RH Sheppard

service-and-support

Service Bulletins and Manuals

Service Manual (PDF LINKS)

M Series Manual

D Series Manual

92 Series Service Manual


Service Bulletin (PDF LINKS)

Troubleshooting Checklist

Approved Fluid List

Installing Cold Climate Grease

Parts Order Form

Preventative Maintenance Instructions

Seal Kit Installation Instructions

Power Steering Internal Leakage Test Procedure

Instructions for Installing Steering Gears

Kenworth Medium Duty Bleeding Procedure


Troubleshooting Checklist

  • Before proceeding with the following tests, check all mechanical and external conditions before hydraulic testing. Do not remove the steering gear or pump until hydraulic tests are completed and an authorized number has been received from Sheppard.

  • HYDRAULIC TESTS:

    Refer to RH Sheppard service information available on line at: www.rhsheppard.com and in the Sheppard steering gear Service Manuals. Do not remove the steering gear! Install a pressure and flow tester in the pressure line from the pump to the gear as outlined in the Diagnosis and Troubleshooting Section. Record the following information:

  • Degrees F (Tests should be run at about 180F)
  • PSI
  • PSI
  • PSI
  • PSI
  • GPM
  • GPM
  • GPM
  • GPM
  • PSI
  • PSI
  • PSI
  • PSI
  • PSI
  • PSI
  • PSI
  • GPM
  • PSI
  • GPM
  • In. Lbs
  • In. Lbs