Troubleshooting Chart (Continued)
| Symptom | Possible Cause(s) | Corrective Action |
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| 4 . Tank leaks | 4 | . Check tank for leaks with soap and water solution. If |
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| leak is detected, tank must be replaced with genuine |
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| replacement part. |
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| 5. | Broken valves | 5 | . Replace compressor valves as necessary. |
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| 6. | Piston ring worn | 6 | . Replace piston and cylinder. |
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| Excessive moisture in | 1 . Excessive water in tank | 1 | . Drain tank. |
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| discharge air | 2 . High humidity | 2 | . Move to area of less humidity; use air line filter. |
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| NOTE: Water condensation is not caused by |
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| compressor malfunction. |
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| Compressor runs | 1 . Defective pressure switch | 1 | . Replace switch. |
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| continuously and safety | 2 . Defective safety valve | 2 | . Replace safety valve with genuine replacement part. |
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| valve opens as pressure |
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| Excessive starting and | 1. Excessive condensation in tank | 1 | . Drain more often. |
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| stopping (auto start) | 2 . Loose connections at fittings, tubing, | 2 | . Check all connections with soap and water solution. |
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| If a leak is detected, (1) tighten or (2) remove fitting |
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| and apply pipe tape to threads and reassemble. |
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| 3 . Tank leaks | 3 | . Check tank for leaks with soap and water solution. If |
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| leak is detected, tank must be replaced with genuine |
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| replacement part. |
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| Do not disassemble check valve |
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| with air in tank; bleed tank |
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| Air leaking from | 1 . Check valve stuck in an open position | 1 | . Repair or replace check valve. |
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| unloader valve on | 2 . Unloader valve stuck in open position | 2 | . Repair or replace unloader valve. |
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| pressure switch |
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| Do not disassemble check valve |
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| with air in tank; bleed tank |
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w w w . c h p o w e r . c o m
7
