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Asked by: Ilarion Wittkop
home and garden indoor environmental qualityWhat kind of oil do you use in a condenser fan motor?
I recommend yearly lubricating your condenser fan motor's sleeve bearings with an ISO 32 turbine oil. Top lubricants would be Amsoil's RCH Series, Synthetic RC Series Rust & Oxidation/Antiwear Gear, Bearing, and Hydraulic Oil, or Exxon Mobil's SHC624 Synthetic Motor Lubricant.
In this way, what type of oil does AC fan motor take?
Use a high-quality oil designed for high-speed motor shafts and bearings. Do not use oil containing a detergent, such as automotive motor oil. Detergent is bad for the bearings of fan motors.
In this manner, how do you lubricate a fan?
- Remove the front grill of the fan.
- Lay the fan down on a flat surface with the exposed face up.
- Apply a light nondetergent household oil that is SAE20.
- Spray the shaft carefully with lightweight lubricant.
- Reassemble the fan and test.
- Remove the front blade guard by prying off the clips or removing the screws.
When your air conditioner's fan motor breaks, it will typically cost about $300 to $600 to replace. It's imperative to get this fixed quickly, since without a working fan motor your air conditioner's compressor can be the next domino to tumble. Its repair is even more significant — usually running closer to $2,000.