Honeywell T8002 Installation Instructions Manual page 7

T U E
Fig. 11. Digital display and System switches.
Setting Current Time and Day
1. To set current time:
a. Press Select twice.
SET
b. Press the or
SET
2. To set day of week:
a. Press Select again.
b. Press or
To use the preprogrammed time and temperature (see
Table 3), press Hold to exit the time and day mode.
Setting Time and Temperature
The thermostat is preprogrammed with the time and
temperature settings shown in Table 3. For instructions
on programming the thermostat, refer to the Owner's
Guide.
H o l d
S e l e
c t
M20515
PM
M12591A
key to set current time.
PM
M12592A
M12593A
key to set current day.
M12594A
T8002 PROGRAMMABLE THERMOSTAT
Table 3. Preprogrammed Time and
Temperature Settings.
Period Time
Wake 6:00 AM
Leave 8:00 AM
Return 6:00 PM
Sleep 10:00 PM
CHECKOUT
Heating
1. Slide the System switch to Heat and the Fan switch
to Auto.
2. Press and hold the
setting several degrees above the room tempera-
ture; the heating equipment should start. In con-
ventional systems, the system turns on the fan
through the use of a time delay relay or through a
limit control. When the fan operation (fuel) switch is
in the E positions, the fan starts immediately.
3. Press the key to lower the temperature setting
below the room temperature. Heating equipment
should stop.
Cooling
CAUTION
Compressor Damage Hazard.
Operating at too low of an outdoor
temperature can cause compressor damage.
Do not operate cooling if outdoor temperature is
below 50°F (10°C).
Allow compressor to remain off for five minutes
before restarting.
Refer to manufacturer's recommendations.
1. Slide the System switch to Cool and the Fan switch
to Auto.
2. Press the key to lower the temperature setting
several degrees below the room temperature; the
cooling equipment should start. The fan starts and
stops with the cooling equipment.
NOTE: If the cooling system does not start immediately,
remember that the thermostat has a built-in min-
imum off-time of five minutes to protect the com-
pressor.
3. Press the key to raise the temperature setting
above the room temperature. Cooling system
should shut down.
7
Heat Cool
Setpoint Setpoint
70°F (21°C) 78°F (26°C)
62°F (17°C) 85°F (29°C)
70°F (21°C) 78°F (27°C)
62°F (17°C) 82°F (28°C)
key to raise the temperature
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