Hatco GRH, GRAL, GRAHL, GRNH Troubleshooting Guide, Symptom, Probable Cause, Corrective Action

Models: GRH GRAH GRAL GRAHL GR GRA GRNH GRN

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TROUBLESHOOTING GUIDE

SYMPTOM

PROBABLE CAUSE

CORRECTIVE ACTION

 

 

 

Heat is excessive.

Unit mounted too close to

Check to see that installation is within

 

target area.

specifications for type/model. Increase

 

 

mounting height if too close.

 

 

 

 

Voltage supply too high.

Check power supply to unit, making sure

 

 

it matches rating on unit. If power supply

 

 

is incorrect, change to match rating.

 

 

 

Control switches burn-out

Switches are mounted in the

Check switch location per Hatco

rapidly.

heat zone.

guidelines in the Glo-Ray Installation and

 

 

Operations Manual. Relocate switches to

 

 

a cooler zone if installation is incorrect.

 

 

 

 

Switches used are not Hatco

Genuine Hatco components are specified

 

supplied.

to operate safely and properly in the

 

 

environment in which they are used.

 

 

Replace switches with Genuine Hatco

 

 

Parts if switches are aftermarket or

 

 

generic.

 

 

 

23

Form No. GRM-0707

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Hatco GRH, GRAL, GRAHL, GRNH manual Troubleshooting Guide, Symptom, Probable Cause, Corrective Action