Weil-mclain PFG Series Manuel d'utilisateur télécharger pdf

General Requirements

A. Furnish and install _____ (qty) packaged atmospheric gas cast iron sectional

boiler(s).

B. Install packaged boiler unit(s) according to manufacturer’s installation

instructions. All work to be done in a neat and workmanlike manner.

C. Weil-McLain _____ (qty) PFG-_____ (size) -PIDN, -PIN, -SPN, packaged

water boiler(s) capable of burning natural gas (propane available as product

option).

D. The inlet natural gas pressure to the boiler gas valve(s) should be a minimum

of 5” w.c. and a maximum of 13” w.c. If inlet natural gas pressure exceeds

13” w.c., a 100% lock-up type gas pressure regulator of adequate size must

be installed in gas supply piping and adjusted to prevent pressure in excess

of 13” w.c.

E. Boiler(s) shall have I=B=R Hydronics Institute gross output(s) at 100% firing

rate __________ MBH per boiler.

F. Boiler(s) shall be 80% minimum DOE efficient as required by National

Appliance Energy Conservation Act or ASHRAE 90.1.

G. 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 cast as part of

section with ASME symbol.

H. Regulatory Requirements

1. Boiler(s) and controls to comply with applicable regulations.

2. Add option for local codes, i.e. Mass. Code, BAR.

I. Boilers shall have a 10-year non-prorated warranty as outlined in written

warranty.

PFG SERIES BOILER

SUGGESTED SPECIFICATIONS

1 2 3

1 I. General Requirements A. Furnish and install _____ (qty) packaged atmospheric gas cast iron sectional boiler(s

Page 2

2II. Product I. Acceptable boiler manufacturer(s) include(s); 1. Weil-McLain only, as specified in Part I, Paragraph C. 2. Other manufacturer or

3 c) ASME certified pressure relief valve, set to relieve at 30 PSIG. Optional relief valves available up to and i

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Weil-mclain PFG Series Manuel d'utilisateur