3
|
Components
Service manual
89
EBLA09~16DA + EDLA09~16DA
Daikin Altherma 3 M
ESIE20-06A – 2021.03
a
b
c
a
Water inlet
b
Domestic hot water exit
c
Space heating exit
INFORMATION
The configuration of the 3‑way valve done by the installer may differ from the
configuration shown in this procedure.
2
Use a contact thermometer to measure the temperature at the 3‑way valve
water inlet, the domestic hot water exit and the space heating exit.
Exit
Temperature
Domestic hot water
Same as the 3-way valve inlet
Space heating
"Much" lower than the 3-way valve inlet
3
Manually put the 3‑way valve in the space heating position by rotating the
3‑way valve knob.
4
Use a contact thermometer to measure the temperature at the 3‑way valve
water inlet, the domestic hot water exit and the space heating exit.
Exit
Temperature
Domestic hot water
"Much" lower than the 3-way valve inlet
Space heating
Same as the 3-way valve inlet
Both temperature checks performed
above are correct?
Action
Yes
Install a new 3-way valve motor, see
89].
No
Replace the valve body, see
89].
3.1.2 Repair procedures
To remove the 3-way valve motor
Prerequisite:
Stop the unit operation via the user interface.
Prerequisite:
Turn OFF the respective circuit breaker.
1
Remove the required plate work, see
2
Disconnect the 3‑way valve motor wiring from the wire terminal X2M.
3
Route the 3‑way valve motor harness through the grommet in the switch box.
Summary of Contents for ALTHERMA
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