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Electrical installation
9.3.8 To connect the changeover to external heat source
Installer reference guide
132
A
B
A
B
a Installation of EKRP1HBAA is required.
b Prewiring between X2M/7+9 and Q1L (= thermal protector backup heater). Do NOT
change.
3 Fix the cable with cable ties to the cable tie mountings.
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
1 Top panel
2 User interface panel
3 Upper switch box cover
2 Connect the changeover to external heat source cable to the appropriate
terminals as shown in the illustration below.
7
Y2
7
9
X2M
b
"7.2.4 To open the indoor
A4P
a
4
unit" [
77]):
1
ERLA11~16DAV3+W1 + EBVH/X11+16S18+23DJ
Daikin Altherma 3 R F
4P643602-1 – 2021.09
3
2