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MrCOOL Manuals & User Guides

User manuals, setup guides, troubleshooting help, and repair information for MrCOOL products.

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

About MrCOOL manuals on Manuals.plus

Joi Holding Llc is a heating, ventilating, and air conditioning company based in Hickory, Kentucky. Founded in 2014, MRCOOL carries a complete line of residential and commercial heating and cooling products. Their official website is MrCOOL.com.

A directory of user manuals and instructions for MrCOOL products can be found below. MrCOOL products are patented and trademarked under brands Joi Holding Llc.

Contact Info:

Address: 48 Remington Way Hickory, KY, 42051-9079 United States

Phone: (270) 366-0457

Employees (this site): 150 Actual
Employees (all sites): 150 Actual

Revenue: $13.51 million Modelled

Year Started: 2014

ESG Ranking: 1.0
ESG Industry Average: 2.82

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 MCAESAS4T21AA Signature Series Split System Heat Pump Installation Guide

December 5, 2025

MRCOOL MCAESAS4T21AA Signature Series Split System Heat Pump Specifications Product: MCAESAS4T*21AA Refrigerant: R-454B PRODUCT USING INSTRUCTIONS Product Information: This product is an air conditioning unit designed for cooling indoor spaces…

MRCOOL MCAEHFDX1AA Multi Position AHU Electric Heat Kit Installation Guide

November 26, 2025

MRCOOL® Signature Series Multi-Position AHU Electric Heat Kit Installation & Owner’s Manual MODELS: MCAEHFD*X1AA MCAEHFDX1AA Multi Position AHU Electric Heat Kit Read this manual carefully before installation and keep it…

MRCOOL DIY 5th Single Zone Mini Split Heat Pump A-C User Guide

October 30, 2025

MRCOOL DIY 5th Single Zone Mini Split Heat Pump A-C INDOOR INSTALLATION STEP 1 Mounting Plate Installation Remove the metal mounting plate from the back of the indoor unit. Use…

MRCOOL DIYCASSETTE*HP-230D25-O Outtasight One Way Ceiling Cassette Air Handler Instruction Manual

September 11, 2025

DIYCASSETTE*HP-230D25-O Outtasight One Way Ceiling Cassette Air Handler Specifications: Product: DIYCASSETTE*HP-230D25-O Refrigerant: R-454B Version Date: July 24, 2025 Website: www.mrcool.com/documentation Product Usage Instructions: 1. Safety Precautions: Read and follow all…

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 DIY E Star Series Ductless Mini Split Air Conditioner Heat Pump Installation Guide

July 5, 2025

MRCOOL DIY E Star Series Ductless Mini Split Air Conditioner Heat Pump Specifications Maximum Line Set Length: 12K System: 82 ft (25 m) 18K System: 98 ft (30 m) 24K…

MRCOOL MVPHK Hyper Heat Heat Kit Owner’s Manual

June 25, 2025

MRCOOL MVPHK Hyper Heat Heat Kit Specifications Product: MVPHK** Refrigerant: R-454B Safety Precautions Read Before Using Incorrect usage may cause serious damage or injury. The symbols below are used throughout…

MRCOOL Easy Pro Series Mini Split Remote Control Owner’s Manual

June 6, 2025

Easy Pro Series Mini Split Remote Control Specifications & Compatibility Rated Voltage: 3.0V (Dry Batteries R03/LR03x2) Signal Receiving Range: 26 ft (8m) Environment: DIY-09-HP-WMAH-115D25-O DIY-12-HP-WMAH-115D25-O Compatible Models: Olympus: EZPRO-09-HP-WMAH-115D-O Advantage:…

MRCOOL MVPHK Versa Pro and Hyper Heat Kit Installation Guide

June 2, 2025

MRCOOL MVPHK Versa Pro and Hyper Heat Kit Read this manual carefully before installation and keep it where the operator can easily find it for future reference. Due to updates…

MRCOOL DIY Hyper Heat Series Mini-Split System: Installation & Owner's Manual

installation manual, owner's manual

Comprehensive installation and owner's manual for the MRCOOL DIY Hyper Heat Series Single-Zone Mini-Split System. Covers safety, unit overview, installation, connections, post-installation checks, and troubleshooting.

MRCOOL PRODIRECT™ Series Installation & User Manual

Installation & User Manual

Comprehensive installation and user manual for the MRCOOL PRODIRECT™ Series Split System Heat Pump & Air Conditioner (HHP150* & HAC150*). Covers installation, operation, safety, troubleshooting, and maintenance for optimal performance.…

MRCOOL Universal Series Air Handler Owner's Manual (MDUI18024/MDUI18036)

Owner's Manual

Comprehensive owner's manual for the MRCOOL Universal Series 2-3 Ton Air Handler (Models MDUI18024/MDUI18036). Covers installation, safety, operation, troubleshooting, and maintenance for optimal HVAC performance.

MRCOOL GeoCool® DC Inverter Geothermal Heat Pump Installation & Owner's Manual

Installation & Owner's Manual

Comprehensive installation and owner's manual for the MRCOOL GeoCool® DC Inverter Geothermal Heat Pump. Covers safety, product specifications, installation procedures, and maintenance for models GCSHPM*IN, GCSBLM*, GCSAM*GN, and GCSAR*.

GeoCool DC Inverter Geothermal Heat Pump: Installation and Owner's Manual

Installation & Owner's Manual

This manual provides comprehensive installation and owner's guidance for the GeoCool DC Inverter Geothermal Heat Pump, covering safety precautions, product information, installation steps, and maintenance. It is designed for qualified…

MRBREEZE® Hot+Cool Ventilateur à technologie sans hélices - Manuel d'installation

Installation Manual

Manuel d'installation pour le ventilateur sans hélices MRBREEZE® Hot+Cool de MRCOOL. Ce guide fournit des instructions de sécurité, une description du produit, les fonctions, le dépannage et l'entretien pour le…

MRCOOL® Série UNIVERSAL® Manuel d'Installation et d'Utilisation

Installation and User Manual

Guide complet d'installation et d'utilisation pour le système divisé MRCOOL® Série UNIVERSAL®. Ce manuel détaille les procédures de montage, de câblage, de sécurité et de dépannages pour les modèles UAH18*-O…

MRCOOL DIY® Series Multi-Zone Mini-Split System Installation & Owner's Manual

Installation and Owner's Manual

Comprehensive installation and owner's manual for the MRCOOL DIY® Series Multi-Zone Mini-Split System. Covers safety, unit overview, installation, wiring, and troubleshooting for models like DIY-**-HP-WMAH-230D25-O, DIY-MULTI*-**HP230D-O, and DIYCASSETTE**HP-230D25-O.