Weil-McLain 550-110-260/0508 manual 12e Replacement parts trim, Part number

Page 60

GOLD CGs Gas-Fired Water Boiler — Boiler Manual

12e Replacement parts — trim

Figure 29 Trim assembly

Item

Description

Manufacturer

Manufacturer’s

Weil-McLain

number

 

 

part number

part number

 

 

 

 

 

1

Pressure relief valve, ASME, 30 PSIG, ¾" male inlet

Conbraco

10-407-10

511-546-920

 

 

Watts

M330

 

 

Pressure relief valve, ASME, 30 PSIG, ¾" female inlet

Conbraco

10-408-05

511-546-924

 

(Fittings shown are factory-installed on boiler.)

Watts

335

 

 

 

 

 

 

2

Combination pressure-temperature gauge, 3¹⁄₈" diameter,

Weil-McLain

 

380-000-000

 

short shank (Fittings shown are shipped loose with boiler.)

 

 

 

 

 

 

 

 

3

Drain valve, ¾"

Conbraco

31-606-01

511-210-423

 

(Fittings shown are included with boiler.)

Hammond

710

511-246-392

 

 

Valve

 

 

 

 

Matco-Norca

205F04

511-246-392

 

 

Watts

BD-2C

511-246-392

 

 

 

 

 

4

Circulator

Bell & Gossett

NRF-22-103253

511-405-118

 

(Fittings shown are shipped loose with boiler.)

Grundfos

UP15-42FR-TB4

511-405-126

 

 

Taco

007

511-405-113

 

 

 

 

 

5

Circulator gasket, universal (2 per boiler)

Weil-McLain

 

590-317-535

 

 

 

 

 

not

Circulator hardware kit, includes:

Weil-McLain

 

 

shown

1 flange, 2 nuts, 2 screws, 1 gasket —

 

 

 

 

1" NPT — CGs-3 through CGs-5

 

 

381-300-494

 

1¼" NPT — CGs-6

 

 

381-300-495

 

 

 

 

 

6

Circulator wiring harness kit, with Molex (loose)

 

 

381-354-528

 

 

 

 

 

60

Part number 550-110-260/0508

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Page 59 Page 61
Contents Gold CGs How it works Gold CGs Gas-Fired Induced-Draft Water Boiler Contents Installer Please read before proceedingUser 1a Prepare boiler location codes & checklist Installations must follow these codesBefore locating the boiler, check the following 1b Prepare boiler location clearances When removing boiler from an existing common vent system 1c Prepare boiler location vent systemCGs special vent system Vent system1d Prepare boiler location contamination Products to avoid1e Prepare boiler location air openings Combustion air optionsSizing air openings Special considerationsSizing air openings for CGs installations 2a Prepare boiler placement & setup Orifice replacement procedurePlace boiler/crate near position Inspect orifices and burners2b Prepare boiler pressure test Hydrostatic pressure testDrain and remove fittings Prepare boiler for test3a Water piping general information 3b Water piping single-zone system 3c Water piping multiple zones Piping multiple zones3c Water piping multiple zones Temperature gauges Valve adjustment Figures 8 and 9 only3d Piping low temp systems Primary/secondary preferred bypass piping method3d Piping low temp systems Valve adjustment BOILER-bypass piping methodFigures 8 SYSTEM-bypass piping method 3e Water piping refrigeration systems Prevent chilled water from enteringBoiler Venting and combustion air Use direct vent sealed combustion if combustion airConnecting gas supply piping to boiler Gas pipingNatural Gas Propane GasField wiring Electrical installation must comply withWiring connections ThermostatFreeze protection when used 7a Start-up preparationCheck for gas leaks Verify water chemistry7b Start-up operate boiler Inspect system water piping Inspect base insulationFinal check before starting boiler Start the boiler7c Start-up if boiler doesn’t start Check burner flamesCheck for Pilot burner flame FigureCheck-out procedure checklist Installation and service certificate9a Operation sequence 9b Operation wiring diagrams Schematic wiring diagramLadder wiring diagram 9c Operating instructions CGs-3 to CGs-6 9c Operating instructions CGs-3 to CGs-6 9c Operating instructions CGs-3 to CGi-6 10a Service and maintenance schedule Verify Proper Operation After Servicing10b Service & maintenance annual start-up Condensate drain system Burners, base and inlet air box Inducer motorOiled-bearing circulators 10b Service & maint. annual start-up Boiler relief valve Relief valve, typicalCleaning boiler heating surfaces Review with owner11a Troubleshooting procedure Before troubleshootingCheck the following 11b Troubleshooting air pressure switch Air pressure switchCheck pressure switch setting Troubleshooting air pressure reading11c Troubleshooting control module Control indicator lights Lockout modesControl indicator lights NON-LOCKOUT modes Troubleshooting the control moduleControl module connections 11d Troubleshooting control module lights Chart 1 Troubleshooting Power light statusChart 2 Tstat Circ & Power lights flashing Chart 3 Press Switch & Power lights flashing Chart 4 Flame & Power lights flashing Item 8 , Does blower motor operate? Verify Sequence of operation, , 12a Replacement parts Section assembly Base Jacket Trim Controls12b Replacement parts section assembly Item number Description Weil-McLain part numberPage 12c Replacement parts base Description Weil-McLain Part number12d Replacement parts jacket Jacket assemblyBoiler Model Weil-McLain part number 12e Replacement parts trim Part number12f Replacement parts controls Propane gas components13a Dimensions Dimensional drawing13b Ratings DOEHandling ceramic fiber and fiberglass materials Removal of Combustion Chamber Lining or Base Panels

550-110-260/0508 specifications

Weil-McLain is a well-known name in the heating industry, offering a wide range of high-quality boilers and heating systems. Among its impressive lineup, the Weil-McLain 550-110-260/0508 model stands out for its performance, efficiency, and advanced technologies, making it suitable for residential and commercial heating applications.

The 550-110-260/0508 boiler is designed for flexibility and performance, providing an output capacity of 110,000 BTU per hour. This makes it suitable for various heating needs, from single family homes to larger commercial spaces. One of the key features of this model is its high-efficiency design, which allows it to operate at an AFUE (Annual Fuel Utilization Efficiency) rating of up to 95%. This means that a significant portion of the fuel consumed is converted into usable heat, resulting in lower energy bills and reduced environmental impact.

A standout characteristic of the Weil-McLain 550-110-260/0508 is its durable construction. Built with high-quality materials, this boiler is designed to withstand the rigors of daily use and provide reliable service over the years. Additionally, the unit features a compact design, allowing for easy installation in various configurations, whether it be in a basement, utility room, or outdoor setting.

Another impressive technology incorporated in this model is the advanced control system, which allows for precise temperature management and improved energy efficiency. The intuitive control interface enables homeowners and facility managers to easily set and adjust heating schedules, ensuring optimal comfort while minimizing energy consumption.

Safety is also a top priority for Weil-McLain. The 550-110-260/0508 is equipped with multiple safety features, including a pressure relief valve, limit controls, and a low water cutoff, which help to ensure safe and reliable operation.

In conclusion, the Weil-McLain 550-110-260/0508 model boasts a combination of efficient heating, durable construction, advanced control technology, and safety features, making it an excellent choice for those seeking a reliable and effective heating solution. Its versatility and performance make it well-suited for a variety of applications in both residential and commercial settings.
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