Entry # 34

Advanced Mechanical Systems

Designer: Joe Bolinsky

Customer: Worcester, Mass.

Installation Location: Coolidge Road High Efficiency Upgrade

Brief overview of the project

Replace atmospheric boiler with 90% plus sealed combustion boiler, upgrade circulators and implement Caleffi Z-one Switching Relay to provide control and also circulator exercise function.  DISCAL air separator maintains air elimination in system.

Design goal

Reduce energy consumption and upgrade hydronic system to high efficiency components

Installation description

This was a retrofit of a conventional chimney vent gas boiler.

System performance

This system has performed as expected and the property owners have been very impressed with its function.

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