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MrCOOL Manuals & User Guides

MrCOOL offers innovative heating and cooling solutions, specializing in DIY ductless mini-split systems and heat pumps designed for easy installation and efficiency.

Tip: include the full model number printed on your MrCOOL label for the best match.

About MrCOOL manuals on Manuals.plus

MrCOOL is a leading manufacturer of heating, ventilating, and air conditioning (HVAC) products, headquartered in Hickory, Kentucky. Founded in 2014, the company has revolutionized the residential HVAC market with its focus on do-it-yourself (DIY) solutions. Their flagship product lines, such as the DIY® Multi-Zone and Single-Zone Ductless Mini-Splits, feature patented Quick Connect® technology, allowing homeowners to install high-efficiency cooling and heating systems without the need for specialized tools, professional training, or vacuuming refrigerant lines.

Beyond DIY solutions, MrCOOL offers a comprehensive range of residential and commercial products, including the Universal Series central heat pumps, Signature Series air handlers, packaged units, and gas furnaces. Known for their slogan "Comfort Made Simple," MrCOOL products combine smart home connectivity, energy efficiency, and robust performance in extreme temperatures.

MrCOOL manuals

Latest manuals from manuals+ curated for this brand.

MRCOOL MCAESAS4T Split System Air Conditioner Owner’s Manual

December 5, 2025
MRCOOL MCAESAS4T Split System Air Conditioner Specifications Product: Air Conditioner Model: MCAESAS4T*21AA Refrigerant: R-454B Product Usage Instructions Safety Precautions: Read the safety precautions carefully before using the product to avoid…

MRCOOL Outtasight Mini Split Remote Control Owner’s Manual

August 6, 2025
MRCOOL Outtasight Mini Split Remote Control Specifications & Compatibility Rated Voltage: 3.0V (Dry Batteries R03/LR03x2) Signal Receiving Range: 26 ft (8m) Environment: Compatible Models: Olympus DIYCASSETTE06HP-230D25 DIYCASSETTE09HP-230D25 DIYCASSETTE12HP-230D25 DIYCASSETTE18HP-230D25 CASSETTE09HP-230C-O…

MRCOOL® Pre-Charged Coil Installation & Owner's Manual (MCMP*OTB Series)

Installation & Owner's Manual
Comprehensive installation and owner's manual for the MRCOOL® Pre-Charged Coil (MCMP*OTB series) with R-454B refrigerant. Covers safety, installation, operation, maintenance, and troubleshooting for models MCMP1824AOTB, MCMP1824BOTB, MCMP3036BOTB, MCMP4860COTB, and MCMP4860DOTB.

MrCOOL video guides

Watch setup, installation, and troubleshooting videos for this brand.

MrCOOL support FAQ

Common questions about manuals, registration, and support for this brand.

  • Where can I find the serial number on my MrCOOL unit?

    The serial number is typically located on the rating plate of reliability sticker found on the side or back of the outdoor condenser unit and underneath the front panel of the indoor air handler.

  • Do I need a professional to install the MrCOOL DIY series?

    The MrCOOL DIY series is specifically designed for amateur installation using pre-charged Quick Connect lines. However, you should always consult local codes and consider a professional if you are uncomfortable with the process.

  • How do I register my MrCOOL warranty?

    You can register your product for warranty coverage by visiting the official MrCOOL warranty registration page located at mrcool.com/warranty-registration.

  • Where can I download MrCOOL user manuals?

    User manuals and installation guides are available on the MrCOOL Documentation page or here on Manuals.plus.