Error code
live-lamp-defrost-indicator Defrost indicator
Applies to 4 models
AR09TXCACWKNEE, AR12TXCACWKNEE, AR09TXCACWKXEE, AR12TXCACWKXEE
What this means
Normal defrost operation in Heat mode; frost is being removed from the outdoor heat exchanger, so indoor heating may pause. This is no error/no fault.
What you can check yourself
- Wait for the automatic defrost cycle to finish; it normally lasts 5 to 12 minutes.
- Do not try to select other functions until defrosting is complete.
Still not resolved? Contact a qualified installer or servicer.
See the official Samsung manualA deep link to the manufacturer's own PDF for full technical detail. We link to manuals, we never host them.
Using Claude Code or Meta Muse? Connect HeatPump AI and ask it about live-lamp-defrost-indicator.