| Component | Service Interval | Typical Issue | Corrective Action | Downtime (if untreated) |
|---|---|---|---|---|
| Belts & Pulleys | Quarterly | Slippage | Re-tension / replace | 2–3 hrs |
| Motor Bearings | Annually | Overheating / noise | Lubricate / replace | 1 day |
| Fan Blades | Monthly | Grease buildup / imbalance | Degrease & rebalance | 4–6 hrs |
| Electrical Wiring | Annually | Loose connections | Tighten & insulate | 1 day |
| Airflow CFM | Quarterly | Reduced extraction | Adjust dampers / clean duct | Continuous loss if ignored |


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So when it comes time to service your exhaust ventilation system and swap out the filters, call the Restaurants Exhaust System Pros at (718) 828-6111.