Japan
Published 2 Nov 2017
Ref JP-1141343
Yanmar: Other (Power Transmission)
Translated from Japanese · machine translation
- Country
- Japan
- Published
- 2 Nov 2017
- Units affected
- 884
- Reference
- JP-1141343
Affected vehicles
Yanmar AG6100 2011–2017
Yanmar AG6100R 2011–2017
Yanmar AG6114 2011–2017
Yanmar AG6114R 2011–2017
Yanmar AG7114 2011–2017
Yanmar AG7114R 2011–2017
Yanmar YH460 2011–2017
Yanmar YH470 2011–2017
Yanmar YH570 2011–2017
Yanmar YH590 2011–2017
Hazard
The potentiometer sensor that detects lever position in the main transmission lever of the harvester-thresher has insufficient grease in its rotating component due to improper manufacturing. Consequently, the seal material in the rotating component wears, wear particles jam into the rotating component, proper signals are not output from the sensor, failsafe activates, and the vehicle may become unable to operate.
Show original (日本語)
刈取脱穀作業車の主変速レバーにおいて、レバー位置の検出を行うポテンショセンサの製造が不適切なため、センサ内部の回動部のグリス量が不足しているものがある。そのため、回動部のシール材が磨耗し、磨耗粉が回動部に噛み込み、適切な信号が当該センサから出力されず、フェイルセーフがかかり走行できなくなるおそれがある。
Remedy
Replace the potentiometer sensor in the main transmission lever with a serviceable unit on all vehicles.
Show original (日本語)
全車両、主変速レバー部のポテンショセンサを良品に交換する。