Zhejiang Kayo Motor Co., Ltd.
18
● Assembling the spark plug:
1. Wash the spark plug gasket and its matching surface, and wipe up the dirt in the thread of the spark plug.
2. Screw the spark plug in the mounting hole with the special tool, tightening it according to the specified torque.
CAUTION:
When assembling the spark plug, if there’s no appropriate wrench, you can estimate whether it is
tightened, after tightening spark plug, using spark plug wrench screw 1/4-1/2 will be fine. Of course, in this way,
someone may not meet the requirement when assembling, you should check it with torque wrench.
3. Tighten wire cap on the terminal spark plug.
◆
Engine Oil
Running the engine without an adequate amount of engine oil could cause severe engine damage. Running the
engine without any engine oil could cause engine overheating. Always check the amount of engine oil before
starting the engine.
Changing engine oil
The engine oil should be changed every 20 to 40 hours of operation. It should be changed more often in dirty and
dusty areas.
Procedures for changing engine oil:
1. Park the vehicle on level ground.
2.
Remove the oil cap.
3. Remove the drain bolt and drain oil into proper container.
4. Reinstall the drain bolt
5. Pour fresh oil of the specified type through the oil fill hole.
NOTE: Approximately 1000ml of oil is required.
6. Tighten the oil cap, and check oil level.
7. Dispose of used oil as per governmental regulations.
Spark plug electrode clearance
：
0.6-0.7mm
（
0.024-0.028in
）
Spark plug tightening torque
：
18Nm
（
1.8m*kgf
，
13ft*lbf
）
