Lochinvar 495, 065, 000 - 2 service manual General Product Information, Safety Information

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Installation and Service Manual

GENERAL PRODUCT INFORMATION

Special Instructions

This manual supplies information for the installation, operation and servicing of the appliance. Read and understand this manual completely before installing unit.

Installation and service must be performed by a qualified service installer, service agency, or the gas supplier.

Unpacking

Upon receiving equipment, check for signs of shipping damage. Pay particular attention to parts accompanying the boiler which may show signs of being hit or otherwise being mishandled. Verify total number of pieces shown on packing slip with those actually received. In case there is damage or a shortage, immediately notify the carrier.

tube may be caused by too much water velocity through the tubes and is not covered by the appliance manufacturer's warranty (see System Temperature Rise Chart on page 26 for flow requirements).

SAFETY INFORMATION

The information contained in this manual is intended for use by qualified professional installers, service technicians or gas suppliers. Consult your local expert for proper installation or service procedures.

IMPORTANT: Read this owner's manual carefully and completely before trying to install, operate, or service this unit. Improper use of this unit can cause serious injury or death from burns, fire, explosion, electrical shock, and carbon monoxide poisoning.

￿DANGER: Carbon Monoxide poisoning may lead to death!

Codes

The equipment shall be installed in accordance with those installation regulations in force in the local area where the installation is to be made. These shall be carefully followed in all cases. Authorities having jurisdiction shall be consulted before installations are made. In the absence of such requirements, the installation shall conform to the latest edition of the National Fuel Gas Code, ANSI Z223.1 and/or CAN/CGA-B149 Installation Code. Where required by the authority having jurisdiction, the installation must conform to American Society of Mechanical Engineers Safety Code for Controls and Safety Devices for Automatically Fired Boilers, ASME CSD 1. All boilers conform to the latest edition of the ASME Boiler and Pressure Vessel Code, Section IV.

Warranty

Factory warranty (shipped with unit) does not apply to units installed or operated improperly.

In most cases, improper installation or system design causes most operating problems.

1.Excessive water hardness causing a lime build up in the copper tube is not the fault of the equipment and is not covered under the appliance manufacturer's warranty (see Water Treatment, page 28 and Water Chemistry, page 37).

2.Excessive pitting and erosion on the inside of the copper

IMPORTANT: Consult and follow local building and fire regulations and other safety codes that apply to this installation. Consult your local gas utility company to authorize and inspect all gas and flue connections.

￿WARNING: Should overheating occur or the gas supply fail to shut off, do not turn off or disconnect the electrical supply to the pump. Instead, shut off the gas supply at a location external to the unit.

￿WARNING: To minimize the possibility of serious personal injury, fire or damage to your unit, never violate the following safety rules.

1.This unit is only for use with the type of gas indicated on the rating plate.

2.If you smell gas

• shut off gas supply

• do not try to light any appliance

• do not touch any electrical switch; do not use any phone in your building

• immediately call your gas supplier from a neighbor's phone. Follow the gas supplier's instructions

