Other Functions - Midea MFJ-24ARN1-QB8 Technical & Service Manual

7.3.6 Auto Mode
7.3.6.1 Under auto mode, the indoor fan is set to be auto.
7.3.6.2 When entering auto mode, the heating, fan only or cooling operation will be
automatically chosen according to the room temperature T1 and the set
temperature Ts.
Condition
T1-Ts>1° C
-1° C< T1-Ts<1° C
T1-Ts<-1° C
7.3.6.3 After one mode is chosen, if the condition lasts for 15 minutes, meanwhile the
compressor doesn't start up within consecutive 15 minutes, the operation mode
will be re-chosen according to the T1and Ts.
7.3.6.4 If certain condition is met, then the corresponding protective function will be
executed.
7.3.7 Fan Only Mode
7.3.7.1 Under this mode, four-way valve, compressor and outdoor fan are shut down.
7.3.7.2 High/Low/Auto fan can be switched over through manual control. Auto fan will
be controlled in line with cooling auto fan with temperature set to be 24C.

7.4 Other Functions

7.4.1 LCD display
Mode, Set temp.,fan speed, time, timer, protection etc.
7.4.2 Timer
The machine should be provided with max. Interval of 24h and min. resolution ratio of 15
minutes.
Mode
Cooling
Fan
Heating(fan for cooling only type)
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Electronic function