Download Installation instruc- tions

16
Start up
Note! Read the safety instructions!
Caution! The installation may only be commissioned if the heating system, water heater and brine system
have been filled and bled. Otherwise the circulation pumps can be damaged.
Caution! Any alarms that may occur in connection with the installation must be fault-traced.
Caution! If the installation is only to provide heat by an auxiliary heater during the installation, ensure that
the heating system is filled and bled and the compressor cannot be started. This is carried out by setting the
operating mode to AUX. HEATER.
Caution! For heat pumps DHP-H Opti Pro SP (1-phase) it is imperative that the hot water temperature changes
from default setting 95 °C to 85 °C.
16.1
Installation checklist
Before manual test operation, the following points must be checked to ensure that they have been correctly carried
out:
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16.1.1
Piping installation
Electrical Installation
Piping installation, heating system
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Pipe connections in accordance with the connection diagram
Flexible hoses on the supply and return lines
Surge tank on supply line
Pipe insulation
Strainer on return line
Bleeding of the heating system
All radiator valves fully open
Expansion tank heating system (not included in the delivery)
Safety valve for expansion tank (not included in the delivery)
Filler cock heating system (not included in the delivery)
Leakage inspection
If a an external water heater is installed, also check:
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16.1.2
Reversing valve
Safety valve for cold water (9 bar)
Electrical Installation
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Circuit-breaker
Fuse protection
100 – Installation instructions VMBMA702