Maintenance Schedule - KYMCO Mongoose 90 Service Manual

3
. INSPECTION/ADJUSTMENT

MAINTENANCE SCHEDULE

This chapter includes all information necessary to perform recommended inspections and
adjustments. These preventive maintenance procedures, if followed, will ensure more reliable
vehicle operation and a longer service life. The need for costly overhaul work will be greatly
reduced. This information applies to vehicles already in service ad well as new vehicles that are
being prepared for sale. All service technicians should be familiar with this entire chapter.
Item
Valves (except 50cc-2T)
Spark plug
Air clearance
Carburetor
Fuel line
Engine oil (except 50cc-
2T)
Engine oil filter
screen(except 50cc-2T)
Transmission oil
Brake system
Drive belt
Wheels
Wheel bearings
Steering system
Knuckle shafts
Fitting/Fasteners
Spark arresterl
• In the interest of safety, we recommend these items should be serviced only by an authorized
KYMCO motorcycle dealer.
3-3
Remarks
Check valve clearance. Adjust if
necessary.
Check condition. Clean or
replace if necessary.
Clean. Replace if necessary.
Check idle speed/starter
operation. Adjust if necessary.
Check fuel hose for cracks or
damage. Replace if necessary.
Replace (Warm engine before
draining).
Clean. Replace if necessary.
Check oil leakage. Replace
every 12 months.
Check operation. Adjust if
necessary.
Check operation/replace if
damage or excessive wear.
Check balance/damage/runout.
Replace if necessary.
Check bearings assembly for
looseness/damage. Replace if
damaged.
Check operation/replace if
damage. Check toe-in/adjust if
necessary.
Lubricate every 6 months.
Check all chassis fittings and
fasteners. Correct if necessary.
Clean
Initial
1 3 6
month month month
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Every
6 1
month year
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