Airwell AWPO-MAF009-C11, Service Manual

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ELECTRONIC FUNCTION
Portable MAF 11 Version - 0
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7 Electronic function
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7.1 Terms and definitions
TC: Temperature of evaporator (T2).
TA: Temperature of indoor ambient (T1).
TS: The set temperature.
TE: Temperature of condenser (T3)
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7.2 Electric Control working environment
Input voltage: 97~127V for 60Hz models;
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7.3 Protection function
7.3.1 The compressor functions protection with a delay of three minutes.
7.3.2 Sensor protection at open or short circuit.
7.3.3 Evaporator anti-icing protection at cooling mode.
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7.4 Fan-only mode function requirement
7.4.1. The compressor and outdoor fan are OFF at Fan-only mode (except P1 protection).
7.4.2. The speed of indoor fan can be optionally chosen as High/Mid/Low.
7.4.3. The TS can
’t be controlled, and the LED displays as T1.
7.4.4. The ION/TIMER functions are valid at the fan-only mode.
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7.5 Cooling mode function requirement
7.5.1. The speed of indoor fan can be optionally selected as High/Mid/Low.
7.5.2. The outdoor fan will be turned on as soon as the unit being on cooling mode.
The operation of outdoor fan is according to the compare of TA and TS when the water level is
below to switch 1. If not, the outdoor fan doesn
’t work.
7.5.3. The compressor operates as below: