CodeRegistry
Brands
  1. Home
  2. LG
  3. Air Conditioning
  4. Excessive vibration
About·Privacy·Terms

CodeRegistry — Your global library for technical solutions.

For your safety: always follow the equipment manufacturer’s official manuals. CodeRegistry is an independent help site and is not affiliated with the brands listed here.

Excessive vibration

Excessive vibration — Noise and vibration may result

LG · Air Conditioning

What does Excessive vibration mean?

If the leveling feet or locknuts are not properly tightened, or if screws are not installed correctly, it can lead to noise and vibration during operation.

Common Causes

  • Improperly installed screws on pedestal
  • Loose locknuts on leveling feet
  • Uneven floor installation

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Ensure all screws attaching the appliance to the pedestal are securely installed.

  2. 2

    Tighten all locknuts on the leveling feet.

  3. 3

    Adjust the leveling feet until the pedestal is level and all feet are solidly on the floor.

  4. 4

    Ensure the appliance is placed on a solid, sturdy, level floor.

  5. 5

    If excessive vibration occurs after installation, slightly adjust the leveling feet.

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 6)Search more codes in this manual