General Hydraulic System Problems
The charts that follow contain suggestions that can be used to assist in
diagnosing hydraulic system performance issues. The suggestions are not
all−inclusive. Also, consider that there may be more than one cause for a
machine problem.
Review the hydraulic schematic and information on hydraulic system operation in
the Hydraulic Flow Diagrams in Hydraulic System chapter. This information will
be useful during the hydraulic troubleshooting process.
Refer to the
for precautions and specific hydraulic test
procedures.
General Hydraulic System Problems
Problem
Possible Causes
Hydraulic oil leaks from machine.
Fitting(s), hose(s) or tube(s) is (are) loose or
damaged.
O−ring(s) or seal(s) is (are) missing or
damaged.
Hydraulic system operates hot.
Transmission pressure is high due to load or
brakes applied.
Oil level in reservoir is low, or inlet filter is loose
or clogged.
Oil is contaminated or too light.
Heat exchanger (if equipped) is damaged or
plugged. By−pass relief is stuck open or air
flow is obstructed.
Charge pressure is low.
Towing by−pass valve is open or defective.
Wheel motor(s) or reel motor(s) are worn or
damaged.
Trump pump is worn or damaged.
Hydraulic fluid foams.
Oil level in reservoir is low.
Hydraulic system has wrong type of oil.
One of the pump suction lines has an air leak.
Incompatible hydraulic oils are mixed in the
hydraulic system.
Water contamination is in the hydraulic system.
Reelmaster
®
3100-D/3105-D
Page 3–3
Troubleshooting:
20252SL Rev A
Summary of Contents for 03200 Reelmaster 3100-D
Page 4: ...NOTES NOTES Page 4 Reelmaster 3100 D 3105 D 20252SL Rev A ...
Page 6: ...g341979 Figure 1 Preface Page 6 Reelmaster 3100 D 3105 D 20252SL Rev A ...
Page 10: ...Preface Page 10 Reelmaster 3100 D 3105 D 20252SL Rev A ...
Page 20: ...Safety Safety and Instructional Decals Page 1 10 Reelmaster 3100 D 3105 D 20252SL Rev A ...
Page 44: ...Specifications and Maintenance Special Tools Page 2 24 Reelmaster 3100 D 3105 D 20252SL Rev A ...
Page 224: ...Hydraulic System Service and Repairs Page 5 148 Reelmaster 3100 D 3105 D 20252SL Rev A ...
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