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06/10/08
1
CGs SERIES BOILER
SUGGESTED SPECIFICATIONS
I. General Requirements
A. Furnish and install ( ) low pressure packaged, sealed combustion, power vented, high
Efficiency gas fired cast iron sectional boiler(s) that that can use outside air for combustion.
B. Install boiler-burner unit(s) in compliance with manufacturers installation instructions. All work
must be done in a neat and workman like manner.
C. Weil-McLain qty.( ) CGs boiler(s) size(s) ( ) capable of burning natural gas at 5 to 13”w.c. or
propane 11 to 13”w.c. inlet pressure.
1. Packaged boiler (standard).
2. High grade stainless steel burners for natural or propane gas firing.
3. Water.
4. Minimum 84% efficiency.
5. Induced draft.
6. Intermittent pilot with electronic module control with diagnostic lights.
D. Boiler(s) shall have I=B=R Hydronics Institute gross output(s) at 100% firing rate –
( ) MBH per boiler.
E. Boiler(s) shall be manufactured by ISO 9001 registered company to conform to Section IV of
the ASME Boiler and Pressure Vessel Code.
1. Individual sections (and section assembly) to be hydrostatically pressure tested at factory
in accordance with ASME requirements.
2. Maximum allowable working pressure 50 PSIG water and cast as part of section with
ASME symbol.
F. Regulatory Requirements
1. Boiler(s) and controls to comply with applicable regulations.
G. Submittals
1. Submit shop drawings and product data.
2. Submittal packet to include boiler (and burner) manufacturer descriptive literature,
installation instructions, operating instructions, and maintenance instructions.
II. Product
A. Acceptable boiler/burner manufacturer(s) include(s):
1. Weil-McLain only, as specified in Part 1, Paragraph C.
2. Other manufacturer(s) or other Weil-McLain boiler(s) must comply with specifying
engineer’s requirements, including: