2
|
Components
Service manual
54
ATXP20~35 + FTXP20~71 + ARXP20~35 + RXP20~71
Split Comfora R32
ESIE18-01C – 2020.07
a
a
Compressor wire terminals cover
9
Add
refrigerant
to
the
refrigerant
circuit,
see
10
Install the compressor insulation, see
Is the problem solved?
Action
Yes
No further actions required.
No
Return to the troubleshooting of the
specific error and continue with the
next procedure.
2.3 Expansion valve
2.3.1 Checking procedures
INFORMATION
It is recommended to perform the checks in the listed order.
To perform a mechanical check of the expansion valve
Prerequisite:
Power OFF the unit for 3 minutes. Then turn ON the unit and listen to
the expansion valve assembly. If the expansion valve does NOT make a latching
sound, continue with the electrical check of the expansion valve, see
Prerequisite:
Stop the unit operation via the user interface.
Prerequisite:
Turn OFF the respective circuit breaker.
Prerequisite:
Remove the required plate work, see
1
Remove the expansion valve insulation and visually check:
▪
For oil drops around the expansion valve. Locate and fix as necessary.
▪
Pipes for signs of damage. Replace pipes as needed.
▪
Coil wires for signs of damage. Replace expansion valve coil as needed. See
57].
2
Remove the expansion valve coil from the expansion valve body, see
Содержание Split Comfora R32
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