- Steps typically involve proper placement, secure mounting, correct refrigerant levels, and adequate airflow clearance. 3. **What routine maintenance tasks should be performed to keep an air conditioner operating efficiently and extend its lifespan?

- Steps typically involve proper placement, secure mounting, correct refrigerant levels, and adequate airflow clearance. 3. **What routine maintenance tasks should be performed to keep an air conditioner operating efficiently and extend its lifespan?
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