Troubleshooting
16
3A0233B
Troubleshooting
Problem
Cause
Solution
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 Repair on page 17.
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 Repairon page 17.
Fluid squeezes past ram plate wip-
ers.
Air pressure too high.
Decrease.
Worn or damaged wipers.
Replace. See Remove 55 Gallon
Platen Wipers on page 15.
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 Platen Mainte-
nance on page 15.
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 Platen Mainte-
nance on page 15.
Not enough air pressure.
Increase.
Valve passage clogged.
Clean. See Platen Maintenance on
page 15.
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