Weil-McLain Series 2 manual Description Weil-McLain Part number

Page 61

GOLD CGi Gas-Fired Water Boiler — Boiler Manual

12c Replacement parts — base (continued)

Item

Description

 

Weil-McLain

 

part number

 

 

 

 

 

 

 

 

 

 

Base assembly kit

 

CGi-25 & CGi-3

381-354-337

 

(includes base panels items 1, 2, 3, 4, 5, 6

 

CGi-4

381-354-338

 

and 7)

 

CGi-5

381-354-339

 

 

 

CGi-6

381-354-340

 

 

 

CGi-7

381-354-341

 

 

 

CGi-8

381-354-342

 

 

 

 

 

1

Base side panel (in Base assembly)

 

 

 

 

 

 

 

2

Base front cross-tie assembly (in Base assembly)

 

 

 

 

 

 

 

3

Base back cross-tie assembly (in Base assembly)

 

 

 

 

 

 

 

4

Burner shield (in Base assembly)

 

 

 

 

 

 

 

5

Base pan angle, left side (in Base assembly)

 

 

 

 

 

 

 

6

Base pan angle, right side (in Base assembly)

 

 

 

 

 

 

 

7

Base pan (in Base assembly)

 

 

 

 

 

 

 

7a

Base pan air baffle (in Base assembly)

 

 

 

 

 

 

 

8a

Burner mounting plate

 

CGi-25 & CGi-3

450-003-690

 

 

 

CGi-4

450-003-691

 

 

 

CGi-5

450-003-692

 

 

 

CGi-6

450-003-693

 

 

 

CGi-7

450-003-795

 

 

 

CGi-8

450-003-796

 

 

 

 

 

8b

Rear spacing strip

 

CGi-25 & CGi-3

550-320-160

 

 

 

CGi-4

550-320-161

 

 

 

CGi-5

550-320-162

 

 

 

CGi-6

550-320-163

 

 

 

CGi-7

550-320-164

 

 

 

CGi-8

550-320-165

 

 

 

 

 

8c

Nut, hex 5mm Zp

 

550-320-170

 

 

 

 

 

9

Base insulation kit

 

CGi-25 & CGi-3

381-354-330

 

 

 

CGi-4

381-354-331

 

 

 

CGi-5

381-354-332

 

 

 

CGi-6

381-354-333

 

 

 

CGi-7

381-354-334

 

 

 

CGi-8

381-354-335

 

 

 

 

 

10

Boiler leg kit

 

550-320-219

 

 

 

 

 

11

Manifold

 

CGi-25 & CGi-3

591-126-735

 

 

 

CGi-4

591-126-736

 

 

 

CGi-5

591-126-737

 

 

 

CGi-6

591-126-738

 

 

 

CGi-7

591-126-739

 

 

 

CGi-8

591-126-740

 

 

 

 

12

Main burner orifice — Natural gas, sea level (see Table 2, page 12 for

 

 

orifice size)

 

 

 

CGi-25

 

560-529-090

 

CGi-3 through -8

 

 

 

560-529-077

 

Main burner orifice — Propane gas, sea level (see Table 2, page 12 for

 

orifice size)

 

 

 

CGi-25

 

560-529-084

 

CGi-3 through -8

 

560-529-078

 

 

 

 

 

 

 

 

 

13

Burner

 

 

512-200-076

 

 

 

 

 

14

Screw, 10-32 x .0.38 STP type 23 hx, washer Hd slot

 

562-135-710

 

 

 

 

 

15

Rollout thermal fuse element

 

512-050-230

 

 

 

 

 

Part Number 550-110-710/0107

61

 

