Lochinvar 151-286 operation manual Leveling the boiler

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Outdoor Knight Boiler Installation & Operation Manual

2 Prepare boiler (continued)

5.After installation is complete, attach the propane conversion label (in the conversion kit bag) next to the boiler rating plate. Attach the LP caution label (in the conversion kit bag) to the left side of the unit in the lower left corner.

6.Replace the top and front access covers.

Table 2A LP Conversion Table

LP Conversion Table
Model	LP Orifice Stamping
151	150
211	210 / W150
286	285

WARNING	After converting to LP, check combustion
	per the Start-up procedure in Section
	7 of this manual. Failure to check and
	verify combustion could result in severe
	personal injury, death, or substantial
	property damage.

Figure 2-3Installing Propane Orifice

Leveling the boiler

1.Set the boiler in place and check level.

a)Adjust legs if necessary to level boiler, see FIG. 2-4 below.

Figure 2-4Leveling Legs on the Boiler

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Contents Save this manual for future reference Contents Please read before proceeding When servicing boilerStainless steel heat exchanger Outdoor Knight Boiler How it worksModels 151 Model Outdoor Knight Boiler Ahri Rating Ratings Before locating the boiler, check Installation must comply with Determine boiler location Prevent combustion air contamination Provide clearancesOutdoor vent / air intake location Flooring and foundation Gas conversions Prepare boilerRemove boiler from wood pallet 286 Leveling the boilerHydronic piping Near boiler piping components Indirect water heaters System temperature sensorNear boiler piping connections Circulator sizingMinimum Pipe Pump Size Grundfos FeetPressure ModelUP26-96 FC/VS IFC VS Stratos 1.25 3 x Smart System / Multi-temperature loop control optionVariable speed pump setup Variable speed pump optionZone #1 Number of Units Model Required Pipe Sizes 6Single Boiler Multiple Temperatures 151 211 286 IMG00374 Number of Units 10Multiple Boilers Non-Zoned Primary/Secondary Piping Gas connections Connecting gas supply pipingPropane Gas Natural gasLength of Pipe in Straight Feet for 1/2 PSI Single Unit Natural Gas Pipe Capacity ChartCheck inlet gas supply Gas Pressure Gas valve replacementLow voltage connections Field wiringInstallation must comply with Line voltage connectionsThermostat Outdoor temperature sensorHigh gas pressure switch Low gas pressure switchSystem supply sensor Flow switch Runtime contactsAlarm contacts Wiring of the cascade3Low Voltage Field Wiring Connections Condensate drain Condensate disposalFill and test water system Freeze protection when usedStart-up Check/control water chemistryInspect/check condensate lines and fittings Check for gas leaksCheck thermostat circuits Inspect/fill condensate systemCheck system and boiler Final checks before starting the boilerStart the boiler If boiler does not start correctly2Operating Instructions Natural Gas Propane Set space heating operationSet domestic hot water DHW operation Verify DHW modeConfiguration of the cascade How the control module operates Operating informationGeneral How the boiler operatesProtection features Temperature controlBoiler temperature regulation Cascade Outdoor reset operationOperation Display Sequence of operationStandby, ready to start a new cycle User Access modesInstaller Outdoor Knight boiler control moduleCall for Heat Operating information Dial Function Owner maintenance Maintenance Maintenance and annual startupService technician Maintenance Check boiler relief valve Flue vent system and air pipingCheck water system Check expansion tankCheck flame signal Check ignition ground wiringCheck all boiler wiring Check control settingsModel Kit Part Component Number Description Cleaning boiler heat exchangerReview with owner Oiled bearing circulatorsPC Interface DiagramsHigh Voltage 120 VAC