Operating Instructions
Troubleshooting Chart
Symptom | Possible Cause(s) | Corrective Action | ||
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Low or no air pressure at tool | 1. | Regulator set incorrectly | 1. | Reset regulator |
| 2. | Pinched hose | 2. | Straighten hose |
| 3. | Dirty compressor filter | 3. | Clean or replace filter |
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Material not blasting from gun | 1. | Clogged material hose | 1. | Lower the pressure below 40 psi. |
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| Firmly hold the gun tip flat against |
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| the ground and pull the trigger to |
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| force the material back out of the |
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| material hose |
| 2. | Buildup around jet | 2. | Remove nozzle and clean around jet |
| 3. | Damp or heavy material | 3. | Replace with dry abrasive. (Damp |
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| material can be dried and reused) |
| 4. | Water in air supply | 4. | Drain compressor tank and install |
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| water separator, See “Moisture in |
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| Compressed Air” box |
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Gun will not shut off - trigger | Damaged | Remove and replace | ||
stuck |
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Sputtering - low vacuum | 1. | Worn jet and/or nozzle |
| 2. | Abrasive buildup around jet/nozzle |
1.Replace jet and/or nozzle
2.Remove nozzle and jet and clean. Make sure the threads are clean before
| Sputtering - air/abrasive leaks at | 1. | Loose nozzle or jet | 1. | Tighten nozzle or jet |
| nozzle/jet area | 2. | Damaged | 2. | Replace |
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| Sputtering - vacuum leak | 1. | Loose material hose | 1. | Tighten material hose |
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| 2. | Damaged | 2. | Replace |
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| Sputtering - particle clogging | Hose connector hole is covered | Uncover hose connector hole | ||
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