Troubleshooting
Problem |
| Possible Causes |
| Likely Solutions | |
Engine will not | Start procedure not followed | Empty all pressure from tank, open pilot valve, | |||
completely. | and carefully follow starting instructions in | ||||
start. | |||||
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| engine manual. | |||
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| 1. | Incorrect lubrication or not | 1. | Lubricate using recommended oil or grease | |
Compressor over- |
| enough lubrication. |
| according to directions. | |
heats. | 2. | Worn parts. | 2. | Have qualified technician inspect internal | |
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| mechanism and replace parts as needed. | |
| 1. | Poor air outlet seal. | 1. | Tighten or | |
| 2. | Loose cylinder/cylinder head. | 2. | Tighten cylinder/cylinder head assembly. If | |
Severe air |
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| cylinder/cylinder head cannot tighten properly, | |
leakage. |
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| internal parts may be misaligned. | |
| 3. | Damaged valve or housing. | 3. | Replace damaged components. | |
| 4. | Dirty, worn or damaged valve. | 4. | Clean or replace valve assembly. | |
| 1. | Low engine idle. | 1. | Qualified technician should increase idle to | |
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| 1,800±100 RPM by adjusting pressure switch. | |
Unit stalls | 2. | Severely clogged air filter. | 2. | Replace air filter. | |
| 3. | Improper lubrication. | 3. | Check for proper oil level. | |
| 4. | Defective pilot/unloader valve. | 4. | Replace. | |
| 1. | Loose drive pulley or flywheel. | 1. | Loose pulleys are a common cause of | |
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| “knocking”. Tighten appropriate bolts. | |
| 2. | Misaligned pulleys. | 2. | Align pulleys with straightedge and secure in | |
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| place. | |
Excessive noise | 3. | Lack of oil in crankcase. | 3. | Check for proper oil level. | |
4. | Worn connecting rod. | 4. | Replace. | ||
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| 5. | Worn wrist pin bushing. | 5. | Remove piston assembly and replace | |
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| necessary parts. | |
| 6. | Worn bearings. | 6. | Replace bearings and oil. | |
| 7. | Loose belts. | 7. | Check for proper belt tension. | |
| 1. | Wrong type of oil or | 1. | Change oil. Check oil recommendations | |
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| oil. |
| under Equipment Set Up, Equipment Oil | |
Oil in the discharge |
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|
| Fill section of this manual. | |
2. | Overheating. | 2. | See above section. | ||
air | 3. | Restricted intake air. | 3. | Clean or replace air filter. | |
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| 4. | Worn piston rings. | 4. | Replace. | |
| 5. | Excessive moisture in the tank. | 5. | Drain moisture from the tank daily. | |
Follow all safety precautions whenever diagnosing or servicing the tool.
SKU 65204/ 99918
For technical questions, please call | Page 14 |
