D&RA (replaceable with NGK C7HSA).
Electrode gap: 0.6 – 0.7 mm.
Always clean the seal when screwing the spark
plug.
Clean the threads and tighten to the specified
torque. Be careful not to exceed this torque.
Air filter
Do not wring the filter unit when squeezing it.
Never start the engine if the air filter is not in place.
The engine can become completely clogged with
dirt particles.
To avoid losing power when the engine is running, set the manual choke to OFF.
Connecting the electric wires
Connectors in the front section: A + B + X, Y + S
Connectors in the rear section: C + B + H + P + S + S + S + Z