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Indoor suction temperature - indoor piping temperature is below 4℃.
Indoor temperature and outdoor temperature is 30±5℃.
Remote Control setting 16℃ and Hi Fan Speed.
• During Heating operations:
Indoor piping temperature - indoor suction is under 5℃.
Indoor temperature and outdoor temperature is 20 ± 2℃.
Remote control setting 30℃ and Hi Fan Speed.
b. Control contents
• Compressor stops (and restart after 3 minutes)
• If the conditions above happen 2 times within 20 minutes, the unit will:
- Stop operation
- Timer LED blinks and "F91" indicated
13.2 Protection Control For Cooling and Soft Dry Operation
13.2.1 Outdoor Air Temperature Control
• The compressor operating frequency is regulated in accordance to the outdoor air temperature as shown in the
diagram below.
• This control will begin 1 minute after the compressor starts.
• Compressor frequency will adjust base on outdoor air temperature.
38
25
18
11
Outdoor air temp.( ℃.)
RE9MKE, RE12MKE
13.2.2 Freeze Prevention Control
1 .Frequency of the compressor
For prevention of freezing of the indoor evaporator, the frequency of the compressor will be changed according to
the indoor piping temperature.
2 .Indoor Fan Control
Indoor fan speed changes according to the indoor piping temperature.
13.2.3 Dew Prevention Control
• To prevent dew formation at indoor unit discharge area.
free
37
Free
22
38
26
16
25
18
15
11
8
Outdoor air temp.( ℃.)
9℃.
8℃.
6℃.
0℃.
35
38
free
16
26
37
47
RE18MKE
37
22
15
8
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