Troubleshooting Guide - Hatco Glo-Ray GRFHS Series Installation And Operating Manual

English
WARNING
This unit must be serviced by trained and qualified personnel
only. Service by unqualified personnel may lead to electric shock
or burn.
Symptom
Unit is ON but there is no heat.
Heat is inadequate.
Heat is excessive.
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: 414-671-6350
e-mail: partsandservice@hatcocorp.com
Form No. GRFHS_KRM-1216
Probable Cause
No power to the unit.
Switch is defective.
Faulty wiring.
Heating element(s) are defective.
Excessive air movement around unit.
Incorrect power supply (low).
Internal thermostat is set too low or is faulty. Contact Authorized Service Agent or Hatco for assistance.
Heating element(s) are defective.
Incorrect power supply (high).
Internal thermostat is set too high or is faulty. Contact Authorized Service Agent or Hatco for assistance.

TROUBLESHOOTING GUIDE

ELECTRIC SHOCK HAZARD: Turn OFF power switch, unplug
power cord, and allow unit to cool before performing any cleaning,
adjustments, or maintenance.
Check circuit breaker and reset as necessary. If power
cord connected, check for damage to cord. If power cord
connected, check electrical receptacle.
Contact Authorized Service Agent or Hatco for assistance.
Contact Authorized Service Agent or Hatco for assistance.
Contact Authorized Service Agent or Hatco for assistance.
Restrict or redirect air movement (air conditioning duct or
exhaust fan) away from unit.
Check power supply to unit, making sure it matches rating on
the unit. If power supply is incorrect, change to match rating
on unit.
Contact Authorized Service Agent or Hatco for assistance.
Check power supply to unit, making sure it matches rating on
the unit. If power supply is incorrect, change to match rating
on unit.
9
WARNING
Corrective Action