Rockwell Automation Publication 7000L-UM301F-EN-P - March 2020 79
Drive Installation Chapter 2
3. Fill heat exchanger and pipe using fill line and main VFD piping before
starting pump to purge air. Ensure pumps do not run dry as damage may
occur. Follow priming and valve operation instructions located on pump
cabinet door before operating pumps.
Figure 63 - Controlled Siphon Method
Drain
Fill
2 or 3 in.
piping
Ball Check
Valve
1.5 or 2 in.
piping
Vent Valve (x4)
ARV100VS Plastomatic
Mounting Notes:
• 2 ft max section of
horizontal piping for vent
valve mounting
• Horizontal vent valve piping
for exit and return must be
mounted at the same level
Heat Exchanger
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