Evolution Aqua Varipump 10000 - Flow and Noise Issue Resolution

17
TROUBLESHOOTING
Symptom Problem Resolution
No Flow
Insufficient Prime
Prime system with water and purge all air from suction
piping.
No Power
Wired incorrectly or an RCD has tripped.
Pump has been switched off at the controller.
Flow
Restriction
Ensure valves are open.
Ensure plumbing is clear, including suction strainers,
check valves, etc.
Verify non return valve orientation and direction of permitted
flow.
Clean out leaves or other debris from basket strainer (if
applicable).
Air leak
Fix air leaks at fittings, connections, strainer basket etc.
This typically occurs on the intake side.
System
Incompatibility
Verify hydraulic compatibility: i.e. pump & pipe are sized
for the system.
Excessive
Noise
Cavitation
Verify airtight plumbing on the suction plumbing especially
fittings!
Clean out leaves or other debris from basket strainer (if
applicable).
Increase pipe size where possible.
Decrease suction pipe length, reduce the number of elbows, etc.
Verify hydraulic compatibility: i.e. pump and pipe are sized for
the system.
No Power
Wired incorrectly or an RCD has tripped.
Pump has been switched off at the controller.
Flow Restriction
Ensure valves are open.
Ensure plumbing is clear, including suction strainers,
check valves, etc.
Verify non return valve orientation and direction of permitted flow.