Error code reference

Samsung Heat Pump Error Code E5

Setting error of option switch for peripheral equipment control - option switch setup error when wired remote control address differs from indoor unit RMC address.

SourceSamsung Heat Pump - Service Manual: Troubleshooting Guide (AVMBH020CA0XAG)p. 265

Samsung codes Samsung heat pump codes

Diagnostic procedure

The full E5 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 indoor unit option switch setup; verify wired remote control and RMC addresses match; reset addresses to '1'.

SourceSamsung Heat Pump - Service Manual: Troubleshooting Guide (AVMBH020CA0XAG)p. 265

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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

9 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 E5 procedure

Where this code is documented

Models covered by the manuals that document this code

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