Maintenance Intervals; Periodic Maintenance And Lubrication - Yamaha TTR90(M) Owner's Service Manual

EC300000
REGULAR INSPECTION AND ADJUSTMENTS
EC310022

MAINTENANCE INTERVALS

The following schedule is intended as a general guide to maintenance and lubrication. Bear in mind
that such factors as weather, terrain, geographical location, and individual usage will alter the
required maintenance and lubrication intervals. If you are a doubt as to what intervals to follow in
maintaining and lubricating your machine, consult your Yamaha dealer.

PERIODIC MAINTENANCE AND LUBRICATION

Dealer
Note
* Fuel line
3 3
Spark plug
* Valves
Air filter
* Carburetor
Exhaust systems
Engine oil
Clutch
* Front brake
* Rear brake
* Wheels
* Tires
* Wheel bearings
* Swingarm
Drive chain
* Steering bearings
PERIODIC MAINTENANCE AND LUBRICATION
Item Checks and maintenance jobs
Check fuel hoses for cracks or damage.
Replace if necessary.
Check condition.
Clean, regap or replace if necessary.
Check valve clearance.
Adjust if necessary.
Clean or replace if necessary.
Check engine idling speed and starter operation.
Adjust if necessary.
Check for leakage.
Retighten if necessary.
Replace gasket if necessary.
Check oil level and vehicle for oil leakage.
Correct if necessary.
Change. (Warm engine before draining.)
Check operation.
Adjust or replace cable.
Check operation.
Adjust brake lever free play and replace brake
shoes if necessary.
Check operation.
Adjust brake pedal free play and replace brake
shoes if necessary.
Check balance, runout, spoke tightness and for
damage.
Tighten spokes and rebalance, replace if
necessary.
Check tread depth and for damage.
Replace if necessary.
Check air pressure.
Correct if necessary.
Check bearing for looseness or damage.
Replace if necessary.
Check swingarm pivoting point for play.
Correct if necessary.
Lubricate with lithium soap base grease.
Check chain slack.
Adjust if necessary. Make sure that the rear wheel
is properly aligned.
Clean and lubricate.
Check bearing play and steering for roughness.
Correct accordingly.
Lubricate with lithium soap base grease every 120
hours.
MAINTENANCE INTERVALS/
3 - 1
INSP
ADJ
Initial Every
10 hours 60 hours 120 hours
(1 month) (6 months) (12 months)
Every ride
Every ride
Every ride