Daikin Altherma 3 GEO Series - To Connect the Changeover to External Heat Source

8 | Electrical installation
Installer reference guide
94
EGSAH/X06+10UDA9W
Daikin Altherma 3 GEO
4P598592-1A – 2019.12
a
X2M
14a
21
L
N
YC
Y2
1
2
3
1×
1×
b
3 Fix the cable with cable ties to the cable tie mountings.
8.2.8 To connect the changeover to external heat source
Wires: 2×0.75mm²
Maximum load: 0.3A, 250VAC
Minimum load: 20mA, 5VDC
[9.C] Bivalent
1 Open the following (see "6.2.2To open the indoor unit"[455]):
1 Top panel
3
1
2
4
2 User interface panel
3 Front panel
4 Main switch box cover
2 Connect the changeover to external heat source cable to the appropriate
terminals as shown in the illustration below.