ECO ULTRA Electric Boiler
Installation, Use and Care Manual
(Revision June 2017)
, Page
7.
3.4 PIPING INSTALLATION
Make sure that the installation complies with one
of the configuration shown below and that the
water circulation is done in the right way.
Figure 1: Possible installation configurations
3.5 BOILER COMPONENTS
Figures 2 and 3 show various components of the
ECO ULTRA electric boiler. Figures 4 and 6 show
some installation drawings of the boiler in the
autonomous electrical mode. Figures 5, 7 and 8
show some installation drawings of the boiler in
the automatic transfer mode.
Figure 2 : Components identification and location (top right side view)
Pressure relief valve (30 psi)
Automatic air vent
Temperature and pressure
indicator
Main Electrical Supply
Low voltage
connections
Heating supply
Model 50: 1” NPTM
Model 70: 1 ¼“ NPTM