e-Xtreme Troubleshooting Advice

Frequently Asked Questions

  • Refill and prime the pump.
  • Clear the hose, outlet check valve, or gun; use the hose with the larger inner diameter.
  • Replace. See the pump lower manual.
  • Check and repair. See pump the lower manual.
  • Clean the intake valve.
  • Refill and prime the pump.
  • Refill and prime the pump.
  • Clean the hose or gun.
  • Disassemble and clean the pump (see the lower manual). 
  • In the future, stop the pump at the bottom of the stroke. 
  • Keep the wet-cup filled with compatible solvent.
  • Repair or replace the driver. 
  • Remove the lower from the driver. 
  • If the driver will not cycle and does not blink an error code, then troubleshoot the driver or replace.
  • Replace the rupture disk; do not replace with a pipe plug.
  • Clean the intake valve.
  • Close or replace the drain valve.
  • See power supply requirements in the Driver Installation manual.
  • Verify that the power supply is connected. 
  • Check the junction box connections.
  • Clear the piston valve. 
  • Replace the packings.
  • Refill the fluid supply and prime the pump.
  • Clean the suction tube.
  • Clear the piston valve. 
  • Replace the packings.
  • Clear or service the intake valve.
  • Clear the gun, hose, outlet, etc.
  • Clear or service the outlet check valve.
  • Tighten suction line connections. 
  • Use compatible liquid thread sealant or PTFE tape on connections.
  • Submerge the agitator/mixer.
  • Lower the agitator/mixer RPM.
  • See the gun manual. 
  • Read the fluid manufacturer’s recommendations.
  • Adjust the fluid viscosity. 
  • Read the fluid manufacturer’s recommendations.
  • Service the spray gun (see spray gun manual).
  • Check the power supply.
  • Contact your Graco distributor or Tech Service for more information.
  • Cycle power. 
  • Recalibrate the encoder following the procedure listed in the e-Xtreme Driver Operation/Repair manual. 
  • Contact your Graco distributor or Tech Service for more information.
  • Drain and refill oil as stated in manual 3A3164.
  • Torque to 18–23 ft-lb (25–30 N•m).
  • Replace the shaft bearing assembly.
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