Ignition Unit And Component; Checking The Ignition Spark - Yamaha F30B 2018 Service Manual

Rectifier/regulator continuity
(testing diode mode)
Tester probe
(+) (–)
b
c
a
d
e
a
c
b
d
e
a
b
c
d
e
a
b
d
c
e
a
b
e
c
d
OL: Indicates an overload
c. Connect the rectifier/regulator coupler.
▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲
Display value
(reference data)
OL
0.7–0.8 V
0.4–0.5 V
0.4–0.5 V
OL
0.4–0.5 V
OL
0.4–0.5 V
OL

Ignition unit and component

Checking the ignition spark

1. Check:
• Ignition spark
No spark  Check ignition system circuit.
▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼
a. Disconnect the spark plug cap from the
spark plug.
b. Connect the spark plug cap to the special
service tool "1".
c. Check the ignition spark using the YDIS
"Stationary test".
Do not touch any of the connections of the
special service tool.
Ignition checker (Spark gap tes-
ter) "1"
90890-06754
Spark checker "1"
YM-34487
d. Remove the special service tool, and then
connect the spark plug cap.
▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲
5-28
Ignition unit and component
1
OK