1.8 hp Kobalt Sparking at start

by Adrian
(Orange County Ca)

When turning on and off the motor sparks at the side ( Kobalt 20 gal, 1.8 hp, 150 max psi ,4.0cfm @ 90psi

Comments for 1.8 hp Kobalt Sparking at start

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Feb 13, 2018
Spark(s)
by: Doug in s.d.ca.

I'd start by checking the start capacitor (and may as well do the run capacitor, too).

It's possible they are ok and the spark is normal, but if it's a big spark, probably the cap is bad, or going bad.

There's a good tutorial here, if you're not familiar with procedure:

https://www.about-air-compressors.com/testing-capacitors.html

Good luck.

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