In November 2016, Hino filed a statutory recall with Japan's Ministry of Land, Infrastructure, Transport and Tourism (MLIT) concerning the Fan belt, covering the Blue Ribbon Hybrid. The filing affects 51 vehicles manufactured between November 13, 2015 and October 13, 2016.
Overview
| MLIT filing number | 1139371 |
|---|---|
| Type | Statutory Recall (government-mandated recall) |
| Date filed | November 29, 2016 |
| Manufacturer(s) | Hino |
| Component | Fan belt |
| Production period | November 13, 2015 — October 13, 2016 |
| Vehicles affected | 51 units |
Filing in context
The Fan belt is the most frequently cited component category in this archive, appearing in 2 of its 4,890 filings. This filing is one of 31 Hino notifications from 2016 in this archive. For scale, 4,139 of the 4,890 filings in this archive report a larger number of affected vehicles; the vehicles involved here were manufactured over a span of about 11 months.
Defect
On large hybrid transit buses, insufficient durability of the fan belt combined with improper alignment adjustment and tension rod torque causes the belt to wear prematurely and separate from the pulley. This may result in coolant temperature rising and the engine overheating.
Corrective action
On all vehicles, replace the fan belt and radiator mounting bracket with corrected parts, replace the tension rod with a conforming part, and adjust the alignment to the specified value.
Affected models & chassis ranges
This filing lists 2 type code(s). A vehicle is affected if its chassis number falls within one of the ranges below.
| Type code (型式) | Model | Chassis ranges |
|---|---|---|
| QSG-HL2ANAP | BLUE RIBBON Hybrid | HL2ANA-40011 — HL2ANA-40041 |
| QSG-HL2ASAP | BLUE RIBBON Hybrid | HL2ASA-40011 — HL2ASA-40030 |
Original Japanese (MLIT source text)
Show the original Japanese filing text
状況
大型ハイブリッド路線バスにおいて、 ①ファンベルトの耐久性不足およびアライメントの調整とテンションロッドの締付けが不適切なため、ベルトが早期に摩耗しプーリから外れるものがある。そのため、水温が上昇してオーバーヒートとなるおそれがある。
改善措置
①全車両、ファンベルトとラジエータ固定金具を対策品に交換するとともにテンションロッドを良品に交換し、アライメントを適正に調整する。
Source & verification
This entry reproduces public data from Japan's MLIT recall registry. English text is jdmvin.com's own translation; always verify against the official source:
https://renrakuda.mlit.go.jp/renrakuda/ris-detail-car.html?class=recalldatacar&id=3003904
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