Lochinvar 800 operation manual Direct venting options Vertical Vent

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Installation & Operation Manual

3 General venting

 

 

Direct venting options - Vertical Vent

 

PVC/CPVC

Stainless Steel

PVC/CPVC

Two Pipe

Two Pipe

Concentric

See Figure 5-1A

See Figure 5-1B

See Figure 5-5

Direct venting options - Vertical Vent, Sidewall Air

PVC/CPVC

 

Stainless Steel

Vertical Vent, Sidewall Air

 

Vertical Vent, Sidewall Air

16

NOTICE

Stainless steel vent/air design and terminations will vary slightly by manufacturer.

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Contents Models 399 Save this manual for future referenceContents When servicing boiler Please read before proceedingKnight XL How it works Air pressure switch Pump relay board ModelModels 600 Ratings Knight XL Boiler =B=R RatingInstallation must comply with Closet and alcove installationsDetermine boiler location Before locating the boiler, checkFor closet installations, Cpvc or TOPResidential garage installation Provide air openings to roomVent and air piping Flooring and foundationProducts to avoid When using an existing vent system to install a new boilerAreas likely to have contaminants When removing a boiler from existing common vent system Prepare boiler Remove boiler from wood palletModel Gas conversionsLeveling the boiler Models 600General venting Direct venting options Vertical Vent Install vent and combustion air piping Requirements for installation in CanadaInstalling vent or air piping General ventingApproved Stainless Steel Vent Manufacturers PVC/CPVC air intake/vent connectionsMake Air inlet pipe materials Stainless steel ventFasNSeal Saf-T Vent Stainless steel air intake/vent connectionsOptional room air Removing from existing ventModel Description Kit Number Air contaminationIf using the alternate sidewall termination Sidewall direct ventingVent/air termination sidewall Determine location3AClearance to Gravity Air Inlets Prepare wall penetrations Bird Screen TypicalMultiple vent/air terminations Prepare wall penetrations Alternate Field Supplied OptionTermination and fittings Sidewall termination installation Description and usage9Concentric Vent Dimensional Drawing Models 399 11Concentric Vent Sidewall Attachment Multiventing sidewall terminationsVertical direct venting Vent/air termination verticalPrepare roof penetrations 2Vertical Terminations with Multiple BoilersVertical termination installation 4Concentric Vertical TerminationMultiventing vertical terminations Mm see -9,Hydronic piping Hydronic piping Near boiler piping connections Flow switch adjustmentCirculator sizing Head Feet Pressure20F 25F 30F 35F 399 500 600 700 800Near boiler piping components 7Single Boiler Primary/Secondary Piping Number of Units Model Manifold Pipe Sizes in Inches mm Connecting gas supply piping Gas connectionsNatural gas Propane GasNominal Natural Gas Pipe Capacity Chart Check inlet gas supplyIron Pipe Length of Pipe in Straight FeetGas valve replacement Gas PressureInstallation must comply with Field wiringLine voltage connections Outdoor temperature sensor Auxiliary device proving switchHigh gas pressure switch Low gas pressure switchAlarm contacts Wiring of the cascadeSystem supply sensor Boiler management system3Low Voltage Field Wiring Connections Condensate disposal Condensate drainFreeze protection when used Start-upCheck/control water chemistry Fill and test water systemCheck for gas leaks Check thermostat circuitsInspect/fill condensate system Inspect/check condensate lines and fittingsFinal checks before starting the boiler Start the boilerIf boiler does not start correctly Check system and boilerFor Your Safety Read Before Operating Set space heating operation Natural Gas PropaneConfiguration of the cascade Set domestic hot water DHW operationOperating information GeneralProtection features Outdoor reset operation, if used Boiler temperature regulationCascade DHW, Night Setback, and Ramp Delay operation with Cascade Sequence of the cascadeSequence of operation BLR IgnitionKnight XL control module ShutdownAccess modes InstallerUser To save parameters and exit programmingService StandbySet Point Met PrepurgeSYS ***.*F Control will display the actual fan motor RPMDelay 10V in **.VdcOperation of the cascade Service technician Maintenance Maintenance and annual startupOwner maintenance Maintenance Address reported problemsClean condensate trap Check all piping for leaks Inspect boiler areaFlue vent system and air piping Check water systemCheck expansion tank Check boiler relief valveCheck ignition ground wiring Check all boiler wiringCheck control settings Inspect ignition and flame sense electrodesCleaning boiler heat exchanger Check flame signalReview with owner Diagrams High Voltage2Ladder Diagram Page

800 specifications

Lochinvar 800 is a groundbreaking boiler system designed to meet the heating needs of modern residential and commercial buildings. Renowned for its reliability and advanced technology, the Lochinvar 800 promises efficiency and performance that set it apart from conventional heating systems.

One of the standout features of the Lochinvar 800 is its high-efficiency heat exchanger, which enables significantly lower energy consumption compared to traditional units. This efficiency translates to substantial energy savings, making it not only an environmentally friendly choice but also a cost-effective one. The system boasts an impressive thermal efficiency rating, often exceeding 95%, which ensures that a large portion of the energy consumed is converted into usable heat.

Incorporating cutting-edge control technologies, the Lochinvar 800 utilizes smart controls that enable precise temperature regulation. These controls provide users with the ability to program and adjust settings according to specific heating needs, enhancing comfort while minimizing energy waste. The integration of modulating gas burners further optimizes energy usage, continuously adjusting the output based on the current demand, thereby preventing energy loss.

Another key characteristic of the Lochinvar 800 is its compact and sleek design, allowing for easy installation in various spaces, from utility rooms to commercial settings. The boiler's lightweight construction means that it can be mounted in tight areas, providing flexibility that adapts to the needs of the installation site.

Safety features are a top priority for the Lochinvar 800, equipped with advanced diagnostics and monitoring systems that ensure trouble-free operation. These systems continually assess performance and identify potential issues before they can evolve into serious problems, promoting longevity and reliability.

The Lochinvar 800 is also compatible with various heating distribution systems, including radiant floor heating and traditional radiators, making it a versatile choice for a wide range of applications. Coupled with its low emissions profile, the Lochinvar 800 stands out as a sustainable option in today’s market.

In summary, the Lochinvar 800 represents a new era in boiler design, merging efficiency, innovative technology, and adaptability to meet the challenges of contemporary heating needs. Its advanced features ensure optimal performance while maintaining a commitment to environmental responsibility, making it an ideal solution for energy-conscious consumers.