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3b) Wiring from the EMERGENCY STOP (E-Stop) button to the main electrical enclosure is faulty or
incorrect.
Check REAR PANEL CONTROLS WIRING DIAGRAM
Check TUMBLER JUNCTION BOX WIRING DIAGRAM
Refer to
section #3
on
page 57
and retest
Drum Forward and Reverse Function
c.
PROBABLE CAUSES;
1) Rear panel disconnect plug
2) Defective switches
3) Wiring back to the main electrical enclosure
d.
POSSIBLE SOLUTIONS;
1) If either the Drum forward or reverse functions (rear) do not respond
Verify that the rear panel controls disconnect plug is indeed connected. This disconnect plug
allows for the removal of the rear control panel for dryer servicing
2) Defective Forward and Reverse Switch
Shut power off at the main breaker and remove the rear panel and check switches using an
OHM meter; replace if defective
Retest
3) Wiring Back to Main Electrical Enclosure
With the control voltage ON front panel green button
Select 1 on the O UNLOAD 1 switch located on the rear controls panel
Have someone PRESS either the forward or reverse buttons while you watch the input L.E.D.s
(light emitting diodes) of the programmable controller. Do the associated L.E.D.s light?
PLC PIN 20 = DRUM FWD., REAR PANEL
PLC PIN 21 = DRUM REV., REAR PANEL
If YES, refer to
section #3a
If NO, refer to
section #3b
Summary of Contents for ADS-464 II
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