Section 5 - Troubleshooting Hydraulic System
Hydraulic System
Problem | Possible Cause | Correction | |
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Complete hydraulic | Low oil level. | Fill system. | |
system does not operate | Restricted hydraulic filter. | Replace hydraulic filter. | |
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| Restricted reservoir suction screen. | Clean screen. | |
| Malfunctioning hydraulic system. | Contact Buhler Versatile dealer. | |
| Blown fuse - faulty relay* | Replace fuses and or relay* | |
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Hydraulic oil overheats | Oil level low or high. | Adjust oil level. | |
| Oil cooler or radiator plugged. | Clean oil cooler and radiator. | |
| Blocked oil filter element. | Replace filter. | |
| Flow control improperly adjusted. | Adjust flow control to lower flow | |
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| Hydraulic load or orbit motor system | Contact Buhler Versatile dealer. | |
| not matched to tractor. |
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Hoses will not uncouple | Hoses being pulled at 15° angle or | Pull straight back on hoses. | |
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Hoses will not couple | Lines are still pressurized. | Place hydraulic system into float | |
| Incorrect male connectors. | Replace connectors with | |
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| standard connectors available from | |
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| your Buhler Versatile dealer. | |
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Detent disengages | Equipment exceeds detent pressure | Contact Buhler Versatile dealer. | |
prematurely | settings. |
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| High pressure standby set too low. | Contact Buhler Versatile dealer | |
| Detent release pressure set too low | Contact Buhler Versatile dealer. | |
| Incorrect time set on electric valve. | Contact Buhler Versatile dealer. | |
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Remote attachment | Flow control not properly adjusted. | Adjust flow control. | |
operates too fast or too | Incorrect oil viscosity | Change oil to correct specification. | |
slow | |||
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Hydraulic filter bypass | Clogged filter. | Replace filter. | |
warning light on |
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Remote attachment | Hoses not completely connected. | Attach hoses correctly. | |
does not operate | Load exceeds system capacity. | Reduce load or increase cylinder size. | |
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| Lever lock restricts control lever | Reposition lock. | |
| movement. |
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* Applies to optional the |
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435/485/535