Daikin EPRA08EAV3, Installer'S Reference Manual

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15 | Disposal
Installer reference guide
256
EPRA08~W1 + ETVH/9W
Daikin Altherma 3 H MT F
4P634886-1 – 2021.03
15.1.2 Recovery mode — In case of 3N~ models (7-segments display)
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:
X2
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 7-segments display
(a)
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.