Possible Causes - emmeti XECO Série Manuel D'installation

9. MALFUNCTION 1. DESCRIZIONE DEI COMPONENTI
Malfunction
NO
Name
35 IPM module protection
Abnormal indoor fan
36
motor
Desynchronization of the
37
compressor
38 Capacitor protection
Abnormal outdoor fan
39
motor
40 High power protection
Indoor unit and outdoor
41
unit unpaired
42 Not Start
Abnormal current
43 phase detected at the
compressor circuit
Abnormal voltage drop
44
for bus-bar DC
Display Method of Indoor Unit
Indicator Display ((during
blinking, ON 0.5s and OFF 0.5s)
Display
RUN
COOL
OFF 3s
and blink
H5
5
times
OFF 3s
and blink
H6
11
times
H7
HC
OFF 3s
and blink
L3
23
times
OFF 3s
and blink
L9
20
times
OFF 3s
and blink
LP
19
times
LC
U1
U3
A/C status
HEAT
Cooling and dehumidification:
compressor and outdoor fan stops
while the indoor fan continues to run.
Heating: the entire unit stops.
The entire unit stops.
OFF 3s
Cooling and dehumidification:
and blink compressor and outdoor fan stops
7 while the indoor fan continues to run.
Heating: the entire unit stops.
times
During the cooling and dehumidifica-
OFF 3s tion, the compressor
and blink stops, while the indoor unit fan conti-
6 nues to operate.
times In the heating mode, the entire unit
stops.
The compressor stops.
The compressor stops and the fan
of the outdoor unit stops 30 seconds
later, after 3 minutes the compressor
and the fan re-start
The compressor and the DC motor of
the outdoor unit can not work
OFF 3s
Cooling and dehumidification:
and blink compressor and outdoor fan stops
while the indoor fan continues to run.
11
Heating: the entire unit stops.
times
OFF 3s
Cooling and dehumidification:
and blink compressor and outdoor fan stops
while the indoor fan continues to run.
13
Heating: the entire unit stops.
times
OFF 3s
Cooling and dehumidification:
and blink compressor and outdoor fan stops
20 while the indoor fan continues to run.
Heating: the entire unit stops.
times
GB GB

Possible Causes

1. Voltage between L and N on the
terminal differs from 210 to 250
VAC;
2. Compressor wiring loose or sliced ;
3. Compressor damaged;
4. Overabundance or insufficent
refrigerant;
5. High load or insufficient heat
exchange.
1. Motor wiring loose or sliced ;
2. Motor blocked;
3. Motor damaged;
4. Electronic board damaged.
1. Voltage between L and N on the
terminal differs from 210 to 250
VAC;
2. Compressor wiring loose or sliced ;
3. Compressor damaged;
4. Redundancy or failure of
refrigerant;
5. Poor heat exchange (exchanger
dirty or poor air circulation).
1. Voltage between L and N on the
terminal differs from 210 to 250
VAC
2. Wiring loose or sliced (the unit
must be powered off for at least
20 minutes before checking the
wiring);
3. Capacitor damaged;
4. Electronic board damaged.
1. Motor wiring loose or sliced ;
2. Motor blocked;
3. Motor damaged;
4. Electronic board damaged.
Power consumption high
Indoor unit and outdoor unit unpaired
1. Rispect time of the compressor;
2. Compressor wiring loose or sliced ;
3. Compressor damaged;
1. Voltage between L and N on the
terminal differs from 210 to 250
VAC;
2. Compressor wiring loose or sliced ;
3. Compressor damaged;
4. Electronic board damaged.
1. Voltage between L and N on the
terminal;
2. Electronic board damaged.
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