Field Troubleshooting
PROBLEM | CAUSE | SOLUTION |
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Unit doesn't prime | Airleak due to: |
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| • Loose Suction Nut | • Tighten Suction Nut |
| • Worn | • Replace |
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| suction seat, & |
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| 020) below suction seat |
| • Hole in Suction Hose | • Replace Suction Hose |
| Stuck or Fouled Balls | Service outlet valve suction |
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| assembly |
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Unit primes but has no | Pressure set too low | Turn up pressure |
or poor pressure | Filter(s) are clogged | Clean or replace gun filter, inlet |
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| filter and/or manifold filter |
| Outlet Valve fouled/worn | Service outlet valve |
| Prime/Pressure Relief valve | Clean or replace primve valve |
| bypassing |
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| Packings and/or piston worn | • Tighten packing nut |
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| • Repack unit |
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Unit does not maintain | Blown spray tip | Replace spray tip |
good spraying pressure | Packings and/or piston worn | Repack unit |
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| Upper Seat worn | Replace upper seat |
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