IN1233
Edition 2
Installation Servicing Instructions
31
TDA Thermodual Installation Manual
Connect the upper and lower accumulator sensors to the main control board inputs number 36
and 37 respectively. The sensors should be located into the accumulator as illustrated below.
10.4
Accumulator
Sensors
Upper accumulator sensor
position
Lower accumulator sensor
position
Connect the low pressure switch into the main control board input number 29.
The low pressure switch should be located between the return temperature kit and boiler, and
located on a branch above the pipework.
10.5 Low
Pressure
Switch