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DEFINITION OF ERROR SCREENS AND TROUBLESHOOTING
IF ANY OF THESE ERROR SCREENS COME UP ALSO CHECK THE SAFETY RELAY IN ADDITION TO THE COMPONENT IN
QUESTION. SEE RELAY TEST.
1. Over Temperature Error Screen
Definition – This screen is displayed and the system is shut down when the present water temperature is
sensed higher than 208 °F.
SYSTEM ERROR!
OVER TEMPERATURE
Possible Causes: Invalid required Water Temperature or Faulty Water Temperature Sensor.
2. Water OverflowError Screen
Definition – This screen is displayed and the system is shut down when the OT/OF Sensor is detecting a
rapid change in ambient temperature inside the overflow tube.
!SYSTEM ERROR!
WATER OVERFLOW
Possible Causes: Faulty fill Solenoid or faulty/ disconnected Level Sensor.
3. No Fill Response Error Screen Definition – This screen is displa
y
ed and the s
y
stem is shut down when
the Fill Solenoid has been continuously energized (open & filling) for more than five minutes during the
first fill or more than 30 seconds thereafter.
!SYSTEM ERROR!
NO FILL RESPONSE
Possible Causes: Water supply is turned OFF or faulty / disconnected Level Sensor.
4. No Temperature Response Error Screen
Definition – This screen is displayed and the system is shut down when the Water Heater has been
continuously energized (heating) for more than 30 minutes .thereafter.
!SYSTEM ERROR!
NO TEMP RESPONSE
Possible Causes: faulty/disconnected Level Sensor, faulty Water Temperature Sensor, or faulty Water Heater.
5. Water Heater Error Screen
Definition – This screen is displayed and the system is shut down when the required status (ON/OFF) of
the Water Heater does not match the sensed status for more than two seconds.
!SYSTEM ERROR!
WATER HEATER
Possible Causes: faulty/disconnected Water Heater, faulty/disconnected Triac, or faulty/disconnected Safety Relay.
6. Fill Solenoid Error Screen – Water Inlet Valve
Definition – This screen is displayed and the system is shut down when the required status (ON/OFF) of
the Fill Solenoid does not match the sensed status for more than two seconds.
!SYSTEM ERROR!
FILL SOLENOID
Possible Causes: Faulty/disconnected Fill Solenoid or faulty/disconnected Safety Relay.
7. Auger Motor Error Screen
Definition – This screen is displayed and the entire system is inoperable
when the required status
!SYSTEM ERROR!
AUGER MOTOR
(ON/OFF) of the Auger Motor (identified by @) does not match the sensed status for more than two seconds.
Possible Causes: Faulty/disconnected Auger Motor.
8. Dump Solenoid Error Screen – Dispense Valve Error Screen
Definition – This screen is displayed and the entire system is inoperable
when the required status
!SYSTEM ERROR!
DUMP MOTOR # @
(ON/OFF) of the Dump Solenoid (identified by @) does not match the sensed status for more than two seconds.
Possible Causes: Faulty/disconnected Dump Solenoid [Dispense Valve] or faulty/disconnected Safety Relay.
9. Mixer Motor Error Screen
Definition – This screen is displayed and the entire system is inoperable
when the required status
!SYSTEM ERROR!
MIXER MOTOR # @
(ON/OFF) of the Mixer Motor (identified by @) does not match the sensed status for more than two seconds.
Possible Causes: Faulty/disconnected Mixer Motor or faulty/disconnected Safety Relay.
If Mixer Motor or Relay check out good, manually check for loose connections or defective parts on all 120V ac circuits including:
fuse, fuse holder, transformer, hi-limit, and harness.