Trouble Shooting
PROBLEM | POSSlBLE CAUSE | REMEDY |
Loader slow and/or will not dump. | Quick couplers leaking. | Check connections and compatibility or |
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| replace. |
| Hydraulic oil too heavy. | Change or replace filter. |
| Oil filter plugged. | Clean or replace filter. |
| Hydraulic pump worn. | Repair or replace pump. |
| Oil line restricted or leaking. | Check all hoses and tubes for leaks, |
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| damage or restrictions. Replace damaged |
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| or restricted hoses or tube lines. |
| Control valve does not shift properly. | Inspect, clean, repair or replace valve. |
| Air in hydraulic system. | Cycle lift cylinders and bucket cylinders |
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| several times to free system of air. |
| Cylinder leaks internally. | Replace seals. |
| Faulty valve. | Repair or replace valve. |
Loader chatters or vibrates when | Air leak in pump inlet line. | Check, tighten or replace inlet line. |
raising and lowering. | Air in hydraulic system. | Cycle lift cylinders and bucket cylinders. |
| Oil level too low. | Add oil as required. |
Excessive movement at pivots | Worn bushings and/or pins. | Replace bushings and/or pins. |
Pump noisy | Inlet line restricted or leaking. | Check for air leaks, restrictions or collapsed |
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| hose. Tighten or replace hose. Clean |
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| filter if necessary. |
| Oil level too low. | Add oil as required. |
| Pump worn or damaged. | Repair or replace pump. |
Oil leaks. | Damaged fittings or hoses. | Replace damaged parts. |
| Loose connections. | Tighten fittings. |
| Worn or damaged | Install a seal repair kit. |
| seal in cylinder rod end. |
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| Worn or damaged | Install an |
Insufficient lift capacity | Improper hydraulic pump operation. | Repair or replace pump. |
| Load is greater than boom lift capacity. | Check loader specifications. |
| Internal boom cylinder leakage. | Replace any worn parts and install |
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| a seal repair kit. |
| Improper hydraulic valve operation. | Repair or replace valve. |
Slow leakdown. | Worn control valve. | Have authorized dealer replace seals. |
| Worn cylinder piston seals. | Have authorized dealer replace seals. |
Excessive wear on bottom oil bucket | Float position not used while operating | Use float position provided on valve. |
and wear pads. | loader. |
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Hydraulic cylinders inoperative. | Hose from control valve improperly | Refer to plumbing diagrams. |
| connected. |
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Pump operating continually on closed | Tractor control valve relief stuck | See your tractor manual for proper |
center tractor hydraulic system. | open. | adjustment or Loader dealer for loader |
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| valve. (3000 PSI is maximum pressure |
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| relief setting recommended.) |
| Hydraulic control valve set too low. | Adjust valve in accordance with manual. |
Loader lift and bucket tilt controls do | Hoses improperly connected. | Refer to plumbing diagrams |
not work according to decal. |
| and correct hose connections. |
Valve noisy and/or hot | Open center control valve on closed | Replace relief valve with closed center plug |
| center tractor. | and plug the power beyond adapter on valve. |
Tractor loads/pump squeals | Closed center control valve on open | Install open center plug on optional valve. |
| center tractor. | Replace closed center plug with relief and |
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| install short plug in place of power beyond |
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| adapter. |
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