Acson international AMAC40C Technical Manual
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56CONTROL OPERATION GUIDEThe unit is equipped with a microprocessor controller board. The microprocessor contorller is provided togive temperature control for the system by accurately measuring the ambient temperature, and controllingthe water entering and water leaving temperature. The temperature setting in teh unit is preset in thefactory. It is not recommended to chage the setting unless necessary. A wired contoller handset is con-nected to the microprocessor board. Every parameter setting and reading can be observed from the LCD ofthe handset.1. Handset locationThe handset is located on a metal bracket behind the right door panel.2. LED Display (microprocessor board)The keypad LED will light up when the unit is turned on.3. LCD display (contoller handset)During normal operations, the LCD can display the entering water temperature, the leaving watertemperatur, the entering water setpoint temperature, compressor on or off status and outdoor airtemperature. When malfunctioning occurred, the LCD would blink. The display would show the faultyparameter and the date and time of the occurance.4. Controller functioning specificationThere is a 3 minute delay for the compressor and fan motor to restart (default setting). During defrost-ing,fan motor is not running. |
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This manual is suitable for:
A4AC100CA4AC100CRA4AC120CA4AC120CRA4AC150CA4AC150CRA4AC20CA4AC25CA4AC30CA4AC40CA4AC50CA4AC60CA4AC60CRA4AC80CA4AC80CRA5AC20CRA5AC25CRA5AC30CRA5AC40CRA5AC50CRA5AC55CRAMAC100CAMAC100CRAMAC120CAMAC120CRAMAC150CAMAC150CRAMAC20CAMAC20CRAMAC25CAMAC25CRAMAC30CAMAC30CRAMAC40CAMAC40CRAMAC50CAMAC50CRAMAC60CAMAC60CRAMAC80CAMAC80CR
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