GOLD CGi Gas-Fired Water Boiler — Boiler Manual

12e Replacement parts — trim

Figure 42  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.)

 

 

 

 

 

 

 

 

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 —

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

¾" NPT — CGi-25 - - - - - -

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

381-354-530

 

1" NPT — CGi-3 through CGi-5 -

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

381-354-525

 

1¼" NPT — CGi-6 and CGi-7 -

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

381-354-526

 

1½" NPT — CGi-8 - - - - - -

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

381-354-531

6

Circulator wiring harness kit, with Molex (loose)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

381-354-528

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

64

Part Number 550-110-710/0107

 

Page 63 Page 65
Page 64
Image 64
Weil-McLain Series 2 manual 12e Replacement parts trim, Fittings shown are included with boiler
Page 63 Page 65

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.
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