PSA: I sprayed contact cleaner on a control board instead of isopropyl and it actually fixed the thing

Jordan Reed · 2026-09-18T10:25:02.678269+00:00

Had a Whirlpool washer with a flaky relay, no IPA in the van so I grabbed the CRC QD contact cleaner at 2am on a Tuesday. Board's been running fine for 3 weeks now, but I'm wondering how long that lasts before it eats the conformal coating, anybody got horror stories?

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PSA: I sprayed contact cleaner on a control board instead of isopropyl and it actually fixed the thing | Appliance Repairers - Librear