Preliminary Evaluation · Closed
HYDRAULIC FAN FITTINGS LEAKING
Manufacturer: Daimler Commercial Buses NA
This investigation led to a recall
NHTSA links this probe to recall campaign 04V544000.
Read the recall: what is defective and the free fix →What NHTSA is examining
This investigation was opened after odi visited a transit fleet facility and observed a bus that had experienced an engine compartment fire.after inspecting similar model buses, six other buses were found to have leaking hydraulic hoses, resulting in oilsprayinginto the engine compartment and onto hot engine exhaust components. Odi opened the investigation to gather specific information concerning the hoses, fittingsand to understand the influence of hydraulic leakage as a catalyst for bus fires. As a result of odi?s investigation, orion has agreed to initate a safety recall to replace the original rigid pipe design with a flexible hose design.a copy of the recall is attached. This action resolves the issues raised by this investigation. Accordingly, this investigation is closed.
Vehicles under investigation
Source: NHTSA Office of Defects Investigation records, updated daily. An investigation is not a determination that a defect exists; many probes close without a recall.