$49 / month O.A.C Including Install
$49 / month O.A.C Including Install

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Durham Region Air Conditioning Repair, Service and Installation

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If you are experiencing an issue with your Trane system, our guide can help answer your questions. Check out these common troubles and possible solutions.


CODE: H0.
RESULT: M_Home unmatching(Reserve).

CODE: E0.
RESULT: EEPROM Fault.

CODE: E2.
RESULT: Communication fault of the outdoor chip and the indoor chip

CODE: E3.
RESULT: Communication error between Main board and IR341

CODE: E4.
RESULT: Outdoor unit sensor fault.

CODE: E5.
RESULT: Voltage protection fault.

CODE: E6.
RESULT: Direct-current fan fault.

CODE: E7.
RESULT: Heating fan fault in the area A lasts for 5 minutes.

CODE: E8.
RESULT: There are two times E6 fault in 10 minutes (recovery will be after power off).

CODE: P0.
RESULT: The cooling fin high temperature protection.

CODE: P1.
RESULT: High pressure protection.

CODE: P2.
RESULT: Low pressure protection.

CODE: P3.
RESULT: Compressor current protection.

CODE: P4.
RESULT: Discharge temperature protection.

CODE: P5.
RESULT: Outdoor condenser high temperature protection.

CODE: P6.
RESULT: IPM modules protection.

CODE: P7.
RESULT: Evaporator high temperature protection.

CODE: P8.
RESULT: Typhoon protection.


See What Our Customers Are Saying:

by Floreene in Whitby on Twintech Heating and Cooling

My old furnace had finally broken down for the last time when contacted twintech to have a new furnace installed…They were prompt, knowledgeable and very reasonably priced. They did such a great job i tell all my friends and family about this company.

by Damien McIsaac. Ajax on Twintech Heating and Cooling

To whom it may concern, I recently had TwinTech (Greg and Grant Dainty) replace my furnace and service both my gas fireplaces and air conditioning unit. They were professional, courteous and very fair in their pricing. I would gladly recommend TwinTech to anyone needing work done. I can be contacted at 905-626-XXXX.

by Blair N. - Toronto on Twintech Heating and Cooling

My Fiancé and I have relied on Twintech Heating and Cooling now for the better part of the last 10 years. In that time, Greg has installed a furnace, an air conditioner, and a heat-pump at our residence in Toronto. In each instance Greg and his team were a pleasure to deal with. They were courteous and professional throughout the whole process and the quality of their work is first rate. Our experiences have always been extremely positive and we have referred his services numerous times to our friends and family. Without hesitation, I would recommend Greg and TwinTech Heating and Cooling to anyone looking to service or replace their existing heat/AC equipment

See What Our Customers Are Saying:

by Robert Rogers on Twintech Heating and Cooling

Very pleased with the professional service that TwinTech Heating and Cooling provided in replacing my furnace. I got several quotes from different service providers. Their price was excellent and they explained the features very well. We are very glad we went with TwinTech and highly recommend their services.

by Robert Mizuno on Twintech Heating and Cooling

We were new homeowners in need of a second opinion. TwinTech Heating & Cooling were Amazing and professional. Very knowledgeable and great service all around. Recommend to anyone looking for honest and reliable services. Treated with respect and care. Thank you Greg, Mitch and Bob!

by Ruth on Twintech Heating and Cooling

TwinTech is an excellent and honest company! I called them for a second opinion after being told by another company that I needed to replace my furnace. Turns out this was not the case at all! I did not need a new furnace. TwinTech did not push to make an unnecessary sale and saved me from a huge expense. Bob and Mitch were extremely professional and above all honest! I definitely recommend TwinTech!

by Anna Chin on Twintech Heating and Cooling

Amazing experience with TwinTech Heating & Cooling! Their team was professional, knowledgeable, and efficient from start to finish. They installed my new furnace quickly and left everything spotless. The technicians took the time to explain everything and made sure I was comfortable with the system before they left. Great customer service and fair pricing. I highly recommend them for anyone needing HVAC services!

by Connor Agnew on Twintech Heating and Cooling

Great experience all around. Bob was sharp and easy to talk to, and Greg handled the installation perfectly. Would hire them again in a heartbeat.

Is My AC Blower Working Properly?

  • SUBMITTED BY:
  • TWINTECH HEATING & COOLING
  • - June 24, 2024

To determine if your air conditioning (AC) blower is working properly, you can check for several signs and symptoms: Airflow: Check if there is consistent and strong airflow coming out of your vents. Weak or no airflow might indicate

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Why Your Furnace Leaks

  • SUBMITTED BY:
  • TWINTECH HEATING & COOLING
  • - November 24, 2024

A leaking furnace can be a concerning issue, potentially leading to water damage and system inefficiency. Here's why your furnace might leak and what you can do about it: 1. Condensation Leak Cause: High-efficiency furnaces (with AFUE ra

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Is My HVAC System Ready For Spring?

  • SUBMITTED BY:
  • TWINTECH HEATING & COOLING
  • - March 23, 2025

spring is the perfect time to ensure your HVAC system is in top shape before the warmer weather hits. Here’s a quick checklist to help you figure out if your system is ready: 1. Check and Replace Air Filters Dirty filters restrict airflow

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Is my new Window AC defective?

  • SUBMITTED BY:
  • TWINTECH HEATING & COOLING
  • - June 5, 2023

I'd be glad to help you troubleshoot whether your new Window AC is defective. Here are some troubleshooting tips you can follow to determine the issue: No Cooling or Weak Cooling: Ensure that the temperature settings are correctly adjusted.

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