EF02 : Timeout Startup Pump

The number on the end of the error code refers to which pump is having the issue. For example EF0#.

Pump tried but was not able to move to the home position within a specified amount of time.

  • Verify air pressure to solenoid valves. Verify the valves are actuating.


  • Verify motor is driving the pump.


  • Verify correct assembly of linear actuator and pump piston rods. See pump manual.