Gebwell GEMINI 40, Installation, Operation And Maintenance Manual

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26 Gebwell GEMINI
9.5 Cleaning the collector filter
Check filter E by first closing valves A and B, and opening the
filter’s cover. After cleaning the filter, open valve A first, in
which case air exits the filter’s nest to the expansion vessel F.
Open valve B.
10 ACTIVATING THE HEAT
PUMP
Upon delivery, all the pump’s motor protection switches and
circuit breakers are in the
0 position.
When commissioning, the controller’s settings must be ac-
cessed at
Expert level.
Commissioner’s menu:
10.1 Before activation
Before activating the heat pump, ensure that

the collector has been filled with heat transfer liquid

the collector has been vented carefully

the collector’s filter has been cleaned after venting

all the collector’s valves have been opened

the programming of external source pump has been
carried out

the heating system has been filled with water

the heating system has been vented

the heating system’s water temperature should be
<20°C

the domestic hot water system must be filled

the outdoor sensor has been connected

the heating sensors have been connected

the electrical connections are correct

the compressor’s motor protection switch (F1) is in
the OFF position

electricity is lead to source pump

the source pump’s line protection switch F4 is in OFF
position.
10.2 Activation
1. Set the heat pump’s main switch to (Q1) position I.