ENGINE
SM-E4B SERIES, WSM
1-S26
Magnet Switch Continuity Test
1. Check the continuity across the C terminal (1) and the B
terminal (2) with a circuit tester, pushing in the plunger.
2. If not continuous or if a certain value is indicated, replace the
magnet switch.
9Y1210785ENS0018US0
No-load Dynamo Output
1. Disconnect the lead wires from the dynamo.
2. Start the engine and operate the dynamo at the specified speed.
3. Measure the output voltage with a volt meter.
If the measurement is not within the specified values, replace
the dynamo.
9Y1210785ENS0019US0
(1) C Terminal
(2) B Terminal
[A] Electromagnetic Drive Type
[B] Planetary Gear Reduction Type
No-load output voltage Factory specification
AC 20 V or more at
5200 min
-1
(rpm)