Control board diagnostics

A refrigerator main control board pulled for bench diagnostics — testing relays and power stages to confirm exactly what failed before ordering a replacement part.

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Job details

What this job involved.

EquipmentRefrigerator main control board
Service typeElectrical diagnostics
LocationShop bench

Related: Refrigerator repair

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Three views documenting rooftop equipment and an open compressor compartment.

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Suction pulled into a vacuum while the head held 168 psi — the signature of a blocked line.

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