Mr. Heater MH25LP / MH25NG Chapter Introduction, Purpose of Equipment, Manual USE

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CHAPTER I

INTRODUCTION

1. EQUIPMENT

This heater is the consumer version of a highly success- ful, thoroughly tested, gas fired, infrared, industrial utility heater.

This heater does not require an external electrical source for operation.

The major components of the heater and a typical installation are identified in Figure 1. The basic heater

consists of the complete burner assembly, flue deflector, grid, reflector assembly and face guard.

2. PURPOSE OF EQUIPMENT

WARNINGS

This heater is for indoor installation only.

This heater is designed to heat indoor areas. Do not use for inhabited or small, enclosed areas.

This heater is an ideal selection when a simple and

easily installed method of heating a utility building is required.

GAS CONTROL

VALVE

POWERPILE

GENERATOR

EXHAUST VENT

THERMOSTAT

CABLE

BASIC HEATER

WALL MOUNTING

BRACKET

THERMOSTAT

Figure 1. Heater Major Components

3. MODELS COVERED IN THIS MANUAL

Model MH25NG/HS25NG is for use where natural gas is intended fuel source. Model MH25LP/HS25LP is for use where propane gas is the intended fuel source.

4.MANUAL USE

•The procedures and information contained within

this manual will allow purchaser of this heater to install and maintain the heater safely and efficiently.

•The cover and the following page provide a safety summary that attempts to gather all the warn- ings used within the manual in one location.

•A table of contents is provided for easy reference to any portion of the manual.

•Chapter 1 provides general information on the use of this manual and on the heater.

Model # MH25NG/LP

HS25NG/LP

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Installation instructions and Owner’s Manual

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Contents What to do if YOU Smell GAS GAS Fired INFRA-RED Workshop HeaterTable of Contents Models Covered in this Manual Chapter IntroductionEquipment Purpose of EquipmentNfpa Heater Dimensions and Orifice SizesGeneral Information BTU Ratings and Supply PressuresHeater Side Reflector Must be Horizontal Chapter Heater InstallationGeneral Installation Information and Requirements Only Flue Side of Heater can be Elevated 30oHeater Mounting Instructions Heater Mounting Information Piping Requirements Connecting Heater to GAS SupplyPiping Installation Gas Supply RequirementsTypical Piping Installation Operating Safety Instructions Heater Startup Chapter Heater Operating InstructionsPressure Lighting of Pilot Burner Heater ShutdownInlet Chapter Operator Maintenance InstructionsTroubleshooting Adjusting the Pilot FlameGas control knob Is hard to turn or push down, or Symptoms Causes SolutionsReplacing the GAS Valve Unit Frequency of Operator ChecksIf Service is Required Chapter Replacement Parts ListPlease 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 warranty1993-6b.Z83 Ansi M81-16.2-1 canGarantie cette Conservez Clature Description Nomen DE N ’ARTICLE N Rechange DE Pièces DES Liste V Chapitre Nécessaire EST Réparation UNE SIMagasin Votre À Appareil CET PAS Retournez NE ’UTILISATEUR PAR Inspections DES Fréquence GAZ DE Soupape LA DE RemplacementSolutions Causes Symptômes Si remplacée être doit gaz de commande LaDépannage Flamme La de approprié Réglage .11 FigureVeilleuse la de Allumage .10 Figure Radiateur DU ArrêtDu dissipation la permettre pour minutes 5 Attendez Sécurité DE Consignes Remarque Manuelle GAZ DE Commande DE BoutonRadiateur DU D’UTILISATION Notice III Chapitre Gaz de soupape la de Composants .9 FigureCm 7,6 Tuyauterie la de type Installation .7 FigureCâblage de Schéma .4 Figure Joint À Pâte DE Modérée Quantité UNE UtilisezGAZ EN L’ALIMENTATION À Radiateur DU Connexion Figure LA Voir Radiateur du montage de Directives .3 FigureDU Montage DE Instructions RadiateurRadiateur DU Installation II Chapitre Relativement Exigences ET Généraux RenseignementsPuissance Nfpa Orifices des tailles et radiateur du Dimensions .2 Tableau’alimentation pressions et BTU en Puissances .1 Tableau Généraux Renseignements’ÉQUIPEMENT DE Utilisation Introduction I ChapitreGuide DU Utilisation Guide Présent LE Dans Décrits ModèlesAvertissements Matières DES TableGarde EN Mise Carbone de monoxyde au EmpoisonnementGAZ 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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