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

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WARNING
This unit must be serviced by qualified personnel only.
Service by unqualified personnel may lead to electric
shock or burn.
Symptom
Unit is turned on but there is
no heat.
Heat is inadequate.
Heat is excessive.
Control switches burn out rapidly. Switches are mounted in the heat zone.
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. GRAIH_AAM-0117
Probable Cause
No power to unit.
Switch is defective.
Wiring is open.
Heating element defective.
Unit mounted too high above target area.
Excessive air movement around strip heater
target area.
Incorrect power supply (low).
Temperature control set too low.
Unit mounted too close to target area.
Voltage supply too high.
Temperature control set too high.
Switches used are not Hatco supplied.

TROUBLESHOOTING GUIDE

ELECTRIC SHOCK HAZARD: Turn OFF power switch,
unplug power cord/turn off power at circuit breaker,
and allow unit to cool before performing any cleaning,
adjustments, or maintenance.
Check circuit breaker and reset as necessary.
Contact Authorized Service Agent or Hatco for assistance.
Contact Authorized Service Agent or Hatco for assistance.
Contact Authorized Service Agent or Hatco for assistance.
Lower unit, putting effective heat closer to target.
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.
Move temperature control to higher setting.
Check to see that installation is within specifications for
type/model. Increase mounting height if too close.
Check power supply to unit, making sure it matches rating
on unit. If power supply is incorrect, change to match rating.
Move temperature control to lower setting.
Check switch location per Hatco guidelines in this manual.
Relocate switches to a cooler zone if installation is incorrect.
Genuine Hatco Parts are specified to operate safely and
properly in the environment in which they are used. Contact
Authorized Service Agent or Hatco to replace switches with
Genuine Hatco Replacement Parts.
15
WARNING
Corrective Action