Weil-McLain -105 User Manual

Part number 550-101-233/0903• Installation• Startup• Maintenance• PartsThis manual must only be used by a qualified heating installer/service technici

Part number 550-101-233/0903 GAS-FIRED WATER BOILER — Boiler Manual10Figure 2a Installing propane orifice (Ultra-155and Ultra-230)Prepare for propane

GAS-FIRED WATER BOILER — Boiler ManualPart number 550-101-233/090311 GAS-FIRED WATER BOILER — Boiler ManualPrepare boiler (continued)Perform hydrosta

Part number 550-101-233/0903 GAS-FIRED WATER BOILER — Boiler Manual12Install water piping3Install relief valve1. Install relief valve in ¾" stree

GAS-FIRED WATER BOILER — Boiler ManualPart number 550-101-233/090313 GAS-FIRED WATER BOILER — Boiler ManualInstall water piping (continued)3Figure 4

Part number 550-101-233/0903 GAS-FIRED WATER BOILER — Boiler Manual14Install water piping (continued)3Figure 6 Pump curves for typical circulatorssugg

GAS-FIRED WATER BOILER — Boiler ManualPart number 550-101-233/090315 GAS-FIRED WATER BOILER — Boiler ManualInstall water piping (continued)3Figure 7

Part number 550-101-233/0903 GAS-FIRED WATER BOILER — Boiler Manual16Install water piping (continued)3Figure 8 Circulator zoning plus optionalDHW pipi

GAS-FIRED WATER BOILER — Boiler ManualPart number 550-101-233/090317 GAS-FIRED WATER BOILER — Boiler ManualFigure 9 Typical radiant heating systempip

Part number 550-101-233/0903 GAS-FIRED WATER BOILER — Boiler Manual18Chilled water systems1. Install boiler so that chilled medium is piped in paralle

GAS-FIRED WATER BOILER — Boiler ManualPart number 550-101-233/090319Venting, combustion air & condensate line4Prepare condensate fittings1. Remov

Part number 550-101-233/0903 GAS-FIRED WATER BOILER — Boiler Manual2 GAS-FIRED WATER BOILER — Boiler ManualTHE BOILER, WITH PhPhPhPhPhDDDDD TECHNOL

Part number 550-101-233/0903 GAS-FIRED WATER BOILER — Boiler Manual20 GAS-FIRED WATER BOILER — Boiler ManualConnect condensate drain1. Remove condensa

GAS-FIRED WATER BOILER — Boiler ManualPart number 550-101-233/090321Gas piping5Connecting gas supply piping1. Remove jacket front panel and refer to

Part number 550-101-233/0903 GAS-FIRED WATER BOILER — Boiler Manual22 GAS-FIRED WATER BOILER — Boiler ManualTable 4 Pipe capacity for 0.60 specific gr

GAS-FIRED WATER BOILER — Boiler ManualPart number 550-101-233/090323 GAS-FIRED WATER BOILER — Boiler ManualStartup6Check/control water chemistryDo no

Part number 550-101-233/0903 GAS-FIRED WATER BOILER — Boiler Manual24Startup (continued)6Final checks before starting boiler❏Read the Ultra Control Su

GAS-FIRED WATER BOILER — Boiler ManualPart number 550-101-233/090325 GAS-FIRED WATER BOILER — Boiler ManualStartup (continued)6❏ Check flame & c

Part number 550-101-233/0903 GAS-FIRED WATER BOILER — Boiler Manual26 GAS-FIRED WATER BOILER — Boiler ManualCheck-out/startup verification7❏ Boiler an

GAS-FIRED WATER BOILER — Boiler ManualPart number 550-101-233/090327Installation certificateBoiler model __________________CP number ___________Date

Part number 550-101-233/0903 GAS-FIRED WATER BOILER — Boiler Manual28 GAS-FIRED WATER BOILER — Boiler ManualAnnual startup and general maintenanceFoll

GAS-FIRED WATER BOILER — Boiler ManualPart number 550-101-233/090329Annual startupThe boiler should be inspected and started annually, at the beginni

