Brake Fluid - Yamaha XT660R S Service Manual

PERIODIC MAINTENANCE AND LUBRICATION CHART
No. ITEM
Chassis fasteners
15 *
(See page 2-23)
Sidestand
16
(See page 3-53)
Sidestand switch
17 *
(See page 8-5)
Front fork
18 *
(See page 3-46)
Shock absorber
19 * assembly
(See page 3-47)
Rear suspension
relay arm and con-
20 * necting arm pivot-
ing points
(See page 4-78)
Electronic fuel
21 * injection
(See page 3-17)
Engine oil
22 (See page 3-23,
3-24)
Engine oil filter
23 element
(See page 3-24)
Cooling system
24 * (See page 3-31,
3-32)
Front and rear
brake switches
25 *
(See page 3-38,
8-5)
Moving parts and
26 cables
(See page 3-52)
Throttle grip hous-
27 * ing and cable
(See page 3-17)
Air induction sys-
28 * tem
(See page 7-36)
Mufflers and
29 * exhaust pipes
(See page 3-30)
Lights, signals and
30 * switches
(See page 3-61)
NOTE:
• Replace the air filter element more frequently if you are riding in unusually wet or dusty areas.
• Hydraulic brake service
• Regularly check and, if necessary, correct the brake fluid level.
• Every two years replace the internal components of the brake master cylinder, and change the

brake fluid.

• Replace the brake hoses every four years and if cracked or damaged.
CHECK OR MAINTENANCE JOB
• Make sure that all nuts, bolts and screws are
properly tightened.
• Check operation.
• Lubricate.
• Check operation.
• Check operation and for oil leakage.
• Check operation and shock absorber for oil leak-
age.
• Check operation.
• Adjust engine idling speed.
• Change.
• Check oil level and vehicle for oil leakage.
• Replace.
• Check coolant level and vehicle for coolant leak-
age.
• Change.
• Check operation.
• Lubricate.
• Check operation and free play.
• Adjust the throttle cable free play if necessary.
• Lubricate the throttle grip housing and cable.
• Check the air cut-off valve, reed valve, and hose
for damage.
• Replace the entire air induction system if neces-
sary.
• Check the screw clamps for looseness.
• Check operation.
• Adjust headlight beam.
http://manuals.magnamaniac.com
ODOMETER READING (× 1,000 km)
1 10
√
√
√
√
√
√
√
3 - 2
CHK
ADJ
20 30 40
√ √ √ √
√ √ √ √
√ √ √ √
√ √ √ √
√ √ √ √
√ √ √ √
√ √ √ √
√ √ √ √
√ √
√ √ √ √
Every 3 years
√ √ √ √
√ √ √ √
√ √ √ √
√ √ √ √
√ √ √ √
√ √ √ √
ANNUAL
CHECK
√
√
√
√
√
√
√
√
√
√
√
√