Periodic Maintenance Chart For The Emission Control System - Yamaha XT250 Owner's Manual

Periodic maintenance chart for the emission control system

No. ITEM
1 * Fuel line
2 Spark plug
3 Spark arrester
4 * Valve clearance
Crankcase breather
5 *
system
6 * Idle speed
7 * Exhaust system
Evaporative emis-
8 * sion control system
(For California only)
PERIODIC MAINTENANCE AND MINOR REPAIR
ROUTINE
Check fuel hoses for cracks or
G
damage.
Replace if necessary.
G
Check condition.
G
Adjust gap and clean.
G
Replace at 7000 mi (11000
G
km) or 12 months and thereaf-
ter every 6000 mi (10000 km)
or 12 months.
Clean.
G
Check and adjust valve clear-
G
ance when engine is cold.
Check breather hose for
G
cracks or damage.
Replace if necessary.
G
Check and adjust engine idle
G
speed.
Check for leakage.
G
Tighten if necessary.
G
Replace gasket(s) if neces-
G
sary.
Check control system for dam-
G
age.
Replace if necessary.
G
INITIAL
600 mi 4000 mi 7000 mi
(1000 km) (6000 km) (11000 km)
or or or
1 month 6 months 12 months
√
√
Replace.
√
√ √
√
√
√
6-3
ODOMETER READINGS
10000 mi 13000 mi
(16000 km) (21000 km)
or or
18 months 24 months
√ √ √
√
Replace.
√ √ √
√ √ √
√ √ √
√ √ √
√ √ √
√ √
EAU17580
16000 mi
(26000 km)
or
30 months
2
√
3
4
√
5
√
6
√
√
7
√
8
√
9