Thermostat Check; Disassemble The Spark Plug; Install Spark Plug - Segway VILLIAN SSV Series Service Manual

CYLINDER HEAD, CYLINDER, PISTON CYLINDER HEAD, CYLINDER, PISTON
A A
B B
C C
A A
H H

Thermostat check

◆ Remove the thermostat and check the thermostat
【A】 at room temperature.
A A
◆ If the thermostat is turned on, please replace it with
a new one.
◆ Check the opening temperature of the thermostat,
p u t t h e t h e r m o s t a t 【 A 】 a n d a n a c c u r a t e
thermometer 【B】 into the water, and adjust the
temperature sensing part to the same height.
◆ G r a d u a l l y i n c r e a s e t h e t e m p e r a t u r e o f t h e
water while gently stirring the water to make the
temperature even.
◆ Thermostat opening temperature 79 ～ 92 ℃ (174 ～
197 ℉)
◆ If the measurement is out of range, replace the
thermostat.

Disassemble the spark plug

◆ Disassembly:
【A】 Spark plug
CAUTION CAUTION
!
Never let the spark plug fall on a hard surface. Such an
impact can damage the parts.
TIPS
When removing the spark plug, put a rag on the spark
plug hole to prevent anything from falling into the
combustion chamber.

Install spark plug

Apply anti-rust agent to the spark plug thread.
◆
Install spark plugs.
◆
Tightening torque:
◆
11 N•m (1.1kgf•m, 97in•lb)
◆ Spark plug inspection:
◆ Spark plug electrode gap: 【H】=0.7 ~ 0.9
3-5-27
Spark plug