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Fire Hydrant Repairs

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Call on the Experts for Hydrant Repair at Hydrant Mechanics  

When your fire hydrant fails inspection, starts leaking, or simply isn’t functioning as it should, you need a team you can trust. At Hydrant Mechanics, we specialize in fire hydrant repair, maintenance, and compliance. With over 14 years in business and decades of combined experience, our technicians know how to keep hydrants reliable, safe, and fully compliant with local fire department standards.

Fire Hydrant Repair FAQs

How much does it cost to fix a fire hydrant?

It costs about $500-$1,000 to fix a fire hydrant. The overall cost can vary due to the level of repair required and if there are components that need to be replaced. Although fire hydrant repairs can be costly, the long life expectancy of the hydrant makes the repair worthwhile. Call us today to have your fire hydrant repaired.

Who works on fire hydrants?

The primary people who work on fire hydrants are:

  • The Fire Department
  • The City
  • Fire Hydrant Technicians

If the fire hydrant is located on a residential or commercial property, it is the landowner’s responsibility to have it maintained. If the fire hydrant is located on a city owned property, it is the responsibility of the city and the fire department to maintain it. To get your fire hydrant serviced, call Hydrant Mechanics today.

How do you disassemble a fire hydrant?

Here are the steps to disassemble a fire hydrant:

  • Remove the cap hold down screw and remove the cap itself.
  • Remove the thrust nut.
  • Remove the operating nut by turning it to open.
  • Remove the nuts and bolts on the hydrant bonnet and then grasp the bonnet and carefully lift it off of the nozzle section and the upper stem.
  • Remove the main valve seat.
  • Carefully lift up the entire assembly until it is clear of the hydrant nozzle section.

Before you begin the process of disassembly, ensure that you have the correct tools. To disassemble a fire hydrant you will need a drive ratchet, thrust nut wrench, small sledgehammer, hydrant seat removal tool, half inch socket, 15’ and 16’ socket. For help disassembling a fire hydrant, call us today.

What to do if a fire hydrant is leaking?

If a fire hydrant is leaking, you should contact the fire department, city authority or a hydrant mechanic. You should refrain from trying to fix it yourself, as there are rules and regulations that prevent you from doing so. If you do tamper with a fire hydrant, you can be fined. To get help with a leaking fire hydrant, give Hydrant Mechanics a call today!

How do you fix a leaking fire hydrant?

To fix a leaking fire hydrant you will first need to determine where the leak is coming from on the fire hydrant. For example, a fire hydrant leak can come from a valve, part of the fire hydrant barrel or the bonnet. Depending on where the leak is located, you may need to replace components such as the top O-ring, the bottom O-ring, upper stem or the main valve. Fixing a fire hydrant leak can be a complex process and should be done by a licensed hydrant mechanic. To get your fire hydrant leak fixed, call us today

Why is my water hydrant leaking?

Your water hydrant may be leaking because of:

  • A loose component on your fire hydrant. 
  • Corrosion of part of your fire hydrant. 
  • A faulty valve on your fire hydrant. 

In some instances, it can be difficult to locate when the leak is originating from on your fire hydrant. If you notice that your fire hydrant is leaking, you should have it inspected by a hydrant mechanic right away. To get your fire hydrant repaired, contact us today

How do you repair an outdoor fire hydrant?

To repair an outdoor fire hydrant you can: 

  • Shut off the water to the fire hydrant. 
  • Disassemble your fire hydrant. 
  • Repair or replace the faulty component. 
  • Reassemble the fire hydrant.

If you do not have the correct knowledge of fire hydrant repair, you should refrain from repairing the fire hydrant on your own and have an experienced hydrant mechanic repair it for you. To get your fire hydrant repaired, give us a call today.  

How do you fix a fire hydrant?

Depending on the circumstances, there are several ways to repair a fire hydrant. It's critical to understand some of the most frequent causes and their remedies.

Examine the hydrant's O-rings to ensure they are still in good working order. Replace any that seem degraded or damaged with new original components.

To ensure that your hydrant runs as smoothly as possible, you should inspect and lube its functioning nut and stem on a yearly basis. For the best results, use NSF-61 certified lubricants.

Ground levels near a fire hydrant might shift for a variety of reasons, including construction or landscaping work. When this occurs, it is critical that the height of a fire hydrant be changed so that it remains completely functioning.

Common Fire Hydrant Repairs We Handle

Our experts have worked on every make and model of hydrant. Some of the most common repair services include:

  • Leak Repair – Whether it’s a small drip or a major leak, we identify the source quickly and perform durable repairs to prevent water loss.

  • Worn or Broken Parts – Hydrant components wear down over time. We stock a wide range of replacement parts to restore your hydrant to full operation fast.

  • Hydrant Raising or Lowering – Changes in ground level can make hydrants sit too low or too high. We adjust hydrants to the proper height for accessibility and compliance.

  • Frozen or Stuck Valves – Our team repairs or replaces seized valves to restore smooth operation.

  • Flow & Pressure Issues – We diagnose and correct problems affecting water pressure or flow during hydrant use.

(919) 922-3829 Call Us To Schedule Hydrant Services Today!

Why Choose Hydrant Mechanics?

We don’t just repair hydrants—we ensure they’re ready when you need them most. Customers choose us because we provide:

  • Thorough diagnostic inspections before repairs.

  • Clear explanations of the issue, the cause, and the repair process.

  • Warranties on all work (6 or 12 months depending on service).

  • 24/7 emergency hydrant repair for urgent needs.

  • Quick response times (typically within 24 hours of your request).

  • Coordination with local fire departments to confirm compliance.

Compliance & Peace of Mind

Fire hydrants aren’t just equipment—they’re critical safety assets. That’s why our technicians stay up to date on state, municipal, and fire department regulations. When you work with Hydrant Mechanics, you can rest assured your hydrant will meet all inspection and safety requirements.

Call Hydrant Mechanics Today

Don’t wait until a minor hydrant issue turns into a major failure. We’re proud to be your one-stop solution for hydrant service, maintenance, and compliance.

We strive to be the one stop shop for all your hydrant repair needs! Call us today at (919) 922-3829.