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General| Brand | LG |
|---|---|
| Model | LMU420HHV |
| Category | Air Conditioner |
| Language | English |
Instructions for safe operation and repair, including warnings and cautions.
Pre-test checks including refrigerant leakage and electrical connections.
Overview of self-diagnosis features and indoor/outdoor error indicators.
Function to gather refrigerant into the ODU for leakage checks or replacement.
Procedure for removing all refrigerant and air from the system.
Steps for charging the system with refrigerant after evacuation.
Troubleshooting steps for electronic components when the product doesn't operate.
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