Symptom | Possible Cause | Possible Solution | ||
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Air is dirty or has exces- | 1. | Tank is not drained. | 1. | Open drain valve and |
sive moisture. |
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| make certain all the water |
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| is drained out. |
| 2. | Delivery pipes are dirty. | 2. | Remove delivery pipes, |
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| clean out and replace. |
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Air tools have oily dis- | 1. | Compressor tank need | 1. | Drain compressor tank |
charge. |
| draining. |
| (Page 14). |
| 2. | Compressor crankcase is | 2. | Drain and return oil level |
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| over full with oil. |
| to normal (Page 8). |
| 3. | 3. | Adjust | |
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| adjustment (if used). |
| ratio or use correct vis- |
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| cosity oil for |
| 4. | 4. | Replace filter or | |
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| or missing (if used). |
| filter assembly. |
| 5. | Incorrect viscosity of oil | 5. | Crankcase oil is too light, |
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| in the crankcase. |
| replace with actual com- |
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| pressor oil. |
| 6. | Compressor is at fault. | 6. | Worn compressor piston, |
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| rings, or valves. Rebuild |
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| or replace compressor. |
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Air tools have watery | 1. | Compressor tank needs | 1. | Drain compressor tank |
discharge or get cold |
| draining. |
| (Page 14). |
and freeze up with ice | 2. | Ambient environment has | 2. | Install |
during use. |
| too much humidity. |
| and water separator. |
| 3. | 3. | Drain water separator. | |
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| full (if used). |
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Compressor does not | 1. | Air leaks in tanks or deliv- | 1. | Check air tanks, pipes |
build air pressure, or |
| ery pipes. |
| and all connections for |
does not reach full pres- |
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| leaks. |
sure. | 2. | Drain valve open. | 2. | Close drain valve. |
| 3. | Air filter clogged. | 3. | Inspect and clean air fil- |
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| ter. |
| 4. | Leaking check valve. | 4. | Repair the check valve |
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| (Page 18). |
| 5. | Reed valves not sealing. | 5. | Remove cylinder head |
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| and replace reed valves. |
| 6. | Head gasket or valve | 6. | Remove head and |
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| body gasket leaking. |
| replace gaskets. |
| 7. | Worn rings. | 7. | Inspect and replace pis- |
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| ton rings. |
| 8. | Broken crank shaft or | 8. | Replace or rebuild com- |
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| connecting rod. |
| pressor. |
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Model T21888 (Mfg. since 2/10) |