[LG Split AC] - Odor from AC: There may be below a reason for Smell from Air Conditioner
1. Accumulated dust on the cooling fins may cause musty smell during use.
2. Check if the drain hose is connected to the sewer or installed near it.
The odor may travel up the hose to indoors through the indoor unit.
3. Check if the air filter is free of dust.
Checkout below Video for more details:
For Demo & Troubleshooting Videos checkout our below YouTube channel plalylist:
1. Demo & Settings: Click here
2. Troubleshhoting Guide: Click here
3. Cleaning & Maintenance Guide: Click here