Water Heater Repair
Are you noticing problems with your water heater? From unexpected cold water to unusual sounds, a malfunctioning water heater can throw off your routine. At Limcan Certified Heating and Air Conditioning, we provide expert water heater repair services for both tank and tankless systems throughout Oshawa. Our licensed technicians have the skills and experience to accurately diagnose and repair issues with any brand or model.
Whether your system has a leaking tank, fluctuating water temperature, or has stopped working completely, our repair specialists are ready to help. Don’t let small issues escalate—book your water heater repair with Limcan Certified Heating and Air Conditioning today and restore hot water comfort to your home.

Professional Water Heater Repairs for Your Home
Tank Water Heater Repairs
Our knowledgeable team is trained to handle a wide range of issues with conventional tank water heaters. We fix common problems like leaking tanks, malfunctioning thermostats, corroded heating elements, and sediment accumulation that impacts system performance. We service all major brands, with well-stocked service vehicles, most repairs can be completed during the initial visit.
Tankless Water Heater Repairs
Tankless systems require specific expertise for proper diagnosis and repair. Our technicians resolve frequent tankless problems like ignition failure, error codes, water flow restrictions, and scale buildup. We work on all major brands. Our goal is to restore your tankless water heater to peak efficiency and provide consistent hot water for your household.
Emergency Water Heater Repairs
Water heater issues don’t always wait for a convenient time. That’s why Limcan Certified Heating and Air Conditioning offers prompt emergency repair service in Oshawa. Whether you’re dealing with a complete breakdown or an urgent leak, we prioritize these calls to prevent property damage and restore hot water quickly. Our technicians arrive with the tools and parts necessary for most emergency water heater repairs.
Our Water Heater Repair Process
1
Every repair starts with a full system inspection. Our technician checks all components, including heating elements, thermostats, valves, and piping, to identify what’s causing the issue.
2
Once we’ve diagnosed the problem, we’ll explain the cause in plain language and outline the repair plan. You’ll receive a clear estimate up front, with no hidden charges.
3
We then carry out the necessary repairs following top industry standards. After repairs are completed, we run a full system test to verify correct water temperature, stable pressure, and fully operational safety features, leaving you with a dependable water heating system once again.
Why Choose Limcan Certified Heating and Air Conditioning for Your Water Heater Repairs
Experienced, Licensed Technicians
At Limcan Certified Heating and Air Conditioning, our water heater repair specialists are fully licensed and bring years of hands-on experience. Each technician has undergone advanced training to work on both tank and tankless systems. With thousands of successful repairs in Oshawa and surrounding areas, our team stays up to date with the latest technology to deliver effective, long-lasting solutions.
Transparent, Upfront Pricing
We’re committed to transparency and clarity when it comes to pricing. Before we begin your water heater repair, you’ll receive a detailed written estimate with no hidden fees. Our competitive pricing reflects the high-quality parts we use and the professional service we provide, so you can feel confident in the value of your investment.
Prompt, Reliable Service
Hot water issues require fast solutions. We offer flexible scheduling and often provide same-day service to get your hot water back as soon as possible. Our team arrives on time, ready to diagnose and fix the issue efficiently. You won’t be left waiting—we prioritize punctuality and repair accuracy.
Comprehensive Warranty Protection
Our water heater repairs are backed by a strong warranty on parts and labour. If a problem arises within the warranty period, we’ll return quickly to address it at no extra charge. This added protection ensures your water heater functions properly and gives you peace of mind that we stand behind our work.
Full-Service Solution Provider
We go beyond just water heater repairs. As a full-service home comfort provider in Oshawa, Limcan Certified Heating and Air Conditioning can also help with your HVAC, plumbing, and indoor air quality needs. Our technicians are trained to spot any related issues during a repair and offer complete solutions that support your overall home comfort.
Contact Limcan Certified Heating and Air Conditioning to Schedule Your Water Heater Repair
Don’t let a faulty water heater ruin your day. Get in touch with us today to book a repair or request a service quote.

FAQ
When Do I Need to Call a Professional for a Water Heater Repair?
You should reach out to a professional water heater technician if you experience any of the following issues:
- Insufficient or no hot water
- Unusual noises (popping, crackling, or rumbling)
- Water leaking around the tank
- Rusty or discoloured water
- A rotten egg smell coming from the hot water
- Your water heater is over 10 years old and showing performance issues
- You notice fluctuating water temperatures
- Your energy bills have suddenly increased without explanation
Water heaters involve electricity, gas, and pressurized water, making DIY repairs risky. Choosing certified professionals ensures safe and effective repairs using the right tools, parts, and knowledge.
What are the Benefits of Hiring Limcan Certified Heating and Air Conditioning for My Water Heater Repair?
At Limcan Certified Heating and Air Conditioning, our expert technicians are trained to service all types of water heaters—from traditional tank units to modern tankless systems. We stay current with the latest repair practices and technologies, so we can quickly identify problems and offer solutions.
Our service vehicles are stocked with the most commonly needed parts, allowing us to complete most water heater repairs during the first visit. We also offer emergency water heater services across Oshawa, ensuring fast response when you need it most. During your appointment, we treat your home with care—wearing protective gear and laying down covers to keep things clean. You’ll receive a detailed summary of the work done, along with tips for keeping your system running smoothly.
What Types of Water Heaters Do You Repair?
We service:
- Traditional tank water heaters.
- Tankless water heaters.
- Electric, gas, and propane models.
- Residential and light commercial units.
Do You Offer Emergency Repairs?
Yes—Limcan provides 24/7 emergency water heater repair throughout Oshawa.