4-2
2A 2B
1A
1B
2A 2B
1B
1A
LIMITERS
Electrical Shock Hazard
Disconnect from electrical supply before ser-
vicing unit.
Failure to do so could result in electrical
shock or other personal injury.
WARNING
Test Procedure
Refer to page 3-5 for the procedure for servic-
ing the limiters.
To test a limiter, perform the following steps:
1. Use an ohmmeter and set the range switch
to R x 1.
2. Disconnect the wires from the limiter you
wish to test.
3. Touch the ohmmeter leads to the indi-
cated limiter terminals. You should obtain
the following readings:
1A to 2A = Continuity (closed contacts)
1B to 2B = Infinity (open contacts)
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