BTH ULTRA Electric Boilers Installation & Operation manual (Revision: May 2015)
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Section 4: ADJUSTMENT OF THE CONTROLLER
4.1 INTRODUCTION
The BTH Ultra boiler is mainly designed to be
installed on closed circuit applications where the
water of the heating system flows directly from
the boiler to the heating distribution system
(Standard parallel Piping system)
Two operation modes are then offered:
Fixed boiler temperature set point (the
outdoor sensor shall not be installed)
Or
Outdoor reset
4.2 DISPLAYED INFORMATION
The electronic control uses an LCD display to
make all adjustments and to visualize the
operation of the system.
Figure 15 : UltraSmart Controller Display
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