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Troubleshooting
16
3A2798D
Troubleshooting
Check all possible problems before disassembling the ram, pump, or platen. Refer to
Xtreme Pump Packages
man-
ual 311762 for pump troubleshooting.
Ram
Problem
Cause
Solution
Decreasing spraying pressure or
poor spray pattern.
Material beginning to cure in lines.
Flush immediately.
Ram will not raise or lower.
Closed air valve or clogged air line.
Open, clear.
Not enough air pressure.
Increase.
Worn or damaged piston.
Replace. See
on page 20.
Hand valve closed or clogged.
Open, clear.
Ram raises and lowers too fast.
Air pressure is too high.
Decrease.
Air leaks around cylinder rod.
Worn rod seal.
Replace. See
on page 20.
Fluid squeezes past ram plate wip-
ers.
Air pressure too high.
Decrease.
Worn or damaged wipers.
Replace. See
Pump will not prime properly or
pumps air.
Closed air valve or clogged air line.
Open, clear.
Not enough air pressure.
Increase.
Worn or damaged piston.
Replace. See pump manual.
Hand valve closed or clogged.
Open, clear. See
on page 13.
Hand valve is dirty, worn, or dam-
aged.
Clean, service.
Air assist valve will not hold drum
down or push plate up.
Closed air valve or clogged air line.
Open, clear. See
on page 13.
Not enough air pressure.
Increase.
Valve passage clogged.
Clean. See
page 13.
Summary of Contents for Xtreme PFP 16P957
Page 33: ...Notes 3A2798D 33 Notes...