Periodic Maintenance Chart For The Emission Control System - Yamaha FX10X Service Manual

INTRODUCTION/PERIODIC MAINTENANCE CHART FOR
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 snowmobile operation and a longer
service life. In addition, the need for costly overhaul work will be greatly reduced. This information applies to
snowmobiles already in service as well as new snowmobiles that are being prepared for sale. All service tech-
nicians should be familiar with this entire chapter.

PERIODIC MAINTENANCE CHART FOR THE EMISSION CONTROL SYSTEM

ITEM
Spark plugs
∗ Valve clearance
∗ Crankcase breather system
∗ Fuel filter
∗ Fuel line
∗ Fuel injection
∗ Exhaust system
∗ It is recommended that these items be serviced by a Yamaha dealer.
THE EMISSION CONTROL SYSTEM
REMARKS
• Check condition.
• Adjust gap and clean.
• Replace if necessary.
• Check and adjust valve clearance when engine is cold.
• Check breather hose for cracks or damage.
• Replace if necessary.
• Check condition.
• Replace fuel pump assembly if necessary.
• Check fuel hose for cracks or damage.
• Replace if necessary.
• Check synchronization.
• Adjust if necessary.
• Check for leakage.
• Tighten or replace gasket if necessary.
2-1
INSP
ADJ
INITIAL EVERY
1 month or Seasonally
800 km or 4000 km
(500 mi) (2500 mi)
(40 hr) (200 hr)
Every 40000 km (25000 mi)