Periodic Maintenance Chart For The Emission Control System - Yamaha WR25RB Owner's Manual

TIP

From 19000 mi (31000 km) or 36 months, repeat the maintenance intervals starting from 7000 mi (11000 km) or 12
months.

Items marked with an asterisk require special tools, data and technical skills, have a Yamaha dealer perform the service.

Periodic maintenance chart for the emission control system

No. ITEM
• Check fuel hoses for cracks or
Fuel line
1 *
• Replace if necessary.
• Check condition.
• Adjust gap and clean.
• Replace at 7000 mi (11000 km)
Spark plug
2
Spark arrester
3 • Clean.
• Check and adjust valve
Valve clearance
4 *
• Check breather hose for cracks
Crankcase breather
5 *
system
• Replace if necessary.
• Check for leakage.
Exhaust system
6 * • Tighten if necessary.
• Replace gasket(s) if necessary.
PERIODIC MAINTENANCE AND ADJUSTMENT
ROUTINE
damage.
or 12 months and thereafter
every 6000 mi (10000 km) or 12
months.
clearance when engine is cold.
or damage.
INITIAL
600 mi 4000 mi 7000 mi
(1000 km) (6000 km) (11000 km)
or or or
1 month 6 months 12 months
 

Replace.
 
Every 26600 mi (42000 km)
 
 
7-3
ODOMETER READINGS
10000 mi 13000 mi
(16000 km) (21000 km)
or or
18 months 24 months
 

Replace.
 
 
 
EAU48470
2
3
EAU17581
4
16000 mi
(26000 km)
5
or
30 months
6

7

8

9

