Part 2: Chapter Installation Procedures - Watson-Marlow qdos H-FLO Reference Manual

10.2

Part 2: Chapter installation procedures

10.2.1 Chapter pre-installation checklist
At this stage of the installation sequence, the pump should be physically installed, with no
power, and the fluid path or control system not yet connected.
Prior to electrical power installation, carry out the following pre-installation check to ensure:
• Pump has been installed in accordance with installation chapter 1.
All requirements of part 1 of this chapter have been met
•
• Power cable is not damaged
Supplied AC power plug and corresponding socket outlet is correct for your
•
Country/Region/Facility.
If there is a problem with any of the pre-installation checklist items, do not proceed to the
installation procedures in this chapter, until the matter is resolved.
10.2.2 Earth continuity testing using the earth bond
test point
Earth continuity from the power plug to the pump must be tested at the earth bond test
point located on the back of the pump identified by this symbol:
Do not perform an earth continuity test using the motor shaft instead of the earth
bond test point, as high current will damage the motor. Always use the earth bond
test point to perform earth continuity testing
NOTICE
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