Daikin Altherma 3 H HT ECH2O Service Manual page 373

Recovery mode — In case of EPRA-DBW1* models (7-segments display)
EPRA14~18D + ETSH/X(B)16P30+50E
Daikin Altherma 3 H HT ECH₂O
ESIE22-11A – 2023.06
INFORMATION
Power OFF. When power is turned OFF and turned ON again, the recovery mode is
deactivated automatically.
Before recovering refrigerant, make sure the electronic expansion valves are open.
When power is ON, this has to be done by using the recovery mode.
Components
To activate/deactivate the recovery mode, you need the following components:
EPRA-DBW1*
BS1 BS3
BS2
7‑segments display
BS1~BS3 Push buttons. Operate the push buttons with an insulated stick (such as a closed
ballpoint pen) to avoid touching of live parts.
To activate the recovery mode
INFORMATION
If you get confused in the middle of the process, press BS1 to return to the default
situation.
Before recovering refrigerant, activate the recovery mode as follows:
# Action
1 Start from the default situation.
2 Select mode 2.
Press and hold BS1 for 5 seconds.
3 Select setting 9.
Press BS2 9 times.
4 Select value 2.
5 Third party components
|
7-segments display
(a)
Service manual
373