The "Periodic Maintenance / Lubrication Intervals" schedule is taken directly from a 1982 edition Yamaha CA50 factory service manual. Before starting any work, always consult the manual for your scooter's model & year and be sure you know what you're doing.
Item |
Remarks |
Type |
300 mi (500 km) or 1 month |
1,000 mi (1,500 km) |
2,000 mi (3,000 km) |
Thereafter every
2,000 mi (3,000 km) or 12 months |
Thereafter every
4,000 mi (6,000 km) |
| Cylinder head/exhaust system | Decarbonize | - | X |
X |
|||
| Spark Plug | Inspect/Clean or replace as required | - | X | X | X | X | |
| Air filter | Wash & damp with oil | Yamalube 2-cycle or equivalent | - | X | - | X | - |
| Carburetor | Check operation. Clean/refit/adjust | - | X | X | X | X | |
| Brake system | Adjust free play. Replace shoes if needed | Front EBC501, DP9109 Rear EBC501, EBC519 |
X | X | X | X | |
| Autolube Pump | Check. Adjust and bleed air as needed. | - | X | X | X | X | |
| Wheels & Tires | Front 18 psi, Rear 32 psi | Front 2.75 X 10, Rear 2.75 X 10 | X | X | X | X | |
| Suspension system | Check operation. Repair as required | - | X | X | X | X | |
| Battery | Top with distilled water. Check specific gravity and breather pipe. | 6YB8L-B, 6CB8L-B | X | X | X | X | |
| Lights/Signals | Check operation. Replace bulbs as required. | - | X | X | X | X | |
| Fittings/Fasteners | Tighten when needed. | - | X | X | X | X | |
| V-Belt* | Check cracks and wear. Replace if necessary. Replace every (18,000 km (12,000 mi) |
- | X | ||||
| Transmission oil | Replace (warm engine before draining) | SAE 10W30 type SE motor oil | X | X | X | ||
| Control and meter cables | Apply chain lube or motor oil | Yamaha chain and cable lube or SAE 10W30 motor oil | X | X | X | ||
| Brake lever pivot shaft |
Apply lightly | Lithium based grease | X | X | X | ||
| Brake pedal shaft | Apply lightly | Lithium based grease | X | X | X | ||
| Center/side stand pivots |
Check operation and lubricate. Apply chain lube lightly |
Lithium based grease or SAE 10W30 otor oil | X | X | X | ||
| Throttle grip and housing | Apply lightly | Lithium based grease | X | X | |||
| Steering bearings | Inspect thoroughly and pack moderately | Medium weight wheel bearing grease | Check |
8,000 mi 12,000 km | |||
| Speedometer gear housing | Apply grease lightly | Lithium soap base grease | 8,000 mi 12,000 km | ||||
| Wheel bearings | Check bearings for smooth rotation | Medium weight wheel bearing grease | 8,000 mi 12,000 km |