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lg | air-conditioner Error Codes: Troubleshooting, Fixes & Prevention Tips explained below.

What Does CH29 Mean?❓

CH29 indicates that the compressor is drawing more current than its design limits, possibly due to mechanical resistance, low refrigerant, or electrical inefficiency. This protective shutdown avoids damage to the compressor and power supply.

air-conditioner - Causes of CH29 Error

  • Dirty filters restricting airflow
  • Low refrigerant pressure increasing compressor load
  • Compressor mechanical wear or seizure
  • Faulty compressor motor winding
  • Electrical issue such as voltage drop or capacitor failure

air-conditioner - How to Fix CH29 Error❓

  • Power Cycle the Unit

    1. Switch off and unplug the AC for several minutes.
    2. Restart to clear transient errors.

  • Clean or Replace Filters

    1. Remove and wash filters to maintain proper airflow.
    2. Replace if worn or damaged.

  • Check Refrigerant Levels

    1. Low refrigerant can overwork the compressor.
    2. Have a technician refill to correct levels.

  • Inspect Compressor

    1. Listen for unusual noise or resistance.
    2. A failing compressor may need replacement.

  • Check Electrical Components

    1. Ensure capacitors and voltage levels are correct.
    2. Replace defective parts.

  • Call Professional Technician

    1. Persistent errors need detailed inspection and repair by a qualified technician.

air-conditioner - Helpful Tips

  • Clean filters regularly to reduce load on compressor.
  • Schedule annual maintenance to check refrigerant levels.
  • Ensure electrical components are in good condition.
  • Use voltage stabilizer or surge protector.
  • Get compressor and pipes inspected if noise or heat persists.

Frequently Asked Questions❓

Question: Can CH29 be reset with a power cycle?
Answer: Sometimes a reset can clear the error, but check filters and refrigerant if it repeats.
Question: Is it safe to ignore CH29 error?
Answer: No, high compressor amperage can lead to overheating and damage.
Question: How much does compressor repair cost?
Answer: Costs vary widely, typically from ₹3000 to ₹8000 depending on model and issue.

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