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Table 3. Installer Setup Menu
Installer
Setup No.
NotesAll Settings
Default
Setting
Installer
Setup Name
0580
Minimum
Compressor
Off Time
0
0− Off
2− 2 minutes
3− 3 minutes
4− 4 minutes
5− 5 minutes
Only shown if system has cool stages. Set to
0. Not needed for 3 phase systems.
0600
Heat Tempera-
ture Range
Stops
90 40 to 90° F (4 to 32° C) Only shown if system has heat stages.
0610
Cool Tempera-
ture Range
Stops
50 50 to 99°F (10 to 37°C) Only shown if system has cool stages.
0640 Clock Format 12 12−12 Hour 24− 24 Hour
0650
Extended Fan−
on time Heat
0
0−Off
90− 90 seconds
Not displayed with fan set to fossil or with cool−
only systems.
0660
Extended Fan−
on time Cool
0
0−Off
40− 40 seconds
Only shown if system has cool stages.
0670
Keypad Lock-
out
0
0−Unlocked
1−Partial Lockout 1
2−Partial Lockout 2
3−Fully Locked
Unlocked: All functions accessible.
Partial 1: Locks all but Holiday, Override, and
Up/Down.
Partial 2: Locks all but Holiday and Override.
Full: Entire interface locked/non−functional.
0680
Temperature
Control Heat
2
1−Less Aggressive
2−Standard
3−More Aggressive
Only shown if system has heat stages.
Only integral gains affected. Affects control
operation in all control regimes (not just recov-
ery or setpoint change).
More Aggressive stops signal prior to reaching
the setpoint. (For use with oversized equip-
ment.)
0690
Temperature
Control Cool
2
1−Less Aggressive
2−Standard
3−More Aggressive
Only shown if system has cool stages.
Only integral gains affected. Affects control
operation in all control regimes (not just recov-
ery or setpoint change).
More Aggressive stops signal prior to reaching
the setpoint. (For use with oversized equip-
ment.)
0685
Recovery
Heat Ramp
Rate
5 0−20°F/hour
Only shown if system has heat stages.
0 disables ramped recovery (step setpoint
change at period start time).
0695
Recovery Cool
Ramp Rate
3 0−20°F/hour
Only shown if system has cool stages.
0 disables ramped recovery (step setpoint
change at period start time).
0700
Temperature
Display Offset
0
−3 (−1.5) −3°F(−1.5°C)
−2 (−1.0)− −2°F (−
1.0°C)
−1 (−0.5)− −1°F (−0.5°C)
0 (0.0)−0°F (0.0°C)
1 (0.5)−1°F (0.5°C)
2 (1.0)− 2°F (1.0°C)
3 (1.5)−3°F (1.5°C)
This offset applies to both the control tempera-
ture and to the display temperature for indoor
sensor (and remote indoor sensor).
0710
Restore Fac-
tory Defaults
0
0 −No
1−Yes
Resets all ISU parameters to default values
and resets the schedule to default Energy Star.
Retains only calendar settings and time.
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