System fill and air venting – Rockwell Automation 7000L PowerFlex Medium Voltage AC Drive (C-Frame) - ForGe Control User Manual
Page 218
218
Rockwell Automation Publication 7000L-UM301D-EN-P - June 2014
Chapter 4
Commissioning
Figure 198 - Cooling Cabinet Overview showing Valve Locations – 2
System Fill and Air Venting
1.
Attach transfer pump to drain/fill line (see drain/fill pump in
Figure 2
).
Ensure flow arrow on pump is in correct direction.
Figure 199 - Drain/Fill Pump
V11
V4
Pump 1
Pump 2
V5
V12
V3
V1
WARNING: Do not allow main pumps P1 and P2 to turn when dry. Damage to
seals can result.
Flow Direction
Transfer Pump
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