Wiring Diagram; Wiring Diagram: Indoor Unit - Daikin EGSQH10S18AA9W Installer's Reference Manual

14.5

Wiring diagram

14.5.1

Wiring diagram: Indoor unit

See the internal wiring diagram supplied with the unit (on the inside of the indoor unit switch box cover). The abbreviations used are listed
below.
Position in switch box
A1P
A4P TR1
A8P
X5M X7M X2M
X6Y
A9P
A10P
User installed options:
Remote user interface
External indoor thermistor
Digital I/O PCB
Demand PCB
Brine pressure switch connection kit
Main leaving water temperature:
On/OFF thermostat (wired)
On/OFF thermostat (wireless)
External thermistor on On/OFF thermostat (wireless)
Heat pump convector
Additional leaving water temperature:
On/OFF thermostat (wired)
On/OFF thermostat (wireless)
External thermistor on On/OFF thermostat (wireless)
Heat pump convector
EGSQH10S18AA9W
Daikin Altherma ground source heat pump
4P351748-1D – 2016.02
K1M
K2M
K6M
K5M
Q1L
F1B
X1M
L3R
L2R
L1R
14 Technical data
Installer reference guide
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