Is Your Boiler Leaking? Boiler Leak Causes & Solutions

A leaking boiler can be stressful for any homeowner — whether you’re dealing with a small, steady drip or a full-blown puddle, it’s never a good sign. Boilers are your best friend during Minnesota winters, so when they start acting up, it’s enough to send you into a panic. But don’t worry! Whether it’s a sneaky boiler valve leaking or a bigger issue, our team at Dean’s Home Services has you covered with causes, solutions, and tips to keep your boiler running smoothly.

Common Causes of Boiler Leaks

A leaking boiler isn’t just annoying — it’s a sign that something isn’t working as it should. There are several reasons why your boiler might spring a leak, and some causes are more common than others. Here’s what might be going on:

Faulty Pressure Valve

If your boiler is leaking water, a pressure valve issue might be to blame. This valve regulates boiler pressure. If it’s faulty or the system is over-pressurized, it could start leaking to relieve the excess pressure.

Corroded Pipes or Tank

Over time, corrosion can eat away at your boiler’s pipes or tank, causing leaks. This is especially common in older systems, where rust has had years to wreak havoc.

Worn Out Seals

The seals around your boiler’s pump can degrade with age, leading to leaks. It’s like your boiler’s version of a squeaky door — only wetter.

Loose Joints or Connections

If your boiler’s joints or connections aren’t secured tightly, water can escape. This can happen due to regular wear and tear or improper installation.

Cracks in the Heat Exchanger

A cracked heat exchanger is one of the more serious causes of boiler leaks. It usually happens in older boilers and often requires professional repair or replacement.

What To Do if Your Boiler Is Leaking

Don’t let a leaking boiler steamroll your day! Here are some steps to take when you notice a leak:

1. Turn off the boiler: Safety first! Shut off your boiler to prevent further water loss and potential damage.
2. Check the pressure: Look at the pressure gauge to see if the system is over-pressurized. If it is, bleeding your radiators might help release some pressure.
3. Inspect for visible damage: Take a look at the pressure valve, seals, and connections for signs of wear or corrosion. If something looks obviously wrong, it’s time to call in the pros.
4. Contain the leak: Place a bucket or towel under the leak to manage the water until you can get it fixed.

When To Call a Professional

While some minor boiler issues are DIY-friendly, there are times when you’ll want to leave it to the experts. Call a professional if:

• The leak is coming from internal components like the heat exchanger.
• Corrosion is extensive, and parts of your boiler need replacing.
• You’ve tried troubleshooting, but the leak persists.
• The pressure valve or pump seals need repair or replacement.

Trying to fix these issues on your own can lead to more damage — and let’s be honest, nobody wants to deal with a boiler breakdown in the middle of a Minnesota winter.

How To Prevent Boiler Leaks

A little maintenance goes a long way in keeping your boiler leak-free. Here are some tips:

1. Schedule annual maintenance: A professional inspection once a year can catch small issues before they turn into leaks.
2. Check your pressure regularly: Keep an eye on your boiler’s pressure gauge to ensure it is within the recommended range.
3. Flush the system: Flushing the boiler periodically removes sediment buildup that can cause corrosion.
4. Address small issues quickly: Don’t wait! Fixing minor problems early can prevent major leaks down the road.

Call Dean’s for Expert Boiler Services

When your boiler is leaking, Dean’s Home Services has your back. Our outrageously professional team of plumbing experts can handle everything from quick fixes to complex repairs, so you can stay warm and worry-free all winter long. With over 100 combined years of experience, we’re proud to provide top-notch boiler services to homeowners in the Twin Cities. Plus, with same-day service and upfront pricing, you’ll always know what to expect.

Don’t let a leaking boiler leave you out in the cold — contact Dean’s today for expert boiler service in Minneapolis, St. Paul, and the surrounding areas.