emmeti XECO Serie Manuel D'installation page 76

1. DESCRIZIONE DEI COMPONENTI 10. MALFUNCTION
Malfunction
NO
Name
1 High pressure protection
Antifreezing
2
protection indoor unit
3 Low pressure protection
High temperature
4 protection of compressor
discharge
5 Overload protection
Abnormal
communication between
6
outdoor unit and indoor
unit
7 Overheat protection
8 Anomaly EEPROM
Reduced frequency for
high
9
temperature
IPM module
Protection anomaly
10
jumper
11 Refrigerant recovery
Abnormal ambient
12 temperature sensor of
indoor unit
76
Display Method of Indoor Unit
Indicator Display ((during
blinking, ON 0.5s and OFF 0.5s)
Display
RUN
COOL
OFF 3s
and
E1
blink 1
times
OFF 3s
E2 and blink
2 times
OFF 3s
E3 and blink
3 times
OFF 3s
E4 and blink
4 times
OFF 3s
and blink
E5
6
times
OFF 3s
and blink
E6
6
times
OFF 3s
and blink
E8
8
times
EE
OFF 3s
and blink
EU
6
times
OFF 3s
C5 e 15
lampeggi
OFF 3s OFF 3s
and blink and blink
F0
1 1
times times
OFF 3s
and blink
F1
1
times
A/C status
HEAT
Cooling and dehumidification:
compressor and outdoor fan stops
while the indoor fan continues to run.
Heating: the entire unit stops.
Cooling and dehumidification:
compressor and outdoor fan stops
while the indoor fan continues to run.
The entire unit stops.
Cooling and dehumidification:
compressor and outdoor fan stops
while the indoor fan continues to run.
Heating: the entire unit stops.
Cooling and dehumidification:
compressor and outdoor fan stops
while the indoor fan continues to run.
Heating: the entire unit stops.
Cooling and dehumidification:
compressor and outdoor fan stops
while the indoor fan continues to run.
Heating: the entire unit stops.
Cooling and dehumidification:
compressor and outdoor fan stops
while the indoor fan continues to run.
Heating: the entire unit stops.
OFF 3s
Cooling and dehumidification:
and blink
compressor and outdoor fan stops
while the indoor fan continues to run.
15
Heating: the entire unit stops.
times
OFF 3s
The entire unit operate normally,
and blink
but the working frequency of the
6
compressor is reduced
times
The entire unit stops.
The system operates in cooling mode.
Cooling and dehumidification:
compressor and outdoor fan stops
while the indoor fan continues to run.
Heating: the entire unit stops.
GB GB
Possible Causes
1. Overabundance of refrigerant;
2. Poor heat exchange (exchanger
dirty or poor air circulation);
3. Ambient temperature too high.
1. Poor heat exchange (exchanger
dirty or poor air circulation);
2. Fan motor unit damaged.
1. Insufficient refrigerant;
2. Refrigerant leakage.
1. Overabundance of refrigerant;
2. Ambient temperature is too high;
3. Poor heat exchange (exchanger
dirty or poor air circulation).
1. Supply unstable voltage;
2. Low supply voltage;
3. Overabundance of refrigerant;
4. Ambient temperature is too high;
5. Poor heat exchange (exchanger
dirty or poor air circulation).
Communication cable is not
connected correctly.
1. Overabundance of refrigerant;
2. Poor heat exchange (exchanger
dirty or poor air circulation);
3. Ambient temperature too high.
Electronic board of outdoor unit
damaged
1. Check the thermal insulation of IPM
module and the radiator (the unit
must be powered off for at least
20 min);
2. Electronic board outdoor unit
damaged.
The jumper on the electronic board
of the indoor unit is not inserted
correctly.
The outdoor unit has received the
signal to enter the function of
"Refrigerant recovery."
1. Loose or bad contact of the
temperature sensor with the
Electronic board;
2. Temperature sensor damaged;
3. Electronic board of indoor unit
damaged.