At least once a year or more frequently as needed
Check or replace the air filter.
Once a year
We recommend the following annual checks.
Check that the fans are working (by listening to check if they are turning).
Check the working hours of any component inside. See time-to-change limits table below.
External humidity sensor should be calibrated or replaced (with calibrated instrument).
Check the inside of the cabinet for any signs of dirt or corrosion. Check that the drive belt for the rotor
is still tight and that no parts of it are too worn or close to the breaking point.
Check that the insulation on all electrical cables is intact, with no mechanical or heat damage.
Check that the insulation on the electric heater is intact.
Check that all cables attached to the dehumidifier are properly attached and all components are intact.
Test that all electric components are working as intended – for example by following the instructions in
section 4.2 HOW TO COMMISSION THIS DEHUMIDIFIER.
Table 1 Time-to-change limits
Depends on the working environment.
Specified for 8,700 hours under normal conditions
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