Assessments - 2, GPA: 4
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User: Boiler and burner must be installed and serviced by a qualified service technician. This manual must only be used by a qualified heating installer/service technician. Failure to comply could result in severe personal injury, death or substantial property damage. Part No. 550-141-705/0600 Weil-McLain 78 Boiler For Gas, Light Oil, Gas/Light Oil Fired Burners Contents 1. Before Installing Boiler.............................................................. page 3 2. Set Packaged Boiler or Block Assembly in Place................ page 5 3. Assemble Block.......................................................................... page 6 4. Perform Hydrostatic Pressure Test....................................... page 12 5. Connect Water Boiler Piping.................................................. page 13 6. Connect Steam Boiler Piping................................................. page 15 7. Install Jacket ............................................................................. page 19 8. Pipe Tankless Heaters............................................................. page 19 9. Install Water Boiler Controls .................................................. page 20 10. Install Steam Boiler Controls ................................................. page 21 11. Connect Breeching and Venting Systems........................... page 23 12. Install Burner............................................................................. page 24 13. Wiring and Fuel Piping............................................................ page 24 14. Make Final Adjustments.......................................................... page 25 15. Data and Dimensions .............................................................. page 27 16. Parts............................................................................................ page 29 17. Ratings ....................................................................................... page 31 Warranty...................................................................................... Back Cover When Calling or Writing about the Boiler Please have model and series from boiler rating label and CP number(s) from boiler jacket or controls. Hazard Definitions The following defined terms are used throughout this manual to bring attention to the presence of hazards of various risk levels, or to important information concerning the life of the product. Indicates presence of hazards that will cause severe personal injury, death or substantial property damage if ignored. Indicates presence of hazards that can cause severe personal injury, death or substantial property damage if ignored. Indicates presence of hazards that will or can cause minor personal injury, death or substantial property damage if ignored. Indicates special instructions on installation, operation or maintenance that are important but not related to personal injury. Read all instructions before Do not use petroleum-based installing. Failure to follow all cleaning or sealing components in instructions in proper order can boiler system. Severe damage to cause severe personal injury, death system components can result, or substantial property damage. causing substantial propety damage. Part No. 550-141-705 • Installation • Start-Up • Maintenance • Parts 1a Before Installing Boiler Installation must comply with: • State, provincial and local plumbing, heating and electrical codes. • Regulations of serving utilities. • National codes where applicable. Before selecting boiler location: • Check for nearby connections to: – fuel supply – electrical power – system water or steam piping – venting systems - see page 23 – combustion and ventilation air supply - see “Provide combustion and ventilation air supply openings” below • Check area around boiler for and remove any combustible materials, gasoline and other flammable vapors and liquids. Failure to keep boiler area clear and free of combustible materials, gasoline and other flammable liquids and vapors can result in severe personal injury, death and substantial property damage. Provide combustion and ventilation air openings: Do not install an exhaust fan in boiler room. Adequate combustion and ventilation air must be provided to assure proper combustion and prevent possibility of flue gas leakage and carbon monoxide emissions, causing severe personal injury or death. Grating – Min. 12" above avg. snowline Note: GRADE Size of areaway and grating to be equal to or greater than total louver area. Areaway Louver Boiler room floor Figure 1 Combustion and Ventilation Air Openings Boiler Room Below Grade Part No. 550-141-705 Opening sizes must comply with state, provincial or local codes. In their absence, use the following when boiler is in a confined room: • Provide two permanent openings in boiler room - one within 12 inches of ceiling, one within 12 inches of floor. Minimum dimension of each opening - 3 inches. -When all air is taken from within building, each ope...