Case SR175, SV185 SkidSteer Repair Manual

Manuals: Service Manual
Contents
Introduction
Engine
Front Axle System
Rear Axle System
Hydrostatic Drive
Brakes and Controls
Hydraulic Systems
Frames and Ballasting
Wheels
Cab Climate Control
Electrical System
Front Loader and Bucket
Platform, Cab, Bodywork and Decals
Specials Tool Index
Manual Extract: Pump – Troubleshooting
| Problem
| Possible Cause
| Correction
| One Transmission (Right
or Left) Works Correctly
and the Other Does Not
| 1.If you have a EH unit perform EH pump
electrical check and verify that unit has
been properly calibrated.
Check the interlock valve power/function.
| A. Is there still a problem?
No: Troubleshooting complete.
Yes: Go to Step 2.
|
| 2. Check the brake valve power/function.
Make sure park brakes are released.
| Is there still a problem?
No: Troubleshooting complete.
Yes: Go to Step 3.
|
| 3. Check the pressure setting of the circuit relief valve for the transmission with the problem.
| Do – Check the Circuit Relief Valve Pressure.
Is there still a problem?
No: Troubleshooting complete.
Yes: Go to Step 4.
|
| 4. Check the charge pressure.
| Is there still a problem?
No: Troubleshooting complete.
Yes: Go to Step 2.
| Machine does not have
enough power
| 1. . If you have a EH unit perform EH pump electrical check and verify that unit has been properly calibrated.
Check the interlock valve power/function.
| Do – Check the Charge Pressure/Flow.
|
| 2. Full throttle engine speed is OK, rated
engine speed is low.
| A. Problem in engine or fuel system. Repair as required.
B. Is there still a problem?
No: Troubleshooting complete.
Yes: Go to Step 3.
|
| 3. Check charge pressure.
| Refer to Pump and motor components –
Pressure test (29.218) to determine if the
pump or drive motor(s) have failed.