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Water Heater Maintenance & Repair in Knoxville

Fast, Local Service Backed by 48 Years in the Knoxville Area

When your water heater stops delivering hot water, it doesn’t just inconvenience you. It disrupts showers, dishes, laundry, and everything else your household depends on. Service Experts Knoxville has served Knoxville homeowners since 1977, formerly operating as R&M Climate Control Service Experts. That history, combined with the national reach of the Service Experts brand, means your water heater gets attention from technicians who know this area and have the backing to address it properly. Customers rate our service 4.9 on average.

Call (865) 503-6775 to schedule water heater repair or maintenance with Service Experts Knoxville. We’re ready to help restore your hot water fast.

Water Heater Problems We Repair

Our ACE-certified technicians handle the full range of issues that stop both gas and electric water heaters from working. Every visit starts with identifying the root cause, not just treating the symptom.

Common repairs we perform:

  • Leaking tanks that waste water and risk property damage
  • Pilot light failures that prevent gas water heaters from igniting
  • Faulty heating elements in electric units that reduce heating capacity
  • Thermostat malfunctions causing water that’s too hot or cold
  • Sediment buildup that reduces efficiency and damages components
  • Corroded anode rods that fail to protect your tank from rust

Our technicians arrive equipped with the tools and genuine parts to restore hot water efficiently. Whether your situation calls for a minor component replacement or a major repair, we find the root cause and provide lasting solutions. Every repair and maintenance visit is backed by the Service Experts Guarantee and performed by technicians who are licensed, insured, and bonded. We prioritize fast response because going without hot water isn’t something families can wait days to resolve.

Maintenance Plans That Prevent the Next Breakdown

Reactive repairs can cost more than preventive care. Regular maintenance keeps your water heater running smoothly year-round and helps you avoid the failures that bring cold water on the worst possible morning. We offer two ways to stay ahead of problems:

Service Experts Advantage Program
New equipment with no down payment, comprehensive parts and labor coverage, annual maintenance, priority service, and simple monthly payments.

Maintenance+ Membership
Annual professional tune-ups, priority service, exclusive member discounts on repairs, and support for extended equipment life through consistent professional care.

Why Knoxville Water Heaters Wear Out Faster

The Knoxville Utilities Board reports the local water supply as moderately hard, measuring between 60 and 120 parts per million. Water in that range carries calcium and magnesium that settle at the bottom of your tank as sediment over time. That same mineral content accelerates corrosion on the anode rod, the component designed to protect your tank from rust. The sediment buildup and corroded anode rods we repair most often aren’t accidents. They’re a predictable result of what comes out of Knoxville taps, which is exactly why routine maintenance matters here more than it might elsewhere.

Service Experts Knoxville provides water heater maintenance and repair throughout Knoxville and the surrounding area. If your system is showing any of the warning signs above, don’t wait for a complete failure.

Call (865) 503-6775 or schedule online to book your water heater service with Service Experts Knoxville today.

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  • Limited
    Time
    Offer!
    $0 Diagnostic Fee

    Waived fee for all HVAC, Plumbing, Electrical and Water service calls.

    Promotion valid for service visits occurring 8/20/26 - 9/18/26. Cannot be combined with other offers outside of membership discounts. No cash value. Offer may be modified, suspended, or withdrawn at any time as permitted by law. Aug 20, 2026 - Sep 18, 2026
  • No Payments Until 2027

    With any new HVAC, Indoor Air Quality, Water Heater or Water Treatment Service Experts Advantage Program lease agreement, we will make your payments for the first 6 months.

    Valid on new Advantage Program lease agreements from 7/1/26 to 9/30/26. Customer owes $0 for the first six months; regular monthly lease payments begin thereafter. Early termination during promotional period will result in charges for elapsed months. See your full Advantage Program Lease Agreement for complete terms and conditions, including total lease costs and payment schedule. Jul 1, 2026 - Sep 30, 2026
  • Member exclusive: $250 off Water Heater Install

    Maintenance+ members exclusive discount with the purchase or lease of a new hot water heater

    Offer available for active Maintenance+ customers. Purchase or lease a new hot water system from 8/19/26 - 9/30/26 and receive $250 off installation price. System must be installed by 10/3/26. Aug 19, 2026 - Sep 30, 2026
  • Limited
    Time
    Offer!
    $79 HVAC Precision Tune-Up

    Save $110 on your comprehensive HVAC tune-up

    Offer not valid on prior purchases and may not be combined with other offers except member discounts. Excludes oil furnaces or boiler tune up; call for pricing. $110 off our standard $189 rate. Offer valid thru 10/31/2026.
  • NEW HVAC SYSTEM as low as $155/month

    NO money down; Brand new, high-efficiency equipment; installation, regular preventative maintenance, all repairs (parts & labor), and air filters INCLUDED.

    Offer not valid on prior purchases and may not be combined with other offers. Advantage pricing applies to specific equipment. Call for details. Some exclusions apply. See the terms and conditions within the Service Experts Advantage Program Lease Agreement for additional information.
  • $99 Drain Cleaning

    Regularly $235. Reduce buildup on your pipes, Help avoid major plumbing repairs, Maintain a clean home.

    Offer not valid on prior purchases and may not be combined with other offers. Valid for one drain only. Accessible ground level clean. Call for more details.
  • 10% Off Any Product or Service for Active Duty, Retired, and Veteran Military Personnel

    It’s our way of thanking you for your courage, dedication, and sacrifice to protect our freedom. All work is performed by licensed experts and backed by our Service Experts Guarantee.

    Offer not valid on prior purchases and may not be combined with other offers.
  • Members exclusive: 15% off services and repairs

    As a Maintenance+ member, you automatically receive discounts on all services and repairs.

    See your signed Maintenance+ Membership agreement for full terms and conditions.
  • Earn $600 in rebates with a qualifying Lennox HVAC system

    System rebate requires the purchase or lease of a Lennox indoor/outdoor unit. System add-ons do not qualify for an induvial rebate. Rebate offer valid from 8/17/26 to 9/13/26 and must be installed by 9/20/26 and submit claims by 10/20/26. Rebate is paid in the form of a Lennox prepaid Mastercard ®.

    Lennox Cool Down Event offers a $600 Lennox-funded consumer rebate on qualifying Dave Lennox Signature®, Elite®, and Merit® systems. All rebate information found at https://www.lennox.com/residential/buyers-guide/offers-and-savings/promotions/. Equipment and rebate offers vary by Service Experts location, call your local Center for more details. Aug 21, 2026 - Sep 13, 2026
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