Carrier 42GWC004-3 Installation Manual

Contents

Carrier 42GWC004-3 Installation Manual Manual pdf 17 page image

42 GWGB - 16Maintenance and owner's guideMaintenanceCleaning and maintenance operations must be carried out byspecially trained personnel.Before performing any service or maintenance operations,turn OFF the main power switch.To open the unit grille:Turn the two screws through 90° (1/4 turn).Filter cleaningClean filters in accordance with the actual operatingconditions and times (approximately every 6 months).• The acrylic air filter is washable in water.Electrostatic and active carbon filters (which can be used onthe unit) are not washable but must be replaced.Extract the filter.First vacuum clean the filter, then wash under tap water andfinally dry.Replace the filter in the correct position.Prolonged shutdown:• Before starting the air conditioner:- clean or replace the unit air filters.- check and clean the drain pan and the condensate discharge ofthe unit- check tightness of electric connections.Additional maintenance• The electric panel is easily accessible by removing the coverpanel.The inspection or replacement of internal components such as:fan motor, coil, condensate discharge pump, float switch, electricheater (if fitted), involve the removal of the condensate drain pan.Condensate drain pan removal• During the removal operation of the condensate drain panprotect the floor with a plastic sheet under the unit.• Remove the frame-grille assembly by loosening the screws;drain the condensate water contained in the drain pan intoa bucket of at least 10 litres capacity, using the specialdrain with a rubber plug.• Remove the electrical panel cover and disconnect the electricconnections, connectors C V , C G , C P and the yellow-greenground wire (see drawing in “electrical connections”section).• Remove the four fixing screws on the side of the drain pan andcarefully remove the condensate drain pan.Guide for the ownerWhen installation and tests are completed instruct the Owner on themain operating modes of the air conditioner, such as:• Turning the unit ON and OFF.• Changing the operation modes.• Temperature selection.Leave the installation manual with the owner for future use dur-ing maintenance operations or for any other needs.Acrylic fibre

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