
LP-719 Rev. 000 Rel. 000 Date 6.25.20
16
Figure 7 - Boiler Dimensions - NOTE: All Dimensions Are Approximate
Model
Boiler Models
Model
Combi Models
A - Central Heating Supply
1 1/4” NPT
A - Central Heating Supply
1 1/4” NPT
B - Supply to Indirect Water Heater
3/4” NPT
B - Domestic Hot Water Outlet
3/4” NPT
C - Gas Inlet
3/4” NPT
C - Gas Inlet
3/4” NPT
D
N/A
D - Domestic Hot Water Inlet
3/4” NPT
E - Central Heating Return
1 1/4” NPT
E - Central Heating Return
1 1/4” NPT
F - Pressure Relief Valve
3/4” NPT
F - Pressure Relief Valve
3/4” NPT
Table 8 - Boiler Connection Sizes
34
1 8
"
19 34 "
2 14 "
3"
2 58 "
2 58 "
3"
3 58 "
2 34 "
3 34 "
9 34 "
6 38 "
38
1 4
"
1 78 "
A B C D E
F
18 12 "
6 38 "
2 12 "
8 14 "
3 58 "
7 34 "