Nuheat NTG5110; NTG5220 Homeowner's Manual

Description

Nuheat's NTG5110 & NTG5220 programmable thermostats can be
used to control the ambient air temperature or floor temperature. You
can select among the following temperature control modes:
A mode: controls the ambient air temperature
F mode: controls the floor temperature using an
external temperature sensor
AF mode: controls the ambient air temperature
maintains the floor temperature within desired
limits using an external temperature sensor
Power On switch /
reset GFCI
Appears when the
setpoint is displayed
Operating mode icons
Set day
Set time
Set programming
Erase programming
Select Operating
Mode / Return
Period number
Lights up display, automatically turns off after 12 seconds

Operating Modes

Allows you to manually adjust the temperature set-
point.
To activate this mode, press Mode/Ret to dis-
MANUAL
play the
Set the desired temperature using
select one of the pre-programmed settings
( , or
Executes the default schedule or your own pro-
gramming.
Use this mode to maximize energy savings. To
AUTO
activate it, press Mode/Ret to display the
The or icon indicates which temperature set-
ting is used. Also, the icon of the period number
will be shown. (i.e.
NTG5110 & NTG5220
Time and day
Temperature
Comfort, Economy
and Vacation icons
Heating indicator
Ground fault
indicator
Comfort setpoint
Economy setpoint
Vacation setpoint
Temperature
adjustment
Temperature control
mode icons
Backlight button
icon.
).
)
Memory Backup:
1.
In the event of a power failure, an internal circuit will maintain the pro-
gramming and time. However, the time will have to be re-set if the
power failure exceeds 6 hours.

Time and Day Adjustment

Set the time using the Hour and Min buttons.
Set the day using the Day button.
Press Mode/Ret to exit.

Setpoint Configuration

The Comfort
represent the temperatures that you wish to have during the day (
at night or while you are away at work ( ), or while you are away for
an extended period ( ).
This thermostat is pre-programmed with the following default Com-
fort, Economy and Vacation setpoints.
2.
Icon
Comfort
Economy
Vacation
If the default temperature settings suit your personal preferences,
skip the following section.
or
To Modify the Default Setpoints:
To modify the Comfort temperature, select the desired
temperature using the
the
To modify the Economy temperature, select the desired temper-
ature using the
icon.
is displayed (app. 3 seconds).
To modify the Vacation temperature, select the desired tempera-
ture using the
icon is displayed (app. 3 seconds).
Press the Mode/Ret button to exit this function and return to the
normal operating mode.
NTG5110 & NTG5220
Homeowner's Guide
Programmable Thermostats
, Economy and Vacation
Setpoint F mode
88 °F (31 °C)
73 °F (23 °C)
50 °F (10 °C)
buttons and hold the
icon is displayed (app. 3 seconds).
buttons and hold the
buttons and hold the
400-115-006-E
3.
4.
settings respectively
),
A/AF mode
70 °F (21 °C)
63 °F (17 °C)
50 °F (10 °C)
button until
button until the icon
button until the
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