• (405)745-6000
  • Monday – Friday 8:00 AM – 5:00 PM CST
  • 7300 S.W. 44th Street Oklahoma City, OK 73179

ClimateMaster, established in 1983, stands as a premier manufacturer specializing in water-source and geothermal heat pump systems catering to both residential and commercial markets. ClimateMaster’s products are known for their exceptional energy efficiency, unwavering reliability, and unparalleled comfort, & the company’s products show they really care about making things better and looking after the environment.

ClimateMaster Fault Codes, Reviews, Installation Cost & Contact Details

What are Climatemaster’s contact details?

ClimateMaster provides different ways for customers to get help, like calling them, sending an email, or chatting online. They also have authorized dealers and distributors who can support you when you need it.

ClimateMaster Head Office7300 S.W. 44th Street Oklahoma City, OK 73179
ClimateMaster Phone Number(405)745-6000
ClimateMaster Customer Service HoursMonday – Friday 8:00 AM – 5:00 PM CST
ClimateMaster Email Address[email protected], [email protected]
Submit a request to get a quoteVisit here
ClimateMaster Social Media PlatformsLinkedIn , Facebook , Twitter
Climatemaster’s contact details

What are the most common and important ClimateMaster fault codes?

ClimateMaster heat pump units can display a variety of fault codes to indicate a problem. Here is a table of the most common and important ClimateMaster fault codes, along with their possible causes and solution:

Fault CodeDescriptionPossible CausePossible Solution
High pressure (Code 2)Refrigerant pressure too highRefrigerant leak, malfunctioning compressor, clogged condenser coil, problem with refrigerant metering deviceCheck for refrigerant leaks, repair or replace compressor, clean condenser coil, replace refrigerant metering device
Low pressure switch (Code 3)Refrigerant pressure too lowRefrigerant leak, malfunctioning evaporator coil, problem with refrigerant metering deviceCheck for refrigerant leaks, repair or replace evaporator coil, replace refrigerant metering device
Low water temperature (Code 4)Water temperature entering unit too lowProblem with water circulation system, malfunctioning water pump, problem with water supplyCheck water circulation system, repair or replace water pump, fix water supply
Low air coil (Code 5)Air temperature leaving unit too lowProblem with air circulation system, malfunctioning blower fan, clogged air filterCheck air circulation system, repair or replace blower fan, clean air filter
Condensate overflow (Code 6)Condensate drain cloggedDirt or debris in drain, malfunctioning condensate pumpClean condensate drain, repair or replace condensate pump
Over/under voltage (Code 7)Voltage to unit too high or too lowProblem with electrical supply or with unit itselfFix electrical supply or repair unit
Swapped thermistor (Code 9)Thermistors on unit swappedUnit will operate incorrectlyReswap thermistors
Airflow fault (Code 10)Problem with airflow through unitClogged air filter, malfunctioning blower fan, problem with ductworkClean air filter, repair or replace blower fan, fix ductwork
Low air coil pressure (Code 11)Air pressure in evaporator coil too lowRefrigerant leak, malfunctioning expansion valveCheck for refrigerant leaks, replace expansion valve
Low air temperature (Code 12)Air temperature entering unit too lowProblem with air intake system, malfunctioning damperFix air intake system, repair or replace damper
ClimateMaster fault codes

If you see any of these fault codes on your ClimateMaster heat pump unit, it is important to have it serviced by a qualified technician.

What is the cost of installing a ClimateMaster geothermal heating system?

The cost of installing a geothermal heating system might cost anywhere between $10,000 and $20,000. How much you pay depends on how big your home is and how tricky the setup is. There are a few things that make up the cost, like drilling, putting in the loops underground, and getting the heating equipment.

Here are some additional details about the costs of geothermal heating systems:

  • Drilling costs: $2,000 to $6,000
  • Ground loop installation: $3,000 to $8,000
  • Heat pump equipment: $4,000 to $12,000

Despite the upfront installation costs, geothermal heating systems offer significant long-term savings. They are typically 50% more efficient than traditional HVAC systems, leading to lower energy bills and reduced carbon emissions.

