Specifications

30
Troubleshooting
Problem Possible Causes Solutions
EASYpure UV/UF completely No electrical power to Ensure that the EASYpure
inactive. (Pump not operating, EASYpure UV/UF. UV/UF power cord is
control panel not lit, etc.) connected to a live power
source and completely
plugged into electrical outlet.
Membrane Switch leads not Disconnect unit from power.
connected. Check and reconnect.
Main Power Switch off. Place to On Position.
Connector from Main PCB to Disconnect unit from power.
Display PCB not connected. Check and reconnect.
Fuses blown. Replace the fuses as
indicated in the Fuse
Replacement section.
Pump runs, but no display (no Resistivity Monitor PCB and Disconnect unit from power.
digital display). Display PCB not connected. Check and reconnect boards.
Pump does not run. Display lit. Low water in feedwater tank or Replenish feedwater. Check
low inlet water pressure. inlet water line for
constrictions, blockages or
closed valves.
Jumper or devices not installed Install.
in pump interlock.
Pump worn out or defective. Replace pump.
Display reads “Err” when Resistivity cell lead Check resistivity cell lead.
checking resistivity. disconnected.
Air in system. Purge air from system by
drawing off water according to
the instructions in the
Operation section.
Resistivity cell defective. Replace resistivity cell.
Resistivity cell dirty. Clean cell and reinstall.