20
Commissioning and adjusting
Before starting up the system, check that the heating,
hot water circuits are full and thoroughly vented.
Check the pipe system for leakage.
Preparations
Filling and venting the heating medium system
Closes
AV
AV2
AV1
SF
AVT
Outdoor unit
CW
HW
Expansion
vessel
flow
Heating
return
Gas valve
Liquid
valve
Heating
the container with tap water until it emerges from
the return hose without being mixed with air.
11. Stop the filling pump and clean the particle filter.
12. Start the filling pump, open the valve between the
service connections.
13. Close the valve on the service connection's return
line. Now pressurise the system (to max 3 bar)
with the filling pump.
14. Close the valve (AV2) on the service connection.
15. Stop the filling pump.
16. Select the auto operating mode using the
operating mode button.
10. Stop machine, heat medium water pump stop running.
Depressing the white manual lever lightly and then
pulling the lever out, pushing the while manual lever
down to bottom position, and then "A" port open,
"B" port is closed.
1. Check the heating medium system for leakage.
2. Connect the filling pump and return line on the
heating system's service connections as shown in
figure.
3. Close the valve between the service connections.
4. Open the valves on the service connections(AV1,AV2).
6. Start the filling pump, and fill until there is fluid in
the return pipe.
9. The filling pump and the heating medium pump
are now operational. The fluid should circulate via
5. Pushing the white manual lever down to bottom
room heat port is open (the "A" port).
7. Open up Power ON from control panel to start machine,
then heat medium water pump is running, the valve will
return to the up position when power is restored.
8. Firmly pushing the white manual lever down to midway and in.
in this position both the 'A' and 'B' ports are open.
(this has already been done when the machine leaves
factory),
then three way valve's water tank port is closed
(the "B" port),
AV
Valve
CW
Cold water
SF
Particle filter
HW
Hot water
