Yamaha CV80 Maintenance Schedule

The "Periodic Maintenance / Lubrication Intervals" schedule is taken directly from a 1984 edition Yamaha CV80K 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.
 

CV80 Periodic Maintenance / Lubrication Intervals
Item Remarks Type Initial break-in 1
600 mi
(1,000 km)
or
1 month

 Initial break-in 2
2,500 mi
(4,000 km)
or
6 months		 Thereafter every
2,000 mi
(3,000 km)
or
6 months		 Thereafter every
9,500 mi
(15,000 km) or
24 months
Autolube pump* Check and adjust minimum pump stroke.

-
X
 X
X
  
Air filter* Check for clogging. Clean & dampen with oil. SAE 10W40 type SE motor oil or foam air filter oil X X X  
Brake system* Adjust free play. Replace shoes if needed EBC503 X X X  
V-Belt* Check cracks and wear. Replace if necessary. Replace
every (12,000 mi (18,000 km)		 -        
Transmission oil Warm up engine before draining. SAE 10W40 type SE motor oil or GL gear oil Replace Replace Replace  
Control and meter cables* Inspect and apply chain lube thoroughly. Yamaha chain and cable lube or SAE
10W30 motor oil
X
X
X
  
Center/side stand pivots* Check operation and lubricate. Apply chain lube lightly. Yamaha chain and cable lube or SAE 10W30 motor oil  
X
X
  
Throttle* Adjust as necessary. Lightly lubricate Lithium soap based grease
 
X
X

 
Front brake tension- bar pivots and bottom link pivots* Apply until new grease shows. Lithium soap based grease
 
 

X

 
Front axle* Apply grease lightly. Lithium soap based grease  
 
X

 
Steering Bearings* Check bearings assembly for looseness. Moderately repack 9,500 mi (15,000 km). Medium weight wheel bearing grease.  
X
X

Repack
Wheel bearings* Check bearings for smooth rotation. Tire Pressure F 14 psi, Rear 22 (36 max) psi.
3.50 or 110/90 x 10
  
X
X

 
Battery Check specific gravity and breather pipe for proper operations.
6YB811-2D, 6CB11-2D
  
X
X

 

* It is recommended that these items be serviced by a Yamaha dealer or other qualified mechanic.

 
 

Periodic Maintenance - Emission Control System
No. Item Remarks Initial 1
600 mi
(1,000 km)
or
1 month		 Initial 2
2,500 mi
(4,000 km)
or
6 months		 Service 1
4,000 mi 
(7,000 km)
or
12 months
1 Spark plug Check condition. Adjust gap and clean. Replace at 2,000 mi (3,000 km) BP7HS, gap .024 - .031   Replace Replace
3* Fuel line Check fuel hose and vacuum pipe for cracks or damage. Replace is necessary.   X X
4* Exhaust system Check for leakage. Retighten if necessary. Replace gaskets if necessary.   X X
5* Idle speed Check and adjust engine idle speed. Adjust cable free play.   X X
7* Fuel petcock Check fuel filter screen and clean necessary. X X X

* It is recommended that these items be serviced by a Yamaha dealer or other qualified mechanic.

Note:
For further odometer readings, repeat the above maintenance at the period established: Service 1: every 1,900 mi (3,000 km), Service 2: every 3,800 mi (6,000 km), and service 3: every 5,700 mi (9,000 km) intervals.