Daikin RDXYQ5T8V1B Installer And User Manual page 58

14 | About the units and options
Installer and user reference guide
58
DS1
A1P
X66A
5 Connect the cable.
A1P
6 Connect the cool/heat selector switch. Tightening torque X1M (A/B/C):
0.53~0.63 N•m
X1A
A B C
X1M
KRC19-26A
A B C
7 Fix the cables with cable ties.
8 Turn ON the DIP switch (DS1‑1).
A1P
9 Reattach the service covers. See
10 Perform a test run. See the "Commissioning" chapter.
Drain pan heater (EKDPH1RDX)
▪ When. Installation is optional. It is recommended in areas where the outside
temperature is below –7°C for more than 24 hours continuously.
▪ Where. Install the drain pan heater in the heat exchanger unit.
▪ How. See the installation instructions delivered with the drain pan heater.
X1A
A B C
X1M
DS1
X1A
X1M
X66A
DS1
ON
OFF
1 2 3 4
X66A
"17.4 To close the compressor
4
unit" [ 97].
RKXYQ5T8+8T7Y1B + RDXYQ5T8+8T7V1B
VRV IV heat pump for indoor installation
4P499898-1B – 2021.12