IN1233
Edition 2
Installation Servicing Instructions
23
TDA Thermodual Installation Manual
Install the accumulator sensor pockets into the top and bottom of the accumulator as per the
diagram below. Ensure the accumulator sensors are fully inserted into the sensor pockets to
ensure an accurate connection.
Accumulator sensors are type KTY.
If the accumulator sensor cables require extending, use only YSLY-JZ signal and control cable.
9.5 Accumulator
Sensors
Upper accumulator sensor
position
Lower accumulator sensor
position
Install the low pressure switch between the return temperature kit and boiler, located on a
branch above the pipe work as shown in the diagram below.
9.6 Low
Pressure
Switch