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Technical data
Service manual
284
EBLA04~08E + EDLA04~08E
Daikin Altherma 3 M
ESIE22-09 – 2022.05
English
Translation
*: Optional; #: Field supply
A1P
Main PCB
A2P
* ON/OFF thermostat (PC=power circuit)
A3P
* Heat pump convector
A4P
* Digital I/O PCB
A8P
* Demand PCB
A11P
MMI (= standalone user interface
delivered as accessory) – Main PCB
A13P
* LAN adapter
A14P
* User interface PCB
A15P
* Receiver PCB (wireless ON/OFF
thermostat)
CN* (A4P)
* Connector
DS1 (A8P)
* DIP switch
E*P (A9P)
Indication LED
F1B
# Overcurrent fuse backup heater
F2B
Overcurrent fuse booster heater
F1U, F2U (A4P)
* Fuse 5 A 250 V for digital I/O PCB
K1A, K2A
* High voltage Smart Grid relay
K1M
Contactor backup heater
K3M
* Contactor booster heater
K*R (A4P)
Relay on PCB
M2P
# Domestic hot water pump
M2S
# 2-way valve for cooling mode
M3S
* 3-way valve for floorheating / domestic
hot water
M4S
* Valve kit
PC (A15P)
* Power circuit
PHC1 (A4P)
* Optocoupler input circuit
Q2L
* Thermal protector booster heater
Q4L
# Safety thermostat
Q*DI
# Earth leakage circuit breaker
R1H (A2P)
* Humidity sensor
R1T (A2P)
* Ambient sensor ON/OFF thermostat
R1T (A14P)
* Ambient sensor user interface
R2T (A2P)
* External sensor (floor or ambient)
R5T
* Domestic hot water thermistor
draft – 31/05/2022 15:53
Summary of Contents for EBLA04E V Series
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