Mr. Heater MH25LP / MH25NG operating instructions GAS Fired INFRA-RED Workshop Heater

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Installer: Leave this manual with the appliance. Consumer: Retain this manual for future reference.

OPERATING INSTRUCTIONS AND OWNER’S MANUAL

MR. HEATER

MODEL

MH25LP

 

MH25NG

 

 

READ INSTRUCTIONS CAREFULLY: Read and follow all instructions. Place instructions in a safe place for future reference. Do not allow anyone who has not read these instructions to assemble, light, adjust or operate the heater.

HEATSTAR

MODEL

HS25NG

HS25LP

 

 

GAS FIRED INFRA-RED WORKSHOP HEATER

WARNING: If the information in this manual is not followed exactly, a fire or explosion may result causing property damage, personal injury, or loss of life.

-Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance.

-WHAT TO DO IF YOU SMELL GAS

•Shut off gas supply

•Do not try to light any appliance

•Do not touch an electrical switch; do not use any phone in your building.

•Immediately call your gas supplier from a neighbor’s phone. Follow the gas supplier’s instructions.

•If you cannot reach your gas supplier, call the fire department.

-Installation and service must be performed by a qualified installer, service agency, or the gas supplier.

WARNING: This is an unvented gas-fired heater. It uses air (oxygen) from the room in which it is installed. Provisions for adequate combustion and ventilation air must be provided. Refer to Fresh Air for Combustion and Ventilation section on page 3 of this manual.

WARNING: Improper installation, adjustment, alteration, service or maintenance can cause property damage,

injury or death. Read the installation, operation, and maintenance instructions thoroughly before installing or servicing this equipment. For assistance or additional information consult a qualified installer, service agency, or gas supplier.

ENERCO GROUP, INC., 4560 W. 160TH ST., CLEVELAND, OHIO 44135 · 216-916-3000

18673 Rev. D 06/06

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Contents What to do if YOU Smell GAS GAS Fired INFRA-RED Workshop HeaterTable of Contents Equipment Chapter IntroductionPurpose of Equipment Models Covered in this ManualGeneral Information Heater Dimensions and Orifice SizesBTU Ratings and Supply Pressures NfpaGeneral Installation Information and Requirements Chapter Heater InstallationOnly Flue Side of Heater can be Elevated 30o Heater Side Reflector Must be HorizontalHeater Mounting Instructions Heater Mounting Information Piping Installation Connecting Heater to GAS SupplyGas Supply Requirements Piping RequirementsTypical Piping Installation Chapter Heater Operating Instructions Operating Safety Instructions Heater StartupPressure Lighting of Pilot Burner Heater ShutdownTroubleshooting Chapter Operator Maintenance InstructionsAdjusting the Pilot Flame InletReplacing the GAS Valve Unit Symptoms Causes SolutionsFrequency of Operator Checks Gas control knob Is hard to turn or push down, orChapter Replacement Parts List If Service is RequiredPlease do not Return this Appliance to Your Store ALL Warranty Claims Require Proof of Purchase Can 1-2.16-M81 Ansi Z83.6b-1993 Keep this warrantyM81-16.2-1 can 1993-6b.Z83 AnsiGarantie cette Conservez Clature Description Nomen DE N ’ARTICLE N Nécessaire EST Réparation UNE SI Rechange DE Pièces DES Liste V ChapitreMagasin Votre À Appareil CET PAS Retournez NE Solutions Causes Symptômes GAZ DE Soupape LA DE RemplacementSi remplacée être doit gaz de commande La ’UTILISATEUR PAR Inspections DES FréquenceDépannage Flamme La de approprié Réglage .11 FigureRadiateur DU Arrêt Veilleuse la de Allumage .10 FigureDu dissipation la permettre pour minutes 5 Attendez Radiateur DU D’UTILISATION Notice III Chapitre Remarque Manuelle GAZ DE Commande DE BoutonGaz de soupape la de Composants .9 Figure Sécurité DE ConsignesCm 7,6 Tuyauterie la de type Installation .7 FigureJoint À Pâte DE Modérée Quantité UNE Utilisez Câblage de Schéma .4 FigureGAZ EN L’ALIMENTATION À Radiateur DU Connexion Figure LA Voir Radiateur du montage de Directives .3 FigureDU Montage DE Instructions RadiateurRelativement Exigences ET Généraux Renseignements Radiateur DU Installation II ChapitrePuissance ’alimentation pressions et BTU en Puissances .1 Tableau Orifices des tailles et radiateur du Dimensions .2 TableauGénéraux Renseignements NfpaGuide DU Utilisation Introduction I ChapitreGuide Présent LE Dans Décrits Modèles ’ÉQUIPEMENT DE UtilisationGarde EN Mise Matières DES TableCarbone de monoxyde au Empoisonnement AvertissementsGAZ DE Odeur D’UNE Présence EN GAZ AU Alimenté Infrarouge À Telier D’ Teur Radi a

MH25LP / MH25NG specifications

The Mr. Heater MH25LP and MH25NG portable heaters are designed for anyone looking to efficiently heat small to medium-sized spaces, whether indoors or outdoors. These heaters are known for their reliability and effectiveness, making them popular choices for residential use, outdoor activities, and emergency heating scenarios.

The MH25LP is the propane model, while the MH25NG utilizes natural gas, providing versatility in fuel options to cater to different preferences and availability. Each unit is fitted with essential safety features, including an oxygen depletion sensor and an accidental tip-over shutdown system, ensuring peace of mind during use.

One of the main features of the Mr. Heater MH25 series is its impressive heating capacity. The units can produce up to 25,000 BTU per hour, sufficient for heating spaces up to 600 square feet, making them ideal for workshops, garages, cabins, and various outdoor activities. The adjustable heat settings allow users to customize the temperature to suit their comfort level, maximizing efficiency and reducing fuel consumption.

The design of the MH25 heaters emphasizes user convenience. Both models are lightweight and portable, which allows for easy transportation from one location to another. They come equipped with comfortable carrying handles, enhancing their usability for outdoor events, camping trips, or simply moving from room to room.

Another significant feature of the Mr. Heater MH25 series is the sophisticated combustion technology employed. The heaters utilize a radiant heating system that effectively warms objects and people in the room rather than just the air, leading to faster heating times and a more comfortable environment. Additionally, the units are designed with a sturdy and durable construction that ensures longevity, withstanding the rigors of outdoor use.

The units are also designed to operate quietly, making them an excellent choice for environments where noise levels need to be kept to a minimum, such as in personal workshops or while camping.

Overall, the Mr. Heater MH25LP and MH25NG are powerful, safe, and portable heating solutions that provide reliable warmth and comfort in various settings. Their combination of efficient heating, portable design, and safety features makes them an essential tool for anyone needing reliable heating solutions. Whether for everyday use or special events, these heaters stand out as dependable options to keep warm.
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