Totaline Basic 1H/1C & 2H/1C
II11[_,_ mi _rliil_,A
Screen is blank.
Temperature
settings cannot be
changed.
Cool *_ or Heat # 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.