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Raypak 336A, 406A, 206A, 407A, 337A, 207A, 267A, 266A Wiring Diagram - Millivolt Mechanical Thermostat

Models: 266A 267A 207A 336A 337A 407A 206A 406A

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WIRING DIAGRAM - MILLIVOLT (MECHANICAL THERMOSTAT)

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Raypak 336A, 406A, 206A, 407A, 337A, 207A, 267A, 266A operating instructions Wiring Diagram - Millivolt Mechanical Thermostat

Contents

INSTALLATION AND OPERATING INSTRUCTIONS GAS-FIRED POOL AND SPA HEATERAtmospheric Models Low NOx ModelsTypes CONTENTS START-UP PROCEDURESMAINTENANCE & CARE PROCEDURES INSTALLATION & SERVICE INSTRUCTIONSPART ONE OWNERS OPERATING INSTRUCTIONS SECTION 1 - START-UP PROCEDURESFOR YOUR SAFETY - READ BEFORE OPERATING BEFORE START-UPLIGHTING INSTRUCTIONS AND SHUT-OFF PROCEDURES SHUT-OFF PROCEDUREMANUALLY LIGHTED PILOT WHAT TO DO IF YOU SMELL GASOPERATING INSTRUCTIONS AND SHUT-OFF PROCEDURES SHUT-OFF PROCEDURESAUTOMATICALLY LIGHTED PILOT WHAT TO DO IF YOU SMELL GAS *Do not try to light any applianceWATER PRESSURE SWITCH SECTION 2 - CAUTIONAFTER START-UP VISUAL INSPECTION - ATMOSPHERIC HEATERSSECTION 3 - MAINTENANCE AND CARE PROCEDURES See plumbing diagram pagePOOL & SPA WATER CHEMISTRY AUTOMATIC CHLORINATORS AND CHEMICAL FEEDERSCOLD WEATHER OPERATION IMPORTANT FREEZE INFORMATIONWINTERIZING THE POOL & SPA HEATER PART TWO INSTALLATION AND SERVICE INSTRUCTIONS SECTION 1 - RECEIVING EQUIPMENTSTANDARD UNIT POLYMER HEADERS ASME UNIT CAST IRON HEADERSAmbient Temperature Rating of Heater Components Atmospheric heatersLow NOx heaters IMPORTANT NOTICECLEARANCE FROM COMBUSTIBLE CONSTRUCTION INDOOR INSTALLATIONS OUTDOOR INSTALLATIONOUTDOOR HEATER INSTALLATION CLEARANCES3 ft 206/266/336/406 Atmospheric FLORIDA BUILDING CODEINDOOR HEATER INSTALLATION OUTDOOR STACK / INDOOR STACKOUTDOOR STACK KIT INCLUDES INDOOR STACK KIT INCLUDESSPECIFICATIONS AND DIMENSIONS ATMOSPHERIC UNITSSPECIFICATIONS AND DIMENSIONS Low NOx UNITSR207A 3/4”Power Vent Kit Model Part No For more information consult the D-2 Power Vent manual, Catalog NoCOMBUSTION AND VENTILATION AIR Indoor Units Only ModelB149.1 and B149.2 GAS SUPPLY CONNECTIONS10 OR LESS VENT CAP 2 MIN 2 MIN 5 MIN VENT PIPE DRAFT HOOD HEATERGAS PRESSURE ADJUSTMENT LOCATIONS GAS PRESSURE REGULATORRobertshaw Robertshaw 7000 BDERPLUMBING FOR WATER CONNECTIONS FLOW RATESCAST IRON HEADERS ASME MODELS UNITHERM GOVERNOR OPERATIONPRESSURE RELIEF VALVE INSTALLATION AUXILIARY BYPASS VALVE ADJUSTMENTINTERNAL AUTOMATIC BYPASS VALVE EXTERNAL AUXILIARY BYPASS VALVEHEAT EXCHANGER PRESSURE DROP TABLES POLYMER HEADER STANDARD MODELSCAST IRON HEADER ASME MODELS FLOWHEAT EXCHANGER REVERSAL PROCEDURE - STANDARD MODELS MILLIVOLT MODELS ELECTRICAL WIRINGDIGITAL MODELS 120 VAC WIRING TRANSFORMER WIRING240 VAC WIRING WIRING DIAGRAM - MILLIVOLT MECHANICAL THERMOSTAT WIRING DIAGRAM - DIGITAL MODELS - ATMOSPHERIC WIRING DIAGRAM - DIGITAL MODELS - LOW NOx GENERAL LOCATION OF CONTROLS ATMOSPHERIC SECTION 4 - SERVICING INSTRUCTIONSLOW NOx CONTROL ADJUSTMENTS - MILLIVOLT MODELS CONTROL ADJUSTMENTS - DIGITAL MODELSCONTROL PANEL REMOVAL Mode Button Fault History FileDIGITAL THERMOSTAT CONTROLS Thermostat operation THERMOSTAT CONTROL OPERATIONSETdef - Default Settings RESfl - Reset Fault HistoryProgram Button F/Cfff - Fahrenheit to CelsiusDIAGNOSTICS READING A FAULTFAULT CODES STATUS CODESREMOTE OPERATION REMOTE CONTROL INSTALLATION AND OPERATIONACTIVATING THE REMOTE REMOTE CONTROL WIRING 2-Wire Remote Control On-OffSee instructions on previous page to activate the remote control See instructions on previous page to activate the remote controlWATER PRESSURE SWITCH FLAME ROLL-OUT SAFETY SWITCHPILOT SAFETY - Millivolt Models PILOT SAFETY - Digital ModelsPILOT REMOVAL AND CLEANING BURNER TRAY REMOVALGAS VALVE REMOVAL MAIN BURNER AND ORIFICE REMOVALTUBE CLEANING PROCEDURE DESOOTING PROCEDUREIMMERSION WELL REPLACEMENT UNITHERM GOVERNOR U.G. REPLACEMENTSTART-UP PROCEDURES BLOWER ADJUSTMENTFLAME ROLL-OUT SAFETY SWITCH LOW NOx POOL HEATERSLOW NOx HEATERS CONTINUED MAIN BURNER AND ORIFICE REMOVALBURNER TRAY REMOVAL GAS VALVE REMOVALIndicates symptom which usually occurs on initial start-up SECTION 5 - TROUBLESHOOTINGMECHANICAL ELECTRICAL - STANDING PILOT MILLIVOLT POOL OR SPA HEATER ELECTRICAL CHECK WITH MILLIVOLT GAS VALVEELECTRICAL - ELECTRONIC IGNITION IID WARNING HIGH VOLTAGE For qualified technicians ONLYDiagnostic Readouts DIGITAL CONTROL LOGIC - FLOW CHARTNO NO NO minutes maximumSECTION 6 - REPLACEMENT PARTS MANUFACTURERATMOSPHERIC HEATERS LOW NOx HEATERS POLYMER IN/OUT HEADER AND ACCESSORIES HONEYWELL IID ATMOSPHERIC PILOTHONEYWELL MILLIVOLT PILOT IID LOW NOx PILOTATMOSPHERIC HEATERS CALLDESCRIPTION 206AATMOSPHERIC HEATERS CALLATMOSPHERIC HEATERS LOW NOx HEATERS CALLDESCRIPTION BURNER TRAYLOW NOx HEATERS