AS24GS1/2ERA 1U24GS1ERA-SM Function and Control
Domestic Air Conditioner
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5.2.6.6 The frequency limitation of modification rate
In the field which is controlled by high frequency, if the modification rate is not high enough, the
control-driven on chip will enter into weak magnetic control, this will help to relieve the problem of
modification rate. If during the course of weak magnetic control, the modification rate is still not high
enough, enter into the control of decreasing frequency until the alarm of modification rate is relieved.
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5.2.6.8 Temperature protection of the outdoor refrigerating coil
When the defrosting temperature and the sensor’s temperature are higher than 65ć, the frequency of
the compressor decreases 1hz/10seconds. Keep the frequency until it decreases to the lowest
frequency. When the temperatures are lower than 65 and higher than 60 , keep the frequency of ćć
the compressor. When the temperatures are lower than 60 , relieve the defrosting temperature ć
protection.
5.2.6.9˖Malfunction display and malfunction handling
a)ǃFor the complete appliance’s malfunctions˖Annex 2
If there’s malfunction with the outdoor unit, the light of the outdoor unit will flash and its frequency is
1HZ, the number of times is according to the table, when a round of flashing is finished, the light
shoud be off for 5 seconds.
b)ǃFor the units’ malfunctins˖Annex 1
If there’s malfunction with the units, this will not affect the run of the complete appliance, but this can
be displayed by the malfunction light, the light flashing frequency is 0.5HZ, the number of times is
according to the malfunction table of the indoor units. When a round of flashing is finished, the light
shoud be off for 10 seconds. Then report according to the order : unit A→unit B→unit C→unit D, that
is, if there’s malfunction with several units, then just report the indoor unit with the highest priority level.
Among the unit malfunctions, the priority level of the communication malfunction is the highest, for
others, that appears first will have the priority.
Remarks: in 3 minutes when the compressor stops, the units’ malfunctions are not displayed; the
complete appliance’s malfunctions are prior to the units’ malfunctions.
Annex 1˖Malfunction codes of the whole unit
Remarks: under the mode of refrigeration, the malfunctions of each unit’s thin pipe temperature
sensor are not reported, under the mode of heating, the malfunctions of each unit’s thick pipe
temperature sensor are not reported.
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