Honeywell Home T4 Pro Serie Instrucciones Para La Instalación página 11

Troubleshooting
If you have difficulty with your thermostat, please try the following suggestions.
Most problems can be corrected quickly and easily.
Display is
blank
Heating
or cooling
system does
not respond
Temperature
settings do
not change
"Cool On" or
"Heat On" is
flashing
Aux heat runs
in cooling
Cool runs with
a call for heat
• Check circuit breaker and reset if necessary.
• Make sure power switch for heating & cooling system is on.
• Make sure furnace door is closed securely.
• Make sure fresh AA alkaline batteries are correctly installed
(see page 3).
• Press Mode button to set system Heat (see page 5). Make
sure the desired temperature is set higher than the inside
temperature.
• Press Mode button to set system Cool (see page 5). Make
sure the desired temperature is set lower than the inside
temperature.
• Check circuit breaker and reset if necessary.
• Make sure power switch for heating & cooling system is on.
• Make sure furnace door is closed securely.
• Wait 5 minutes for the system to respond.
Make sure heating and cooling temperatures are set to
acceptable ranges:
• Heat: 40 °F to 90 °F (4.5 °C to 32.0 °C)
• Cool: 50 °F to 99 °F (10.0 °C to 37.0 °C)
• Compressor protection feature is engaged. Wait 5 minutes
for the system to restart safely, without damage to the
compressor.
• For heat pump systems, verify there is not a wire attached to
W on UWP systems. See "Wiring heat pump systems" on page
4.
• For heat pump systems, verify there is not a wire attached to
W on UWP systems. See "Wiring heat pump systems" on page
4.
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