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Water heater repair

Something wrong with your water heater?
Technician checking pipes of a water heater

We service and repair nearly all brands of water heater.

A water heater that isn’t working properly can totally disrupt your household’s comfort and daily routine. At Sterling, we can diagnose any issues you might be having, repair or replace your equipment, and get your hot water supply back up and running. We can also show you some preventative tips to make sure your unit stays in good working order.

Book a Consultation or Diagnostic

Troubleshooting your water heater.

If you suspect something is seriously wrong, book a service call. Otherwise, keep reading to better understand common water heater issues and their potential causes.

Pilot Out Icon

Pilot light going out

  • Excessive drafts
  • Thermocouple malfunction
  • Faulty Ignition or Pilot
  • Airflow issues
  • Damaged, obstructed, or dirty thermocoupler
  • Dirty pilot tube
  • Flex tube kinks
  • Main control valve issues
  • Gas buildup
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Increased cost without change in use

  • Dirty or clogged filter
  • Thermostat Malfunction
  • Improper airflow
  • Any drop in efficiency is almost universally a result of sediment building up in the bottom of the tank, which increases your water heating costs.
Cold Weather Icon

Cold water only

  • Low power or Fuse Issue
  • Faulty Thermostat
  • Faulty Heating element
  • Low power or fuse issue
  • Faulty thermostat
  • Faulty heating element
Warm Only Icon

Water is warm but not hot

  • Faulty Thermostat or Heating Element
  • Undersized Water Heater Unit
  • Crossed Hot and Cold Connection
  • Faulty thermostat or heating element
  • Undersized water heater unit
  • Crossed hot and cold connection
Leaks Icon

Leaking water

  • Dirty or clogged filter
  • Thermostat Malfunction
  • Improper airflow
  • Faulty T&P (temperature & relief) valve
  • Improper water pressure
  • Overheating
  • Valve issues
  • Adjacent plumbing issue(s)
  • Loose heating element bolts
  • Water tank leak
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Discoloured water

  • Mechanical Issues
  • Airflow reduction
  • Clogged burner
  • Other mechanical issues
  • Corrosion (failed anode rod)
  • Issue with main water supply
  • Sediment buildup

Typical repairs we perform.

If something is wrong with your water heater, trust the experts at Sterling to diagnose the issue and fix it.

Technician taking care of a HVAC system unit

We carry, install, and service all major makes and models of water heaters.

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Hear from our customers

Ready to get started?

Sterling team member

Book a Consultation

We have HVAC systems experts available that would be happy to share their knowledge, answer questions, and suggest solutions for Furnaces, Water Heaters, and A/C.
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Sterling technician changes air filter

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