Backup Heater; Built-In Backup Heater - Daikin altherma 3 M Service Manual

3 | Components
To install the 4-way valve coil

3.3 Backup heater

3.3.1 Built-in backup heater

Checking procedures
Service manual
104
9 Perform a pressure test, see
10 Add refrigerant
4
procedures" [ 291].
1 Install the 4‑way valve coil on the 4‑way valve body.
a Screw
b 4‑way valve coil
c 4‑way valve body
2 Install and tighten the screw to fix the 4‑way valve coil.
3 Route the 4‑way valve coil harness towards the appropriate PCB.
4 Connect the 4-way valve connector to the appropriate PCB.
WARNING
When reconnecting a connector to the PCB, make sure to connect it on the correct
location and do NOT apply force, as this may damage the connector or connector
pins of the PCB.
5 Fix the 4‑way valve coil harness using new tie straps.
Is the problem solved?
Yes
No
INFORMATION
It is recommended to perform the checks in the listed order.
"4.2.1 Checking
to the refrigerant
c a b
Action
No further actions required.
Return to the troubleshooting of the
specific error and continue with the
next procedure.
4
procedures" [ 286].
circuit, see "4.2.2 Repair
EBLA09~16DA + EDLA09~16DA
Daikin Altherma 3 M
ESIE20-06A – 2021.03