•Installation must be carried out by a certified electrician and must comply with national and
local electrical codes.
•Use this thermostat for resistive loads only.
•Do NOT install the thermostat in an area where it can be exposed to water or rain.
•To prevent severe shock or electrocution, always turn the power Off at the service panel
before working with wiring.
•Install the thermostat onto an electrical box.
•Use special CO/ALR solderless connectors if you connect the thermostat to aluminum wires.
•Keep the thermostat's top and bottom air vents (openings) clean and unobstructed at all
times.
2
TH115-AF-GA / TH115-AF-GB
About your thermostat
The TH115 programmable thermostat has three 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
See page 9 on how to change the temperature control mode setting.
Supplied Parts
maintains the floor temperature within desired limits using an external temperature
sensor
• One (1) thermostat
• Two (2) mounting screws
• Four (4) solderless connectors for copper wires
• One (1) floor sensor
• One (1) flat-tip screwdriver
3
ENGLISH
Owner’s Guide
Controls
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On/Off switch
*
TEST light/button for ground
fault protection (see page 18)
Day button
Hour button
Minutes button
Program button
Program clear button
Mode selection / program exit
*
Place at Off to cut power to the heater (e.g., in the summer). This will not affect the time and temperature settings.
**
When the backlight button or either of the buttons is pressed, the display illuminates for 12 seconds.
Preset temperature buttons
(see page 13)
Backlight button
**
Temperature adjustment buttons
4
**
TH115-AF-GA / TH115-AF-GB
Display
Time
Day
Appears when the setpoint
temperature is displayed*
Operation mode icon
(see pages 16 & 17)
Number of flames varies
according to heating intensity
Period (see page 14)
* The thermostat normally displays the actual (measured) temperature. To view the setpoint temperature, briefly press
either of the buttons. The setpoint will appear for 5 seconds. To change the setpoint temperature, press one of the
buttons until the desired temperature is displayed. To scroll faster, press and hold the button.
5
Temperature*
Preset temperature icon (see page 13)
Temperature control mode
(see pages 3 & 9)
Ground fault indicator (see page 18)
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Owner’s Guide
Installing the thermostat
n Turn the heating system off at the main electrical panel.
o Loosen the bottom screw and remove the thermostat faceplate from its
ENGLISH
wallplate. (The screw cannot be completely removed.)
p Connect the thermostat to the load and to the power supply (see page 7).
q Connect the floor sensor (see page 8).
r If you wish to connect a remote control device, see page 8.
s Install the wallplate to the electrical box using the provided screws.
t Set the configuration switches on the back of the faceplate (see page 9).
u Install the faceplate back on the wall plate and tighten the screw.
v Apply power to the heating system.
w Test the ground fault protection (see page 19).
6
Faceplate
Wallplate
TH115-AF-GA / TH115-AF-GB
Wiring diagram
NOTE: Connect the wires using the provided solderless connectors for copper wires.
240 V
Black
Red
Black
Red
Red
Red
Black
Black
Power
supply
Load
120 V
7
Black
Red
Black
Red
White
White
Black
Black
Power
supply
Load
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