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Durham Region Air Conditioning Repair, Service and Installation

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If you're looking for help fixing your coleman air conditioner, look no further! Our comprehensive coleman air conditioner repair guide will explain common issues, provide troubleshooting tips, and show you how to read your model's error codes.


CODE: E0.
RESULT: Indoor EEPROM (Electrically Erasable Programmable Read-Only Memory) error.

CODE: E1.
RESULT: Indoor and outdoor unit communication malfunction.

CODE: E3.
RESULT: Indoor fan speed malfunction.

CODE: E4.
RESULT: Indoor room temperature sensor error.

CODE: E5.
RESULT: Evaporator coil temperature sensor error.

CODE: EC.
RESULT: Refrigerant leak detection system malfunction.

CODE: EE.
RESULT: Water level alarm malfunction.

CODE: E8.
RESULT: Dual indoor unit (twin model only) communication malfunction.

CODE: E9.
RESULT: Other twin model malfunction.

CODE: F0.
RESULT: Overload protection.

CODE: F1.
RESULT: Outdoor temperature sensor error.

CODE: F2.
RESULT: Outdoor condenser pipe sensor error.

CODE: F3.
RESULT: Discharge air temperature sensor error.

CODE: F4.
RESULT: Outdoor EEPROM (Electrically Erasable Programmable Read-Only Memory) error.

CODE: F5.
RESULT: Outdoor fan speed (DC fan motor only) malfunction.

CODE: F6.
RESULT: T2b sensor error.

CODE: F7.
RESULT: Auto-lifting panel communication error.

CODE: F8.
RESULT: Auto-lifting panel malfunction.

CODE: F9.
RESULT: Auto-lifting panel is open.

CODE: P0.
RESULT: Inverter module IPM protection.

CODE: P1.
RESULT: High/Low voltage protection.

CODE: P2.
RESULT: Compressor top overheating protection.

CODE: P3.
RESULT: Outdoor low temperature protection.

CODE: P4.
RESULT: Compressor drive error.

CODE: P5.
RESULT: Mode conflict.

CODE: P6.
RESULT: Compressor low-pressure protection.

CODE: P7.
RESULT: Outdoor IGBT sensor error.

Coleman Central Controller Fault Codes.

CODE: H3.
RESULT: Outdoor adding malfunction (valid for host unit).

CODE: H2.
RESULT: Outdoor decreasing malfunction (valid for host unit).

CODE: H1.
RESULT: Net communication malfunction.

CODE: EF.
RESULT: Other malfunction.

CODE: E4-T4.
RESULT: Temp. Sensor malfunction.

CODE: E3-T3.
RESULT: Temp. Sensor malfunction.

CODE: E2.
RESULT: Sensor malfunction.

CODE: E1-E0.
RESULT: Communication malfunction Phase sequence or lack of phase.

CODE: PF.
RESULT: Other Protection.

CODE: PE.
RESULT: Oil Balance.

CODE: PD.
RESULT: Oil Return.

CODE: PA.
RESULT: Defrost Protection.

CODE: P8.
RESULT: Compressor Current 3rd Protection.

CODE: P7.
RESULT: Compressor Current 2nd Protection.

CODE: P5.
RESULT: Condenser High Temp. Protection.

CODE: P4.
RESULT: Discharge Pipe Temp. Protection.

CODE: P3.
RESULT: Compressor Current 1st Protection.

CODE: P2.
RESULT: Discharge Low- pressure Protection.

CODE: P1-P0.
RESULT: Discharge High- pressure Protection Compressor High Temp. Protection.

Malfunction Code of Outdoor unit.

CODE: E1.
RESULT: Phase sequence error.

CODE: E2.
RESULT: Communication malfunction between indoor/outdoor units.

CODE: E3.
RESULT: T3 temperature sensor malfunction.

CODE: E4.
RESULT: T4 temperature sensor malfunction.

CODE: E5.
RESULT: T5 temperature sensor malfunction.

CODE: E6.
RESULT: Water-level alarm malfunction.

Coleman Central Air Conditioning Error Codes,

CODE: EF.
RESULT: Other malfunction PF Other Protection.

CODE: EE.
RESULT: Water level checking malfunction PE Reserve.

CODE: ED.
RESULT: Outdoor protection PD Reserve.

CODE: EC.
RESULT: Clear malfunction PC Reserve.

CODE: EB.
RESULT: Inverter Module Protection PB Reserve.

CODE: EA.
RESULT: Compressor Over-current (4 times) PA Reserve.

CODE: E9.
RESULT: Communication malfunction between PCB and Display board P9 Reserve.

CODE: E8.
RESULT: Fan motor checking out of control P8 Compressor Over-current.

CODE: E7.
RESULT: EEPROM malfunction P7 Power Lack/Over Volt Protection.

CODE: E6.
RESULT: Over-zero checking malfunction P6 Discharge Low-pressure Protection.

CODE: E5.
RESULT: T3 sensor malfunction P5 Discharge High-pressure Protection.

CODE: E4.
RESULT: T2B sensor malfunction P4 Discharge Pipe Temp. Protection.

CODE: E3.
RESULT: T2A sensor malfunction P3 Compressor Temp. Protection.

CODE: E2.
RESULT: T1 sensor malfunction P2 Condenser High Temp. Protection.

CODE: E1.
RESULT: Communication malfunction P1 Anti-cooling or Defrost Protection.

CODE: E0.
RESULT: Phase sequence or lack of phase P0 Evaporator Temp. Protection.

CODE: 03#.
RESULT: CCM/PC(gateway) Communication Malfunction.

CODE: 02#.
RESULT: CCM/Function Module Communication Malfunction.

