Filter
Top Products
60
Shut power off at the main breaker and remove the rear panel and check switches using an
OHM meter; replace if defective
3) Wiring back to the main electrical enclosure
With the control voltage ON Front Panel green Button
Select 1 on the O UNLOAD switch located on the rear control panel. Does PLC
(Programmable Logic Controller) IN PIN 19 = UNLOAD, REAR PANEL light?
If YES, refer to section 3a
If NO, refer to section 3b
3a) The L.E.D. (light emitting diode) ON on the PLC (Programmable Logic Controller) indicates are
also illuminating when the O UNLOAD 1 selector switch is on 1.
PLC OUT PIN 7 = UNLOAD DOOR (OPEN)
PLC OUT PIN 10 = FRONT UP
If output indicators are functional, however the UNLOAD DOORS of FRONT UP commands
are not executed correctly:
Check wiring on the MAIN ENCLOSURE PANEL (Refer to the ADS-464 Main Panel Wiring
Diagram)
Check wiring associated with Solenoid Junction Box.
Refer to troubleshooting procedures associated with the Solenoid Junction Box.
3b) Input 19 L.E.D. (light emitting diode) not illuminating correctly on the PLC (Programmable Logic
Controller) indicates that the signal to the PLC input is missing or the PLC is defective.
Check FUSE 2 on the main electrical panel
Check wiring back to the tumbler (basket) junction box
Check wiring back to the rear controls
Check PLC
Refer to the blueprints
Main electrical panel diagram
Tumbler junction box wiring PLC (Programmable Logic Controller) diagram
Rear panel controls wiring diagram
Retest; verify that the signal is operational