Burnham ES2 manual Connect Boiler Water Piping, Description Burnham Part Number

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6. Connect Boiler Water Piping (continued)

7.Screw an installer-supplied 1¼” pipe or nipple into the water return tapping “R”.

8.Screw the supplied drain valve into tapping “D”.

9.See Figure 6b for suggested near boiler piping of IQ Options.

6-b
Item	Description	Burnham Part Number
1	1¼ x 1¼ x ½ Tee	806601021
2	Immersion Well, ½ NPT	80160456
3	1¼ x 6 Nipple	806600029
4	1¼ Tee	806601030
5	1¼ x ¾ Bushing	806600504
6	LWCO Sensor, ¾ NPT	102305-01
7	1¼ x 3 Nipple	806600005
8	1¼ Elbow	806601528
		11

Image 11

Contents ES2 Page Whats in the crate? ES2 Series SpecificationsSpecifications Appendices InstallationBoiler Quick-Start Position the Boiler Unpack the CrateConnect Venting Provide Combustion AirConnect Venting ES2 Vent Connector Horizontal Length Restrictions ftConnect Boiler Water Piping Connect Gas PipingDescription Burnham Part Number Connect Boiler Water Piping Connect Electrical WiringStatus Code Displayed in STA Mode Using IQ Boiler Control DisplayViewing the Operating Mode Options Operating Mode OptionsAdjustment Mode Options Changing the Adjustable ParametersMore Information about Adjustable Parameters Using the IQ Option PanelCheck for Gas and Water Leaks Using the Optional LCD Display KitBoiler restarts Perform Startup Checks and AdjustmentsAnnual Maintenance Checklist IQ Boiler Control Status Codes when Err is not displayed TroubleshootingIQ Boiler Control Error Codes when Err is flashing TroubleshootingDisplay Status Boiler / Control Actions IQ Option Panel Display Shows ERRRepair Parts List Repair Parts List Burner Orifices LP Gas 1.20mm IQ Boiler Control Jacket Vestibule Panel Supply Water Manifold Figure IW-1 Wiring Diagram Internal WiringFigure IW-2 Wiring Schematic Internal WiringFigure IW-3 Single Zone System with Domestic Hot Water Tank Figure IW-5 Multiple Zone System with Zone Valves Figure IW-7 Multiple Zone System with Zone Valve Panel Combined appliance Input BTU/hr Appendix a Combustion AirAppendix B Venting Figure B-1 Typical Atmospheric Vent Installation This page Intentionally Left Blank Length W.c. Pressure Drop Feet Appendix C Gas PipingAppendix D System Piping Appendix C Gas PipingHot Water Boilers, Non-Condensing Appendix D System PipingFigure D-0 Piping Schematic Symbols Figure D-W1 Water Boiler, Series Loop Figure D-W3 Water Boiler, Tankless Coil, Two or More Zones Figure D-W5 Water Boiler, Indirect Water Heater Confirm that the boiler and system have no water leaks Appendix E Filling the System and Checking for LeaksNatural Gas Boilers Appendix F Adjusting Gas Input RateTable F-1 Gas Flow Rate in Cu. Ft. / Hr Appendix F Adjusting Gas Input RateLP/Propane Gas Boilers Leak Test Gas PipingAppendix G Checking Draft and Combustion IQ Option Panel Appendix H iq control systemIQ Control System Overview IQ Boiler ControlAppendix H IQ Control System EnviraCOM Thermostats IQ Display KitOptional Components Appendix H IQ Control System System Parts ListAdditional Information List Factory Mounted ComponentsService Record Limited Warranty