Munchkin 399M manual Dimensions PRE-INSTALLATION Requirements

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GENERAL INFORMATION

DIMENSIONS

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C. PRE-INSTALLATION REQUIREMENTS

The Munchkin is designed for installation on non-rated flooring, in alcoves, basements, utility rooms, and closet but never a bedroom closet. Choose a location for your Munchkin, centralized to the piping system, along with consideration for Electrical (Part 2, Page 6), Gas Connection (Part 3, Page 8) and Venting (Part 4, Page 11).

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Contents What to do if YOU Smell GAS Munchkin High Efficiency 399M Commercial BoilerUsing this Manual Using this ManualTable of Contents Part 1. General Information Munchkin Ratings and DimensionsGeneral Information HOW IT OperatesDimensions PRE-INSTALLATION Requirements General Information / Electrical Part 2. ElectricalPressure Relief Valve Electrical ConnectionElectrical Electrical / GAS Connection Part 3. GAS ConnectionGAS Connection GAS ConnectionGAS Piping GAS TableMunchkin Burnertech GAS Valve Combustion SettingsVenting Part 4. VentingApproved Venting Materials Venting the Munchkin in 4 or 6 Plastic PipeVenting Important Note Fittings or Piping Equivalent Feet Longer Vent Runs Using a Combination 4 to 6 PipeHeater Removal from a Common Vent System Diagrams for Sidewall VentingDiagram for Vertical Venting Venting / Piping Part 5. PipingCondensate Requirements Hydronic Piping with Circulators or Zone ValvesCirculator Sizing PipingFill and Purge Heating System Piping Illustrations Piping Symbol LegendZone valves Make-up water Zone valves Mixing valve Zone valves Make-up water Piping Space heating zone circuit Zone Circulators Make-up water PB1 PB2 PB1 PB2 START-UP Procedures Part 6. START-UP ProceduresItems to be Checked Before Lighting the Munchkin Lighting InstructionsOperating Instructions Adjusting the Temperature on the Munchkin DisplayTo Turn OFF GAS to Appliance Test ModeStatus Menu Munchkin Temporary Fault Condition START-UP Procedures / ServicingPart 7. Servicing Sequence of OperationServicing Munchkin Fault Requiring Manual ResetServicing Remedy Call Factory for further assistance Resistance Tables Maintenance Part 8. MaintenanceLeaks Munchkin Controller Control Wiring LayoutMaintenance Maintenance Page Page Heat Transfer Products, Inc LP-121 REV /20/04