Manuals / Lochinvar / Household Appliance / Water Heater

Lochinvar 5 operation manual Save this manual for future reference, SYNC-I-ORev N

Models: 5

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SYNC-I-O Rev N

Installation & Operation Manual Models: 1.0 - 1.3 - 1.5

WARNING

This manual must only be used by a qualified heating installer / service technician. Read all instructions, including this manual and the SYNC Service Manual, before installing. Perform steps in the order given. Failure to comply could result in severe personal injury, death, or substantial property damage.

Save this manual for future reference.

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Lochinvar 5 operation manual Save this manual for future reference, SYNC-I-ORev N

Contents

SYNC-I-ORev N Save this manual for future referenceDANGER Hazard definitionsCAUTION CAUTION NOTICE ContentsInstallation & Operation Manual When servicing boiler –Please read before proceeding Boiler operation –Installation & Operation Manual The SYNC - How it worksModels 1.0 - 1.3 - The SYNC - How it works... continuedFront View Rear ViewRatings Other SpecificationsSYNC AHRI Rating NotesCloset and alcove installations Installation must comply withClearances for service access 1 Determine boiler location1 Determine boiler location RECOMMENDED SERVICE CLEARANCESProvide air openings to room 1 Determine boiler location continuedPrevent combustion air contamination Flooring and foundationProducts to avoid Table 1A Corrosive Contaminants and SourcesAreas likely to have contaminants Installation & Operation ManualDANGER Remove boiler from wood palletFigure 1-3 Boiler Mounted on Shipping Pallet Installation & Operation ManualFigure 1-4 CombustionAir Direct from Outside Figure 1-5_CombustionAir Through DuctsFigure 1-6_CombustionAir from Interior Space Installation & Operation Manual1 Determine boiler location continued Installation & Operation ManualTABLE - 1B MINIMUM RECOMMENDED COMBUSTION Direct venting options - Sidewall Vent 2 General ventingDirect venting options - Vertical Vent Figure 2-1 Two Pipe Sidewall Termination2 General venting continued Install vent and combustion air pipingAir intake/vent connections Figure 2-4 Near Boiler Air PipingSizing Requirements for installation in CanadaTable 2A Air Intake/Vent Piping Sizes Air IntakeAir inlet pipe materials MaterialsInstallation & Operation Manual 2 General venting continuedOptional room air Figure 2-5 Room Air Installation25 feet of LengthPVC/CPVC Approved PVC/CPVC Vent Pipe and FittingsNOTICE NOTICE Table 2C PVC/CPVC Vent Pipe, and FittingsPolypropylene ModelCentrotherm InnoFlue SW Duravent PolyproFigure 2-8 Near Boiler Stainless Steel Venting Stainless steel ventSTAINLESS STEEL VENT TERMINATION KITS Installation & Operation ManualVent/air termination – sidewall 3 Sidewall direct ventingKit Number Vent SizeFigure 3-2A Clearance to Gravity Air Inlets 3 Sidewall direct venting continuedFigure 3-2B Alternate Clearance to Gravity Air InletsVent Table 3C Sidewall Vent Centerline DimensionsCenterline Width Prepare wall penetrationsInstallation & Operation Manual Multiple vent/air terminations3 Sidewall direct venting continued Vent/air termination – vertical 4 Vertical direct ventingPrepare roof penetrations of Air and VentInstallation & Operation Manual 4 Vertical direct venting continuedMultiple vent/air terminations System water piping methods 5 Hydronic pipingLow water cutoff device Chilled water systemNear boiler piping connections 5 Hydronic piping continuedCirculator sizing Figure 5-1A Near Boiler Piping w/Y-StrainerFigure 5-3 Pump Configuration Figure 5-2 Boiler SchematicHot Water Generator pump sizing Installation & Operation Manual10.System temperature sensor TEMPERATURE RISE APPLICATIONSNear boiler piping components Figure 5-4 Pressure Drop vs. Flowsupplied MUST BE installed for proper Installation & Operation Manual5 Hydronic piping NOTICEManifold Pipe Sizes in Inches mm Number of UnitsInstallation & Operation Manual 5 Hydronic piping continued6 Gas connections Connecting gas supply pipingFigure 6-1 Gas Supply Piping Installation & Operation Manual6 Gas connections continued Figure 6-2 Inlet Pipe with Backup WrenchNatural gas Propane GasCheck inlet gas supply Table 6A Natural Gas Pipe Size ChartInstallation & Operation Manual 6 Gas connectionsGas Pressure Gas valve replacementFigure 6-3 Inlet Gas Supply Check 6 Gas connections continuedInstallation must comply with 7 Field wiringFigure 7-1 Line Voltage Field Wiring Connections Line voltage connectionsEnable 7 Field wiring continuedOutdoor temperature sensor Louver proving switchAlarm contacts Wiring of the cascadeInstallation & Operation Manual System supply sensor7 Field wiring continued Figure 7-3 Low Voltage Field Wiring ConnectionsInstallation & Operation Manual Condensate drain 8 Condensate disposalFigure 8-1 Condensate Disposal NOTICE9 Start-up Freeze protection when usedCheck/control water chemistry Fill and test water systemCheck thermostat circuits Check for gas leaksInspect/fill condensate system Figure 9-1 Condensate TrapStart the boiler Final checks before starting the boilerIf boiler does not start correctly Check system and boilerWHAT TO DO IF YOU SMELL GAS Figure 9-2 Operating InstructionsFOR YOUR SAFETY READ BEFORE OPERATING Installation & Operation ManualSet space heating set point temperature Table 9A Flue Products ChartCheck flame and combustion continued Set space heating operationConfiguration of the cascade Set HW target temperatureSet Hot Water Generator HW operation Verify HW circulator mode0 - 10V input set point or power Temperature control10 Operating information GeneralOutdoor air reset Protection featuresGradient limiting Boost functionOutdoor reset operation, if used Boiler temperature regulationRun-timeand alarm outputs Service reminderHW operation with cascade Sequence of the cascadeNight Setback operation with cascade Installation & Operation ManualInstallation & Operation Manual Sequence of operation10 Operating information continued Figure 10-1 Status Screen SYNC control moduleInstallation & Operation Manual 10 Operating information10 Operating information continued Installation & Operation Manual2 heat exchangers Installation & Operation Manual Figure 10-2 Main Menu Screen10 Operating information Service technician 11 Maintenance Maintenance and annual startupOwner maintenance Table 11A Service and Maintenance SchedulesAddress reported problems 11 MaintenanceClean condensate trap Inspect boiler areaFlue vent system and air piping 11 Maintenance continuedCheck water system Check expansion tankCheck all boiler wiring Check ignition ground wiringCheck control settings Check flame signalHeat Exchanger Cleaning Kits Cleaning boiler heat exchangerTable 11B ModelREMOVAL OF COMBUSTION CHAMBER LINING Handling ceramic fiber materialsNIOSH stated First Aid 11 MaintenanceFigure 12-1 Ladder Diagram_Part 12 DiagramsInstallation & Operation Manual 2.See wiring diagram for additional notes12 Diagrams Figure 12-2 Ladder Diagram_PartInstallation & Operation Manual 2.See wiring diagram for additional notesInstallation & Operation Manual Figure 12-3 Wiring DiagramLOW VOLTAGE HIGH VOLTAGENotes Notes SYNC-I-ORev N 05/12