Attention
Check the cylinder position should only be performed on a cool
engine.
When you take off the spark plug must keep no durity into engine.
4.0 Spark plug
1. Take off the spark plug and spark cap.
take off the spark plug.
2. Check electrode
Bad-replace
dielectric- color
3. Measure
Spark plug clearance
Ues thickness tool.
No standard- Adjust
Spark plug clearance 0.7-0.8mm
If need for clean, please use cleaner for clean
Standard spark plug BPR4ES(NSK or F7RTC)
4.1 Check engine switch.
Turn to witch for "ON" If start that's ok.
Turn "off" , the engine stop -ok.
19
a
a
b
ON
STOP