CODE: 01#.
RESULT: CCM/NIM Communication Malfunction.

CODE: 00#.
RESULT: CCM/PCB Communication Malfunction.

Coleman Wall Mounted Type Ac Error Codes.

CODE: E7.
RESULT: Communication fault between indoor and outdoor units.

CODE: E1.
RESULT: Room temperature sensor failure.

CODE: E4.
RESULT: Indoor EEPROM error.

CODE: E14.
RESULT: Indoor fan motor malfunction.

CODE: F12.
RESULT: Outdoor EEPROM error.

CODE: F1.
RESULT: The protection of IPM.

CODE: F22.
RESULT: Overcurrent protection of AC electricity for the outdoor model.

CODE: F3.
RESULT: Communication fault between the IPM and outdoor PCB.

CODE: F19.
RESULT: Power voltage is too high or low.

CODE: F4.
RESULT: Overheat protection for Discharge temperature.

CODE: F8.
RESULT: Outdoor DC fan motor fault.

CODE: F21.
RESULT: Defrost temperature sensor failure.

CODE: F7.
RESULT: Suction temperature sensor failure.

CODE: F6.
RESULT: Ambient temperature sensor failure.

CODE: F25.
RESULT: Discharge temperature sensor failure.

CODE: F11.
RESULT: deviate from the normal for the compressor.

CODE: F28.
RESULT: Loop of the station detect error.

CODE: F2.
RESULT: Overcurrent of the compressor.

CODE: F23.
RESULT: Overcurrent protection for single-phase of the compressor.


See What Our Customers Are Saying:

by Private User on Twintech Heating and Cooling

Excellent job. Excellent service. Competitive price. Its rare to find a company with the knowledge and professional results we have experienced with Twintech. The clean and neat installation with attention to detail and drop sheers to respect our property is a clear indication of Twintechs high level of integrity. The 1-1/2 gas line upgrade they did for our pool 3 years ago was awesome. Can't say enough. Thank-you Twintech.

by Private User on Twintech Heating and Cooling

Twitch did a great job with the installation of our new furnace. I really appreciated their honesty and I could trust what they were telling me. Another company tried to suggest significantly more work at a greater cost claiming it was necessary to meet current building code. Twintech is very fair. All staff I meet were friendly, polite and trustworthy. I would recommend Twitch for a furnace.

by Private User on Twintech Heating and Cooling

This is a professional team that's easy to deal with. I would strongly recommend them

by hj.taggart in OSHAWA on Twintech Heating and Cooling

Very professional firm from start to finish!
They removed the old oil tank and furnace. They installed air conditioning and a new propane furnace.
Professional installation, on time and no mess.
Very pleased with their work and would highly recommend the company. Our house is three stories so they spent the time to do all the calculations to make sure we would have great performance on each floor.
Thank you again!

by susieschoeppler in Oshawa on Twintech Heating and Cooling

Upon a routine yearly maintenance, it was discovered there was a leak in the heat exchanger and a I needed a new furnace. I know nothing about these things and was completely stressed out. The company I had the maintenance plan with quoted me a huge number to rent a furnace, I just wanted to cry. Then I spoke to Dave at Twintech. He was so knowledgeable and calming, provided me a fair quote and within a few days I had an amazing crew show up to my house and install my new energy efficient furnace! I have already recommended these wonderful people at Twintech to a good friend of mine. Thank you Twintech!!

by Private User on Twintech Heating and Cooling

Great service and great people to deal with, from sales to installer. I highly recommend this company.

by GR from Oshawa on Twintech Heating and Cooling

Twintech replaced our aging furnace and air conditioner recently. I highly recommend this company. Their quote was competitive, they were on time and respectful of our home and extremely professional. From the salesman to the installers and the owner who followed up afterward to ensure we were satisfied, we are very pleased with the service. We are looking forward to working with this company for all of our HVAC needs for the years to come. Excellent workmanship and service!

by nathans in Scarborough on Twintech Heating and Cooling

We wanted to get our AC replaced as it was 22-years old and added to this our furnace was costing more and more to repair. So, we decided to get both the furnace and AC replaced.

After going through a few quotes and product reviews we decided to go with Twintech. The three-men crew arrived early in the morning, wasted no time and got to work right away. By 2:00 pm, they were all done. I’ve found their work to be top notch and they were completely professional. I had all my questions answered to my satisfaction both during the progress of their work and at end.

I have pleasure in recommending Twintech to anyone who is looking to get their furnace or Ac replaced

Nathan S.

by Private User on Twintech Heating and Cooling

Our air conditioner died On a Saturday and within hours Dave came out to take a look and discuss replacement/repair options.
The new air conditioner was installed on the Wednesday. The new unit was installed quickly. The installers were friendly and cleaned up afterwards.
We noticed a slight leak around the furnace that night and they came out the next day and fixed the issue. It has been working great and is quieter than our previous unit.
Very satisfied and would highly recommend TwinTech.

by Nancy in Toronto on Twintech Heating and Cooling

I contacted TwinTech to replace my 20-year old A/C. Dave, their service rep, promptly replied and was at my home within 2 hours. He was friendly and knowledgeable and didn't try to upgrade or oversell their A/C units but suggested the best fit for my small 1000 feet bungalow. Although this was during a heatwave and very busy, they were able to fit me in 2 days later. The TwinTech crew installed a 1.5 ton Ducane A/C unit that is now running smoothly while maintaining a constant cooling temperature. The crew were very courteous, professional and efficient and I will definitely recommend TwinTech to family and friends. I much appreciated your great service.
Nancy M., Oshawa