Service & Sales
1-800-421-6150
www.wilburcurtis.com
Is the water turned on?
Yes:
Yes:
No:
Yes:
No:
TROUBLESHOOTING INSTRUCTIONS -
continued
DISPENSING ISSUES
TANK FILLING ISSUES
Overfilling:
Not filling:
Powder not being dispensed on any
selection:
Verify that the wiring to the Auger Motors is
correct. If the wiring is correct and unbroken,
replace the UCM UCM (shorted wash button) or
Membrane Control Panel (PCGT 4/5/6).
Powder not being dispensed from a single
selection:
Verify that the canister has sufficient product.
Verify that the Auger Motor has 120 volts.
If yes, replace the Auger Motor. If the Auger
Motor does not have 120 Volts, replace the UPM.
Not dispensing water on any selection:
Refer to
TANK FILLING ISSUES.
Verify 120 volts at inlet valve coil
Replace Inlet Valve
Remove Orange wire from the Water
Level Probe. Does the Tank Fill?
Replace Water Level Probe.
Replace UPM
Does the tank continue to fill after the toggle
switch has been turned off ?
Yes:
No:
Yes:
No:
Replace Water Inlet Valve.
Remove the Orange wire from the Wa-
ter Level Probe and connect it to ground.
Does the tank stop filling?
Replace the Water Level Probe
Replace the UPM
Whipper Motor not running:
Verify that the propeller and chamber are
assembled correctly (not binding).
Verify that the Whipper Motor has 120 volts. If
yes, replace the whipper motor. If the Whipper
Motor does not have 120 volts, verify that the
wiring is correct and unbroken. If so, replace
the UPM.
i
If the Dispense valve on the same selection
is operating, the UPM does not need to be
replaced. The Whipper Motor and Dispense
valve are powered together by the UPM.
