Raypak P-2100, P-1826, P-4001, P-926 manual Wiring Diagram-Models

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Wiring Diagram—Models 3001–4001

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Contents Models P-926to P-1826 & P-2100to P-4001 INSTALLATION & OPERATING INSTRUCTIONSRaytherm Commercial Swimming Pool Heater Corrosive water voids all warranties CONTENTS DANGER WARNINGSPay Attention to These Terms Code Requirements RECEIVING EQUIPMENT INSTALLATIONGENERAL SPECIFICATIONS Base InstallationOutdoor Heaters ClearancesCombustion Air Indoor Units Only Indoor HeatersVent Piping Venting ConnectionsDrafthood Indoor Models Gas Pressure Regulator Gas Supply Connections1-1/2” Venting of Diaphragm Gas ComponentsModel 1-1/4”Water Connections Flow SwitchCONTROLS Companion Flange Connections Models Water Pressure SwitchAutomatic Chlorinators and Chemical Feeders Unitherm Governor OperationModel No. Loop* Flow Rates Heater Flow Model NoConnection Minimum2.Lace metal strapping or clamps, NOT PROVID- ED through the ¾” slots on the cover and fasten securely to pipe as shown in Fig. 15 & 16. Do not over-tightenclamps HEATER Models 0926 thru 1223 with UG THERMOMETERATHEATERINLET RECOMMENDED FIELD INSTALLEDISOLATION VALVESFORSERVICE BLENDEDWATER TEMPERATUREHEATEROUTLETTEMPERATURETHERMOMETER Models 2100 thruTemperature Controls External Auxiliary Bypass Valve Where RequiredAuxiliary Bypass Valve Adjustment 926-1223Models OnlyElectronic Ignition Electrical WiringHigh & Low Gas Pressure Switches Low Water CutoffWiring Diagram-Models Wiring Diagram-Models Wiring Diagram-Models Wiring Diagram-Models General Location Of Controls Pressure SwitchPressure Switch Adjustment SERVICINGBefore Start-Up START-UP PROCEDURESPilot Safety Two-SpeedPumpsBurners INSPECTION PROCEDURESAfter Start-Up Gas Valve Removal SERVICING PROCEDURESTube Cleaning Procedure Typical Burner Drawer RemovalHeat Exchanger Removal Pilot Removal and CleaningHeat Exchanger Reassembly Main Burner and Orifice RemovalCombustion Chamber Removal Control Well ReplacementTube Replacement Procedure Procedure For Cleaning Flue Gas PassagewaysINLET/OUTLET HEADER OUTLET INLET GASKET MAINTENANCE AND CAREUnitherm Governor Replacement UNITHERM GOVERNOR WITH POWER ELEMENTWinterizing Your Heater IMPORTANT NOTICE TROUBLESHOOTINGMECHANICAL FOR QUALIFIED SERVICE PERSONNEL ONLY Refer to installation instructions or refer to heater sizing chartReset time clock Clean filterSTART TROUBLESHOOTING HONEYWELL S8600Intermittent Pilot System ELECTRICAL ELECTRONIC IGNITION IID IIDPARTS REPLACEMENT LIMITED WARRANTY RAYTHERM TYPE P SIZESHEAT EXCHANGER WARRANTY ADDITIONAL WARRANTY EXCLUSIONS