Daikin GCU compact Series Installation And Operating Instructions Manual page 32

4 Set-up and installation
Fig. 4-32 Connection diagram of the PCB jumpers and cable col-
ours of the factory-installed connection cables (for le-
gend, see Tab. 4-3)
Installation and operating instructions
32
Connections of the PCB connectors:
J2 3UVB1
J3 AUX connection
J6 Mains connection
J8 Sensors, switching contacts
J9 FlowSensor (FLS1)
J12 3UV DHW
J13 CAN system bus
J14 Circulation pump P
J16 Room thermostat
Cable colours:
bl Blue
br Brown
ye Yellow
gn Green
n.b. Contact not assigned
Mains voltage 230 V, 50 Hz
Tab. 4-3 Legend for Fig. 4-32
INFORMATION
A detailed description of the individual connections can be
found in the Chap. 12.6.
Fig. 4-33 Laying and securing cabling on the storage tank
14 Secure cables leading outdoors to the storage tank
15 Install the cable cover on the back of the controller housing
again.
Floor-standing gas condensing boiler with integrated heat storage
Z
(Fig. 4-33).
Gas Combi Unit
008.1543899_02 – 04/2019 – EN