9 – 48 Aquarea air/water heat pump – Installation manual for compact systems 03 / 2013
Maintenance
Checking the RCD | Resetting the temperature limit switch
9.5 Checking the RCD
³ If applicable, set the RCD to ON.
³ Switch on the power supply of the compact unit.
³ Press the TEST button on the RCD. The lever must move down to
the OFF (green) position, if the RCD works properly. If not, contact
an authorised dealer.
³ Switch off the power supply of the compact unit.
³ Set the lever of the RCD back to ON.
9.6 Resetting the temperature limit switch
³ If the temperature limit switch was triggered at a high water tempera-
ture, perform the following steps to reset it:
³ Remove the cover.
³ Reset the temperature limit switch by pressing the middle button
gently with a test pen.
Resetting the temperature limit switch
Danger!
The device carries potentially
fatal voltage. Ensure that you
do not touch any live device
parts. Only touch the buttons
of the RCD.
1
1
Temperature limit switch
(differs from model to model,
see Detail A)
Single-
phase,
9 kW
Single-
phase,
12 to 16 kW
Three-
phase
9 to 16 kW
a
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