Manuals / Lochinvar / Household Appliance / Water Heater

Lochinvar 45, CP-5M-4/08, RSB-i&s-05 Schematic Diagram - F1 Unit, 90,000 - 270,000 Btu/hr Models

Models: 000 Btu/hr 000 - 500 RSB-i&s-05 45 CP-5M-4/08

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Schematic Diagram - F1 Unit

Schematic Diagram - F1 Unit

90,000 - 270,000 Btu/hr Models

Wiring Diagram - F1 Unit

90,000 - 270,000 Btu/hr Models

46

Image 46

Lochinvar 45, CP-5M-4/08, RSB-i&s-05 Schematic Diagram - F1 Unit, 90,000 - 270,000 Btu/hr Models, Wiring Diagram - F1 Unit

Contents

CHECKING EQUIPMENT WARRANTYSPECIAL INSTRUCTIONS TO OWNER Improper Installation, AdjustmentCONTENTS USER WARNINGLOCATION OF UNIT INSTALLATION PROCEDURECODES FIG. 1 Typical Front View Cabinet ConstructionCONVENTIONALLY VENTED APPLIANCES CLEARANCE FROM COMBUSTIBLE CONSTRUCTIONCOMBUSTION AND VENTILATION AIR REQUIREMENTS FOR Clearances from Combustible Constructionwith no duct, provide two permanent openings Combustion Air Source TABLE - AMINIMUM RECOMMENDED COMBUSTION AIR SUPPLY InputTABLE - B VENT PIPE SIZES VENTINGA CONVENTIONAL NEGATIVE DRAFT VENTING SYSTEM Input Btu/hrOn a conventionally vented, negative draft appliance, the connection from the vent to the chimney or vent termination on the outside of the building MUST be made with listed Type “B” double wall or equivalent vent connectors and must be direct as possible with no reduction in diameter. Use the National Fuel Gas Code venting tables for double wall vent to properly size all vent connectors and stacks. The Type “B” vent and accessories, such as firestop spacers, thimbles, caps, etc., MUST be installed in accordance with the manufacturer’s listing. The vent connector and firestop must provide correct spacing to combustible surfaces and seal to the vent connector on the upper and lower sides of each floor or ceiling through which the vent connector passes VENTING TERMINATION SIDEWALL VENTING MASONRY CHIMNEY INSTALLATIONInspection of a Masonry Chimney AUTOMATIC VENT DAMPER TABLE - C GAS SUPPLYGAS PRESSURE TEST GAS CONNECTIONTABLE - F FITTINGS TO EQUIVALENT STRAIGHT PIPE SINGLE APPLIANCE INSTALLATIONSTABLE - E SUGGESTED GAS PIPE SIZE TABLE G GAS CONNECTIONSGAS PIPING TABLE - H MULTIPLE APPLIANCE INSTALLATIONSGAS PIPING SIZE CHART Install Piping to ControlGAS MANIFOLD PRESSURE ADJUSTMENT PROCEDURE CHECKING GAS SUPPLY PRESSURE COMBINATION GAS VALVES Venting of Combination Gas ValvesWATER FLOW SWITCH IF EQUIPPED RELIEF VALVELOW WATER CUTOFF IF EQUIPPED ACTUATE FLOW SWITCHTABLE MINIMUM FLOW RATE REQUIRED TO TWO STAGE BURNER CONTROL SYSTEMOperating Temperature Control TEMPERATURE ADJUSTMENTTemperature Control Settings Locating Temperature ControlWiring of Remote Sensors Temperature Control SensorsInstallation