Periodic Inspection And Adjustment; Introduction; Periodic Maintenance Chart - Yamaha RSG90GTW Supplementary Service Manual

INTRODUCTION/PERIODIC MAINTENANCE CHART

PERIODIC INSPECTION AND ADJUSTMENT

INTRODUCTION

This chapter includes all information necessary to perform recommended inspections and adjustments. These
preventive maintenance procedures, if followed, will ensure more reliable machine operation and a longer ser-
vice life. In addition, the need for costly overhaul work will be greatly reduced. This information applies to
machines already in service as well as new machines that are being prepared for sale. All service technicians
should be familiar with this entire chapter.

PERIODIC MAINTENANCE CHART

Regular maintenance is most important for best performance and safe operation.
Item
Check condition.
Spark plugs Adjust gap and clean.
Replace if necessary.
Check clearance.
Valve clearance
Adjust clearance when engine is cold.
Check oil level.
Engine oil
Replace.
Engine oil filter cartridge Replace.
Fuel Check fuel level.
Check breather hose for cracks or damage.
Crankcase breather system
Replace if necessary.
Check condition.
Fuel filter
Replace if necessary.
Check fuel hose for cracks or damage.
Fuel line
Replace if necessary.
Check coolant level.
Engine coolant
Air bleed the cooling system if necessary.
Idle speed Check and adjust engine idle speed.
Adjust synchronization of carburetors.
Carburetors
Adjust the jets.
Throttle lever (carburetor
Check throttle lever operation.
side)
Throttle lever Check operation.
(handlebar side) Repair if necessary.
Throttle override system Check operation.
(T.O.R.S.) Repair if necessary.
Check operation.
Engine stop switch
Repair if necessary.
Check for leakage.
Exhaust system
Tighten or replace gasket if necessary.
Check for cracks, bends or damage.
Drive guard
Replace if necessary.
V-belt Check for wear and damage. Replace if necessary.
Check deflection, and for wear and damage.
Drive track and idler wheels
Adjust/replace if necessary.
Check for wear and damage.
Slide runners
Replace if necessary.
Check operation and fluid leakage.
Brake and parking brake Adjust free play and/or replace pads if necessary.
Replace brake fluid.
Remarks
1
INSP
ADJ
Initial
Pre-opera- 1 month or
tion check 800 km
(Daily) (500 mi)
(40 hr)
Every 40,000 km (25,000 mi)
Whenever operating condition (elevation/tem-
perature) is changed.
See NOTE on page 2.
Every
Seasonally
or 4,000 km
(2,500 mi)
(200 hr)
Every
20,000 km
(12,000 mi)