Radiator (Cooling System) - Suzuki VZ800 Service Manual

10-10 SERVICING INFORMATION
Complaint
Dirty or heavy
exhaust smoke
Slipping clutch
Dragging clutch
Transmission will
not shift.
Transmission will
not shift back.
Transmission jumps
out of gear.

RADIATOR (COOLING SYSTEM)

Complaint
Engine overheats
Engine overcools
Symptom and possible causes
1. Too much engine oil in the engine
2. Worn piston rings or cylinders
3. Worn valve guides
4. Scored or scuffed cylinder walls
5. Worn valves stems
6. Defective stem seal
7. Worn oil ring side rails
1. Weakened clutch springs
2. Worn or distorted pressure plates
3. Distorted clutch plates or pressure plates
1. Some clutch spring weakened while others are
not.
2. Distorted pressure plates or clutch plates
1. Broken gearshift cam
2. Distorted gearshift forks
3. Worn gearshift pawl
1. Broken return spring on shift shaft
2. Rubbing or stickily shift shaft
3. Distorted or worn gearshift forks
1. Worn shifting gears on driveshaft or countershaft
2. Distorted or worn gearshift forks
3. Weakened stopper spring on gearshift stopper
4. Worn gearshift cam plate
Symptom and possible causes
1. Not enough engine coolant
2. Clogged with dirt or trashes radiator core
3. Faulty cooling fan
4. Defective cooling fan thermo-switch
5. Clogged water passage
6. Air trapped in the cooling circuit
7. Defective water pump
8. Use incorrect coolant
9. Defective thermostat
1. Defective cooling fan thermo-switch
2. Extremely cold weather
3. Defective thermostat
Remedy
Check with inspection win-
dow drain out excess oil.
Replace.
Replace.
Replace.
Replace.
Replace.
Replace.
Replace.
Replace.
Replace.
Replace.
Replace.
Replace.
Replace.
Replace.
Replace.
Repair or replace.
Replace.
Replace.
Replace.
Replace.
Replace.
Remedy
Add coolant.
Clean.
Repair or replace.
Replace.
Clean.
Bleed out air.
Replace.
Replace.
Replace.
Replace.
Put on the radiator cover.
Replace.