Know these early signs of water heater failure. You may be able to prevent a water heater failure emergency before it happens.

If you run a restaurant, hotel or apartment building, just thinking about a “no hot water” situation might make you panic. No dishwashers or no showers? No thank you! After all, you need hot water to run your business. Remember: your commercial water heater is a mechanical piece of equipment. So it’s not a matter of if your water heater will fail—it’s a matter of when. Eventually, all water heaters fail.

But you can be prepared. Look for these early signs of water heater failure—and learn what to do when your commercial water heater is acting up. Read on!