Danfoss DHP-H Varius Pro+ Manual page 13

Commissioning
4.2.2 Filling
122
C
121
A
1. Set the heat pump to OFF on the control panel.
2. Mix water and antifreeze to the correct freezing point in an external container .
N
3. Use a refractometer to check the freezing point, -17±2°C.
4. Use an external pump to fill the brine system. Connect the pressure side of the pump to the filler cock.
5. Close the shut-off valve on the filler cock.
6. Open the suction valve on the filler cock and the return valve on the brine system.
7. Connect a transparent hose to the filler cock. The hose should discharge into the external container.
8. Open the return valve on the filler cock.
9. Start the external pump and fill the brine circuit .
N
Danfoss Heating Solutions
DHP-H Varius Pro+/DHP-L Varius Pro+
100
111
112
80
94
B
E
D
Ensure that the external container contains the requisite
amount of brine.
Allow the external pump to run until the manual test of the
brine pump is complete. See "Manual test".
Check the brine level in the external container at regular inter-
vals.
80 Shut-off valve
94 Filling device
100 Safety valve
121 Brine in
122 Brine out
A Shut-off valve (part of 94)
B Shut-off valve (part of 94)
C Dirt strainer with shut off valve (part of 94)
D External container
E External pump
VIJSG202
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