Honeywell T8000C Installation Instructions Manual page 5

1. Enter Installer Setup.
a. Use or
to set the tem-
perature setpoint
to
52°F (11°C).
b. Press the
keys simultaneously for more than two
seconds to enter Installer Setup.
c. Release the keys
to
display the three-
digit software
revision code.
d. Press the
FC (factory
configuration) is
displayed.
(A typical example
is shown, but
information
displayed varies by model. This information is
for factory use only.)
Optional System Checkout
When in steps 1c and 1d only, the
to turn heat or cool outputs on and off. Change the
SYSTEM switch setting to test heat or cool outputs. No
action takes place if the SYSTEM switch is in the Off
position.
Examples: System setting at Heat: If heat is on, pressing
the key turns it off; if heat is off, pressing
the key turns it on.
System setting at Cool: If cool is on, pressing
the key turns it off; if cool is off, pressing the
key turns it on. The five minute minimum off
time is bypassed.
NOTE: In Installer Setup only, each press of the
momentarily displays 1. Each press of the
momentarily displays 2. When the keys are
released, these one-digit codes are no longer
displayed.
2. Setting °C or °F.
a. Press the
again to display
the current setting.
b. Press the
change the °C or
°F indication.
keys
SET
HT.
and
key.
key can be pressed
key
key to
T8000C PROGRAMMABLE THERMOSTAT
3. Setting Heat Cycle Rate (see Table 2 for the cycle
rate options and equipment).
a. Press the
display the current
heat cycle rate
setting of 1, 3, 4,
M12582A
5, 6, 9, or 12 cph.
b. If the desired cycle
rate is displayed,
press the
exit the installer
setup.
c. To change the
heat cycle rate,
M12583A
press the
6, 9, or 12 is displayed.
d. Press the
display cooling
algorithm configu-
ration default.
M12584A
e. Press the
again to change
cooling algorithm to C1 or C3.
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
key
and
key
return to normal operation.
Steam, Gravity
Hydronic Heat, Condensing
Gas Furnaces
Gas or Oil Forced Air
M12587A
Electric Heat
Special Applications
a
High efficiency furnace (90+).
b
Refer to the equipment manufacturer's Instructions.
M12586A
5
key to
key to
key until your choice of 1, 3, 4, 5,
key to
key
C1 = Standard cooling algorithm.
C3 = Agressive cooling algorithm (can
cause overshooting).
key again. Current configuration
PM
Table 2. Heating Cycle Rate
System
a
b
M12588A
M12589A
M14691
M14692
M12590A
Cycles Per Hour
1
3
6
9
12
4, 5, 12
69-1434–1