6
SPECIFICATIONS
Form No. PL81401101000d-02/03-15Ms
Printed in the U.S.A.
©2003 U.S. Boiler Co., Inc. - Lancaster, PA
Phone: 717-397-4701
www.burnham.com
ORDERING INFORMATION
The Independence is available as:
Packaged - Use prefix PIN (Sizes PIN3-PIN7)
Semi-packaged - Use prefix SIN (Sizes IN3-IN9)
Knocked-down - Use prefix KIN (Sizes KIN3-KIN12)
INDEPENDENCE
®
PV RATINGS
Natural Gas Packaged Only
INDEPENDENCE
®
RATINGS
Natural or LP Gas*
* LP available on IN3-IN9
1. Ratings shown are for installations at sea level and elevations up to 2,000 ft. For elevations above 2,000 ft., ratings should be
reduced at the rate of four percent (4%) for each 1,000 ft. above sea level.
2. Capacities, outputs and ratings are based on steam combustion efficiency of 82.5%. Water combustion efficiency is 83.5%.
3. For Canadian builds only: Reduce input and output by 3%.
4. 15 ft. height is measured from top of drafthood to top of chimney.
5. IN6, IN8, & IN10 - Canada only: Increase chimney diameter by 1".
Working Pressure: 15 PSI Steam; 30 PSI Water
1. Capacities and ratings are based on steam combustion efficiency of 83.0%. (84.1% for PIN3PV)
2. The approved venting system for the Independence PV is 3" AL29-4C
®
stainless steel. Do not substitute other materials.
3. Vent pipe length is listed in equivalent feet. Any elbows or tees used have specific values which must be subtracted from the
total length to determine maximum length of straight pipe. Consult Installation, Operating and Service Instructions for details.
Steam only - 15 PSI Working Pressure
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