Step 1 disconnect your swamp cooler from the power source and turn off the water.
Swamp cooler cleaning solution.
To use most cleaner products you pour a measured amount of cleaner directly into the water in the evaporative cooler pan then you run the cooler on pump mode for about 20 minutes.
To clean your swamp cooler take it apart and clean the inside and water reservoir check the mechanical parts and change the pads.
The scale and minerals will get washed out into the pan.
Cleaning your swamp cooler regularly will help reduce the caustic effects of mineral buildup and keep your unit running smoothly.
The especial oils that you are emphasizing to use makes the bacteria grow and reproduce faster.
As the water evaporates into the air it leaves behind mineral deposits that can interfere with the unit s efficiency.
This method of cooling saves more energy than using an air conditioner.
The way you clean and make the swamp cooler smell better according to you is just masking the bad bacteria growing in there.
Evaporative coolers must be cleaned periodically to prevent the buildup of many mineral deposits.
Drain the swamp hopefully your evaporative cooler s water tank was emptied and carefully dried before you turned it off for the season last year.
You should clean your unit at least once each year.
Swamp coolers provide cool air through water evaporation.