Manuals / Lochinvar / Household Appliance / Boiler

Lochinvar 000 - 260, 45 Primary / Secondary Piping, 4Water connections continued, Solution Boiler

Models: 000 Btu/hr 45

1 52

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Installation & Service Manual

4Water connections (continued)

Primary / Secondary Piping

Figure 4-4_Primary / Secondary Piping of a Single Boiler

BACKFLOW PREVENTER

PRESSURE

REDUCING VALVE

PRESSURE

GAUGE

MAKE UP WATER

SYSTEM SUPPLY

SENSOR

SYSTEM

CIRCULATOR

SYSTEM

AIR

SEPARATOR

NOT TO EXCEED 12"APART

FROM SYSTEM

BALL VALVE

(TYPICAL)

EXPANSION	BOILER
EXPANSION	CIRCULATOR
TANK

DRAIN POINT

(TYPICAL)

Y-STRAINER

(RECOMMENDED)

UNION (TYPICAL)

TEMPERATURE / PRESSURE

GAUGE DRAIN

PRESSURE

RELIEF VALVE

SOLUTION

BOILER

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Lochinvar 000 - 260 Primary / Secondary Piping, 4Water connections continued, Solution Boiler, Make Up Water, To System

Contents

Save this manual for future reference Models 45,000 - 260,000 Btu/hrSBR-I-SRev A Contents Hazard definitionsDANGER Please read before proceeding WarrantyWhat to do if you smell gas Checking equipmentPlease read before proceeding CodesSolution Boiler I=B=R Rating RatingsOther Specifications Figure A High Altitude Label LocationThe Solution - How it works Models 45,000 - 90,000 Btu/hr Front View The Solution - How it works... continuedModels 45,000 - 90,000 Rear View Models 45,000 - 90,000 Right Side inside unitModels 135,000 - 260,000 Btu/hr Front View The Solution - How it worksModels 135,000 - 260,000 Btu/hr Rear View 10 17Location of unit 1Determine boiler locationFigure 1-3 CombustionAir Direct from Outside 1Determine boiler locationFigure 1-4 CombustionAir Through Ducts Figure 1-5 CombustionAir from Interior Space1Determine boiler location continued 1Determine boiler location TABLE - 1B MINIMUM RECOMMENDED COMBUSTIONAIR SUPPLY TO EQUIPMENT ROOM TABLE - 2A VENT PIPE SIZES 2VentingA Conventional Negative Draft Venting System Locate appliance as close as possible to a chimney or gas vent 2VentingFigure 2-2 VentTermination from Peaked Roof 10 or Vertical Vent Termination ClearancesLess from Ridge from Parapet WallSidewall Venting - Negative Draft Masonry Chimney InstallationTABLE - 2B VENT MATERIALS Fan Assisted VentingProtection Automatic Vent DamperGas Supply 3Gas connectionsGas Pressure Test Gas ConnectionGas Piping 3Gas connections continuedTABLE - 3E Install Piping to ControlFigure 3-3 ManifoldPressure Adjustment Gas Manifold Pressure Adjustment Procedure3Gas connections Figure 3-2 WrenchFigure 3-4 GasSupply Pressure Checking Gas Supply Pressure3Gas connections continued 3Gas connections Combination Gas ValvesVenting of Combination Gas Valves Figure 3-5 M9Gas Valve4Water connections Water Flow Switch if equippedRelief Valve Figure 4-2 WaterFlow Switch - Top ConnectionsLow Water Cutoff if equipped Typical Heating Boiler InstallationsTABLE - 4A MINIMUM REQUIRED FLOW FOR HEATING BOILER4Water connections continued TABLE - 4B SYSTEM TEMPERATURE RISE CHARTPiping of the Boiler System Based on Boiler Output in Btu/hrWater Connections TABLE - 4C HEAT EXCHANGER PRESSURE DROP CHARTCirculator Pump Requirements 4Water connectionsPrimary/Secondary Boiler Piping Circulator Pump SpecificationsCirculator Pump Operation PERFORMANCE LOOPPrimary/Secondary Boiler Piping continued Low Temperature Bypass RequirementsFull Flow Application Boiler Flow RatesSOLUTION BOILER Primary / Secondary Piping4Water connections continued MAKE UP WATERSOLUTION BOILER LOW TEMPERATURE BYPASS4Water connections Primary / Secondary PipingPrimary / Secondary Piping 4Water connections continuedFigure 4-6 MultipleBoilers Zoned with Circulators ZONE #1SOLUTION BOILER Full System Flow4Water connections Figure 4-7 SingleBoiler Full System Flow4Water connections continued SOLUTION BOILERFull System Flow MAKE UP WATERTABLE - 5A TERMINAL STRIP WIRING 5Electrical connectionsBoiler Operating Temperature Control Auxiliary Device Connection to Terminal StripPump Wiring for a Heating Boiler Temperature AdjustmentOperating Temperature Control Locating Temperature ControlMaximum Set Point Determination TABLE - 5C MAXIMUM SET POINT DETERMINATIONTemperature Control Sensors Inlet Water Temperature SensorWiring of Remote Sensors Outdoor Air Temperature SensorInstallation of Remote Sensors Figure 5-4 Installationof Remote SensorsAdditional Temperature Controls Outdoor Air Reset OptionFigure 5-5 OptionalOutdoor Air Reset Control Figure 5-6 OutdoorAir Control Example ChartBLOCKED VENT SWITCH INVERTED TO SHOW RESET Figure 5-7 BlockedVent Switch Location5Electrical connections continued UNDERNEATH DRAFT HOODPre-startChecklist FOR YOUR SAFETY READ BEFORE OPERATING6Start-up Initial Start-upTo Turn Off Gas to Appliance Operating InstructionsFreeze Protection Intermittent Pilot Spark Ignition SystemWater Treatment Ignition and Control TimingsService technician 7Maintenance Maintenance and annual startupOwner maintenance see the following pages for instructionsAddress reported problems 7MaintenanceFlue vent system and air supply Inspect appliance areaCheck Relief Valve 7Maintenance continuedCheck Expansion Tank Check Control Settings Check All WiringHeat Exchanger / Burner Access Perform Start-upand ChecksBreathing Fresh air Inspection and Cleaning7Maintenance continued Inspection of Heat Exchanger Waterways Review with ownerGas Train and Controls Water Circulating PumpTroubleshooting Guide M9 Solution Boilers 8TroubleshootingStep StepSchematic Diagram - M9 Unit 9 DiagramsWiring Diagram - M9 45,000 - 260,000 Btu/hr ModelsPage SBR-I-SRev A 5/10 Revision A ECO #C03746 initial release