Operation; Setting Fan And System Switches - Honeywell T8000C Installation Instructions Manual

b. If the desired cycle rate is displayed, press the
key to exit the installer setup.
c. To change the
heat cycle rate,
press the
until your choice of
1, 3, 4, 5, 6, 9, or
12 is displayed.
d. Press the
display cooling
algorithm configu-
ration default.
e. Press the
again to change
cooling algorithm to C1 or C3.
C1 = Standard cooling algorithm.
C3 = Agressive cooling algorithm (can
cause overshooting).
f. Press the
(CC) is displayed. A typical example is shown,
but CC varies by
model. (This
information is for
factory use only.)
4. Exit Installer
Setup.
a. Press
the
key to
save all
changes
and return to normal operation.
Table 2. Heating Cycle Rate
System
Steam, Gravity
Hydronic Heat, Condensing
a
Gas Furnaces
Gas or Oil Forced Air
(default)
Electric Heat
b
Special Applications
a
High efficiency furnace (90+).
b
Refer to the equipment manufacturer's Instructions.

operation

Setting FAN and SYSTEM Switches

Fan and system settings are controlled manually by using
the switches located at the bottom of the thermostat case.
See Fig. 9.
FAN Switch
Fan switch settings are:
On: The fan runs continuously. Use for improved air
circulation and air quality.
Auto: Normal setting for most homes. In cooling, the fan
starts and stops with the cooling equipment. In
heating, the fan is controlled directly by the heating
key
key to
key
key again. Current configuration
PM
M12590A
Cycles Per Hour
1
3
6
9
12
4, 5, 12
T8000C PROGRAMMABLE THERMOSTAT
equipment and may start a few minutes after the
heating equipment turns on (most systems). When
the fan operation (fuel) switch is in the E position,
the fan starts and stops with the heating equipment.
Slide the FAN switch in the lower left corner of the
thermostat to select the desired fan setting.
M12589A
SYSTEM Switch
System switch settings control thermostat operation as
follows:
Cool: The thermostat controls the cooling system.
M14691
Off: Both heating and cooling are off.
Heat: The thermostat controls the heating system.
Slide the SYSTEM switch in the lower right corner of the
thermostat to select the desired system setting.
M14692
T U E
Fig. 9. Digital Display and System Switches.
Setting Current Time and Day
1. To Set Current Time.
a. Press Select twice.
b. Press
set current time.
2. To Set Day of Week.
a. Press Select
again.
b. Press
set current day.
5
H o l d
S e l e
c t
SET
PM
or to
SET
PM
or to
M14693
M12591A
M12592A
M12593A
M12594A
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