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Error code reference

Electrolux Air Conditioner Error Code LC

Compressor failure start-up (start-up failure).

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What the LC error code actually means

Your air conditioner is displaying LC because the compressor, the part that makes the cooling process work, failed to start up properly. This is often a temporary issue caused by trying to restart the unit too quickly after turning it off. Waiting at least 3 minutes before restarting will allow the system to reset and may clear the error.

Diagnostic procedure

The full LC procedure

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MyPros+ · DiagnosticsStep 1 preview
1
First diagnostic step
Verify compressor wiring is correct and connection sequence is proper; ensure compressor stop time exceeds 3 minutes before restart.
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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Most common causes of LC

Ranked by how often they cause this code
  1. 1Insufficient compressor stop time before restart
  2. 2Incorrect compressor wiring or connection sequence
  3. 3Faulty or weak compressor start capacitor
  4. 4Supply voltage out of acceptable range
  5. 5Seized or internally failed compressor

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Questions people ask about LC

What does LC mean on a Electrolux air_conditioner?
LC on an Electrolux air conditioner means the unit experienced a compressor start-up failure. The control board attempted to start the compressor but detected that it did not begin operating successfully. This is a protective fault designed to prevent damage to the compressor motor and associated components.
Is it safe to keep using my air conditioner when the LC code appears?
The unit will not operate normally while the LC fault is active, as the compressor has shut down to protect itself. Continuing to attempt rapid restarts without resolving the underlying cause can stress and eventually damage the compressor motor. Address the fault before resuming regular use.
How much does it cost to repair an LC compressor fault on an Electrolux air conditioner?
Repair cost depends entirely on the root cause. A wiring correction or restart timing fix costs nothing beyond a service call fee, which typically ranges from $50 to $150. A replacement start capacitor usually adds $20 to $75 in parts. If the compressor itself has failed, replacement can range from $400 to $1,200 or more depending on unit size and part availability, and in some cases replacing the entire unit may be more economical.
Can I fix the LC error on my Electrolux air conditioner myself?
In many cases, the first step is something you can do without tools: turn the unit completely off and wait at least 3 minutes before restarting. This allows refrigerant pressure to equalize and gives the compressor the conditions it needs for a successful start. If the error returns after a proper restart attempt, further diagnosis involving wiring checks, capacitor testing, or voltage measurement is needed, which may require a qualified technician.
Will resetting the unit clear the LC error code?
A reset combined with a proper minimum stop time of over 3 minutes may clear the LC code if the cause was simply a premature restart attempt. However, if an underlying issue such as a bad capacitor, wiring fault, or failed compressor exists, the code will return after the next start-up attempt. A reset alone does not fix a hardware problem.

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