4.2.2
Filling
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
Ensure that the external container contains the requisite
amount of brine.
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
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.
Commissioning
DHP-M
VIJSE302
Danfoss Heating Solutions
14
Summary of Contents for DHP-M
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