MP Systems R Series - Troubleshooting Slow Fill Alarm

44 MPSYSTEMS-M-001/06
7.6. Slow Fill Alarm
In the event of a Persistent ‘Slow Fill’ alarm (Displayed on PLC) please follow the steps below. The
following steps will assist in determining the root cause of the issue. If the problem continues please
contact MP SYSTEMS @ (877)-689-1860.
 Check inlet pressure gauge;
o If gauge reads below 7 PSI, the systems is most likely ingesting air.
 Check the inlet conditions of machine;
o Inlet dip tube must be touching the bottom of machine tool tank.
o Ensure machine tool tank screen is free of debris.
o Ensure coolant/cutting fluid has not become entrained with air.
o Check coolant/cutting fluid level of machine tool.
If machine tool side, inlet conditions seem to be agreeable and inlet hose appears to be full of
coolant/cutting fluid, please follow the steps below;
 Check inlet pressure gauge;
o If gauge reads high, most likely obstruction of the outlet of supply pump.
 Change filter bags;
 Check hoses that run to filter vessels to ensure there is no obstruction in hoses;
After all listed steps have been taken and there is still no flow from the supply pump please follow
steps below;
 Debris may have been sucked into supply pump and restricting flow.
 Remove supply pump, pump head (blue casting with inlet/outlet). Remove debris hindering
impeller from properly moving coolant/cutting fluid.