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Ventilation warning

WARNING: Improper exhaust installation can void warranty

LG · Air Conditioning

What does Ventilation warning mean?

Correct installation of the exhaust system is crucial for the dryer's performance and safety. Failure to install the exhaust system correctly will void the appliance's warranty.

Common Causes

  • Incorrect exhaust system installation
  • Using non-approved vent materials
  • Improper sealing of duct joints

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Follow all instructions in the manual for exhaust system installation.

  2. 2

    Use only heavy-duty metal venting materials as specified.

  3. 3

    Ensure all duct connections are securely sealed with appropriate tape.

  4. 4

    Consult a qualified technician if unsure about the installation process.

Browse all codes in this manual (97)
Verified technical data. Last updated: April 2026

Related Faults

01Error 01 - Indoor air sensor open or short circuit02Error 02 - Inlet pipe sensor open or short circuit03Error 03 - Communication error between indoor unit and wired remote
Source: LG Air Conditioning
Open Manual (Page 8)Search more codes in this manual