PENSOTTI PCH 50B-H, Инструкция по эксплуатации

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MAINTENANCE INSTRUCTIONS
69
Connecting the room thermostat (Option)
Connect the power supply to the terminal board located onto the control panel
as follows:
a. switch off the power supply at the main switch;
b. remove the front case panel of the boiler. (see
paragraph ‘6.3 Accessing the boiler’);
c. slacken the screws and remove plate A from the control panel (see fig. 1). With the plate removed,
proceed with the following wires connection:
•
of the outdoor temperature sensor on contacts marked as Se-Se
on the terminal board “
B
”;
•
of the room thermostat or telephone control removing the jumper Ta-Ta from the terminal board
“
B
” first, and then connecting the room thermostat/telephone control wires;
d.
When wires have been connected, place plate “
A " back to position and then the front case panel.
Connecting the included outside temperature sensor
Connect the wires to the terminal board inside the instrument panel as follows:
a. switch off the power supply at the main switch.
b. remove the front case panel of the boiler.
c. slacken the screws and remove plate A (see fig.1).
d. connect the outside temperature sensor on contacts marked as SE-SE on the terminal board B ;
e. refer to the following page to set the reset curves.
When the
wires have been connected, place plate “
A " back to position and then the front case
panel.