2015 YAMAHA GRIZZLY 550 Owners Manual

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EBU21868General maintenance and lubrication chartTIPFor ATVs not equipped with an odometer or an hour meter, follow the month maintenance intervals.
 For ATVs equipped with an odometer or an hour meter, follow the km (mi) or hours maintenance inter-
vals. However, keep in mind that if the ATV isn’t used for a long period of time, the month maintenance
intervals should still be followed.
 Items marked with an asterisk should be performed by a Yamaha dealer as they require special tools,
data and technical skills. NO. ITEM CHECK OR MAINTENANCE
JOB INITIAL
EVERY
Whichev- er comes first month136612
km (mi) 320
(200) 1300
(800) 2500
(1600) 2500
(1600) 5000
(3200)
hours 20 80 160 160 320
1 Air filter element • Clean and replace if necessary. Every 20–40 hours (more often in wet or
dusty areas)
2 *Front brake • Check operation and correct if necessary.
• Check fluid level and ATV for fluid leakage, and
correct if necessary. √√√√√
• Replace brake pads. Whenever worn to the limit
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3*Rear brake • Check operation and correct if necessary.
• Check brake pedal free play and adjust if neces-
sary.
• Check fluid level and ATV for fluid leakage, and correct if necessary. √√√√√
• Replace brake pads. Whenever worn to the limit
4 *Brake hoses • Check for cracks or other damage, and replace if
necessary. √√√√
• Replace. Every 4 years
5 *Brake fluid • Replace. Every 2 years
6 *Wheels • Check runout and for damage, and replace if nec-
essary. √ √√√
7 *Tires • Check tread depth and for damage, and replace if
necessary.
• Check air pressure and balance, and correct if necessary. √ √√√
8 *Wheel hub bearings • Check for looseness or damage, and replace if
necessary. √ √√√
9 *V- b e l t • Check for wear, cracks or other damage, and re-
place if necessary. √ √√√
10 *Chassis fasteners • Make sure that all nuts, bolts, and screws are
properly tightened. √√√√√
NO.
ITEM CHECK OR MAINTENANCE
JOB INITIAL
EVERY
Whichev-
er comes first month136612
km (mi) 320
(200) 1300
(800) 2500
(1600) 2500
(1600) 5000
(3200)
hours 20 80 160 160 320U2LB61E0.book Page 6 Friday, February 21, 2014 3:03 PM

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11*Shock absorber as-
semblies • Check operation and correct if necessary.
• Check for oil leakage and replace if necessary.
√√√
12 *Stabilizer bushes • Check for cracks or other damage, and replace if
necessary. √√√
13 *Rear knuckle pivots • Lubricate with lithium-soap-based grease. √√√
14 *Steering shaft • Lubricate with lithium-soap-based grease. √√√
15 *Steering system • Check operation and repair or replace if dam-
aged.
• Check toe-in and adjust if necessary. √√√√√
16 *Engine mount • Check for cracks or other damage, and replace if
necessary. √√√
17 *Axle boots • Check for cracks or other damage, and replace if
necessary. √√√√√
18 Engine oil • Change.
• Check ATV for oil leakage, and correct if neces-
sary. √ √√√
19 Engine oil filter car-
tridge • Replace.
√√√
20 Differential gear oil • Change.
• Check ATV for oil leakage, and correct if neces-
sary. √√
NO.
ITEM CHECK OR MAINTENANCE
JOB INITIAL
EVERY
Whichev- er comes first month136612
km (mi) 320
(200) 1300
(800) 2500
(1600) 2500
(1600) 5000
(3200)
hours 20 80 160 160 320U2LB61E0.book Page 7 Friday, February 21, 2014 3:03 PM

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21 Final gear oil• Change.
• Check ATV for oil leakage, and correct if neces-
sary. √√
22 Cooling system • Check coolant level and ATV for coolant leakage,
and correct if necessary. √√√√√
• Replace coolant. Every 2 years
23 *Moving parts and
cables • Lubricate.
√√√√
24 *Drive select lever
safety system cable • Check operation and adjust or replace if neces-
sary. √√√
25 *Throttle lever • Check operation.
• Check throttle lever free play, and adjust if neces-
sary.
• Lubricate cable and lever housing. √√√√√
26 *Front and rear
brake switches • Check operation and correct if necessary.
√√√√√
27 *Lights and switches • Check operation and correct if necessary.
• Adjust headlight beams.
√√√√√
NO. ITEM
CHECK OR MAINTENANCE
JOB INITIAL EVERY
Whichev-
er comes first month136612
km (mi) 320
(200) 1300
(800) 2500
(1600) 2500
(1600) 5000
(3200)
hours 20 80 160 160 320U2LB61E0.book Page 8 Friday, February 21, 2014 3:03 PM

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EBU23072TIPSome maintenance items need more frequent service if you are riding in unusually wet, dusty, sandy or
muddy areas, or at full-throttle.
 Hydraulic brake service
• Regularly check and, if necessary, correct the brake fluid level.
• Every two years replace the internal components of the brake master cylinders and calipers, and
change the brake fluid.
• Replace the brake hoses every four years and if cracked or damaged. U2LB61E0.book Page 9 Friday, February 21, 2014 3:03 PM

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EBU23091Removing and installing panelsThe panels shown need to be removed to perform
some of the maintenance jobs described in this
chapter. Refer to this section each time a panel
needs to be removed and installed.
EBU27388Panel A
To remove the panelPull upward on the areas shown.
1. Panel A
2. Panel B
3. Panel C
4. Panel D
5. Panel F
1
2
3
5
4
1. Panel E
2. Panel G
3. Panel H
1
3
2
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To install the panel
Place the panel in the original position. Panel B
To remove the panel
1. Remove panel A.
2. Remove the front carrier by removing the
bolts.
1. Panel A
1. Carrier bolt (under the fenders)
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83. Remove the quick fasteners, and then pull the
panel upward to remove it.
To install the panel
1. Place the panel in the original position, and then install the quick fasteners.
1. Front carrier
2. Carrier bolt (upper)
1. Carrier bolt (lower)
1. Panel B
2. Quick fastener
U2LB61E0.book Page 12 Friday, February 21, 2014 3:03 PM