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Munchkin MUNCHKIN HIGH EFFICIENCY HEATER with the "925" Controller manual

Models: MUNCHKIN HIGH EFFICIENCY HEATER with the "925" Controller

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Munchkin MUNCHKIN HIGH EFFICIENCY HEATER with the "925" Controller manual

Contents

Installing, Operating & Maintaining MUNCHKIN HIGH EFFICIENCY HEATER with the “925” ControllerWHAT TO DO IF YOU SMELL GAS SPECIAL ATTENTION BOXES USING THIS MANUALWARNINGS USING THIS MANUALTABLE OF CONTENTS TABLE OF CONTENTSGENERAL INFORMATION PART 1. GENERAL INFORMATIONGENERAL INFORMATION RECOMMENDED SERVICE CLEARANCES80M/140M/199M T50M/T80MGENERAL INFORMATION DIMENSIONST50M/T80M GENERAL INFORMATION 140M/199MCODES & REGULATIONS ACCESSIBILITY CLEARANCESGENERAL INFORMATION GENERALGENERAL INFORMATION / ELECTRICAL PART 2. ELECTRICALNote Service clearance of the Munchkin See Section 1, Figures 1-1 and ELECTRICAL DANGERDANGER DANGERELECTRICAL Figure 2-1 Connection Wiring Directly to Central Heating CirculatorGAS CONNECTION PART 3. GAS CONNECTIONDUNGS GAS VALVE GAS CONNECTIONDANGER PART 4. VENTINGFoam Core Pipe is not to be used in connecting the exhaust pipe DANGERB. VENTING THE MUNCHKIN DANGERVENTING REFERENCE THE NATIONAL FUEL GAS CODE 2002 EDITION VENTINGEXIT TERMINALS OF MECHANICAL DRAFT AND DIRECT-VENT VENTING SYSTEM Do not exceed the 85 foot maximum requirement intake plus exhaust piping added together including fitting allowance VENTINGVENTING DANGERThe Munchkin is not intended to be common vented with any other existing applianceVENTING DIAGRAMS FOR SIDEWALL VENTINGVENTING VENTING DIAGRAMS FOR VERTICAL VENTINGPIPING PART 5. PIPINGB. CIRCULATOR SIZING PIPINGC. FILL AND PURGE HEATING SYSTEM PIPINGD. PIPING ILLUSTRATIONS Piping Symbol LegendPIPING PIPING Standard Munchkin boilerRetrofit piping zoning with valves Space heating mode Drawing 1APIPING Retrofit piping zoning with valves Domestic water heating modeDrawing 1B Standard Munchkin boilerPIPING Preferred piping zoning with valves Space heating modeDrawing 2A Standard Munchkin boilerPIPING Preferred piping zoning with valves Domestic water heating modeDrawing 2B Standard Munchkin boilerPIPING Preferred piping zoning with circulators Space heating modeDrawing 2C Standard Munchkin boilerPIPING Preferred piping zoning with circulators Domestic water heating modeDrawing 2D Standard Munchkin boilerPIPING Standard Munchkin boiler Preferred pipingmultiple boilers / zoning with circulators Space heating mode Drawing 2EPIPING Drawing 2FStandard Munchkin boiler Preferred piping START-UP PROCEDURES PART 6. START-UP PROCEDURESDANGER result, causing property damage, personal injury or loss of lifeFOR YOUR OWN SAFETY READ BEFORE OPERATING START-UP PROCEDURESFunction Value START-UP PROCEDURESE. ADJUSTING THE TEMPERATURE ON THE MUNCHKIN DISPLAY F. STATUS MENUDANGER START-UP PROCEDURES / SERVICINGWater temperature over 125 degrees F. can cause severe burns instantly, or death from scalds. Children, disabled, and elderlyB. BOILER ERROR PART 7. TROUBLESHOOTINGTROUBLESHOOTING A. MUNCHKIN ERROR CODEDescription TROUBLESHOOTINGTable 7-1 925 Control Board Error Codes CodeRESISTANCE TABLES TROUBLESHOOTINGMAINTENANCE PART 8. MAINTENANCEDANGER MAINTENANCED. COMBUSTION CHAMBER COIL CLEANING INSTRUCTIONS DANGERCaution Do not replace with any amperage other than 6.3A MAINTENANCECONTROL WIRING LAYOUT E. MUNCHKIN CONTROLLERMAINTENANCE MAINTENANCE Page Page LP-61 REV. 1/17/05 Munchkin R12004 Heat Transfer Products, Inc