Daikin altherma 3 M Service Manual page 319

EBLA09~16DA + EDLA09~16DA
Daikin Altherma 3 M
ESIE20-06A – 2021.03
English
Only for external sensor (floor/ambient) Only for external sensor (floor or
Only for heat pump convector
Only for wired On/OFF thermostat
Only for wireless On/OFF thermostat
Hydro module — Integrated backup heater
Translation of text on wiring diagram:
English
(1) Connection diagram
For internal BUH option
Hydro
Outdoor
SWB2
(2) Notes
X1M
X2M
X4M
X5M
X9M
X10M
1
(3) BUH switch box
SWB1
SWB2
SWB3
(4) Legend
A1P
A4P
A8P
6
Translation
ambient)
Only for heat pump convector
Only for wired ON/OFF thermostat
Only for wireless ON/OFF thermostat
Translation
(1) Connection diagram
For models with integrated backup
heater
Hydro module
Outdoor
Hydro switch box 2 (right side)
(2) Notes
Terminal (main)
Terminal (field wiring for AC)
Terminal (booster heater power supply)
Terminal (field wiring for DC)
Terminal (integrated backup heater
power supply)
Terminal (Smart Grid)
Earth wiring
Field supply
Several wiring possibilities
Option
Wiring depending on model
Switch box
PCB
(3) Backup heater switch box
Hydro switch box 1 (front side)
Hydro switch box 2 (right side)
Hydro switch box 3 (behind SWB2)
(4) Legend
*: Optional; #: Field supply
Main PCB
* Digital I/O PCB
* Demand PCB
Technical data
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Service manual
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