GAS-FIRED WATER BOILER — Boiler ManualPart number 550-101-233/09033THE GAS-FIRED WATER BOILER, WITH PhPhPhPhPhDDDDD TECHNOLOGY

Part number 550-101-233/0903 GAS-FIRED WATER BOILER — Boiler Manual30 GAS-FIRED WATER BOILER — Boiler ManualAnnual startup (continued)Clean condensate

GAS-FIRED WATER BOILER — Boiler ManualPart number 550-101-233/090331Inspect ignition electrode1. Remove the ignition electrode from the boiler heatex

Part number 550-101-233/0903 GAS-FIRED WATER BOILER — Boiler Manual32 GAS-FIRED WATER BOILER — Boiler ManualAnnual startup (continued)8aFigure 16 Burn

GAS-FIRED WATER BOILER — Boiler ManualPart number 550-101-233/090333Maintenance — general8bReplace boiler jacket front door after startup or servicin

Part number 550-101-233/0903 GAS-FIRED WATER BOILER — Boiler Manual34Cleaning boiler heat exchanger(continued from previous page)Access exchanger: Ult

GAS-FIRED WATER BOILER — Boiler ManualPart number 550-101-233/090335 GAS-FIRED WATER BOILER — Boiler ManualReplacement parts9Miscellaneous parts and

Part number 550-101-233/0903 GAS-FIRED WATER BOILER — Boiler Manual36 GAS-FIRED WATER BOILER — Boiler ManualReplacement parts (continued)9Jacket parts

GAS-FIRED WATER BOILER — Boiler ManualPart number 550-101-233/090337Replacement parts (continued)9Jacket parts

Part number 550-101-233/0903 GAS-FIRED WATER BOILER — Boiler Manual38 GAS-FIRED WATER BOILER — Boiler ManualReplacement parts (continued)9Heat exchang

GAS-FIRED WATER BOILER — Boiler ManualPart number 550-101-233/090339Replacement parts (continued)9Heat exchanger and piping — Ultra-80 & -105

Part number 550-101-233/0903 GAS-FIRED WATER BOILER — Boiler Manual4 GAS-FIRED WATER BOILER — Boiler ManualContentsThe following defined terms are use

Part number 550-101-233/0903 GAS-FIRED WATER BOILER — Boiler Manual40Replacement parts (continued)9Heat exchanger and piping — Ultra-155 to -310

GAS-FIRED WATER BOILER — Boiler ManualPart number 550-101-233/090341Replacement parts (continued)9Heat exchanger and piping — Ultra-155 to -310

Part number 550-101-233/0903 GAS-FIRED WATER BOILER — Boiler Manual42 GAS-FIRED WATER BOILER — Boiler Manual9Replacement parts (continued)Controls

GAS-FIRED WATER BOILER — Boiler ManualPart number 550-101-233/09034310Dimensions1. Boiler supply and return tappings are both 1" NPT (Ultra-80/1

Part number 550-101-233/0903 GAS-FIRED WATER BOILER — Boiler Manual44RatingsDOE1. As an Energy Star Partner, Weil-McLain has determinedthat Ultra boil

GAS-FIRED WATER BOILER — Boiler ManualPart number 550-101-233/09035Please read before proceedingFailure to adhere to the guidelines on this page can

Part number 550-101-233/0903 GAS-FIRED WATER BOILER — Boiler Manual6 GAS-FIRED WATER BOILER — Boiler ManualFigure 1 Clearances requiredPrepare boiler

GAS-FIRED WATER BOILER — Boiler ManualPart number 550-101-233/09037Prepare boiler location (continued)1Flooring and foundationFlooringThe Ultra boile

Part number 550-101-233/0903 GAS-FIRED WATER BOILER — Boiler Manual8 GAS-FIRED WATER BOILER — Boiler ManualTable 1 Corrosive contaminants and sourcesP

GAS-FIRED WATER BOILER — Boiler ManualPart number 550-101-233/09039Remove boiler from crateCold weather handling — If boiler has beenstored in a very