Lochinvar 90, 500 service manual Ratings, Copper-fin I=B=R Rating, Other Specifications, Notes

Installation & Service Manual

Ratings

Copper-fin

I=B=R Rating

				Net
Model Number	Input		Gross	I=B=R
				Ratings
	MBH		Output
Note: Change “N” to			MBH	Water,
				MBH
“L” for L.P. gas models.	(Note 4)
			(Note 1)	(Note 2)
	Min	Max
CBN315	158	315	258	224
CBN360	180	360	295	257
CBN399	200	399	328	285
CBN500	250	500	410	357

Other Specifications

Boiler Water	Water	Gas	Vent
Content
	Connections	Connections	Size
Gallons
			(Note 3)
1.09	2"	3/4"	8"
1.12	2"	1"	9"
1.22	2"	1"	10"
1.30	2"	1"	10"

NOTICE Maximum allowed working pressure is located on the rating plate.

Notes:

1.	The ratings are based on standard test procedures
	prescribed by the United States Department of Energy.
2.	Net I=B=R ratings are based on net installed radiation of
	sufficient quantity for the requirements of the building and
	nothing need be added for normal piping and pickup.
	Ratings are based on a piping and pickup allowance of 1.15.
3.	Copper-fins require special gas venting. Use only the vent
	materials and methods specified in the Installation and
	Service Manual.
4.	The Copper-fin is orificed for operation up to 2000 feet	Figure A High Altitude Label Location
	altitude. The appliance will be derated 4% per 1000 feet
	above 2000 feet elevation. Consult the factory for
	installations above 2000 feet elevation.
5.	Ratings have been confirmed by AHRI.

UNIT EQUIPPED FOR

HIGH ALTITUDE

UP TO 2000 FT.

5