What are ClimateMaster’s model numbers & what they mean?

ClimateMaster uses a variety of model numbers to identify their products. The model number typically includes the following information:

  • Product type (water source, geothermal, or air-to-air)
  • Heating capacity (in BTUs)
  • Cooling capacity (in BTUs)
  • Efficiency rating (EER or SEER)
  • Optional features (such as two-stage heating or cooling)

For example, the model number “TC16i-024-NH” stands for:

  • Tranquility 16i (product type)
  • 24,000 BTUs heating capacity
  • 18,000 BTUs cooling capacity
  • Non-heat pump (NH)

What type of products does ClimateMaster offer?

ClimateMaster is a manufacturer of water-source heat pumps and other HVAC equipment. They offer a variety of products for both residential and commercial applications, including:

Tranquility 16i

The Tranquility 16i, a highly efficient water source heat pump, suits residential needs. It has a COP of up to 5.2, implying it delivers 5.2 units of heating or cooling for every 1 unit of electricity. This Energy Star-certified system has a SEER up to 21.0.

Tranquility 16i is available in various sizes, it accommodates diverse home requirements. It offers optional features like two-stage heating/cooling and humidity control.

Other Products

ClimateMaster provides a wide range of other products in addition to the Tranquility 16i. These products include:

  • ClimateMaster Geothermal heat pumps
  • ClimateMaster Air-to-air heat pumps
  • Water source heat pumps with scroll compressors
  • Water source heat pumps with variable speed compressors
  • ClimateMaster Air handlers
  • ClimateMaster Coils

ClimateMaster also offers a variety of accessories like thermostats, air filters, and controls.

What are the ratings of ClimateMaster according to the customer reviews?

Based on customer reviews and feedback, ClimateMaster received an average rating of 2 out of 5 stars.

Pros as per positive reviews

  • Dual compressor vibration isolation
  • EarthPure® refrigerant
  • Advanced digital controls

Cons observed as per negative reviews

  • Potential for repair issues
  • Lack of transparency in pricing
  • Limited warranty coverage
  • Inconsistency in product quality

While online reviews and feedback can provide valuable insights, only firsthand experience can truly reveal the pros and cons of ClimateMaster products and services. Whether you’re considering a ClimateMaster water-source heat pump or an air conditioner, nothing beats trying it out for yourself to form your own opinion.


For those seeking a brand that prioritizes energy efficiency, environmental consciousness, and technological advancements, ClimateMaster is a viable option worth considering.  While ClimateMaster has received its share of criticism, particularly in terms of customer service experiences and product quality inconsistencies, the company has also earned praise for its commitment to innovation and its dedication to providing eco-friendly solutions.   As a conclusion, the decision of whether or not to choose ClimateMaster products is a personal one, based on individual needs, preferences, and firsthand experiences.

Who Are We?

ContactForSupport is an online phone directory that covers a wide array of categories including HVAC. We offer efficient resources and their contact information with our 24/7 support. You can call us anytime, any day to get your concerns resolved.

Is ClimateMaster any good?

ClimateMaster excels with ENERGY STAR®-recognized geothermal heat pumps, known for efficiency and smart iGate® controls, marking them superior.

What is code 7 on the Climatemaster fault?

Code 7 on ClimateMaster indicates Under/Over Voltage. It’s a safety shutdown, auto-resetting if voltage stabilizes within 0.5 seconds. No prolonged shutdown is a fault.

Where is ClimateMaster’s Head Office located?

ClimateMaster’s head office is situated at 7300 S.W. 44th Street, Oklahoma City, OK 73179.

What are ClimateMaster’s Customer Service Hours?

Customer service operates from Monday to Friday, 8:00 AM to 5:00 PM CST.

What is ClimateMaster’s Phone Number?

You can contact ClimateMaster by dialing (405) 745-6000.

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