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. Mashpee Police Station C. A. Crowley Engineering, Inc. <br /> HVAC System Survey <br /> • Heat Pump Loop Control 1 —r <br /> Preventative Maintenance <br /> • Undefined 1 <br /> Approximately one half of the service calls were related to the console heat pump units, and they <br /> consisted mostly of relatively minor control problems that required replacing a Wed control <br /> component or adjusting and resetting of controls. one of the service calls related to the heat pump <br /> units resulted in the replacement of a compressor, and a second call required the replacement of the <br /> entire unit due to a failed compressor valve. <br /> The service calls related to the boiler consisted ofthe replacement of a therino-couple, replacement <br /> ofthe low water cutout,replacement oft thein-line circulator,and replacement ofthe make-up water <br /> valve. <br /> Six of the service cads were routine for preventative maintenance in the fall and spring at the start up <br /> of the.heating and cooling systems. <br /> One of the service calls was in response to a problem wi <br />