Heating & Cooling Repair & Diagnostics Ottawa
Expert Repairs for Furnaces, Air Conditioners, Heat Pumps, Boilers, & Other HVAC Systems
Ottawa HVAC Repair Services
When your heating or cooling system is not working properly, the right first step is a clear diagnostic from a qualified HVAC technician. AirZone HVAC Services provides repair and diagnostic service for furnaces, air conditioners, heat pumps, boilers, ductless systems, and other home comfort equipment.
Our directly employed technicians inspect the system, explain the issue, and provide repair options before work begins. Whether your furnace stops working in winter or your air conditioner struggles during a summer heat wave, our team helps you understand what is wrong and what it will take to restore comfort.
If your cooling system is blowing warm air, leaking water, freezing up, short cycling, or failing to start, visit our dedicated air conditioner repair and cooling diagnostic page for AC-specific service information.
Heating Repairs & Diagnostics
When your furnace, heat pump, boiler, or other heating system is not keeping your home comfortable, AirZone can help identify the cause and recommend the right repair. Our technicians diagnose common heating issues such as no heat, weak airflow, unusual noises, ignition problems, short cycling, thermostat issues, and systems that will not start reliably.
Our goal is to give you a clear explanation of the problem before repair work begins, so you can make an informed decision about the best next step for your home comfort system.
From $149 per hour (plus HST)
*Higher rate for after hours, statutory holidays, and emergency service.
Cooling Repairs & Diagnostics
When your air conditioner, heat pump, or ductless cooling system is not keeping up, AirZone can help identify the cause and recommend the right repair. Our technicians diagnose common cooling issues such as weak airflow, warm air, frozen coils, leaking water, electrical problems, short cycling, and systems that will not start.
For AC-specific repair information, symptoms, and booking details, visit our dedicated Cooling Repair and Diagnostic Services page.
From $149 per hour (plus HST)
*Higher rate for after hours, statutory holidays, and emergency service.
What is the difference between our Diagnostic, Repair and Maintenance Services?
Diagnostic
Diagnostic Service
Repair
Repair Service
Maintenance
Maintenance Service
FAMILY Maintenance & Protection Packages
We’ve revamped our Protection Package Program to provide unmatched value in service and repairs, ensuring we take exceptional care of our existing customers. Our approach to HVAC maintenance and repairs is straightforward and customer-centric. Join the AirZone Family and enjoy significant savings with our two specially designed packages for Ottawa’s heating and cooling protection and maintenance. Dive into our offerings and find the perfect fit for your home’s HVAC needs.
Family package members SAVE on our diagnostic, repair, & maintenance services!
HVAC Repair & Diagnostic FAQs
Have questions before booking a service call? These answers explain how AirZone handles heating and cooling diagnostics, repair timing, warranty questions, and next steps when your system is not working properly.
How much does an HVAC diagnostic cost?
Heating and cooling diagnostics are charged at our posted hourly service rate. A simple issue may take a short amount of time to identify, while a more complex problem may require additional testing.
After-hours, statutory holiday, and emergency service rates may be higher. If you are unsure which type of visit to book, our team can help point you in the right direction before scheduling.
How long does a diagnostic visit usually take?
Many diagnostics can be completed during the first visit, but the exact timing depends on the system, the symptoms, and whether the issue is mechanical, electrical, airflow-related, refrigerant-related, or controls-related.
Our technician will inspect the equipment, explain what was found, and review the recommended next step before repair work proceeds.
Can you repair the system during the same visit?
In many cases, yes. If the issue is straightforward and the required part or repair can be completed during the appointment, the technician may be able to fix the system during the same visit.
If a special-order part, additional labour, or a larger repair is required, we will explain the options and provide the next steps clearly.
What cooling problems do you diagnose?
AirZone diagnoses common cooling issues such as warm air, weak airflow, frozen coils, leaking water, short cycling, unusual noises, electrical issues, thermostat problems, and air conditioners that will not start.
For AC-specific symptoms and booking details, visit our cooling repair and diagnostic service page.
What heating systems can AirZone repair?
Our technicians service major home heating equipment, including furnaces, heat pumps, boilers, ductless systems, and related controls. We can help diagnose no-heat calls, weak airflow, ignition issues, short cycling, unusual noises, and unreliable startup.
Dedicated heating service pages will be added seasonally, but this repair page remains the main starting point for general heating diagnostics.
Are diagnostics covered under warranty?
Warranty coverage depends on the equipment, the age of the system, the manufacturer terms, and whether the issue is related to a covered part, labour, maintenance, installation, or another cause.
Our team can review the equipment details and help determine whether warranty coverage may apply before completing eligible repair work.
Should I book maintenance or a diagnostic?
Book maintenance when the system is operating normally and you want a seasonal tune-up, performance check, or preventive service. Book a diagnostic when the system is already showing a problem.
If your equipment is not heating, not cooling, leaking, freezing, making unusual noises, or failing to start reliably, a diagnostic visit is the better first step.
How do I know if repair or replacement makes more sense?
The right decision depends on the age of the system, repair history, equipment condition, efficiency, comfort performance, and the cost of the repair compared with replacement.
AirZone provides honest recommendations so you can decide whether a repair, maintenance plan, or new system is the better long-term option for your home.