Periodic Maintenance; Introduction; Periodic Maintenance Chart For The Emission Control System - Yamaha RAPTOR YFM125RA Service Manual

EAS20450

PERIODIC MAINTENANCE

EAS20460

INTRODUCTION

This chapter includes all information necessary to perform recommended checks and adjustments.
If followed, these preventive maintenance procedures will ensure more reliable vehicle operation, a
longer service life and reduce the need for costly overhaul work. This information applies to vehicles
already in service as well as to new vehicles that are being prepared for sale. All service technicians
should be familiar with this entire chapter.
EAS2PA1301

PERIODIC MAINTENANCE CHART FOR THE EMISSION CONTROL SYSTEM

TIP
• For ATVs not equipped with an odometer or an hour meter, follow the month maintenance inter-
vals.
• For ATVs equipped with an odometer or an hour meter, follow the km (mi) or hours maintenance
intervals. However, keep in mind that if the ATV isn't used for a long period of time, the month
maintenance intervals should be followed.
• Items marked with an asterisk should be performed by a Yamaha dealer as they require special
tools, data and technical skills.
NO. ITEM
1 * Fuel line
2 Spark plug
3 * Valves
4 * Carburetor
Crankcase breather
5 *
system
6 * Exhaust system
7 Spark arrester
CHECK OR MAINTENANCE
JOB
• Check fuel hoses for cracks or other damage, and replace
if necessary.
• Check condition and clean, regap, or replace if neces-
sary.
• Check valve clearance and adjust if necessary.
• Check starter (choke) operation and correct if necessary.
• Check engine idling speed and adjust if necessary.
• Check breather hose for cracks or other damage, and
replace if necessary.
• Check for leakage and replace gasket(s) if necessary.
• Check for looseness and tighten all screw clamps and
joints if necessary.
• Clean.
PERIODIC MAINTENANCE
month 1
Whichever
km 320
comes first
(mi) (200)
hours 20
√
√
3-1
INITIAL EVERY
3 6 6 12
1300 2500 2500 5000
(800) (1600) (1600) (3200)
80 160 160 320
√ √ √
√ √ √ √
√ √ √
√ √ √ √
√ √ √
√ √ √
√ √ √