft·lbf)
Footboard bolt B: 7 Nm (0.7 m·kgf, 5.1 ft·lbf)
4
1
2
3
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84. Check the gasket for damage, and replace it if
necessary.
5. Install the gasket, and then insert the tailpipe into the muffler and align the bolt holes.
6. Install the bolts and tighten them to the speci- fied torque.
7. Remove the purging bolt and its gasket. 8. Start the engine and rev it up approximately
twenty times while momentarily creating ex-
haust system back pressure by blocking the
end of the muffler with a shop towel.
9. Stop the engine and allow the exhaust pipe to cool.
10. Check the gasket for damage, and replace it if necessary.
11. Install the purging bolt and its gasket, and then tighten the bolt to the specified torque.
1. Tailpipe
2. Spark arrester
3. GasketTightening torque:Tailpipe bolt:10 Nm (1.0 m·kgf, 7.2 ft·lbf)
1. Purging bolt
2. Gasket
2
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WARNING
EWB02380Never run the engine in an enclosed area when
purging the spark arrester, otherwise it could
cause injury to the eyes, burns, carbon monox-
ide poisoning, possibly leading to death, and
start a fire.●Always let the exhaust system cool prior to
touching exhaust components.●Always wear eye protection, and make sure
no one is behind the ATV.●Make sure there are no combustible materi-
als in the area.EBU23931V-belt case drain plug After riding in water deep enough to allow it to en-
ter the V-belt case, remove the V-belt case drain
plug to drain the water from the case.
TIPIf water drains from the V-belt case after removing
the plug, have a Yamaha dealer check the ATV as
the water may affect other engine parts.EBU29702Adjusting the throttle lever free play The throttle lever free play should be checked and,
if necessary, adjusted at the intervals specified in
the periodic maintenance and lubrication chart.
The throttle lever free play should measure 3.0–
5.0 mm (0.12–0.20 in) as shown. Periodically
check the throttle lever free play and, if necessary,
adjust it as follows.
Tightening torque:
Purging bolt:27 Nm (2.7 m·kgf, 20 ft·lbf)1. V-belt case drain plug
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8
2. Connect the positive battery lead first, then
connect the negative battery lead by installing
their bolt. NOTICE: When installing the bat-
tery, the main switch must be off, and the
positive lead must be connected before
the negative lead.
[ECB01110]
3. Install the battery holding plate by installing the nuts.
4. Install the front carrier by installing the bolts and tightening them to the specified torques. 5. Install the panel.
EBU30520Replacing a fuse
1. Positive battery lead (red)
2. Negative battery lead (black)
12
Tightening torques:
Carrier bolt (top):34 Nm (3.4 m·kgf, 25 ft·lbf)
Carrier bolt (under the fenders): 7 Nm (0.7 m·kgf, 5.1 ft·lbf)1. Fuse box
2. Main fuse
3. EPS fuse (for EPS model)
4. Fuel injection system spare fuse
5. Fuel injection system fuse
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EBU25701Installing a wheel 1. Place the ATV on a level surface.
2. Install the wheel and the nuts.TIP●The arrow mark on the tire must point toward
the rotating direction of the wheel.●Tapered nuts are used for both the front and rear
wheels. Install the nuts with their tapered side to-
wards the wheel.
3. Lower the ATV to the ground.
4. Tighten the wheel nuts to the specifiedtorques.
1. Arrow mark
1
1. Tapered nutTightening torques:Front wheel nut:55 Nm (5.5 m·kgf, 40 ft·lbf)
Rear wheel nut: 55 Nm (5.5 m·kgf, 40 ft·lbf)
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