Munchkin Gas-Fired Hot Water Boiler manual Contents CONT’D

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GAS-FIRED BOILER

Boiler Manual

CONTENTS (CONT’D)

Part 8 – Gas Piping. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45-47

A.Gas Connection

B.Gas Piping

C.Gas Table

D.Dungs Gas Valve

Part 9 – Field Wiring. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47-49

A.Installation Must Comply With

B.Field Wiring

C.Line Voltage Wiring

D.Thermostat

Part 10 – Field Wiring – Vision 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50 Part 11 – Start Up Preparation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51-53

A.Check/Control Water Chemistry

B.Freeze Protection (when used)

C.Fill and Test Water System

D.Purge Air from Water System

E.Check for Gas Leaks

F.Check Thermostat Circuit(s)

G.Condensate Removal

H.Final Checks Before Starting Boiler

Part 12 – Start-Up Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53-55

A.Operating Instructions

B.Adjusting the Set Point

C.Status Menu

D.Test Mode

Part 13 – Start-Up Procedures With The Vision 1 Option . . . . . . . . . . . . . . . . . . . . . . 55-58

A.Programming the Vision I Option

B.Vision I Program Access

C.Vision I Program Navigation

Part 14 – Trouble Shooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59-61

A.Munchkin Error Code

B.Boiler Error

C.Boiler Fault

Part 15 – Maintenance. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61-66

A.Maintenance Procedures

B.Combustion Chamber Coil Cleaning Instructions

Part 16 – Boiler Inspection and Maintenance Start-Up Charts . . . . . . . . . . . . . . . . . . 67-69

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Contents Boiler Manual Contents Contents CONT’D Definitions Part 1 Product and Safety InformationBoiler Water Before InstallingWhen Servicing Boiler Boiler OperationStainless Steel Heat Exchanger Supply water temperature sensorReturn water temperature sensor Temperature and pressure gaugeBoiler Location should be Level Part 3 Prepare Boiler LocationSpark ignition Vision 1 SystemPerformance Ratings Connection Sizes FAN Speeds Dimensions80M 140M/199M Before Locating the Boiler Installations Must Comply withExhaust Vent and Intake AIR Vent PrecautionsClearances for Service Access Residential Garage InstallationCorrosive contaminants and sources When Removing a Boiler from AN Existing Common Vent SystemPart 5 Boiler Piping Remove Boiler from BOXRelief Valve Diaphragm or bladder expansion tank Part 5 Boiler Piping Circulator Sizing Circulator Sizing ChartFill and Purge Heating System System Temperature Rise ChartZoning with Zone Valves Zoning with CirculatorsMultiple Boilers Boiler Piping Details Piping Symbol LegendOFF Zone valves Make-up water Boiler Manual Space heating zone circuit Zone Circulators Make-up water PB1 PB2 PB1 PB2 Vision I System Piping Zoning with Circulators Using VisionBoiler Piping Details with the Vision I System Space heating modeOFF DHW Space heating mode w/ submixing Water OFF Munchkin Vision 1 system zoning with circulators Space heating mode 3 fully reset supply temperatures Space heating mode 3 different supply temperatures OFF Thermal trap Drain plug Installing Exhaust Vent and Intake AIR Vent GeneralExhaust Vent and Intake AIR Vent Pipe Location Part 7 VENTING, Combustion AIR & Condensate Removal Reference National Fuel Gas Code Ansi Z223.1/NFPA 54 Exhaust Vent and Intake AIR Pipe Installation Exhaust Vent and Intake AIR Vent SizingLonger Vent Runs Vent Termination Kits Description Stock Code Heater Removal from a Common Vent SystemCondensate Removal System Sidewall Venting with TEE Intake Coupling Exhaust Diagrams for Sidewall VentingSidwall Venting with KIT Roof Vent with TEE Intake Coupling Exhaust Diagrams for Vertical VentingGAS Table Part 8 GAS PipingGAS Connection GAS PipingDungs GAS Valve for T50/T80/80M/140M/199M OFF SET AdjustmentKrom Schroder Valve for 399M Installation Must Comply withField Wiring Line Voltage WiringPart 9 Field Wiring Part 9 Field Wiring Indirect Circulator P2 Program Part 10 Field Wiring VisionPart 11. START-UP Preparation Check for GAS Leaks Purge AIR from Water SystemCheck Thermostat Circuits Final Checks Before Starting Boiler Check Condensate RemovalStatus Menu Part 12. START-UP ProcedureAdjusting the Setpoint Operating InstructionsTest Mode Vision 1 Program AccessProgramming the Vision I Option Vision 1 Program Navigation Boiler cannot be programmed while there is a call for heatDefault Function Function Value Description FunctionCentral Heating Curve Function Function Default Setting Programmed Setting Control Program Reference ChartMunchkin Error Code Boiler ErrorBoiler Fault 925 Control Board Fault Codes Description Remedy Part 14 TroubleshootingOutdoor Sensor 7250P-319 Maintenance ProceduresSure Exhaust Vent is no Longer Blocked For GAS LeaksT50M/T80M Part 15 MaintenanceT50M/T80M 80M/140M/199M Boiler Replacement Parts Boiler Boiler Boiler Start UP ReportManual Boiler Inspection and Maintenance ScheduleBoiler Inspection and Maintenance Schedule Maintenance Notes Maintenance Notes Maintenance Notes Heat Transfer Products, Inc LP-185 REV /20/07