• if you cannot reach your gas supplier, call the fire department

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Contents Save this manual for future reference Domestic Water HeatersHydronic Heating Boilers and Domestic Water Heaters General Product Information Safety InformationHydronic Heating Boilers and Domestic Water Heaters Front and Rear View Product IdentificationInstallation Clearances from Combustible ConstructionBase for Combustible Floors Pump Operation Outdoor Boiler InstallationHydronic System Antifreeze Shut-Down and DrainingInstalling Combustion Air Filter Freeze Protection for a Heating Boiler System if requiredCombustion Air Filter One Opening Combustion Air OptionsVenting Support Installation VentingGeneral Information Exhaust FansTABLE-A TABLE-C Vent System OptionsTable B Flue Pipe SizesCommon Venting Systems Conventional Negative Draft VentingNegative Draft Flue Outlet PipingMasonry Chimney Installations Outdoor Installation VentingOutdoor Vent Kit Table DOutdoor Vent Kits Outdoor Vent/Air Inlet LocationGas Pressure Test Gas PipingInput Max Min Gas Train and Controls Connecting Gas Piping to UnitCombination Gas Valves Checking Gas Supply PressureVenting of Combination Gas Valves Measuring Gas Supply Pressure at Combination Gas Valve Gas Manifold Pressure AdjustmentRegulator Pressure Less Front Chamber Pressure NET Manifold PressureIf Equipped Water Flow SwitchLow Water Cutoff Relief ValveTerminal Strip Connection Options Table JNominal AMP Draw Data General Plumbing Rules Water Connections Heating Boilers OnlyPrimary/Secondary Boiler Piping Low Temperature Return Water Systems Radiant Floor and Snow Melt Heating SystemsInput LTV Valve Kit Btu/hr 10ºF 20ºF 30ºF 40ºF 50ºF 60ºF Installation with a Chilled Water SystemSystem Temperature Rise Chart Based on Btu/hr Input Table LFilling the System Temperature/Pressure GaugeBoiler Flow Rate Boiler Bypass RequirementsLighting Instructions OperationTo Turn Off Gas To Appliance Locating Temperature ControlMaximum Set Point Determination Temperature Control SettingsTable M Set PointOutdoor Air Max O.A. Max Outdoor Air Reset OptionHigh-Fire Offset ShutdownWater Heater Application Temperature Control SensorsPlacement of Sensors Boiler ApplicationTable N Remote Wire ConnectionWire Maximum Gauge Hot Surface Igniter and Ignition Control ModuleIgnition Module Lockout Functions Diagnostic Status IndicationHot Surface Ignition Control Module Ignition and Control TimingsStatus LED Diagnostic Codes Table OTable P Water Velocity Control Required Temperature RiseTemperature Rise Chart Domestic Water HeatersTable R Pipe Sizing ChartWater Chemistry Circulating PumpMinimum Pump Performance Potable Hot Water Temperature Control SettingsDomestic Water Temperatures Domestic WaterThermal Expansion High Water Temperature Limit ControlLocation of Cold Water Supply Piping Connections Optional Relief ValveFlue Gas Passageways Cleaning Procedures Cleaning MaintenanceHeat Exchanger Cleaning ElectricalCombustion and Ventilation Air Cleaning and Maintenance Set Up ProcedureAdjustment Procedure 495,000 1,255,000 Btu/hr Models Servicing Hot Surface Igniter and Ignition Module Ignition System Checkout Sequence of OperationSafety Device Terminals Power SupplyON/OFF Rocker Switch Manual Reset High-Limit ThermostatElectronic Temperature Controller Ignition ModuleHeat Transfer Process Gas Valves, Burner BTU/HR Schematic DiagramHI-LIMITS PWR SW Main Unit GAS Valves Blower Pressure Switch 15AMPS Wiring DiagramControl BOX Connections Control BOX Connections

000 - 2, 065, 495 specifications

Lochinvar 000 - 2,495,065 is a cutting-edge water heating solution designed to meet the needs of modern residential and commercial applications. This high-efficiency unit combines advanced engineering with robust technologies, providing unmatched performance and reliability.

One of the standout features of the Lochinvar 000 - 2,495,065 is its high thermal efficiency, which often exceeds 95%. Utilizing condensing technology, the unit harnesses heat from exhaust gases, allowing it to recover otherwise lost energy, thereby reducing operational costs significantly. This efficiency not only lowers energy bills for users but also lessens the environmental impact by minimizing greenhouse gas emissions.

The Lochinvar 000 - 2,495,065 is equipped with a lightweight stainless steel heat exchanger. This construction ensures exceptional corrosion resistance and longevity, extending the lifespan of the unit while maintaining optimal performance. The stainless steel design also contributes to faster heating times, making it ideal for high-demand environments.

In terms of control technologies, the Lochinvar 000 - 2,495,065 features an intuitive touchscreen interface. This user-friendly design allows for seamless operation, real-time monitoring, and easy adjustments to temperature settings. Additionally, it facilitates remote diagnostics, promoting efficient maintenance and reducing downtime, which is crucial for busy facilities.

For enhanced safety, the Lochinvar 000 - 2,495,065 includes multiple safety mechanisms, such as over-temperature protection, flame safeguard, and leak detection systems. These safety features ensure secure operation and give users peace of mind.

Moreover, the unit is compatible with various fuel sources, including natural gas and propane, making it versatile and adaptable to different infrastructure requirements. This flexibility ensures that the Lochinvar 000 - 2,495,065 can be integrated into various settings, from residential homes to large commercial buildings.

Another significant characteristic is its compact design, allowing for easy installation in tight spaces. The footprint of the Lochinvar 000 - 2,495,065 makes it an ideal solution for applications where space is at a premium, without compromising on performance.

In summary, Lochinvar 000 - 2,495,065 represents a premium choice for water heating solutions, merging advanced technologies, high efficiency, and user-friendly design to cater to a wide range of heating needs while ensuring safety and sustainability.
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