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Error code reference
Samsung Air Conditioner Error Code *9
Float switch error (wired remote controller; * = indoor unit address).
SourceSamsung DH44ZA1 Air Conditioner - Service Manual: Troubleshootingp. 4-1
Diagnostic procedure
The full *9 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
1
First diagnostic step
Check drain pump, float switch, drain system, and DIP switch SW2/SW3 positions.
SourceSamsung DH44ZA1 Air Conditioner - Service Manual: Troubleshootingp. 4-1
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 air conditioner.
Models covered by the manuals that document this code
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