Daikin EBLA16DA3V3 Service Manual

3 | Components
Service manual
86
EBLA09~16DA + EDLA09~16DA
Daikin Altherma 3 M
ESIE20-06A – 2021.03
3 Components
CAUTION
When replacing a component ALWAYS make sure the correct spare part for your unit
is installed.
3.1 3-way valve
3.1.1 Checking procedures
INFORMATION
It is recommended to perform the checks in the listed order.
To perform a mechanical check of the 3-way valve
Prerequisite: Stop the unit operation via the user interface.
Prerequisite: Turn OFF the respective circuit breaker.
Prerequisite: Remove the required plate work, see "3.17Plate work"[4230].
1 The 3‑way valve knob MUST be fully pressed (= motor control). If NOT fully
pressed, press the 3‑way valve knob.
2 The 3‑way valve knob MUST be in domestic hot water or space heating
position, NOT in intermediate position. If in intermediate position, put the
3‑way valve switch in domestic hot water or space heating position.
Is the problem solved? Action
Yes No further actions required.
No Perform an electrical check of the 3-way
valve, see "3.1.1Checking
procedures"[486].
To perform an electrical check of the 3-way valve
Prerequisite: First perform a mechanical check of the 3-way valve, see
"3.1.1Checking procedures"[486].
1 Turn ON the power of the unit.
2 Activate DHW operation via the user interface.
3 Measure the voltage on connector X2M pin 13 and pin 14a.
Result: The measured voltage MUST be 230VAC.
4 Measure the voltage on connector X2M pin 13 and pin 12.
Result: The measured voltage MUST be 230VAC.
5 De-activate DHW operation and activate Space operation via the user
interface.
6 Measure the voltage on connector X2M pin 13 and pin 14a.
Result: The measured voltage MUST be 230VAC.
7 Measure the voltage on connector X2M pin 13 and pin 12.
Result: The measured voltage MUST be 0VAC.

Daikin EBLA16DA3V3 Specifications

General

Brand	Daikin
Model	EBLA16DA3V3
Category	Heat Pump
Language	English