Manuals / Raypak / Household Appliance / Boiler

Raypak 0042B Piping Diagrams, 12” Max Air Vent Air Scoop Diaphragm, Relief Valve to Drain, Inlet

Models: 0042B 0180B 0066B

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Piping Diagrams	Air Vent

Air

Scoop

Diaphragm

Expansion Tank

Feed

Valve

Heating Units

Pipe Pressure Relief Valve to Drain

Cold Water

Inlet

Fig. 15: Single-Zone Piping

12” Max.

Air Vent

Air

Scoop

Diaphragm

Feed Expansion Tank Valve Pipe Pressure

Relief Valve to Drain

Circulators	Cold Water
	Inlet
	Heating Units
	Fig. 16: Multiple Zones with Circulators

Page 17

Image 17

Raypak 0042B Piping Diagrams, 12” Max Air Vent Air Scoop Diaphragm, Feed Expansion Tank Valve Pipe Pressure, Circulators

Contents

WHAT TO DO IF YOU SMELL GAS Models 0042B, 0066B, 0090B 0135B & 0180B - Type HDo not try to light any appliance INSTALLATION & OPERATING INSTRUCTIONSRev. 29 reflects the following VENT DAMPER WIRING DIAGRAM CONTENTSSTART-UPPROCEDURES REPAIR PROCEDURESPay Attention to These Terms WARNINGSDANGER WARNING-CALIFORNIARECEIVING EQUIPMENT GENERAL SPECIFICATIONSHeating InputPiping Connections CapacityCode Requirements INSTALLATIONMounting Base Clearance RequirementsModel No Combustion/Ventilation AirSq. in. of Free Area Model NoConnector Venting ConnectionsModel No VentH Min. ft Common VentsRoof Pitch X/12 Vent Damper Installation Location Vent Damper Operation MountingFlair Damper VENT DAMPER Gas Pressure Gas Supply ConnectionsWater Connections & System Piping SettingSystem Flow Model NoMax. System Head ft/WC12” Max Air Vent Air Scoop Diaphragm Piping DiagramsFeed Expansion Tank Valve Pipe Pressure Relief Valve to DrainElectrical Wiring Wiring Diagrams Page Page Fig. 19 Dual-ZoneHoneywell Valve Fig. 17 Single-ZoneTaco ValveFig. 18 Dual-ZoneTaco Valve Fig. 20 System with Three 3 Zone Pumps Fig. 21 Power Vent System with Zone ValveFig. 22 Primary/Secondary Pumping System Honeywell Zone Valve Fig. 24 IID Units with Low Water Cut-offDevice SEQUENCE OF OPERATION SERVICING PROCEDURESGeneral Location of Controls Intermittent Ignition Device IIDLighting the Boiler START-UP PROCEDURESFor Standing Pilot Models Filling the SystemTo Turn Off Gas to the Boiler Models ModelsFor Automatic Ignition Models HONEYWELL PILOTTo Turn Off Gas to the Boiler Shut-downProcedure5.For Honeywell valve Turn gas control knob 3.For Honeywell valveSafe Shut-downTests Testing the Ignition Safety Shut-offFor Standing Pilot Systems Limit ActionLow Water Cut-OffWhen Installed Inspection ProceduresProcedure for Cleaning Flue Gas Passageways BurnersTube Cleaning Procedure Typical REPAIR PROCEDURESHeat Exchanger Removal Burner Tray RemovalCombustion Chamber Removal Heat Exchanger Re-assemblyPROBLEM TROUBLESHOOTINGSOLUTIONS CAUSES10Defective ignition module or defective gas valve Gas Valve Replacement Adjustment & Replacement of ComponentsFlame Roll-outSwitch Replacement Vent Thermal Switch ReplacementFast-ResponseTemperature Sensor Probe Replacement Replacement Parts ListCirculator Replacement 2-StageController ModelsHEAT EXCHANGER WARRANTY LIMITED PARTS WARRANTYADDITIONAL WARRANTY EXCLUSIONS PARTS REPLACEMENT

Piping Diagrams