Graco 204490, Инструкция по эксплуатации

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Troubleshooting
306556T 17
Troubleshooting
1. Follow Pressure Relief Procedure , page 6, before
checking or repairing the pump.
2. Check all possible problems and causes before
disassembling pump.
Problem Cause Solution
Low flow or air is being sucked into
pump under the inductor plate. Open inductor plate vent. Close the inductor plate.
Inductor plate sleeve locking nuts
are loose. Tighten the locking nuts.
Worn inductor seals. Replace the seals. See Parts , page
18.
Failure of snap-valve or air-assist
valve. Worn o-rings or seals Remove valve, place in vise,
disassemble and replace parts as
needed.