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  • Document Contents
    Troubleshooting
    LG Air Conditioner - Error Codes
    An error code on the display of the room air conditioner can usually be resolvedby performing a few simple troubleshooting steps. If you need information abouta split unit or duct free air conditioner, they are considered business units,ple...
  • Document Contents
    Troubleshooting
    LG Air conditioner - No warm air during heating (Preheat)
    No warm air during heating (Preheat) Check Point 1. Indoor unit does not blow warm air when heating starts. 2. The product is preparing for heating. Indoor fan will not run until the unit reaches a certain temperatureto prevent blowing cold...
  • Document Contents
    Troubleshooting
    [LG Air Conditioner Heating] Heating does not provided, and preheat takes long
    If preheat takes long and occurs frequently, install an air guide to preventoutdoor unit from cold temperature, or remove obstacles or clean dusts off toreduce preheat time, and facilitate heating performance.Lukewarm air blowing all day lo...
  • Document Contents
    Repair
    [LG Air Conditioner Frost][Heating] There is frost in the outdoor unit.
    What is defrosting?The function is used to melt frost accumulated in the outdoor unit during theheating process.Air conditioner says pre heating and defrosting and as the air conditioner stopsfor a moment and hot wind comes from the outdoor...
  • Document Contents
    Repair
    [LG Air-Conditioner Error Codes] Checking code CH53
    Error CH05 may take place by abnormal communication between the indoor unit andthe outdoor unit.How to check error codeThe first LED indicates error at 1’s digit.The second LED indicates error at 10’s digit.Ex) After the second LED blinks 3...
  • Document Contents
    Troubleshooting
    LG Air Conditioner - Is the outdoor unit not working?
    Why is the outdoor unit not running? (Split/multi-type air conditioner) Symptom Outdoor unit of the split/multi-type air conditioner does not run. Cause For split/multi-type air conditioners with the power cord on thewall-mounted unit, powe...
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