Baseline Systems BHM Series Hydrometer - Manual (Page 15)

Hydrometers Operation and Maintenance Manual •
15
Drainage Valve
DRAINAGE VALVE
At the beginning of the winter it is necessary to drain the water from the pipeline in order to
prevent the pipes from bursting. (Please refer to the drawing below)
• Before draining, it is very important to ensure that there is no pressure in the line.
• Dissassemble plug (1)
• Assemble the drainage ball valve (2)
• Assemble elbow (3)
CAUTION: Do not use compressed air to blow out hydrometer.