Greenlee 555C Manual De Instrucciones página 30

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Troubleshooting (cont'd)
The following flow charts show the suggested trouble-
shooting procedures for some bender problems. They
by no means encompass all possible problems or
solutions.
Electric shock hazard:
• Contact with live circuits can result
in severe injury or death.
• Some troubleshooting steps require
power to the bender. This type of
troubleshooting step should only be
performed at authorized Greenlee
service centers by personnel who
are familiar with safe troubleshoot-
ing procedures.
Failure to observe these warnings
could result in severe injury or death.
Greenlee Tools, Inc.
555C Electric Bender Classic
Trips 555C switch/circuit breaker
Are the proper roller supports and
shoe groove being used for the
type and size of conduit being
bent?
YES
Is the current on the 115 VAC line
exceeding 20 amps?
YES
Is the DC current to the motor
exceeding 17 amps?
NO
When BEND is pressed, is the
voltage sent to the motor
110 VDC (approx.)?
YES
Are connectors corroded?
NO
Clean contacts or replace K2.
Won't stop
Does bender stop when the
pendant is unplugged?
NO
Clean contacts or replace K2.
30
4455 Boeing Dr. • Rockford, IL 61109-2988 USA • 815-397-7070
NO
Follow directions in
instruction manual.
NO
Replace circuit
breaker.
YES
Replace motor.
NO
Replace bridge
rectifier (91859972).
YES
Clean the connectors.
YES
Replace pendant
switch.

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