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Maintenance Schedule
Monthly
(or quarterly depending on experience with individual space)
✓
Check filter and drain trap – clean if needed.
✓
Check for noise or vibration.
✓
Check for short-cycling of the unit – a turning on and off of the compressor unit
more than eight times/hour.
Yearly
(in addition to monthly)
✓
Replace filters if worn or plugged beyond cleaning.
✓
Check evaporator and condenser coils for dirt – use a vacuum with a brush
attachment to clean the coils.
✓
Clean condensate pan under the evaporator coil by flushing. Be careful to keep the
drain pans clear of any and all debris.
✓
Inspect cabinet for corrosion or rusting – clean and paint.
✓
Inspect for dirt buildup on or inside the unit. Clean unit by vacuuming or wiping it
down.
✓
Check for loose insulation, fasteners, gaskets or connections.
✓
Check the wiring connections and integrity or cords.
✓
Examine ducts for any cracks or breach.
✓
Maintenance per manufacturer’s instructions