Panasonic CS-D34DTQ Service Manual

Also see for CS-D34DTQ: Operating instructions

Contents

Panasonic CS-D34DTQ Service Manual Manual pdf 33 page image

339.5.5. Dew Form Prevention Control• During Cooling Operation, dew form prevention control activates if:- Indoor temperature falls between 24ºC and 30ºC.- Compressor and thermostat is ON.- Indoor fan speed is Low speed.- Setting temperature is less than 25ºC.• During dew form prevention control, the louver is fixed at 30º.• Outdoor fan speed changes according to outdoor pipe temperature.• Dew form prevention control cancel when:- Any one of the condition above does not comply.- During Outdoor Fan operates at Hi speed, the outdoor pipe temperature is more than 58ºC.9.5.6. Louver Control• Louver angle could be set by using remote control.• When power is on, louver start initializing toward to closeDirection.• During operation, stopping, thermostat off condition, louver angle is shown in the table below.9.5.7. Outdoor Fan Control• Outdoor fan speed changes according to outdoor pipe temperature.• The fan speed is control by the timing of turning the outdoor fan ON and OFF within an interval.• There unit compares current temperature (T2) with previous (2 seconds before) temperature (T1) and decides the outdoor fanON time (X).Outdoor fan ON time (X) is a variable with the range of 200ms to 1600ms or continuously ON.• Every 2 minutes, the outdoor pipe temperature is detected and the outdoor unit fan speed is changed automatically.9.5.8. Outdoor Fan Remaining Heat Removal Control• When compressor stop, outdoor fan operates at High speed for 1 minute to remove the remaining heat.Remote controller setting Manual AutoOperation mode DisplayCooling / Fan Normal 20° 35° 50° 70° 20° - 70°Thermostat off 20° 35° 50° 70° 20° - 70°Soft Dry Normal 20° 35° 50° 70° 20° - 70°Thermostat off 20° 35° 50° 70° 20° - 70°Operation mode judge 20° 35° 50° 70° 20°Stop mode 70°Judgement Outdoor fan ON time (X)45°C T2 X = X + 100ms40°C T2 45°C & T2 T1 X = X + 50ms40°C T2 45°C & T2 T1 X = X35°C T2 40°C X = X30°C T2 35°C & T2 T1 X = X - 50ms30°C T2 35°C & T2 T1 X = XT2 30°C X = X - 50ms