Error code reference

Samsung Heat Pump Error Code E283

SUMP TEMP FIXED 2 sensor error (OPEN/SHORT) - detected when outdoor temp over -10°C; error level: over 4.95V (-30°C), below 0.5V (151°C).

SourceSamsung Heat Pump - Troubleshooting Guide: Outdoor Unit Error Codes (RMBH100GAM0SER)p. 220

Samsung codes Samsung heat pump codes

Diagnostic procedure

The full E283 procedure

Step 1 is visible so you can confirm you are on the right page. The remaining steps, the ones that tell you whether to actually replace a part, unlock with any pass.

MyPros+ · DiagnosticsStep 1 preview

First diagnostic step

Check sensor connector; measure resistance and compare to table.

SourceSamsung Heat Pump - Troubleshooting Guide: Outdoor Unit Error Codes (RMBH100GAM0SER)p. 220

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More steps, wiring diagram references, and verified part numbers

Includes expected resistance and voltage values, connector pinouts, and supersession notes for replacement parts.

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Where this code is documented

3 manuals in the MyPros+ library document this code for Samsung heat pump.

Models covered by the manuals that document this code

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The full E283 procedure

Where this code is documented

Models covered by the manuals that document this code

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