Carrier 42PQV Owner's Manual

Also see for 42PQV: Installation manual Installation manual Owner's manual

Contents

1242PQVAir conditioner maintenanceCleaning unit coil:It is recommended to clean the coil at least at the beginning of eachcooling season or when necessary; turn the unit off first.• Use a vacuum cleaner or a long-bristle brush to avoid damage tothe coil fins.• Watch the fin edges to avoid injury.• Damage to the fins may cause reduced coil efficiency resulting inincreased running costs. Use of flames, liquid or aerosol solventsmust be avoided. Use of these substances will cause seriousdamage to the panels and electric parts.Before a long shutdown periodClean filters and reposition them in the unit.Keep the unit in operation for half a day in ventilation (fan only)mode in order to dry all the internal parts.Switch the electric mains supply off.Take the batteries out of the controller.Clean indoor and outdoor units.Filter cleaningClean filters in accordance with the actual operatingconditions and times.Lift the front panel and pull the air filters downward.Standard filter cleaningVacuum clean or rinse under running water after using a month.Put the filters back in the correct position.Cleaning of optional filters• Clean photocatalytic filters by washing them under running water(without any detergent) and regenerate them by exposing ithemto sunlight for 6 hours.• Clean active carbon filter by washing with neutral detergent,rinsing and drying under sunlight.• Replace active carbon and photocatalytic filters every two years.• Replace electrostatic filters every three months.• Replace active carbon filter every two years.Washing the front panelLift the front panel up to the top of the unit.Then separate the front panel from the unit.Rinse the panel under running water, and dry it completely in ashaded area.Cleaning, maintenance, before a long shutdown period

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