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505103M 11/08
Table 3. Installer Setup Menu
Installer
Setup No.
NotesAll Settings
Default
Setting
Installer
Setup Name
0280
Continuous
Backlight
0
0−No
1−Yes
Always shown. If AC power not present the
option is overridden and normal backlight op-
eration occurs.
0300 Changeover 1
0−Manual
1−Auto
Only shown if system has both heat and cool
stages.
0310 Deadband
3°F
(2°C)
2 (1.5)−2°F (1.5°C)
3 (2.0)− 3°F (2.0°C)
4 (2.5)− 4°F (2.5°C)
5 (3.0)− 5°F (3.0°C)
6 (3.5)− 6°F (3.5°C)
7 (4.0)−7°F (4.0°C)
8 (4.5)− 8°F (4.5°C)
9 (5.0)− 9°F (5.0°C)
Only shown if Automatic Changeover Selected
0320
Temperature
Indication
Scale
0
0−°F
1− °C
0330
Daylight
Saving
2
0−Disabled,
1−Enabled (US, 1987)
2−Enabled (2007),
3−Enabled (Europe)
0340
Remote
Temperature
Sensor
0
0−None
1−Outdoor for Display
2−Outdoor for Control
3−Remote 10K Indoor
4−Remote 20K Indoor
Averaging would not include on− board sensor.
It is accomplished by series/parallel combina-
tions. 2 applies only to Heat Pump applications
(allowing compressor lockout while displaying
temperature). Set for total equal resistance for
combination of sensors.
0350
Heat Pump
Compressor
Lockout
0
0− None
15(−9.5)−15°F(−9.5°C)
20(− 6.5)−20°F(− 6.5°C)
25(− 4.0)−25°F(− 4.0°C)
30(− 1.0)−30°F(− 1.0°C)
35(1.5)−35°F(1.5°C)
40(4.5)−40°F(4.5°C)
45(7.0)−45°F(7.0°C)
Lennox commercial equipment does not use
heat pump mode. Only shown for heat pump
systems with more heat stages than cool
selected and remote sensor selection is out-
door for control. Must enforce a dead band
between this and Auxiliary Lockout
0360
Heat Pump
Auxiliary Lock-
out
0
0− None
40(4.5)−40°F(4.5°C)
45(7.0)−45°F(7.0°C)
50(10.0)−50°F(10.0°C)
55(13.0)−55°F(13.0°C)
60(15.5)−60°F(15.5°C)
Lennox commercial equipment does not use
heat pump mode. Only shown for heat pump
systems with more heat stages than cool se-
lected and remote sensor selection is outdoor
for control. Must enforce a dead band between
this and Heat Pump Compressor Lockout.
0535
Temporary
Occupied
Duration Limit
3
0−None
1−one hour
2−two hours
3−three hours
4− four hours
0 means no limit
0540
Number of Pe-
riods
4
2− 2 Periods
4− 4 Periods
Does not appear if Non− programmable is cho-
sen. Applies to all days of the week. With 2
selected the Cancel Period option does not
appear on the display.
table continued on next page