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Troubleshooting
Problem
System stops or will not start.
System speeds up or runs
erratically.
Pump operates, but resin output
pressure drops on upstroke.
Pump operates, but resin output
pressure drops on down-stroke.
Pump operates, but resin output
pressure drops on both strokes.
Pump operates, but hardener output
pressure drops on upstroke.
Pump operates, but hardener output
pressure drops on down-stroke.
Pump operates, but hardener output
pressure drops on both strokes.
3A0420ZAF
NOTE: Always follow Pressure Relief Procedure,
page 30, before servicing the system.
Fluid ratio will be wrong.
Purge all air from system before proportioning
fluids.
Cause
Air pressure or volume too low.
Closed or restricted air line or air
valve.
Fluid valves closed.
Clogged fluid hose.
Air motor worn or damaged.
Displacement pump stuck.
Fluid containers are empty.
Air in fluid lines.
Displacement pump parts worn or
damaged.
Dirty, worn, or damaged resin pump
piston valve or piston packings.
Dirty, worn, or damaged resin pump
intake valve.
Hardener output restriction.
Fluid supply low.
Dirty, worn, or damaged hardener
pump piston valve or piston
packings.
Dirty, worn, or damaged hardener
pump intake valve.
Resin output restriction.
Fluid supply low.
Troubleshooting
Solution
Increase the air volume; check air
compressor.
Open or clean the air line or air
valve.
Open the fluid valves.
Replace the fluid hose.
Repair the air motor; see your air
motor manual.
Repair the displacement pump; see
your Xtreme lowers manual.
Check the fluid containers often;
keep filled.
Purge the fluid lines; check
connections.
Repair the displacement pump; see
your Xtreme lowers manual.
Clean and repair the pump piston
valve and piston packings; see your
Xtreme lowers manual.
Clean and repair the resin pump
intake valve; see your Xtreme
lowers manual.
Clean and unplug the hardener side.
Open manifold restrictor.
Refill or change the fluid container.
Clean and repair the pump piston
valve or piston packings; see your
Xtreme lowers manual.
Clean and repair the hardener pump
intake valve; see your Xtreme
lowers manual.
Clean and unplug the resin side.
Refill or change the fluid container.
45
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