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Idiomas disponibles
Idiomas disponibles
WARNING! Only qualified personnel should
perform inspection, troubleshooting and part
replacement.
OPERATING ISSUE
Machine not powering on.
Turntable is malfunctioning.
PAGE 5 OF 15
TROUBLESHOOTING
CAUSES
The system is not plugged into a 120 VAC outlet.
Does not have continuity.
The frequency drive circuit breaker is not on.
Use a voltmeter to test continuity across the
circuit breaker. Does it have continuity?
It is not receiving the charge.
It is not set high enough.
It is not functioning properly.
The frequency drive is not functioning (i.e. no
faults displayed).
The frequency drive is not connected properly
to the motor.
CAUTION! Disconnect all power including
external control power that may be present
before servicing the frequency drive
controllers. Wait three minutes for the DC
bus capacitors to discharge. The frequency
drive controller's display and/or LED's are not
accurate indicators of the absence of DC bus
voltage.
RECOMMENDATIONS
Plug machine into a 120 VAC outlet.
Use a voltmeter to test continuity of the power cord.
Replace the power cord to the machine.
Replace the main circuit breaker.
Switch the main circuit breaker on.
Replace the main circuit breaker.
Use a voltmeter to read input voltage to the frequency
drive. Tighten or replace wiring to the frequency drive(s).
Locate the turntable speed potentiometer dial on the AC
frequency drive.
Adjust potentiometer towards 100% to set speed.
Step on the foot switch, and use a voltmeter to test for
continuity of the foot switch.
Tighten wiring. replace the foot switch if necessary.
Remove power to the drive. Wait 60 seconds, and supply
power back.
Refer to frequency drive manufacturer's manual for
specific fault.
Locate the turntable motor, and use a voltmeter to check
continuity of all motor wires.
Tighten or replace wiring as necessary.
Replace the turntable frequency drive.
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