20
Form No. HCWBIRM-0121
English
Symptom
Probable Cause
Corrective Action
Well too cold.
Setpoint temperature set too low.
Adjust the COLD controller setpoint temperature to a higher
setting. Refer to the “Changing the Setpoint Temperature”
procedure in the OPERATION section.
Digital temperature controller not working
properly.
Contact Authorized Service Agent or Hatco for assistance.
Well not cold enough.
Food product not pre-chilled before loading in
well.
Load well with pre-chilled food product only.
Unit not filled with food pans/one or more open
pan positions.
Fill the well with food pans. The well will chill to the setpoint
temperature more quickly and hold more efficiently when
filled with pans.
Setpoint temperature set too high.
Adjust the COLD controller setpoint temperature to a lower
setting. Refer to the “Changing the Setpoint Temperature”
procedure in the OPERATION section.
Condenser coil and/or ventilation panels are
plugged with dirt/dust.
Clean the condenser coil and ventilation panels. Refer
to the “Cleaning the Condensing Unit” procedure in the
MAINTENANCE section.
Too much frost built up inside of well.
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).
Digital temperature controller not working
properly.
Contact Authorized Service Agent or Hatco for assistance.
Refrigerant low/leaking or other internal
condensing unit malfunction.
Unit makes excessive noise
and vibration when turned on.
Internal components have not been adequately
warmed before operation.
Turn off unit immediately. Unit should be stored in a warm
environment of 65°F (18°C) for at least 10 hours.
Controller display flashes
“OFF” and unit is not working.
The unit is in Standby mode.
Press and hold the
key for three seconds. The display
will no longer flash “OFF”.
Controller display flashes “df”
and unit is not working.
The unit is in Defrost mode.
Press and hold the
key for three seconds. The display
will no longer flash “df”.
Unit not cooling.
Drain lever is not in the open position.
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.
Unit has not completed five minute startup
delay.
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
Circuit breaker tripped.
Reset circuit breaker. If circuit breaker continues to trip,
contact Authorized Service Agent or Hatco for assistance.
Digital temperature controller not working
properly.
Contact Authorized Service Agent or Hatco for assistance.
Condensing unit overheated.
Internal condensing unit malfunction.
TROUBLESHOOTING GUIDE
COLD Mode Troubleshooting
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,
select the
Support
pull-
down menu, and click on “Find A Service Agent”; or contact the
Hatco Parts and Service Team
at:
Telephone: 800-558-0607 or 414-671-6350
e-mail: [email protected]
