Weil-McLain -230 Handbuch

Part number GL-E223-ADOC 0311 This manual must only be used by a qualified heating installer/service technician. BEFORE installing, read all instruc-t

AQUA PLUS indirect-fired water heaters — Product ManualRecirculation (continued)ComponentsCirculator (Figure 6, item 1)1. Little flow is required to m

AQUA PLUS indirect-fired water heaters — Product ManualFigure 7 Zoning with circulators — direct-connected system pipingNotes• Place circulators at

AQUA PLUS indirect-fired water heaters — Product ManualBoiler-side piping (continued)Figure 8 Zoning with circulators — primary/secondary system pipi

AQUA PLUS indirect-fired water heaters — Product ManualBoiler-side piping (continued)Figure 9 Zoning with zone valves — direct-connected system pipin

AQUA PLUS indirect-fired water heaters — Product ManualBoiler-side piping (continued)Figure 10 Zoning with zone valves — primary/secondary system pip

AQUA PLUS indirect-fired water heaters — Product ManualBoiler-side piping (continued)Figure 11 Dedicated single-boiler pipingNotes• Place circulator

AQUA PLUS indirect-fired water heaters — Product ManualBoiler-side piping (continued)Figure 12 Multiple water heaters — domestic water pipingFigure 1

AQUA PLUS indirect-fired water heaters — Product ManualBoiler-side piping (continued)Figure 14 Multiple water heaters and dedicated multiple boilers

AQUA PLUS indirect-fired water heaters — Product ManualConnecting to a low-pressure steam boilerSpecial considerationsWhen designing steam and domesti

AQUA PLUS indirect-fired water heaters — Product ManualConnecting to a low-pressure steam boiler (continued)Figure 16 Low pressure steam boiler appli

AQUA PLUS indirect-fired water heaters — Product ManualContentsPlease read before proceeding 3When servicing water heater . . . . . . . . .

AQUA PLUS indirect-fired water heaters — Product ManualBoiler-side wiring and controls Electrical shock hazard — Can cause severe personal injury, de

AQUA PLUS indirect-fired water heaters — Product ManualWiring — zoning with circulatorsNotes• Also refer to the WMCR manual and Weil-McLain Boiler

AQUA PLUS indirect-fired water heaters — Product ManualWiring — zoning with zone valvesNotes• Also refer to the WMZV manual and Weil-McLain Boiler

AQUA PLUS indirect-fired water heaters — Product ManualWater heater filling and start-up The installation and water chemistry must meet the req

AQUA PLUS indirect-fired water heaters — Product Manual Hot Water Can Scald!• Water heated to temperature for clothes washing, dish washing and other

AQUA PLUS indirect-fired water heaters — Product ManualWater heater maintenance Boiler water — read and comply with all requirements under “Boiler wa

AQUA PLUS indirect-fired water heaters — Product ManualWater heater maintenance (continued)and their frequencies, including any not listed in the

AQUA PLUS indirect-fired water heaters — Product ManualTroubleshootingPreparation for troubleshootingTools needed Electrical meter to measure voltage

AQUA PLUS indirect-fired water heaters — Product ManualTroubleshooting (continued)Insufficient hot water1 Undersized water heater?2 Boiler system imp

AQUA PLUS indirect-fired water heaters — Product ManualTroubleshooting (continued)1 Undersized water heater? • There are many methods of sizing vari

AQUA PLUS indirect-fired water heaters — Product ManualPlease read before proceeding Failure to adhere to the guidelines on this page can result in s

AQUA PLUS indirect-fired water heaters — Product ManualTroubleshooting (continued)• Is the circulator between the boiler and the water heater properl

AQUA PLUS indirect-fired water heaters — Product ManualTroubleshooting (continued)4 Check boiler operating temperatures. • If possible, increase the

AQUA PLUS indirect-fired water heaters — Product ManualTroubleshooting (continued)Excessive domestic water temperature1 Reduce stacking. • Excessive

AQUA PLUS indirect-fired water heaters — Product ManualTroubleshooting (continued)Boiler relief valve lifting or weeping1 Undersized expansion tank?

AQUA PLUS indirect-fired water heaters — Product ManualTroubleshooting (continued)Temperature/pressure relief valve lifting or weeping1 Undersized or

AQUA PLUS indirect-fired water heaters — Product ManualTroubleshooting (continued)Water on the floor near the tank1 Check for leaks from sources other

AQUA PLUS indirect-fired water heaters — Product ManualTroubleshooting (continued)Rapid decay of magnesium anode1 Anodes last less than two years T

AQUA PLUS indirect-fired water heaters — Product ManualWater quality problems1 Water smells like “rotten eggs.” • The most common cause of water to

AQUA PLUS indirect-fired water heaters — Product Manual• This is similar to the reaction that occurs as air bubbles form on the walls of a pan shortl

AQUA PLUS indirect-fired water heaters — Product ManualItem DescriptionSize/ModelAQUA PLUSWeil-McLain Part Number1Magnesium anode replacement kit (inc

AQUA PLUS indirect-fired water heaters — Product ManualPre-installationFigure 1 Clearance recommendationsCodes1. Installation must conform with inst

AQUA PLUS indirect-fired water heaters — Product ManualAHRI ratingsModel AQUA PLUSAHRI certified ratings180°F boiler water entering | 58°F to 135°F d

AQUA PLUS indirect-fired water heaters — Product ManualRatings with 200°F boiler supply water For water heater to achieve the rated performance below

AQUA PLUS indirect-fired water heaters — Product ManualRatings with 190°F boiler supply water For water heater to achieve the rated performance below

AQUA PLUS indirect-fired water heaters — Product ManualRatings with 180°F boiler supply water For water heater to achieve the rated performance below

AQUA PLUS indirect-fired water heaters — Product ManualDimensionsFigure 25 Dimensions and ratings — AQUA PLUS indirect-fired water heatersModelAQUA PL

AQUA PLUS indirect-fired water heaters — Product ManualPre-installation (continued) Hot Water Can Scald!• Water heated to temperature for clothes was

AQUA PLUS indirect-fired water heaters — Product ManualDomestic water pipingFigure 2 DHW pipingPiping overview THERMAL EXPANSION TANK — If a bac

AQUA PLUS indirect-fired water heaters — Product ManualDomestic water piping (continued)LEGEND for Figure 2, page 6 Domestic water supplied to fixture

AQUA PLUS indirect-fired water heaters — Product ManualRecirculation Massachusetts code applications require recircu-lation piping or heat-traced pip

AQUA PLUS indirect-fired water heaters — Product ManualRecirculation (continued)Figure 4 Time lag to obtain hot water at fixture for branch lengths of