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Xtreme XL Troubleshooting Advice
Frequently Asked Questions
- Clear air line; increase air supply.
- Check that valves are open.
- Clean hose or gun.
- Clean rod; always stop pump at bottom of stroke; keep wet-cup filled with compatible solvent.
- Clean or repair air motor. See motor manual.
- Clear air line; increase air supply.
- Check that valves are open and clear.
- Clear hose or gun; use hose with larger ID.
- Open De-Ice control; see manual.
- Clear or service intake valve.
- Adjust intake spacers, see pump manual.
- Refill supply and prime pump.
- Clean suction tube.
- Reduce viscosity.
- Adjust intake spacers, see pump manual.
- Clear piston valve; replace packings.
- Clear or service intake valve.
- Stop pump.
- Open De-Ice control; see manual.
- Service lower, see pump manual.
- Tighten. Use compatible liquid thread sealant or PTFE tape on connections.
- See gun manual; read fluid manufacturer’s recommendations.
- Adjust fluid viscosity; read fluid manufacturer’s recommendations.
- Service spray gun.
- See spray gun manual.
- Supply air to motor inlet.
- Disconnect or remove pump to verify motor operation.
- Turn off and exhaust air.
- Push top and bottom valve shift buttons back and forth until flush with base of valve cap.
- Restart motor.
- Replace shuttle valve cup and plate.
- Usually ice in the pilot or pilot exhaust port.
- Disconnect pilot line for that pilot.
- If motor changes over, bottom pilot is plugged.
- Replace pilot valve and/or thaw ice that is blocking air signal.
- Disconnect pilot line.
- If motor still doesn't change over, shuttle piston metering hole is plugged.
- Clean or replace shuttle valve piston assembly.
- Tighten fittings leak.
- Replace top pilot valve.
- Usually ice in the pilot or pilot exhaust port.
- Disconnect pilot line for that pilot.
- If motor changes over, top pilot is plugged.
- Replace pilot valve and/or thaw ice that is blocking air signal.
- Disconnect pilot line.
- If motor still doesn't change over, shuttle piston metering hole is plugged.
- Clean or replace shuttle valve piston assembly.
- Tighten fittings leak.
- Replace bottom pilot valve.
- Thaw any ice in pilot valve.
- Replace valve if it is not ice.
- Thaw any ice in pilot valve.
- Replace valve if it is not ice.
- Swap pilot valve or clear exhaust port.
- Swap pilot valve or clear exhaust port.
- Thaw or remove ice.
- Lower moisture content of compressed air.
- Reduce load on motor.
- Open the bleed air valve on the main shuttle valve.
- This will bleed some warm air through anytime air is supplied to the motor.
