Cold Mode Troubleshooting - Hatco HCWBI Serie Manuel D'installation Et D'utilisation

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COLD Mode Troubleshooting

Symptom
Well too cold.
Well not cold enough.
Unit makes excessive noise
and vibration when turned on.
Controller display flashes
"OFF" and unit is not working.
Controller display flashes "df"
and unit is not working.
Unit not cooling.
Troubleshooting Questions?
If you continue to have problems resolving an issue, please contact the nearest Authorized Hatco Service Agency or Hatco
for assistance. To locate the nearest Service Agency, log onto the Hatco website at www.hatcocorp.com and click on
Find Service Agent, or contact the Hatco Parts and Service Team at:
Telephone: 800-558-0607 or 414-671-6350
e-mail: partsandservice@hatcocorp.com
Form No. HCWBIM-1017
Probable Cause
Setpoint temperature set too low.
Digital temperature controller not working
properly.
Food product not pre-chilled before loading in
well.
Unit not filled with food pans/one or more open
pan positions.
Setpoint temperature set too high.
Condenser coil and/or ventilation panels are
plugged with dirt/dust.
Too much frost built up inside of well.
Digital temperature controller not working
properly.
Refrigerant low/leaking or other internal
condensing unit malfunction.
Internal components have not been adequately
warmed before operation.
The unit is in Standby mode.
The unit is in Defrost mode.
Drain lever is not in the open position.
Unit has not completed five minute startup
delay.
Circuit breaker tripped.
Digital temperature controller not working
properly.
Condensing unit overheated.
Internal condensing unit malfunction.
TROUBLESHOOTING GUIDE
Adjust the COLD controller setpoint temperature to a higher
setting. Refer to the "Changing the Setpoint Temperature"
procedure in the OPERATION section.
Contact Authorized Service Agent or Hatco for assistance.
Load well with pre-chilled food product only.
Fill the well with food pans. The well will chill to the setpoint
temperature more quickly and hold more efficiently when
filled with pans.
Adjust the COLD controller setpoint temperature to a lower
setting. Refer to the "Changing the Setpoint Temperature"
procedure in the OPERATION section.
Clean the condenser coil and ventilation panels. Refer
to the "Cleaning the Condensing Unit" procedure in the
MAINTENANCE section.
Turn off, defrost, and clean the unit. Activate an auto-defrost
cycle, if necessary (refer to the "Setting the Auto-Defrost
Cycle" procedure in the OPERATION section).
Contact Authorized Service Agent or Hatco for assistance.
Contact Authorized Service Agent or Hatco for assistance.
Turn off unit immediately. Unit should be stored in a warm
environment of 65°F (18°C) for at least 10 hours.
Press and hold the
will no longer flash "OFF".
Press and hold the
will no longer flash "df".
Move drain lever down to the open position and make sure
Power I/O/I (on/off/on) switch is in COLD "I" (on) position.
Lever must be in the open position for unit to operate in
COLD Mode.
Allow unit to complete five minute startup delay. After
turning on unit in COLD Mode, a five minute programmed
delay begins before the condensing unit starts up
Reset circuit breaker. If circuit breaker continues to trip,
contact Authorized Service Agent or Hatco for assistance.
Contact Authorized Service Agent or Hatco for assistance.
Contact Authorized Service Agent or Hatco for assistance.
Contact Authorized Service Agent or Hatco for assistance.
17
Corrective Action
key for three seconds. The display
key for three seconds. The display