Troubleshooting
| Problem | Cause | Solution | |
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| Excessive oil consumption or oil | Restricted Air Intake Filter. | Clean or replace. | |
| in hose. | 
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| Air compressor on unlevel surface. | Do not incline the air compressor | ||
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 | more than 10° in any direction while | |
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 | running. | |
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 | Crankcase overfilled with oil. | Drain oil. Refill to proper level with | |
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 | Wrong viscosity. | Drain oil. Refill to proper level with | |
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 | Plugged oil dipstick vent. | Clean. | |
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 | Plugged crankcase breather. | Clean or replace. | |
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 | Oil leaks. | Torque head bolts: Single Stage=17 | |
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 | ft./lbs. Two Stage=33 ft./lbs. | |
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 | Worn piston rings or scored cylinder. | Contact Graco Customer Service. | |
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| Oil has milky appearance. | Water in oil due to condensation. | Change oil and move air compres- | |
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 | sor to a less humid environment. | |
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