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WARNING
To reduce the risk of serious injury whenever you
are instructed to relieve pressure, always follow the
Pressure Relief Procedure on page 8.
Problem
Uneven dispensing pattern.
Valve will not stop dispensing.
Valve will not dispense.
10
306715
Troubleshooting
Before servicing this equipment always make sure to
relieve the pressure.
NOTE: Check all possible causes and solutions
before disassembling.
Cause
Fluid pressure too low.
Fluid pressure too high.
Fluid needle binding.
Piston packing binding.
Obstructed or worn needle or seat.
Pump not operating.
Fluid line clogged.
Fluid valve closed.
Clogged orifice or needle seat.
No trigger or actuator pressure.
Worn or dry piston packings.
Solution
Increase air pressure to pump, or adjust
fluid pressure regulator.
Reduce air pressure to pump, or adjust
fluid pressure regulator.
Clean, repair.
Repair.
Clean or replace.
Refer to separate pump manual.
Clear.
Open.
Clean.
Check, clean all lines.
Replace.
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