Carrier 50CO Series Installation, Operation And Maintenance Instructions

Also see for 50CO Series: Installation, operation and maintenance instructions

Contents

Carrier 50CO Series Installation, Operation And Maintenance Instructions Manual pdf 26 page image

13 - MAINTENANCEFor filters for sizes W115- - Unscrew the clamps on the bottom part of the filter (close-up A)- Release the filter by pulling up the tab on the top part of the filter (close-up B)Replace the used filters by new filters. Take care to note the direction of air flow indicated on the new filters.Always make sure that the filter elements are properly positioned before compressing them or switching the unit back onDetail ADetail B13.2 - Cooling coilFrequency of servicingAs the cooling coil is protected by a filter, its air circuits require very little maintenanceAlways cut the power supply to the unit before any cleaning operations.13.3 - Electric heaterFrequency of servicingThe electric heater requires very little maintenance. However, the following checks are necessary:Visually inspect the heating elements, wires and connection cables after every 1500 hours of operation.Check and retighten the connections once or twice a year.Sizes W40 to W100 Size W115Side doorElectric heaterBB To remove the heaters- Unscrew the screw and remove the washer, and push the pin backwards to release it from its housing. Carry out this procedurein reverse when refitting.The electric heater is located behind the exchanger (chilled water coil or direct expansion coil).Open the side door to access it. Clean using an air nozzle.26