Before proceeding with the following tests, be sure to read the "Diagnosis and Troubleshooting" section of this
manual. Many factors outside of the steering system will affect vehicle steering. Check all mechanical and
external conditions before hydraulic testing. DO NOT REMOVE THE STEERING GEAR!
Description of Steering Complaint:
Steering Gear Model
Slave Gear Model (if equipped)
Front Axle Weight
DO NOT REMOVE THE STEERING GEAR! Install a pressure and flow tester in series with the pressure line
of the pump as outlined in the "Hydraulic Diagnosis Section" of this manual. Record the following information.
Stabilized Oil Temperature
System Backpressure @ Idle
@ Full Governed RPM
Maximum System Pressure
Flow @ Idle Back Pressure Only
Flow @ Idle With 1500psi Load Applied
Flow @ Full Governed RPM With 1500psi Load Applied
Static Steering Pressure -
Static Steering Input Measured at the Steering Wheel Retaining Nut in Inch Pounds -
If, after completing the above information you are unsure of your diagnosis, contact the Field Service Depart-
ment of the R. H. Sheppard Co. at 717-633-4111.