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Heating-only System
0
Turn on power to the furnace.
0
Push both temperaturecontrol leverstogetherat
least
5"
F
[3" C] above room temperature. The
heat should comeon.Thefan will startwhen the
furnace heats
up.
0
Move both levers5"
F
[3"
C] below room temper-
ature. The heat should shut
off.
0
Operate the entire heating system for at least
one complete cycle.
IMPORTANT
If
thermostat fails any test, refer to trouble-
shooting guide in owner's manual.
Heating /Cooling System
0
Turn on power to the furnace and cooling
system.
fan switch lever at AUTO.
0
Place the system switch lever at HEAT and the
0
Push both temperaturecontrol leverstogetherat
least
5'F
[3"C] above room temperature. The
heat should comeon.Thefan will startwhen the
furnace heats up. On the CT1502, the fan will
start immediately.
0
Moveboth
leverstogether5"F[3"C]belowroom
temperature. The heat should shut
off.
The fan
will stop when the furnace cools.
IMPORTANT
the cooling system if outdoor temperature is
below
50°F
[lO°C]. Refer to manufacturer's
recommendations.
0
Place the system switch lever at COOL and the
fan switch lever at AUTO.
0
Push both temperature control levers together at
least
5O
F
[3" C] below room temperature. The
cooling equipment should operate, and the fan
will start. Allow for any time delay that may be
built into the compressor control circuit.
0
Movebothleverstogether5°F[30C]aboveroom
temperature. The cooling equipment should shut
off.
0
Place the fan switch at
ON.
The fan should run
continuously with the system switch in any
position.
0
Place the system switch at
OFF.
Move both
temperature: levers to various positions. The
heating andcooling systems should not operate.
0
Operate the entire system for at least one
complete cycle with the system switch at COOL
and one complete cycle with the switch at HEAT.
IMPORTANT
If
thermostat fails any test, refer to trouble-
shooting guide in owner's manual.