69-1591–1
7
ELECTRONIC HEAT PUMP THERMOSTAT
Pub. No. 11-HD28D2-1
Em HeatOffCool Auto Only
Heat Cool
OnAuto
System Fan
Room
Outdoor
Em Ht Temporary Setting
Wait
%Humid
Aux Ht
Remote
Repl
Batt
M4844
INSTALLER SYSTEM-TEST
Use the Installer System-Test to check the thermostat
configurations and operation. Refer to Table 3 for a list of
the available system-tests.
To start the system-test:
CAUTION
Equipment Damage Hazard.
Minimum compressor off-time is bypassed
during the Installer System Test.
Be aware that equipment damage can occur if the
compressor is cycled too quickly.
Press and hold the increase ▲ and decrease ▼ keys, at
the same time, until two zeros appear. All segments of the
LCD are displayed before the zeros appear.
NOTE: Press and hold the increase ▲ and decrease ▼
keys for three seconds to exit the system-test.
The system-test times out after five minutes
without any key presses.
Table 3. Installer System-Tests.
Refer to Table 4 for descriptions of the specific tests.
M6792
Test
Number System-Test Description
10-19 Heating equipment can be turned on and off
20-29 Emergency heat (select models) equipment
can be turned on and off
30-39 Cooling equipment can be turned on and off
40-49 Fan equipment can be turned on and off
60-69 System key or system switch position test
70-79 Thermostat information displayed including
date code and software versions.
Table 2. Thermostat Installer Setup Options (Continued).
Installer
Setup Number
Factory-Setting
Other Choices
(Press ▲ or ▼ key to change)
Select Display Description Display Description
Temperature display
adjusment
37 00 No difference in
displayed temperature
and actual room
temperature.
3, 2, 1,
-1, -2,
or -3
3—Display adjusts to 3°F
higher than actual room
temperature.
2—Display adjusts to 2°F
higher than actual room
temperature.
1—Display adjusts to 1°F
higher than actual room
temperature.
-1—Display adjusts to 1°F
lower than actual room
temperature.
-2—Display adjusts to 2°F
lower than actual room
temperature.
-3—Display adjusts to 3°F
lower than actual room
temperature.
Minimum off time (heat) 38 05 Five minute minimum off
time for the heating.
00 thru
15
Minimum number of minutes
(0 thru 15) the compressor is
off between calls for heat.
Minimum off time
(cooling)
39 05 Five minute minimum off
time for the heating.
00 thru
15
Minimum number of minutes
(0 thru 15) the compressor is
off between calls for heat.
Cooling Droop 41 01 Cooling droop activated 00 No cooling droop