Universal M-25 User Manual

Checking Magnet Switch - Holding Coil (Retention Test)
1. Apply 1/2 the rated voltage across S terminal and the body, push the plunger in by hand, and
release your hand.
2. If the plunger is attracted strongly, the pull-in coil is normal; if not, it is faulty.
Reference value
If the plunger is maintained in the attracted position,
the holding coil is good; if not, it is faulty.
Checking Magnet Switch - Plunger Return
1. Apply the rated voltage across C terminal and body, push the plunger in by hand, and release
your hand.
2. If the plunger returns immediately, it is good; if not, it is faulty.
Reference value
If the plunger returns immediately, it is good; if not
it is faulty.
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Universal M-25 Specifications

General

Brand	Universal
Model	M-25
Category	Engine
Language	English