Install Instructions

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110839-01 - 8/20
AP-U
Installation & Service Manual
Table 1-3: Rating Data
Boiler Model
No.
Burner Capacity
DOE Heating
Capacity -
MBH
(2)
AHRI NET
Ratings
- MBH
(3)
AFUE %
Minimum Chimney Requirements
GPH
MBH
(1)
Round In.
Dia.
Rectangle
In. x In.
Height Ft.
AP-110U-N(T) 0.75 110 95 83 86.2 6 8 x 8 15
AP-154U-N(T) 1.10 154 139 117 86.0 6 8 x 8 15
(1) MBH refers to thousands of BTU per hour
(2) Based on Standard Test prescribed by the United States Department of Energy at combustion conditions of 13.0% CO
2
(3) Net AHRI rating based on a piping and pickup allowance of 1.15.
1 General Information (continued)