Manuals / Lochinvar / Household Appliance / Water Heater

Lochinvar 000 Btu/hr Clearance From Combustible Construction, Conventionally Vented Appliances

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

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CLEARANCE FROM

CLEARANCE FROM

COMBUSTIBLE CONSTRUCTION

Clearances from Combustible Construction:

Right Side - 6" Rear - 6"

Left Side - 18" (24" suggested for service) Front - 18" (24" suggested for service) Top - (measured from the top of the unit)

45,000 - 180,000 Btu/hr Models - 14"

199,999 - 500,000 Btu/hr Models - 29"

All units have been approved for alcove installation (an ALCOVE is a closet enclosure without a front door).

The boiler must not be installed on carpeting.

All units have been approved for use on combustible surfaces.

Allow sufficient space for servicing pipe connections, pump and other auxiliary equipment, as well as the appliance.

	14"
6"	6"
6"
	18"
	18"
FIG. 3 Clearances Models 45,000 - 180,000 Btu/hr

29"

6"

6"

18"

18"

FIG. 4 Clearances Models 199,999 - 500,000 Btu/hr

COMBUSTION AND VENTILATION AIR

REQUIREMENTS FOR

CONVENTIONALLY VENTED

APPLIANCES

Provisions for combustion and ventilation air must be in accordance with Section 5.3, Air for Combustion and Ventilation, of the latest edition of the National Fuel Gas Code, ANSI Z223.1, in Canada, the latest edition of CGA Standard B149 Installation Code for Gas Burning Appliances and Equipment, or applicable provisions of the local building codes.

The room where the appliance is installed MUST be provided with properly sized openings to assure adequate combustion air and proper ventilation when the appliance is installed with conventional venting.

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Lochinvar 000 Btu/hr, CP-5M-4/08 Clearance From Combustible Construction, Combustion And Ventilation Air Requirements For

Contents

WARRANTY SPECIAL INSTRUCTIONS TO OWNERCHECKING EQUIPMENT Improper Installation, AdjustmentCONTENTS USER WARNINGINSTALLATION PROCEDURE CODESLOCATION OF UNIT FIG. 1 Typical Front View Cabinet ConstructionCLEARANCE FROM COMBUSTIBLE CONSTRUCTION COMBUSTION AND VENTILATION AIR REQUIREMENTS FORCONVENTIONALLY VENTED APPLIANCES Clearances from Combustible Constructionwith no duct, provide two permanent openings TABLE - A MINIMUM RECOMMENDED COMBUSTION AIR SUPPLYCombustion Air Source InputVENTING A CONVENTIONAL NEGATIVE DRAFT VENTING SYSTEMTABLE - B VENT PIPE SIZES 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 GAS SUPPLY GAS PRESSURE TESTTABLE - C GAS CONNECTIONSINGLE APPLIANCE INSTALLATIONS TABLE - E SUGGESTED GAS PIPE SIZETABLE - F FITTINGS TO EQUIVALENT STRAIGHT PIPE TABLE G GAS CONNECTIONSTABLE - H MULTIPLE APPLIANCE INSTALLATIONS GAS PIPING SIZE CHARTGAS PIPING 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 VALVEACTUATE FLOW SWITCH TABLE MINIMUM FLOW RATE REQUIRED TOLOW WATER CUTOFF IF EQUIPPED TWO STAGE BURNER CONTROL SYSTEMTEMPERATURE ADJUSTMENT Temperature Control SettingsOperating Temperature Control Locating Temperature ControlTemperature Control Sensors Installation of Remote SensorsWiring of Remote Sensors 1.Inlet Water Temperature SensorOUTDOOR AIR RESET OPTION ADDITIONAL TEMPERATURE CONTROLSOutdoor Air Reset Option Outdoor Air Shutdown Enable/Disable SwitchROLL-OUT/FLAMEINTERLOCK SWITCH BLOCKED VENT AND FLAMEINITIAL START-UP Manual Reset High Water Temperature LimitPRE-STARTCHECKLIST INPUT FOR YOUR SAFETY READ BEFORE OPERATINGMODELS 90,000 THRU 270,000 Btu/hr WHAT TO DO IF YOU SMELL GAS3.Set the thermostat to the lowest setting OFF SAFETY SHUTOFF TEST FOR TO TURN OFF GAS TO APPLIANCESTANDING PILOT IGNITION SYSTEM LIGHTING INSTRUCTIONS FOR SPARKSAFETY SHUTOFF TEST FOR SPARK OPERATING INSTRUCTIONSIGNITION PILOT SYSTEM TO TURN OFF GAS TO APPLIANCEINTERMITTENT PILOT SPARK IGNITION SYSTEM F9/M9 IGNITION and CONTROL TIMINGSFREEZE PROTECTION FREEZE PROTECTION FOR A HEATINGWATER TREATMENT MAINTENANCEFIG. 37 Burner Flames HEAT EXCHANGER/BURNER ACCESS INSPECTION CLEANING PROCEDUREINSPECTION AND CLEANING FIG. 38B Pilot Flame on Thermocouple UPPER FRONTJACKET PANEL OUTER AIRGAS TRAIN AND CONTROLS WATER CONNECTIONS HEATING BOILERS ONLYPIPING OF THE BOILER SYSTEM CIRCULATOR PUMP REQUIREMENTSCIRCULATOR PUMP SPECIFICATIONS TABLE - LCIRCULATOR PUMP OPERATION Heating Boilers Only BYPASS PUMP 45,000 - 260,000 Btu/hrPRIMARY/SECONDARY BOILER PIPING LOW TEMPERATURE BYPASS REQUIREMENTS THREE WAY VALVESBOILER FLOW RATES FIG. 45 Boiler Piping with a 3-WayValveTYPICAL HEATING BOILER INSTALLATIONS TABLE - M MINIMUM REQUIRED FLOW FORHEATING BOILER PLACING THE BOILER IN OPERATIONTABLE - N INSTALLATION WITH A CHILLED WATER SYSTEMBased on Boiler Output in Btu/hr BOILER OPERATING TEMPERATURE CONTROL POWER VENTER CONNECTION TO TERMINAL STRIPTABLE - O TERMINAL STRIP WIRING ROOM THERMOSTAT OR REMOTE THERMOSTAT CONNECTIONREQUIRED TEMPERATURE RISE TABLE - P REQUIRED TEMPERATURE RISEWATER VELOCITY CONTROL Btu/hrWATER CHEMISTRY SOFTENED WATER SYSTEMSTABLE - Q PUMP OPERATIONREMOTE SENSOR INSTALLATION INSTRUCTIONS THERMOSTAT SETTINGSMINIMUM PUMP PERFORMANCE 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 90,000 - 270,000 Btu/hr Models - Water Heaters F1 STEP STEPTROUBLESHOOTING GUIDE STEPSchematic Diagram - F1 Unit Wiring Diagram - F1 Unit90,000 - 270,000 Btu/hr Models 90,000 - 270,000 Btu/hr ModelsSchematic Diagram - F9 Unit Wiring Diagram - F9 Unit90,000 - 399,999 Btu/hr Models 90,000 - 399,999 Btu/hr ModelsSchematic Diagram - M9 Unit Wiring Diagram - M9 Unit45,000 - 399,999 Btu/hr Models 45,000 - 399,999 Btu/hr ModelsSchematic Diagram - F9/M9 Unit 500,000 Btu/hr ModelsWiring Diagram - F9/M9 Unit 500,000 Btu/hr ModelsPage Page RSB-i&s-05 CP-5M-4/08