Troubleshooting Guide; Corrective Action - Hatco CWB-S Série Manuel D'installation Et D'utilisation

English
WARNING
This unit must be serviced by qualified personnel only.
Service by unqualified personnel may lead to electric
shock or burn.
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 plugged in, but not
working.
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: support@hatcocorp.com
Form No. CWBSM-1120
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
condensing unit malfunction.
Internal components have not been adequately
warmed before operation.
The unit is in Standby mode.
The unit is in Defrost mode.
Unit turned off.
Circuit breaker tripped.
Digital temperature controller not working
properly.
Condensing unit overheated.
Internal condensing unit malfunction.

TROUBLESHOOTING GUIDE

ELECTRIC SHOCK HAZARD: Turn OFF power switch and
disconnect unit from power source before performing any
cleaning, adjustments, or maintenance.
Adjust the 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 refrigerated well with food pans. The well will chill to
the setpoint temperature more quickly and hold more efficiently
when filled with pans.
Adjust the 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
"Monthly Cleaning" 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.
other internal
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
no longer flash "OFF".
Press and hold the
no longer flash "df".
Turn on unit.
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.
13
WARNING

Corrective Action

key for three seconds. The display will
key for three seconds. The display will