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33
Symptom Possible Cause Corrective Action
Heat,CoolorFanRunsConstantly. Possibleshortinwiring,thermostat,
heat,coolorfansystem
Checkeachwireconnectiontoverify
they are not shorted or touching other
wires. Try resetting the thermostat. If the
conditionpersistscontactyourHVAC
serviceperson.
Thermostat Display &
Thermometer Disagree
The location of the thermostat and/or
thesizeoftheHeatingSystemmaybe
influencingthecyclerate
Displaycanbeadjusted+/-5°.
SeeUserMenuitem05
Furnace (Air Conditioner) Cycles Too
FastorSlow(narroworwide
temperature swing)
The location of the thermostat and/or
thesizeoftheHeatingSystemmaybe
influencingthecyclerate
Digitalthermostatsprovideprecisecon-
trol and cycle faster than older mechani-
cal models. The system turns on and off
morefrequently,butrunsforashorter
time. If you would like to increase cycle
time,chooseSLOforslowcycleinthe
Installer menu. (Reference menu items
30,32&35)Ifanacceptablecyclerate
isnotachieved,contactyourHVAC
serviceperson.
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