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When the machine is running and ΔT(=room temp. – setting temp.) changes, the frequency of compressor will
rise or descend a grade (7 minutes after starting).
After start, if ΔT stays in a zone for 3 minutes, the frequency will change as follow:
Zone A : Current frequency rise a grade till the maximum grade.
Zone B: Elevate or keep or descend the frequency of compressor.
Zone H: Compressor stops after running as the minimum frequency for 60 minutes or ΔT is less than -2ć.
8.5.2 Indoor heat exchanger anti-freezing function.
If T2 is lower than 0ć, the compressor stops and resumes when T2>5ć.
8.5.3 Outdoor unit current control in cooling mode
8.5.4 Rating capacity test function
1) Set the indoor unit with remote controller as : high fan, 17ć in cooling mode, then press “TURBO” button
on controller 6 times or more within 10 seconds(make sure indoor unit receives these signals), the machine
will turn into rating capacity test mode, the buzzer will make a “di” sound for 2 seconds continuously. Also,
indoor fan will change to rating speed, the frequency of compressor will be fixed as rating value. Any condition
of above is not satisfied, the machine can not be turned into rating capacity test mode.
2) The machine will quit from the rating capacity test mode if running for 5 hours or changing fan speed or
setting temperature.
8.5.5Turbo function(press the “TURBO” button on remote controller)
Elevate current frequency to a higher grade. Indoor fan turns to turbo speed.
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