Serving local Metro East communities with same-day expert plumbing, heating, cooling & electrical services.

Tankless Water Heater Repair in Caseyville, IL

When your tankless water heater stops delivering hot water or shows an error code, you need a technician who knows these systems. Morrison Plumbing, Heating, Air & Electrical provides tankless water heater repair throughout Caseyville and the Metro East. We diagnose and fix flow, ignition, and heat exchanger issues so you get reliable hot water again.

We offer same-day service when possible and give you upfront pricing before any repair. Our technicians are trained on major tankless brands.

Why Homeowners Choose Morrison

What Sets Us Apart

  • Same-day service when possible for no-hot-water situations
  • Upfront pricing before work begins
  • Experience with gas and electric tankless units
  • Diagnosis of error codes and flow issues
  • 24/7 live answering for plumbing emergencies

Common Problems We Solve

Issues We Frequently Repair

  • No hot water or inconsistent temperature
  • Error codes and ignition failures
  • Low flow or flow sensor issues
  • Scale or mineral buildup affecting performance
  • Vent or exhaust problems (gas units)
  • Leaks at connections or heat exchanger

Why Tankless Problems Happen in Caseyville

Hard water in the Metro East can cause scale inside the heat exchanger over time. Flow sensors and ignition components can also fail. Regular flushing and prompt repair help your tankless unit last and perform well.

Schedule your Tankless Water Heater Repair Service today!

Our Process

What to Expect

  • Assessment of the unit and any error codes
  • Clear explanation of the problem and repair options
  • Upfront pricing before any repair
  • Repair with quality parts and a test of operation
  • Flush recommendation if scale is an issue

Repair vs Replacement

Many tankless issues can be repaired. If the unit is very old, repeatedly failing, or repair cost is high, replacement may be the better choice. We will help you decide.

Serving Caseyville and Nearby Areas

Morrison Plumbing, Heating, Air & Electrical serves Caseyville and the Metro East. We repair tankless water heaters in Belleville, Swansea, Collinsville, Edwardsville, O’Fallon, and surrounding areas.

Explore Related Services

We also offer tankless water heater installationwater heater repairplumbing services, and water softener repair.

Schedule Service Today

Contact Morrison Plumbing, Heating, Air & Electrical to schedule tankless water heater repair in Caseyville.

Tankless Water Heater Repair Promotions & Offers

We frequently offer seasonal promotions, service specials, and financing offers on Tankless Water Heater Repair. While we’re updating this page, please call us at (618) 408-1523 to learn about today’s deals!

Frequently Asked Questions

Do you repair all brands of tankless water heaters?

We service major tankless brands. When you call, we can confirm we work on your unit.

How much does tankless water heater repair cost?

Cost depends on the problem and parts. We provide upfront pricing before starting any repair.

Schedule your Tankless Water Heater Repair Service today!