Daikin Altherma EAVX-D9WG - To Connect the Space Cooling;Heating ON;OFF Output; To Connect the Changeover to External Heat Source; To Connect the Power Consumption Digital Inputs; To Connect the Safety Thermostat (Normal Closed Contact)

7 Installation
Installer reference guide
39
EPGA11~16DAV3 + EAVH/X16S18+23DA6V+9W
Daikin Altherma – Low temperature split
4P556070-1 – 2019.02
X1M
X2M
A4P
X5M
X1M
YC Y1 Y2 Y3 Y4
Y1
YC
a
7 9
b
a Installation of EKRP1HB is required.
b Prewiring between X2M/7+9 and Q1L (=thermal protector
backup heater). Do NOT change.
2 Fix the cable with cable ties to the cable tie mountings.
7.6.14 To connect the space cooling/heating ON/
OFF output
1 Connect the space cooling/heating ON/OFF output cable to the
appropriate terminals as shown in the illustration below.
X1M
X2M
A4P
X5M
X1M
YC Y1 Y2 Y3 Y4
YC
Y2
a
7 9
b
a Installation of EKRP1HB is required.
b Prewiring between X2M/7+9 and Q1L (=thermal protector
backup heater). Do NOT change.
2 Fix the cable with cable ties to the cable tie mountings.
7.6.15 To connect the changeover to external
heat source
1 Connect the changeover to external heat source cable to the
appropriate terminals as shown in the illustration below.
X1M
X2M
A4P
X5M
X1M
YC Y1 Y2 Y3 Y4
X2 X1
X2M
X4 X3
N L
a
a Installation of EKRP1HB is required.
2 Fix the cable with cable ties to the cable tie mountings.
7.6.16 To connect the power consumption digital
inputs
1 Connect the power consumption digital inputs cable to the
appropriate terminals as shown in the illustration below.
X1M
X2M
A8P
X5M
1 2 3 4 5
X801M
S6S S7S S8S S9S
a
a Installation of EKRP1AHTA is required.
2 Fix the cable with cable ties to the cable tie mountings.
7.6.17 To connect the safety thermostat (normal
closed contact)
1 Connect the safety thermostat (normal closed) cable to the
appropriate terminals as shown in the illustration below.
X1M
X2M
X5M
9 10
2 Fix the cable with cable ties to the cable tie mountings.