Ohio 44135 place for future reference. Phone: 800/251-0001 FOR YOUR SAFETY WHAT TO DO IF YOU SMELL GAS • Do not try to light any appliance. • Do not touch any 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. WARNING: improper installation, ADJUSTMENT, SERVICE OR MA NTE-NANCE CAN CAUSE PROPERTY DAMAGE, INJURY OR DEATH. READ THE INSTALLA-TION-TION, OPERATING AND MA NTE-NANCE INSTRUCTIONS THOROUGHLY BEFORE INSTALLING OR SERVICING THIS EQUIPMENT ANSI Z83.6b - 1993 CAN 1-2.16-M81 CSA Requirements, 7-89 US Infrared Garage Heater MODEL NUMBERS MH25NG (F272200) - Natural Gas MH25LP (F272100) - Propane Gas For Your Safety Do not store or use gasoline or other Flammable vapors and liqu ds in the vicinity of this or any other appliance. Stock No. 18672 2/00 SAFETY SUMMARY WARNING Improper installation, adjustment, alteration, service or maintenance can cause injury or property damage. Refer to this manual. For assistance or additional information consult a qualified installer, service agency or the gas supplier. When used without fresh air, heater may give off CARBON MONOXIDE, an odorless poisonous gas. OPEN WINDOW AN INCH OR TWO FOR FRESH AIR WHEN USING HEATER. This heater is equipped with a PILOT LIGHT SAFETY SYSTEM. DO NOT TAMPER WITH PILOT LIGHT SAFETY SYSTEM. If heater shuts off, do not relight until you provide fresh air. If heater keeps shutting off, have it serviced. Keep burner and control clean. Open door for 5 minutes. CARBON MONOXIDE POISONING MAY LEAD TO DEATH. Early signs of carbon monoxide poisoning resemble the flu with headache, dizziness and/or nausea. If you have these signs, heater may not be working properly. Get fresh air at once! Have heater serviced. Maintain clearances as shown in Figure 2 or on heater nameplate, in garage installations where parked vehicles are directly below the heater. DO NOT USE MATCH OR OTHER FLAME FOR LEAK TESTING. D{0 NOT EXCEED 1/2 PSI INLET PRESSURE TO HEATER. I • _ CAUTION Never connect gas valve or thermostat to line voltage or a transformer. If the infra-red color of the grid becomes dull when the house furnace is operating, consult gas supplier on correct gas supply piping sizes. MR. HEATER is for indoor installation only! NOTE Gasket binder material used in this heater assembly will temporarily emit an odor and/or vapor. This condition will clear up in approximately 20 minutes and thereafter will not reoccur. Refer to Chapter 2 for ventilation. TABLE OF CONTENTS Chapter Title Page IV V III II Introduction MR. HEATER Installation MR. HEATER Operating Instructions Operator Maintenance Instructions Replacement Parts List 3 10 14 16 CHAPTER I INTRODUCTION 1. EQUIPMENT 0, a highly successful, thoroughly tested, gas tted. infrared industrial utility heater. MR. HEATER is the consumer version external electrical source for operation. MR. HEATER does not require an The major components of the heater and a typical installation are laenui.cu ... plete burner assembly,flue deflector, grid, relector assembly, and face guard. identified in Figure 1 The basic heater consists of the com- gas control f VAl.VE > POWERPILE * generator exhaust VENT BASIC HEATEF WALL MOUNTING bracket THERMOSTAT Figure 1. MR. HEATER Major Components 1 2. PURPOSE OF EQUIPMENT WARNING MR. HEATER is for indoor installation only. MR. HEATER is designed to heat indoor areas. Do not use for inhabited or small, enclosed areas. MR. HEATER is an ideal selection when a simple and easily installed method of heating a garage or utility building is required. 3. MODELS COVERED IN THIS MANUAL Model MH25NG is for use where natural gas is intended fuel source. Model MH25LP 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 a MR. 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 warnings 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 and MR. HEATER Corporation. Chapter 2 provides heater installation requirements and information, such as: a) minimum distances from heater components to combustible materials, b) heater mounting requirements, c) venting requirements, d) fuel supply requirements, e) thermostat mounting. Chapter 3 covers startup, operation, and shutdown of the heater. Chapter 4 provides operator maintenance instructions such as: troubleshooting, adjustments, powerpile replacement and operator checks Chapter 5 provides warranty and replacement parts information. 5. GENERAL INFORMATION • Your...