For diesel engines conforming to Euro V emissions regulations, a series of turbo models is available, dependent on engine size, power rating and vehicle range. The options start with a new micro wastegate GT1238SZ unit which, whilst simple in design, utilizes the latest version of the one-piece combined journal...
Staying at the forefront of the rapidly moving turbocharger business requires constant investment and development. With strong market influences on vehicle design, such as downsizing, reduced exhaust emissions and improved fuel economy and reliability, new ideas and designs are constantly being explored by Honeywell. Of course, everyone also expects...
The turbo bearing system may appear simple in design, with one or two bronze bearings – and sometimes a separate thrust bearing, but it plays a key role – ensuring that wheels keep spinning without any housing contact. Behind this deceptively simple design is the reality is that the...
Favored among medium and heavy-duty truck and bus applications, Honeywell’s Garrett® VNT™ DutyDrive, previously called Double Axle VNT™ (DAVNT), uses 12 –19 turbine nozzle vanes supported by twin axles. The function of these two axles is to locate the vanes between the unison and nozzle rings. VNT™ DutyDrive provides quicker...
The development of Garrett® VNT™ turbocharger started in 1990 when the TD2502 was first launched based on the old TB25 model. Controlled by a pressure actuator connected by hose directly to the compressor outlet, this was VNT™ technology in its simplest; the vanes were at the minimum flow...
Honeywell Introduces New Diagnosis Tool for Rotary Electronic Actuators. Honeywell is launching a new tool to improve the diagnosis of suspected faults in turbochargers equipped with rotary electronic actuators. The diagnostic tool, called HandyCAN3, has been developed specifically for the aftermarket business by the company’s own team of electronic...
It has been brought to our attention that some customers have been interchanging 713672 and 713673 part numbers with different Honeywell part numbers or turbos from other manufacturers. We’d like to remind you that Garrett® VNT™ turbos are highly complex units, engineered and calibrated to meet the exacting performance...
