Install Instructions

WIRING
Honeywell has already programmed this control to work properly in most applications. However, you can adjust
the advanced settings by following the steps below.
Press p or q to change settings.
Press NEXT to advance to the next function.
Press DONE to exit and save settings.
Function Number
Setting
Displayed Description
1 System Type
1 Humidifier
2 Dehumidifier
4 Control Mode
Automatic Mode is Default when Outdoor Sensor Detected
Manual Mode is Default when NO Outdoor Sensor Detected
1 Automatic
2 Manual
5 Automatic Mode RH% (Hum)
This is the humidity setpoint (RH%) the control will operate to.
The homeowner does not change this and will only need to set
the appropriate window protection setting.
Range: 20%-60%
Default = 35%
11 Automatic Mode Humidity Boost
Increases Preset RH% (#5) when user sets window protection
to 11.
0 OFF
5% 5%
10% 10%
17 Automatic Mode High Temp Shut-Off
Turns humidifier OFF when Outdoor Temperature is greater
than selected setting.
Range: 40° - 90°
0 = OFF
Default = 65°
19 High Hum Limit
Range: 10% - 90%
Default = 60%
20 Low Hum Limit
Range: 10% - 90%
Default = 10%
21 High Dehum Limit
Range: 10% - 90%
Default = 80%
23 Low Dehum Limit
Range: 10% - 90%
Default = 40%
25 Dehumidifier Compressor Lockout 0 - 5 Minutes
Default = 0 Minutes (OFF)
30 Humidity Sensing Calibration
This feature will offset the sensed indoor humidity.
Range: -9% to +9%
Default = 0 (Displays Actual RH%)
35 Outdoor Temperature Sensor Calibration
This feature will offset the sensed outdoor temperature if
needed.
Range: -9° to +9°
Default = 0 (Displays Actual
Outdoor Temp)
To begin, press and hold the p and LIGHT buttons until
the display changes.
1
1
Done Next
M29387A
Advanced Installer Setup
TrueSTEAM Humidication System 69-2285—05
41