Repair Procedures - Daikin altherma 3 M Service Manual

3 | Components

3.22.2 Repair procedures

To remove the water flow sensor wiring harness
To install the water flow sensor wiring harness
To remove the water flow sensor
Service manual
270
Prerequisite: Stop the unit operation via the user interface.
Prerequisite: Turn OFF the respective circuit breaker.
Prerequisite: Remove the required plate work, see
1 Disconnect the connector from the water flow sensor.
2 Disconnect the other end of the wiring harness from the hydro PCB.
3 Cut all tie straps that fix the wiring harness, and remove the wiring harness
from the unit.
4 To install the water flow sensor wiring harness, see
4
procedures" [ 270].
1 Connect the wiring harness to the connector X4A on the hydro PCB.
2 Route the wiring harness towards the water flow sensor and connect the
wiring harness to the water flow sensor.
3 Fix the wiring harness using new tie straps.
Is the problem solved?
Yes
No
Prerequisite: Stop the unit operation via the user interface.
Prerequisite: Turn OFF the respective circuit breaker.
1 Remove the required plate work, see
2 Drain the water circuit, see
3 Loosen the water flow sensor connector nut.
a Water flow sensor connector nut
b Clip
c Water flow sensor
4 Unplug the water flow sensor harness from the water flow sensor.
"3.17 Plate
Action
No further actions required.
Return to the troubleshooting of the
specific error and continue with the
next procedure.
"3.17 Plate
"4.3.2 Repair procedures" [
a
b
c
b
4
work" [ 230].
"3.22.2 Repair
4
work" [ 230].
4
302].
EBLA09~16DA + EDLA09~16DA
Daikin Altherma 3 M
ESIE20-06A – 2021.03