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Check Thermostat Operation After
Programming and Installing
Heating
Do not check heating system operation such
as the gas valve, zone valve or oil burner
control by jumpering thermostat terminals at
the primary control. This damages the thermo-
stat. Instead, jumper R and W wires at the
thermostat.
Move the system switch to
HEAT and the fan switch to
AUTO.
Press key until the setting is about
10 F (6 C) above room tempera-
ture. Heating should start and the
fan should run after a short delay
(immediately if fan operation switch
is set in E position).
Press key until setting is about 10 F
(6 C) below room temperature. The
heating equipment should shut off.
Cooling
To avoid possible compressor damage, do not
Cool
Off
Heat
operate the cooling system when the outside
temperature is below 50 F (10 C). See
Auto
On
compressor manufacturer instructions for
further information.
29
Warmer
Cooler
69-0887—1
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