Image 61
Contents Gold CGi How it works Gold CGi Gas-Fired Induced-Draft Water Boiler Contents Please read before proceeding Installations must follow these codes 1a Prepare boiler location codes & checklistBefore locating the boiler, check the following 1b Prepare boiler location clearances 1c Prepare boiler location vent system When removing boiler from an existing common vent systemChimney or vent require- ments Products to avoid 1d Prepare boiler location air contaminationAir openings must be provided 1e Prepare boiler location air openingsAir opening options Two openings Air supply from inside the buildingMotorized air dampers Exhaust fans and air moversSingle air opening option Exception for large spacesOrifice replacement procedure 2a Prepare boiler placement & setupPlace boiler/crate near position Inspect orifices and burnersHydrostatic pressure test 2b Prepare boiler pressure testDrain and remove fittings Prepare boiler for testVenting chimney draft venting 3a Venting general informationCGi venting methods Chimney draft or Direct exhaust Chimney draft ventingObtain vent system components 3c Venting Direct exhaust components3d Venting direct exhaust vent starter Vent termination minimum clearances 3e Venting direct exhaust terminationDirect exhaust vertical venting 3f Venting direct exhaust installationUsing any termination other than one of those shown 4a Water piping general information Diaphragm-type or bladder- type expansion tank Figure 4b Water piping single-zone systemClosed-type expansion tank Piping multiple zones 4c Water piping multiple zonesZoning with circulators Temperature gauges 4d Piping low temperature systemsValve adjustment Primary/secondary preferred bypass piping methodPrimary/secondary piping BOILER-bypass piping method Valve adjustmentBoiler-bypass piping Zoning with SYSTEM-bypass piping method Prevent chilled water from entering boiler 4e Water piping refrigeration systemGas piping Connecting gas supply piping to boilerNatural Gas Propane GasElectrical installation must comply with Field wiringWiring connections Thermostat7a Start-up preparation Freeze protection when usedCheck for gas leaks Determine if water treatment is neededInspect system water piping Fill the system with waterInspect base insulation Start the boiler 7b Start-up operate boilerCheck system and boiler Check burner flames 7c Start-up if boiler doesn’t startCheck for Pilot burner flame FigureInstallation and service certificate Check-out procedure checklist9a Operation sequence Schematic wiring diagram 9b Operation wiring diagramsLadder wiring diagram 9c Operating instructions CGi-25 to CGi-6 9c Operating instructions CGi-25 to CGi-6 9c Operating instructions CGi-25 to CGi-8 Verify Proper Operation After Servicing 10a Service and maintenance schedule10b Service and maintenance annual start-up Burners and base 10b Service & maintenance annual start-upCondensate drain system Inducer motorCold fill and operating pressures Gas pipingAir vents and air elimination Limit controls and cutoffsBoiler relief valve Review with owner11b Troubleshooting components 11a Troubleshooting procedureBefore troubleshooting Air pressure switchTroubleshooting the control module Control indicator lightsControl indicator lights Lockout modes Control moduleControl module connections Chart 1- Troubleshooting Power light status 11c Troubleshooting control module lightsChart 2 Tstat Circ & Power lights flashing Chart 3 Press Switch & Power lights flashing Chart 4 Flame & Power lights flashing Does blower motor operate? Item 8 , Verify Sequence Section assembly Base Jacket Trim Controls 12a Replacement partsSection assembly 12b Replacement parts section assemblyBase assembly 12c Replacement parts baseDescription Weil-McLain Part number Jacket assembly 12d Replacement parts jacketBoiler Fittings shown are included with boiler 12e Replacement parts trimPropane gas components 12f Replacement parts controlsDimensional drawing 13a DimensionsDOE 13b RatingsRemoval of Combustion Chamber Lining or Base Panels Handling ceramic fiber and fiberglass materials
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Manual 12 pages 22.83 Kb

Series 2 specifications

The Weil-McLain Series 2 is a highly regarded boiler system known for its robustness, efficiency, and ease of installation. Designed primarily for residential and light commercial applications, the Series 2 boasts a variety of features that cater to diverse heating needs.

One of the standout characteristics of the Series 2 is its cast iron construction, which provides durability and longevity. Cast iron is well-suited for heat retention, allowing the boiler to operate more efficiently and deliver consistent warmth. The Series 2 is available in multi-fuel options, accommodating both natural gas and propane, making it versatile for various installations.

Efficiency is a key feature of the Weil-McLain Series 2, with annual fuel utilization efficiency (AFUE) ratings that meet or exceed industry standards. This ensures that homeowners can enjoy not only a comfortable living environment but also reduced energy bills. The Series 2 is designed to provide optimal performance, minimizing fuel consumption while maximizing heat output.

Another innovative aspect of the Series 2 is its user-friendly control system. Equipped with advanced controls, the boiler allows for precise temperature management and can easily be integrated with existing heating systems. This adaptability is crucial for ensuring that the boiler matches the specific heating demands of any space, increasing overall comfort levels.

Installation is straightforward, thanks to the boiler's thoughtful design. The Series 2 features a compact footprint, allowing for flexible placement in various settings. Additionally, Weil-McLain provides comprehensive documentation and customer support, making it easier for technicians to install and maintain the system.

The Series 2 also includes features aimed at ease of maintenance. Its clean-out ports facilitate quick access for servicing, ensuring that the boiler remains in peak operating condition throughout its lifespan. Weil-McLain’s commitment to quality means users can expect reliable performance year after year.

Overall, the Weil-McLain Series 2 stands out as an excellent choice for those seeking a dependable, efficient, and straightforward heating solution. Its combination of durable construction, high efficiency, and user-centric design makes it a leading option in the boiler market, appealing to both homeowners and professionals alike. Whether for a new installation or a replacement, the Series 2 is poised to deliver exceptional heating performance.