IID Units with Low Water Cut-off Device | Raypak 0180B, 0066B, 0042B

Note: Low water cut-off (LWCO) and system switch supplied by others.

Fig. 24: IID Units with Low Water Cut-off Device

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Image 25

Raypak 0180B, 0066B, 0042B manual IID Units with Low Water Cut-off Device

Contents

Raytherm Residential Boilers Page Contents Proposition Pay Attention to These Terms Receiving Equipment General Specifications Capacity Input Heating Net Piping ConnectionsGas NPT Rating Code Requirements InstallationMounting Base Clearance Requirements Model No Sq. in. of Free Area Combustion/Ventilation AirModel No Venting Connections Model No Vent Max Connector Horizontal Diameter Length ft Roof Pitch X/12 Min. ft Common Vents Vent Damper Location Vent Damper Installation Location Vent Damper Operation Mounting AbbreviationDescription Flair Damper Vent Damper Gas Pressure Gas Supply ConnectionsWater Connections & System Piping Model No System Flow Max. System Gpm Head ft/WC Single-Zone Piping Piping Diagrams Electrical 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 Sequence Operation Servicing ProceduresGeneral Location of Controls Intermittent Ignition Device IID Lighting the Boiler START-UP ProceduresFor Standing Pilot Models Filling the System For Automatic Ignition Models To Turn Off Gas to the Boiler Models 90, 135 To Turn Off Gas to the Boiler Shut-down ProcedureFor Honeywell valve Turn gas control knob For Honeywell valve Safe Shut-down Tests Testing the Ignition Safety Shut-off Low Water Cut-Off When Installed Inspection ProceduresProcedure for Cleaning Flue Gas Passageways Burners Tube Cleaning Procedure Typical Repair ProceduresHeat Exchanger Removal Burner Tray Removal Combustion Chamber Removal Heat Exchanger Re-assembly Problem Causes Solutions Troubleshooting Piping Adjustment & Replacement of Components Fast-Response Temperature Sensor Module Replacement Replacement Parts ListFast-Response Temperature Sensor Probe Replacement Circulator Replacement Limited Parts Warranty