Honeywell RTH7500 7-Day Programmable Thermostat Installation Guide
Quick Installation Guide
Troubleshooting
If you have difficulty with your thermostat, please try the following suggestions.
Most problems can be corrected quickly and easily.
Display is blank
If you’re using batteries, make sure fresh AA alkaline batteries are
properly installed (see page 6).
Cannot change system
setting to Cool
Check System Setup Option 220 to make sure the options are set
to either 1 or 2 (see page 9).
Fan does not turn on when Check System Setup Option 205 to make sure it is set to match
heat is required
your heating equipment (see page 8).
Heating system is running Check System Setup Option 200 or 218 to make sure it is set to
in cool mode
match your heating and cooling equipment (see page 9).
Heating or cooling system
does not respond
Press System to set system to Heat. Make sure the temperature is
set higher than the Inside temperature.
Press System to set system to Cool. Make sure the temperature is
set lower than the Inside temperature.
Check circuit breaker and reset if necessary.
Make sure power switch at heating & cooling system is on.
Make sure furnace door is closed securely.
Wait 5 minutes for the system to respond.
Heat On / Cool On
flashing on the screen
Compressor protection feature is engaged. Wait 5 minutes for the
system to restart safely, without damage to the compressor.
Heat pump issues cool air Check System Setup Option 200 or 218 to make sure it is set to
in heat mode, or warm air
in cool mode
match your heating and cooling equipment (see page 9).
18
| General | Details |
|---|---|
| Name | Honeywell RTH7500 7-Day Programmable Thermostat Installation Guide |
| Make | Honeywell |
| Language | English |
| Filetype | PDF (Download) |
| File size | 1.84 MB |
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