Turbocharger · Turbochargers
MAN ES Turbocharging NA-L NA57/L — NA-L, 5000 kW max.
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| compressor blade cleaning | every 2000-4000 hours |
|---|---|
| turbine blade inspection | every 4000-8000 hours |
| bearing replacement | every 16000-20000 hours |
| lubrication system maintenance | every 1000-2000 hours |
Typical intervals for this design class, not the manufacturer’s figures for your model. The manufacturer’s manual is binding.
| compressor blade tip clearance | 1.5-2.5 mm |
|---|---|
| turbine blade tip clearance | 2.0-3.0 mm |
| bearing clearance | 0.05-0.15 mm |
Ranges are typical for this design class. Always confirm against the manufacturer documentation for your serial number.
Class surveyor typically checks turbocharger performance, vibration, and noise levels, as well as verifying proper operation of the overspeed protection system and lubrication system
Estimated lifetime: 40000-60000 hours
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