®
WATER
BOILER
—
Boiler Manual
Ratings
.OTES
(1) Based on standard test procedures prescribed by the
5NITED3TATES$EPARTMENTOF%NERGYATCOMBUSTION
CONDITIONOF#/ANDnvWCBREECHING
draft.
(2) Ratings shown are for sea level applications only.
For altitudes above 2,000 feet, derate the product
capacity by 4% per 1,000 feet above sea level.
.ET )"2 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 pick-up. Water ratings are based on
a piping and pick-up allowance of 1.15. An additional
allowance should be made for unusual piping and pick-
UPLOADS#ONSULTLOCAL7EIL-C,AIN3ALES/FlCE
3EEPAGEFORMINIMUMBREECHINGANDCHIMNEYSIZING
"OILERDRAFTLOSSESAREBASEDONOPERATIONAT #/
2
.
3ETBREECHINGDRAFTATnINCHWATERCOLUMN
(6) MBH refers to thousands of Btu per hour.
Part number 550-141-986/0112
39
Boiler
Model
Number
I=B=R
Burner
Capacity
DOE
Heating
Capacity
CSA
Input
CSA
Output
Net
I=B=R
Ratings
Boiler
Water
Content
Shipping
Weight,
Approx.
DOE
Seasonal
Flue
Conn.
Size
Draft
Loss
Through
Boiler
%&'j+
x;'
x;'
Btuh
x;'
%
Pounds
=z{
Inches
##
Notes:
Notes 1, 6
Notes 2, 6
Note 2
Notes 3,6
Note 4
Note 5
UO-3
0.8 GPH
$#@$
98
112
98
85
"J#$
636
@Q#J
QR
$#$$$
UO-3
1.0 GPH
"#$$
122
140
122
106
"J#$
636
@Q#J
QR
$#$+$
UO-4
"#+$
146
168
146
127
"@#!
737
@Q#+
QR
$#$+J
UO-5
"#$
172
196
172
150
+"#J
852
@Q#J
QR
$#$$
