Operating Instructions |
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Troubleshooting Chart |
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| Symptom | Possible Cause(s) | Corrective Action | |||||
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| Right or | 1. | Holes in left or right side of the air cap are | 1. | Clean. Use only |
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| left heavy |
| plugged |
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| spray | 2. | Dirt on left or right side of fluid tip | 2. | Clean |
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| pattern |
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| Top or | 1. | Dried material at top or bottom of fluid | 1. | Clean |
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| bottom |
| tip |
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| heavy | 2. | Loose air cap or dirty seat | 2. | Clean and tighten |
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| spray | 3. | Air cap plugged | 3. | Clean. Use only |
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| pattern |
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| Split spray | 1. | Fan pattern open too far | 1. | Partially close the pattern adjustment |
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| pattern | 2. | Fluid turned in too far | 2. | Increase fluid |
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| 3. | Atomization air too high | 3. | Reduce atomization air pressure |
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| 4. | Fluid pressure too low (pressure feed only) | 4. | Increase fluid pressure |
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| Center | 1. | Fan adjustment partially closed | 1. | Open fan pattern adjustment |
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| heavy | 2. | Material too thick | 2. | Thin to proper viscosity |
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| spray | 3. | Atomization pressure too low | 3. | Increase atomization pressure |
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| pattern | 4. | Fluid pressure too high (pressure feed) | 4. | Reduce fluid pressure or turn in fluid |
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| control knob |
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| Sputtering | 1. | Material level too low | 1. | Refill |
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| spray | 2. | Container tipped too far | 2. | Hold more upright |
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| 3. | Loose fluid inlet connection | 3. | Tighten |
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| 4. | Loose or damaged fluid tip/seat | 4. | Adjust or replace |
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| 5. | Dry or loose fluid needle packing nut | 5. | Lubricate and or tighten |
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| 6. | Air vent clogged (siphon only) | 6. | Clear vent hole |
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| Fluid leaking from | 1. | Packing nut loose | 1. | Tighten, but do not restrict needle | |||
| packing nut | 2. | Packing worn or dry | 2. | Replace or lubricate | |||
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| Air leaking from air cap | 1. | Sticking air valve stem | 1. | Lubricate | |||
| without pulling trigger | 2. | Contaminate on air valve or seat | 2. | Clean | |||
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| 3. | Worn or damaged air valve or seat | 3. | Replace |
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| 4. | Broken air valve spring | 4. | Replace |
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| 5. | Bent valve stem | 5. | Replace |
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| Fluid leaking from fluid | 1. | Packing nut too tight | 1. | Adjust | |||
| tip of pressure feed spray | 2. | Fluid tip worn or damaged | 2. | Replace tip and/or needle | |||
| gun | 3. | Foreign matter on tip | 3. | Clean | |||
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| 4. | Fluid needle spring broken | 4. | Replace |
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| Excessive overspray | 1. | Too high atomization pressure | 1. | Reduce pressure | |||
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| 2. | Too far from work surface | 2. | Adjust to proper distance |
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| 3. | Improper stroking (arcing, gun motion too | 3. | Move at moderate pace, parallel to surface |
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| fast.) |
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| Will not spray | 1. | No pressure at gun | 1. | Check air lines | |||
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| 2. | Fluid control not open enough | 2. | Open fluid control |
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| 3. | Fluid too heavy (siphon) | 3. | Thin fluid or change to pressure feed |
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| system |
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| 4. | Fluid pressure too low (pressure feed) | 4. | Increase fluid pressure |
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| No pressure in tank | 1. | Regulator damaged or defective | 1. | Replace regulator | |||
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| 2. | Check valve stuck | 2. | Clean or replace check valve |
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