Daikin Altherma 3 WS EWSAH06UD 9W Series Installer's Reference Manual page 265

Field settings table
Breadcrumb Field code Setting name
9.N [A-04] What is the waterloop anti freeze temperature?
└─ Waterloop Valve Opening
9.O [3-0A] Waterloop Valve Opening Frequency
9.O [3-0B] Waterloop Valve Opening Duration
(*1) *X*_(*2) *H*
Range, step
Default value
R/W 0: 2°C
1: -2°C
2: -4°C
3: -6°C
4: -9°C
5: -12°C
6: -15°C
7: -18°C
R/W
0: OFF
1: Every Day
2: Every Week
R/W 30~120 minutes, step: 30 minutes
60 minutes
11/11
Installer setting at variance with
default value
Date Value
4P675763-1 - 2021.10