All recalls
Steering Published 31 Aug 2016 Ref JP-1138821

Yanmar: Power Steering

Translated from Japanese · machine translation

Safety-critical recall — steering. If your vehicle is affected, contact your dealer before driving.
Country
Japan
Published
31 Aug 2016
Units affected
720
Reference
JP-1138821

Affected vehicles

Yanmar YT463 2015–2016 Yanmar YT470 2015–2016 Yanmar YT490 2015–2016

Hazard

In the steering system of agricultural tractors, the retaining ring of the hydraulic cylinder cap has improper anti-rotation design, which may cause the retaining ring to detach. Continued use in this condition can result in oil leakage, and in the worst case, loss of steering and propulsion capability.
Show original (日本語)
農耕トラクタのかじ取り装置において、油圧シリンダキャップの止め輪の回り止めの設計が不適切なため、当該止め輪が外れることがある。そのため、そのままの状態で使用を続けると、オイルが漏れ、最悪の場合、操舵および走行不能となるおそれがある。

Remedy

Replace the retaining ring anti-rotation mechanism of the cylinder cap with corrective parts on all vehicles.
Show original (日本語)
全車両、シリンダキャップの止め輪の回り止めを対策品に交換する。

Official source

View the official recall notice