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Refrigerator Diagnostics (Digital/Analog) | Step-by-Step Guides

Does your fridge power on but not cool, build up ice, or make strange noises? This tool guides you by real symptoms and leads you to a step-by-step solution, distinguishing between digital and analog models.

Start by typing the symptom (for example: "not cooling", "heavy frost", "intermittent noise") and choose the fridge type. We’ll show the right guide with simple and safe checks.

Our guides are designed for technicians and DIYers with basic knowledge: they include reference measurements, a safety checklist, and the most likely faults ordered by simplicity and cost.

The digital path covers control boards, sensors (NTC), on-screen error codes, and PWM-controlled fans. The analog path focuses on thermostats, bimetals/defrost, compressor PTC/relay, and wiring.

Before opening the fridge: unplug it, wear gloves, and work in a ventilated area. If you’re not comfortable with electricity or soldering, seek a qualified technician.

If your symptom doesn’t appear or the steps didn’t fix it, you can leave feedback so we can improve the guide and prioritize new solutions (by brand and model).

Each guide includes a “quick diagnosis”: initial checks (power, thermal protector, fans, continuity) that resolve a large share of common cases.

When required, you’ll see reference values (ohms, voltage, continuity) and photos/diagrams. This reduces mistakes and avoids replacing parts unnecessarily.

Keep in mind that refrigerant leaks or a clogged capillary require specific tools and certifications. In those cases, we recommend professional service.

Start now: type your symptom, choose the fridge type, and open the suggested guide. We’ll keep publishing new questions and solutions to cover more brands and models.

Mosan Multiverso
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