Chapter 2. Periodic Inspections And Adjustments; Introduction; Periodic Maintenance Table - Yamaha VK540EF Service Manual

INTRODUCTION/PERIODIC MAINTENANCE TABLE
ESS00029
PERIODIC INSPECTIONS AND ADJUSTMENTS
ESS00030

INTRODUCTION

This chapter includes all information necessary to perform recommended inspections and adjust-
ments.
These preventive maintenance procedures, if followed, will ensure more reliable machine operation
and a longer service 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.
ESS00031

PERIODIC MAINTENANCE TABLE

Item
Spark plug
Engine oil Engine oil
Oil filter
Fuel
Fuel filter
Fuel line
Oil line
Carburetor
Carburetor
Fan belt
Manual starter
Engine stop switch
Throttle override
system
Throttle lever
Exhaust system
Decarbonization
Drive V-belt guard
Drive V-belt
Remarks
Check condition adjust the gap and clean.
Replace if necessary.
Check oil level.
Air bleed the oil pump if necessary.
Check condition.
Replace if necessary.
Check fuel level.
Check condition.
Replace if necessary.
Check fuel hose for cracks or damage.
Replace if necessary.
Check oil hose for cracks or damage.
Replace if necessary.
Check throttle lever
operation.
Adjust the jets.
Check wear and damage.
Replace if necessary.
Adjust fan belt if necessary.
Check operation and rope damage.
Replace if necessary.
Check operation.
Repair if necessary.
Check operation.
Repair if necessary.
Check operation.
Repair if necessary.
Check for leakage.
Retighten or replace gasket if necessary.
More frequently if necessary.
Check cracks, bends or damage.
Replace if necessary.
Check wear and damage.
Replace if necessary.
Pre-
operation
check
(Daily)
D
D
D
Whenever operating condition
(elevation / temperature) is changed.
D
D
D
D
D
D
2-1
INSP
ADJ
Every
Initial
1 month
Seasonally
or
or
800 km
3,200 km
(500 mi)
(2,000 mi)
(40 hr)
(160 hr)
D
D
D
D
D
D
D
D
D
D