Troubleshooting Guide; Hot Mode Troubleshooting - Hatco HCWBIR Serie Manuel D'installation Et D'utilisation

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WARNING
This unit must be serviced by qualified personnel only.
Service by unqualified personnel may lead to electric
shock or burn.

HOT Mode Troubleshooting

Symptom
Well too cold.
Wells too hot.
Controller display flashes
"OFF" and unit is not working.
Controller display flashes "df"
and unit is not working.
No heat.
Auto-Fill system not working.
Heating element(s) burn out.
Form No. HCWBIRM-0121
Probable Cause
Unit not allowed to preheat.
Setpoint temperature set too low.
Unit not filled with food pans/one or more open
pan positions.
Digital temperature controller not working
properly.
Heating element(s) not working.
Voltage supplied is incorrect.
Setpoint temperature set too high.
Digital temperature controller not working
properly.
Voltage supplied is incorrect.
The unit is in Standby mode.
The unit is in Defrost mode.
Drain lever is not in the closed position.
Circuit breaker tripped.
Temperature Control not working properly.
Heating element(s) not working.
Water level probe is dirty and not "sensing"
properly.
Water not supplied to fill valve.
Water fill valve malfunctioning.
The well is dry or has a low level of water.
Deposits built up in the heater pipes are
restricting water flow. (Perform the entire
"Daily Cleaning" procedure in MAINTENANCE
section.)

TROUBLESHOOTING GUIDE

ELECTRIC SHOCK HAZARD: Turn OFF power switch, turn
off power at circuit breaker, and allow unit to cool before
performing any cleaning, adjustments, or maintenance.
Hydro-heaters require a minimum of 60 minutes to preheat.
Adjust the HOT controller setpoint temperature to a higher
setting. Refer to the "Changing the Setpoint Temperature"
procedure in the OPERATION section.
Fill the well with food pans. The well will heat to the setpoint
temperature more quickly and hold more efficiently when
filled with pans.
Contact Authorized Service Agent or Hatco for assistance.
Verify correct voltage is supplied to unit. Unit will not operate
properly with low supply voltage.
Adjust the HOT controller setpoint temperature to a lower
setting. Refer to the "Changing the Setpoint Temperature"
procedure in the OPERATION section.
Contact Authorized Service Agent or Hatco for assistance.
Verify correct voltage is supplied to unit. High supply voltage
will cause unit to overheat and my damage unit.
Press and hold the
will no longer flash "OFF".
Press and hold the
will no longer flash "df".
Move drain lever up to closed position and make sure
Power I/O/I (on/off/on) switch is in HOT "I" (on) position.
Lever must be in the closed position for unit to operate in
HOT Mode.
Reset circuit breaker. If circuit breaker continues to trip,
contact Authorized Service Agent or Hatco.
Contact Authorized Service Agent or Hatco for assistance.
Perform the "Daily Cleaning" procedure in the Maintenance
section with special focus on the water level probe.
Verify water supply is correctly installed and running.
Contact Authorized Service Agent or Hatco for assistance.
Verify water supply is correctly installed and running. If
problem is not with water supply, contact Authorized Service
Agent or Hatco for assistance.
Contact Authorized Service Agent or Hatco for assistance.
19
WARNING
Corrective Action
key for three seconds. The display
key for three seconds. The display