Daikin EKHWMX500CA [56/68] X errors malfunctions and messages

Daikin EKHWMXB500CA [56/68] X errors malfunctions and messages
8 x Errors, malfunctions and messages
Installation and maintenance instructions
56
Daikin Altherma M ECH
2
O
Solar storage tank with heating controller
008.1446799_00 – 07/2019 – EN
E9048 EA 4-way valve 4-way valve
The following condition occurs for 10 min after operation for 5 min:
Heating: temperature of the condenser negative outlet water tem-
perature < -10 °C
Check the thermistor for the outlet water in the heat exchanger.
Check the thermistor for the refrigerant fluid side.
Check whether the current flow LED flashes at regular intervals.
Check whether the correct replacement part has been installed.
Check whether the outer main conductor plate is receiving a
power supply.
Check the 4-way valve's coil/wiring harness.
Check the 4-way valve's body.
Check for insufficient refrigerant. Perform a leak test.
Check the quality of the refrigerant.
Check the shut-off valves.
Check whether the hydro printed circuit board is being supplied
with voltage.
E9049 F6
high pressure cool-
ing
Temperature sensor on
the evaporator
The temperature measured by the temperature sensor on the fin
heat exchanger exceeds 60
°C
Check whether the installation room meets the regulations.
Check the fan.
Check the fan motor's connection and wiring.
Check the expansion valve.
Check the outer inverter conductor plate.
Check whether the current flow LED flashes at regular intervals.
Check whether the correct replacement part has been installed.
Check whether the outer main conductor plate is receiving a
power supply.
Check the shut-off valves.
Check the heat exchanger.
Check the temperature sensor on the fin heat exchanger.
Check the quality of the refrigerant.
E9050 H0 Comfort Heating Software
Power supply condition malfunction detected before or directly after
the compressor starts up
Check the compressor.
Check the compressor's connection and wiring.
Check the operation of the expansion valve (fluid return flow).
Check the refrigerant filling capacity, and check for leaks.
Check the outer inverter conductor plate.
Check whether the current flow LED flashes at regular intervals.
Check whether the correct replacement part has been installed.
Check whether the outer main conductor plate is receiving a
power supply.
E9052 H8
compressor start-
up
Software
Compressor operating frequency below 55 Hz, voltage below 0.1 V
and input current below 0.5
A
Check the compressor.
Check the compressor's connection and wiring.
Check the operation of the expansion valve (fluid return flow).
Check the refrigerant filling capacity, and check for leaks.
Check whether the power supply meets the regulations. Check
for frequency fluctuations.
Check the outer inverter conductor plate.
Check whether the current flow LED flashes at regular intervals.
Check whether the correct replacement part has been installed.
Code Malfunction /
error message
Component/
Designation
Causes and possible fault elimination
Display Internal

Содержание

Скачать