Yamaha YW50AP Service Manual page 41

PERIODICINSPECTION AND ADJUSTMENTS
NO. ITEM
11 Centerstand
12 * Front fork
13 * Rear shock ab-
sorber assembly
14 * Carburetor
15 * Autolube pump
16 * Final transmis-
sion oil
17 * V-belt
Items marked with an asterisk (*) require special tools, data and technical skills for servicing. Take
the scooter to a Yamaha dealer.
NOTE:
•The air filter needs more frequent service if you are riding in unusually wet or dusty areas.
•Brake fluid replacement:
1. Replace the brake fluid after disassembling the master cylinder or caliper cylinder. Check the
brake fluid level and add fluid as required.
2. Replace the master cylinder and caliper cylinder oil seals every two years.
3. Replace the brake hoses every four years, or if cracked or damaged.
NOTE:
From 6,000 mi (9,000 km)-or 18 months, repeat the maintenance intervals starting 2,000 mi (3,000
mi) or 6 months.
ROUTINE
• Check operation.
• Lubricate with lithium soap base
greese (all purpose grease).
• Check operation and for oil leakage.
• Check operation and shock ab-
sorber for oil leakage.
• Replace shock absorber assembly
if necessary.
• Check engine idling speed.
• Adjust if necessary.
• Check operation.
• Correct if necessary.
• Bleed if necessary.
• Check oil level and vehicle for oil
leakage.
• Replace.
• Replace.
TYPE
Same as engine oil
–
–
–
–
–
Yamalube 4 SAE
10W 30 SE or GL
gear oil
–
3-2
INSP
ADJ
BREAK-IN EVERY
3,000 km
INITIAL
(2,000 mi)
1,000 km
or
6 months
(600 mi)
(whichever
comes first)
?
?
?
? ?
? ?
? ?
Every 12,000 km(8,000
?
mi)or 24 months(whichever
occurs first).
Every 9,000 km(6,000 mi)
6,000 km
(4,000 mi)
or
12months
(whichever
comes first)
?
?
?
?
?
?