Yanmar EF-494T - Page 217

10 ELECTRIC EQUIPMENT 10 ELECTRIC EQUIPMENT
EF494T TM 06/2011 edition
209
(1) White (hold coil)
(2) Red (pull coil)
(3) Black (ground)
(4) Hold coil
(5) Pull coil
(6) Plunger
(7) Return spring
5. Diode
Diode : 1A8160-51130
Individual component check (A-end)
Range
Measuring point
Status
Result
Tester probe
+
Tester probe

Continuity
(1)
(2)
Yes
(2)
(1)
None
(3)
(4)
Yes
(4)
(3)
None
The hold coil is
magnetized
The pull coil is
magnetized and
the plunger is
pulled.
The hold coil
holds the
plunger.
The return
spring urges
the plunger to
move back.