Troubleshooting Guide - Hatco HDW-R2 Series Installation And Operating Manual

English
WARNING
This unit must be serviced by qualified personnel only.
Service by unqualified personnel may lead to electric
shock or burn.
Symptom
Unit too hot.
Unit not hot enough.
Product too dry.
Product too moist.
Unit not working at all.
Alert Message Guide
Touch SNOOZE to postpone an Alert Message for five minutes and return to operation. Touch DISABLE to reset an Alert Message. Always
investigate and correct the causes of an Alert Message.
Alert Message
Bad Probe Connection
Error
SNOOZE DISABLE
PCB Temp Too High
Error
SNOOZE DISABLE
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. HDWR2M-0518
Probable Cause
Temperature set too high.
Unit connected to incorrect power supply.
Internal thermostat defective.
Unit not allowed enough time to preheat.
Temperature set too low.
Drawer(s) not closed completely.
Internal thermostat defective.
Drawer vent in open position.
Temperature set too high.
Drawer vent in closed position.
Temperature set too low.
Unit not plugged in.
Unit not turned on.
Circuit breaker tripped.
POWER ON/OFF (I/O) switch defective.
Troubleshooting
Defective temperature probe.
Make sure inlet and outlet openings for the
cooling fan are not blocked and air flow is not
restricted. Restart cabinet.

TROUBLESHOOTING GUIDE

ELECTRIC SHOCK HAZARD: Turn OFF power switch,
unplug power cord, and allow unit to cool before
performing any cleaning, adjustments, or maintenance.
Change the temperature to a lower setting.
Verify unit is plugged into proper plug supply. Refer
to the SPECIFICATION section for details.
Contact an Authorized Hatco Service Agent or Hatco
for assistance.
Allow unit 15–20 minutes to reach operating
temperature.
Change the temperature to a higher setting.
Make sure all drawers are closed completely.
Contact an Authorized Hatco Service Agent or Hatco
for assistance.
Move drawer vent to closed position.
Change the temperature to a lower setting.
Move drawer vent to open position.
Change the temperature to a higher setting.
Plug unit into proper power supply.
Move POWER ON/OFF (I/O) switch to the ON position.
Reset circuit breaker.
Contact an Authorized Hatco Service Agent or Hatco
for assistance.
Contact Authorized Service Agent or Hatco for
assistance.
Contact Authorized Service Agent or Hatco for
assistance.
9
WARNING
Corrective Action
Corrective Action
(if Troubleshooting fails to fix)