Raypak 0042B, 0066B, 0180B manual System with Three 3 Zone Pumps

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NOTE: Check VA rating of each relay coil. Total load must not exceed VA rating of transformer.

Fig. 20: System with Three (3) Zone Pumps

Fig. 21: Power Vent System with Zone Valve

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Contents Raytherm Residential Boilers Page Contents Proposition Pay Attention to These TermsReceiving Equipment General SpecificationsRating Input Heating Net Piping ConnectionsCapacity Gas NPTClearance Requirements InstallationCode Requirements Mounting BaseModel No Combustion/Ventilation AirModel No Sq. in. of Free Area Venting Connections Model No Vent Max Connector Horizontal Diameter Length ftRoof Pitch X/12 Min. ft Common VentsVent Damper Location Vent Damper Installation LocationVent Damper Operation MountingAbbreviationDescription Flair DamperVent Damper Water Connections & System Piping Gas Supply ConnectionsGas Pressure Model No System Flow Max. System Gpm Head ft/WC Single-Zone Piping Piping DiagramsElectrical Wiring Wiring Diagrams Page Page Single-Zone Taco Valve System with Three 3 Zone Pumps Primary/Secondary Pumping System Honeywell Zone Valve IID Units with Low Water Cut-off Device Intermittent Ignition Device IID Servicing ProceduresSequence Operation General Location of ControlsFilling the System START-UP ProceduresLighting the Boiler For Standing Pilot ModelsFor Automatic Ignition Models To Turn Off Gas to the Boiler Models 90, 135For Honeywell valve Shut-down ProcedureTo Turn Off Gas to the Boiler For Honeywell valve Turn gas control knobSafe Shut-down Tests Testing the Ignition Safety Shut-offBurners Inspection ProceduresLow Water Cut-Off When Installed Procedure for Cleaning Flue Gas PassagewaysBurner Tray Removal Repair ProceduresTube Cleaning Procedure Typical Heat Exchanger RemovalCombustion Chamber Removal Heat Exchanger Re-assemblyProblem Causes Solutions TroubleshootingPiping Adjustment & Replacement of Components Circulator Replacement Replacement Parts ListFast-Response Temperature Sensor Module Replacement Fast-Response Temperature Sensor Probe ReplacementLimited Parts Warranty

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