Install Instructions

Dimensions
1 Boiler supply tapping — 1" NPT -70/110, 1-1/4" NPT -155
2 Boiler return tapping — 1" NPT -70/110, 1-1/4" NPT -155
3 Control display and navigation buttons
4 Electrical entrance openings
5 Vent connection: 3" PVC
6 Gas connection
7 Condensate trap nozzle
8 Air connection: 3" PVC
Figure 120 Dimensional data — Evergreen
®
70/110/155 (all dimensions in inches)
Part number 550-100-191/0917
138
®
gas-fired water boiler — 70/110/155 Boiler Manual
7N
7
7

7N
3*()5
3*()5
67
'30/5
'30/5
&7(
7RF
7 


67
ZLWKMDFNHWGRRU


67
7
67N
7




-&'5
-&'5
7N
7N
)7
7N

7N

 

67


7N
#0550.
#0550.
5
01
501