In Case Of Difficulty - Honeywell PRO 1000 Serie Manual De Uso

In case of difficulty

Screen is blank.
Temperature settings cannot be
changed.
Cool On or Heat On is flashing.
HI appears on the screen.
LO appears on the screen.
E1 appears on the screen.
E2 appears on the screen.
• Check circuit breaker and reset if necessary.
• Ensure the heating/cooling system is powered up.
• Ensure the furnace door is properly closed.
• Ensure two fresh AAA alkaline batteries are correctly installed.
• The System switch is off.
• You are setting the temperatures outside their allowable ranges:
• Heat: 40 °F to 90 °F (4.5 °C to 32 °C).
• Cool: 50 °F to 99 °F (10 °C to 37 °C).
• The compressor protection delay has been activated. Wait for the
delay to end (maximum of 5 minutes).
• The ambient (measured) temperature is above 122 °F (50 °C).
• The ambient (measured) temperature is below 32 °F (0 °C).
• The temperature sensor circuit is opened. Replace the thermostat.
• The temperature sensor circuit is shorted. Replace the thermostat.
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PRO 1000 Series