Daikin Altherma 3 H HT F, Руководство по установке для специалистов, Страница: 264 / 300

15 | Disposal
Installer reference guide
264
EPRA14~18D + ETV23E
Daikin Altherma 3 H HT F
4P644738-1A – 2022.03
3 Recover refrigerant from the service port ( a ).
4 Deactivate the recovery mode (see "15.1.2 Recovery mode" [
4
265]).
Result: The unit returns the valves ( Y* ) to their initial state.
To recover refrigerant when power is OFF
1 Manually open the valves ( Y* ) (see "15.1.1 To manually open the electronic
expansion valves" [
4
264]).
2 Recover refrigerant from the service port ( a ).
15.1.1 To manually open the electronic expansion valves
Before recovering refrigerant, make sure the electronic expansion valves are open.
When power is OFF, this has to be done manually.
c2
c1
1 2 3
c3
c1 Electronic expansion valve
c2 EEV coil
c3 EEV magnet
1 Remove the EEV coil ( c2 ).
2 Slide an EEV magnet ( c3 ) over the expansion valve ( c1 ).
3 Turn the EEV magnet anticlockwise to the fully open position of the valve. If
you are not sure about what the open position is, turn the valve in its middle
position so that refrigerant can pass.