Weil-McLain Boiler Manual for Maintenance and Installation of Series 2
Page 1

88

Water & steam boilers – Series 2

for use with Gas, Light Oil, & Gas/Light Oil – Fired Burners

Boiler Manual

• Installation

• Maintenance

 

• Startup

• Parts

 

 

For additional

 

 

information, refer to . .

 

 

Burner

 

 

specification and

 

 

data sheets

 

 

for burners pre-tested

 

 

with model 88 boilers

This manual must only be used by a qualified INSTALLER

Consider piping and installation when determining

heating installer/service technician. Read all

boiler location.

instructions before installing. Follow all in-

Any claims for damage or shortage in shipment must be

structions in proper order. Failure to comply

filed immediately against the transportation company

could result in severe personal injury, death

by the consignee.

or substantial property damage.

 

USER . . . .

This manual is for use only by your qualified heating

When calling or writing about the boiler—

installer/service technician. Boiler and burner must be

Please have the boiler model number from the

installed by a qualified service technician. We recom-

boiler rating label and the CP number from

mend regular service by a qualified service technician,

the boiler jacket.

at least annually.

 

Part No. 550-100-068/0308

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Contents Boiler Manual Hazard Definitions Read before proceedingRead before proceeding Contents Installation must comply with Before installing boilerBefore selecting boiler location Provide clearance around boilerCombustion and ventilation air openings Required volume of interior spacesCombustion air openings to inside Combustion air openings to outsideCombustion air combination indoor and outdoor openings Engineered InstallationsLouvers, Grilles, and Screens Mechanical Combustion Air SupplySet boiler in place For block assemblyFor packaged boiler Prepare and position back section Assembling the blockIf using tankless heater TI sections Install intermediate sectionsSection arrangement Boiler modelNumber Prepare boiler and test Perform hydrostatic pressure testSteam boiler Between 45 and 55 psig Install burner mounting plate on front section Complete block assemblyInsert HXT-bars Install draft hood collar Install cleanout platesConnect water boiler piping Install pipingGeneral water piping information By-pass circulator sizing Piping multiple boilersGeneral steam piping information Connect steam boiler pipingDrawing legend & notes Steam boiler piping guidelinesMinimum height of header above water line must be 24 inches Hartford loop piping for all steam boilersModel 1288 through 1888 steam 3 or 4 risers required Multiple Steam Boiler Piping Gravity Condensate Return Before installing jacket Install jacketInstall support brackets/channels Remove jacket parts from cartonsInstall jacket Install jacket side panels Install jacket front and back panelsInstall jacket top panels Install jacket trimJacket side panel placement Jacket top panel placement To pipe tankless heaters Pipe tankless heatersHot water can scald Install controls Install water boiler controlsSteam control locations Install steam boiler controlsSteam control siphon and fittings General venting information Connect breeching and venting systemsSelect type of venting system Construct metal breechingStub vent forced draft single boiler Install burner & wiring and fill system Fuel oil piping Install fuel pipingGas piping Adjust burner and damper assembly Make final adjustmentsFlue gas temperature no lower than 330F Skim steam boilersHandling ceramic fiber and fiberglass materials Removal of Front Plate or Cleanout Plate Materials=B=R RatingsDimensions inches Model DimensionsModel Supply & return tappings Burner lengths Dimension F 1788 1888Dimensions see lettered dimensions on opposite Description Part number PartsParts Weil-McLain Limited Warranties Warranty

88 specifications

The Weil-McLain 88 series is a commercial cast iron boiler recognized for its durability, efficiency, and versatile design, making it a preferred choice for various heating applications. Designed primarily for commercial and industrial use, the Weil-McLain 88 combines advanced technology with proven engineering principles to deliver reliable performance and long-lasting service.

One of the standout features of the Weil-McLain 88 is its cast iron construction. Cast iron is renowned for its ability to retain heat, resulting in lower fuel consumption and more consistent heating. This robust material ensures that the boiler can withstand high temperatures and pressures, making it suitable for heavy-duty applications. The sectional design of the boiler allows for easy installation and maintenance, enabling quick access to components and minimizing downtime.

In terms of efficiency, the Weil-McLain 88 is designed to achieve high thermal efficiency ratings. The boiler employs a flue gas recirculation system, which significantly reduces heat loss and maximizes energy utilization. Additionally, its low water content provides rapid heating response times, ensuring that spaces are heated promptly, even during peak demand periods.

Another noteworthy characteristic of the Weil-McLain 88 is its versatility. The boiler can be configured for a variety of applications, including hot water heating, hydronic heating systems, and steam heating. It is compatible with multiple fuel types, including natural gas, propane, and various oil options, allowing for flexibility in fuel choice based on availability and pricing.

The Weil-McLain 88 also incorporates advanced control technologies that enhance operational efficiency. The integrated electronic controls feature diagnostic capabilities to streamline troubleshooting and maintenance, ensuring optimal performance throughout the boiler’s lifespan. Moreover, the boiler's design is compatible with modern building management systems, allowing for seamless integration into existing heating setups.

Overall, the Weil-McLain 88 series stands out for its combination of quality construction, efficient operation, and adaptability to different heating needs. Whether for a commercial building, industrial facility, or institutional application, the Weil-McLain 88 provides a reliable and efficient heating solution that meets the demands of the modern world.
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