of Remote Sensors 1.Inlet Water Temperature SensorOutdoor Air Reset Option OUTDOOR AIR RESET OPTIONADDITIONAL TEMPERATURE CONTROLS Outdoor Air Shutdown Enable/Disable SwitchINITIAL START-UP ROLL-OUT/FLAMEINTERLOCK SWITCHBLOCKED VENT AND FLAME Manual Reset High Water Temperature LimitMODELS 90,000 THRU 270,000 Btu/hr PRE-STARTCHECKLISTINPUT FOR YOUR SAFETY READ BEFORE OPERATING WHAT TO DO IF YOU SMELL GAS3.Set the thermostat to the lowest setting OFF STANDING PILOT IGNITION SYSTEM SAFETY SHUTOFF TEST FORTO TURN OFF GAS TO APPLIANCE LIGHTING INSTRUCTIONS FOR SPARKIGNITION PILOT SYSTEM SAFETY SHUTOFF TEST FOR SPARKOPERATING INSTRUCTIONS TO TURN OFF GAS TO APPLIANCEFREEZE PROTECTION INTERMITTENT PILOT SPARK IGNITION SYSTEM F9/M9IGNITION and CONTROL TIMINGS FREEZE PROTECTION FOR A HEATINGWATER TREATMENT MAINTENANCEFIG. 37 Burner Flames HEAT EXCHANGER/BURNER ACCESS INSPECTION CLEANING PROCEDUREINSPECTION AND CLEANING JACKET PANEL FIG. 38B Pilot Flame on ThermocoupleUPPER FRONT OUTER AIRPIPING OF THE BOILER SYSTEM GAS TRAIN AND CONTROLSWATER CONNECTIONS HEATING BOILERS ONLY CIRCULATOR PUMP REQUIREMENTSCIRCULATOR PUMP OPERATION Heating Boilers Only CIRCULATOR PUMP SPECIFICATIONSTABLE - L BYPASS PUMP 45,000 - 260,000 Btu/hrPRIMARY/SECONDARY BOILER PIPING BOILER FLOW RATES LOW TEMPERATURE BYPASS REQUIREMENTSTHREE WAY VALVES FIG. 45 Boiler Piping with a 3-WayValveHEATING BOILER TYPICAL HEATING BOILER INSTALLATIONSTABLE - M MINIMUM REQUIRED FLOW FOR PLACING THE BOILER IN OPERATIONTABLE - N INSTALLATION WITH A CHILLED WATER SYSTEMBased on Boiler Output in Btu/hr TABLE - O TERMINAL STRIP WIRING BOILER OPERATING TEMPERATURE CONTROLPOWER VENTER CONNECTION TO TERMINAL STRIP ROOM THERMOSTAT OR REMOTE THERMOSTAT CONNECTIONWATER VELOCITY CONTROL REQUIRED TEMPERATURE RISETABLE - P REQUIRED TEMPERATURE RISE Btu/hrTABLE - Q WATER CHEMISTRYSOFTENED WATER SYSTEMS PUMP OPERATIONMINIMUM PUMP PERFORMANCE REMOTE SENSOR INSTALLATION INSTRUCTIONSTHERMOSTAT SETTINGS HEAT EXCHANGEROPTIONAL RELIEF VALVE AUTOMATIC VENT DAMPERSHotter water increases the risk of scald injury CATHODIC PROTECTION THERMAL EXPANSIONDo not plug or cap the relief valve discharge STEP TROUBLESHOOTING GUIDESTEP TROUBLESHOOTING GUIDE 90,000 - 270,000 Btu/hr Models - Water Heaters F1STEP STEP STEP90,000 - 270,000 Btu/hr Models Schematic Diagram - F1 UnitWiring Diagram - F1 Unit 90,000 - 270,000 Btu/hr Models90,000 - 399,999 Btu/hr Models Schematic Diagram - F9 UnitWiring Diagram - F9 Unit 90,000 - 399,999 Btu/hr Models45,000 - 399,999 Btu/hr Models Schematic Diagram - M9 UnitWiring Diagram - M9 Unit 45,000 - 399,999 Btu/hr ModelsWiring Diagram - F9/M9 Unit Schematic Diagram - F9/M9 Unit500,000 Btu/hr Models 500,000 Btu/hr ModelsPage Page RSB-i&s-05 CP-5M-4/08