Raypak 2100 - 4001 Owner's Manual

Catalog No.: 3500.24B Effective: 1-15-08 Replaces: 7-15-04Job:Engineer:Contractor:Prepared By:Model: Indoor Date:EFFICIENT 82% thermal efficiency – highest of any atmosphericwater heater available todayTHERMAL SHOCK PROOF Twenty-year warranty against thermal shock damageup to 150°F differential Maximum operating temperature: 210°FLIGHTWEIGHT A floor load of 70 lbs./sq. ft. or lessHIGH RECOVERY Cuts fuel costs substantially because the standbyand radiation losses associated with tank-typewater heaters are eliminatedLOW WATER OPERATING TEMPERATURE Operates with water temperature as low as 105°Fwithout condensingHeat Exchanger ASME Inspected and Stamped160 PSIG National Board Approved HeadersBronze – StandardGlass-lined Cast Iron – Option A-2 Fin TubingCopper – StandardCupro Nickel – Option A-3 ASME Steel Tube Sheet Silicone O-Rings 125 PSIG ASME Pressure Relief Valve Temperature and Pressure Gauge Water ConnectionsLeft Hand – StandardRight Hand – Option A-6 Two-pass Flow ConfigurationControls 120V, 60Hz, 1 Ph Power Supply 120/24V Transformer 100% Pilot Shut-off/Lockout Electronic, Intermittent Ignition (IID) Pilot High Limit Control, Manual Reset – 200°F High Limit Control, Auto Reset – 200°FModels 3001-4001 On/Off Switch Flow Switch Economaster II Pump Time DelayGas Control Train Manual Main Gas Shut-off Cock Main Gas Pressure Regulator Redundant Safety Shut-off Valve Control Valve Firing ModeOn/Off (WH1)2-stage Firing (WH3)Motorized Modulation (WH2) FuelNatural GasPropane Gas Design Certified ANSI Z21.10.3Construction Front Controls Stainless Steel Burners Baked Enamel Paint Built-in Draft Diverter Draft Inducer – OptionalMotorized Draft Inducer –Indoor – Option D-2Water Heater ControllerRequired on Model WH2 onlyB-17 Modulating Controller(104-220°F), MountedBy OthersTemperature ControllersB-2 Single-Stage Tankstat(100-180°F), LooseB-3 2-Stage Tankstat (100-180°F),LooseY-241 Electronic Sequencer,1-4 StagesY-281 Electronic Sequencer,1-8 StagesAdditional Safety ControlsF-9 Low Water Cut-off ProbeI-3 High Limit Control, Auto Reset,180°FS-1 Low Gas Pressure Switch,ManualS-2 High Gas Pressure Switch,ManualRegulatory Agency RequirementsCSD-1 Safety ControlsRaytherm ® - Type WHWater HeatersCommercialModels 2100 - 4001INDOOR

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