Steering:hydraulic Power Assist:pump

NHTSA recall 98V175000 · announced July 31, 1998 · filed by Orion Bus Industries, Inc. · 52 units affected

The problem

VEHICLE DESCRIPTION: TRANSIT BUSES EQUIPPED WITH SUNSOURCE/FAUVER TANDEM HYDRAULIC PUMPS. THE HYDRAULIC PISTON PUMP IS DRIVEN BY THE ENGINE AND A SHAFT OUT OF THE BACK OF THE PUMP PROVIDING POWER TO THE POWER STEERING PUMP. THE SHAFTS ARE CONNECTED TOGETHER WITH A COUPLING. THIS COUPLING IS FITTED WITH TWO RETAINER CLIPS WHICH KEEPS IT CENTERED BETWEEN THE TWO PUMPS. THESE BUSES WERE SHIPPED MISSING THE COUPLING RETAINER CLIPS.

The risk

EXCESSIVE MOVEMENT OF THE COUPLING CAN DISENGAGE THE TWO PUMP SHAFTS, CAUSING LOSS OF POWER STEERING.

What to do

DEALERS ARE INSPECTING AND RETROFITTING THE COUPLINGS ON THESE PUMPS.

Notes

OWNER NOTIFICATION HAS BEGUN.ALL OWNERS HAVE BEEN NOTIFIED.

Vehicles covered by this recall

• 1998 Orion V
• 1998 Orion Vi

Source: National Highway Traffic Safety Administration public recall data. This page reports official records and is not legal, medical, or repair advice.