2
DESCRIPTION
PT23 is digital room thermostat with backlit display for automatic regulation of heating.
Its advantages involve a quick change in the desired temperature by simply press the button, and
possibility of setting up to weekly program with 6 temperature changes per day.
INSTALLATION
LOCATION
Install the thermostat at a suitable place where its operation cannot be affected by direct fl ow of
hot air from the heater, sunshine or other disturbing effects. Do not install it on an external wall
either. The installation height should be approx. 1.5 m above the fl oor. Place the thermostat in
the “reference room”, such as the living room (the heating source will switch according to the
temperature in this room).
1.
Switch off the main circuit breaker.
2.
Remove the control part from the lower cover of the device (Fig.1).
3.
Chip away the central plastic piece from the lower cover to lead in conductors.
4.
Run the conductor through the hole and connect it to the terminal acc. to the diagram.
5.
Fasten the lower cover to the wiring box with screws (Fig. 2).
6.
Batteries are located at the back of the control part. Remove their protective paper (on fi rst use), or insert new
batteries (Fig. 3).
7.
Mount the control part on the lower cover.
8.
Switch on the main circuit breaker and test correct connection of the thermostat, see page 5 (TEST).
9.
Upon fi rst start (or reset), the thermostat displays “SET CLOCK”, set the current time and date according to page 4.
Wiring diagram:
Backlit display
if any button is
pushed, the backlit
switches on
automatically for 5 s
at least
Control elements
by pressing
= confi rmation of
value chagne
by pressing
= entering of main
menu or one step
back
by pressing
= changing the
set value
*
The thermostat terminals
are marked differently with
every type of boiler.
Therefore, follow the
wiring prescribed
by the boiler
manufacturer!
*
BOILER
