Honeywell RTH8580WF1007 W Owner's Manual download pdf (Page 67)

65 69-2715EF—07

If you have difficulty with your thermostat, please try the following suggestions.

Most problems can be corrected quickly and easily.

Display is

blank

• Checkcircuitbreakerandresetifnecessary.

• Makesurepowerswitchatheatingandcoolingsystemison.

• Makesurefurnacedoorisclosedsecurely.

• MakesureCwireisconnected(seepage13).

Cannot change

system setting

to Cool

• CheckFunction 0170: System Type to make sure it is set to match your

heating and cooling equipment (see page 54).

Fan does

not turn on

when heat is

required

• CheckFunction 0180: Heating Fan Control to make sure it is set to match

your heating equipment (see page 55).

“Wait” appears

on the screen

• Compressorprotectionfeatureisengaged.Wait5minutesforthesystemto

restart safely, without damage to the compressor.

Troubleshooting

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Honeywell RTH8580WF1007 W Owner's Manual Page 67