Daikin ETSX16E Installer's Reference Manual page 269

15.1.3 Recovery mode — In case of EPRA-DBW1* models (7-segments display)
EPRA14~18D + ETSH/X(B)16P30+50E
Daikin Altherma 3 H HT ECH₂O
4P679467-1D – 2023.11
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.
a Display the current value.
Press BS3 once.
b Change the value to 2.
Press BS2 once.
c Enter the value in the system.
Press BS3 once.
d Confirm.
Press BS3 once.
15 Disposal
|
(a)
7-segments display
Installer reference guide
269