DIY Mini Split Install: 3 Regrets After 1 Year of Use

A video on YouTube. In DIY & Home Repair, a Krater category.

Summary by Krater

The creator shares his top three regrets after a year of using a DIY mini split air conditioner installation. He discusses regrets with line covering tape, electrical wire sizing, circuit breaker selection, and coil orientation, concluding that the unit is reliable and performs well as both an air conditioner and heater.

From the video

Answers: What are the common regrets when doing a DIY mini split air conditioner installation?

mini split air conditioner DIY installation
line covering UV fading
electrical wiring for mini split systems
circuit breaker sizing
mini split coil orientation

What it concludes

Using line covers prevents UV fading and looks more professional on a DIY mini split installation.
Using 12 AWG THHN wire instead of Romex inside EMT conduit is the proper electrical method for mini split installations.
Matching the circuit breaker to the manufacturer's specified amperage, such as a 15 amp breaker, avoids improper power configuration.
Laying copper coils horizontally prevents liquid and oil pooling for more efficient long-term operation.
The TOSOT mini split unit showed zero functionality or reliability issues after one year of use.

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