NAPIER NA 355 T/C TURBOCHARGER THROUGH LIFE COSTINGS

[Mikkelsborg]

We don't know how many operates Napier turbochargers here in Canada. But below is a estimated life circle for a NAPIER NA 355 as example.
This we often use for business cases and benchmarking in order to reduce costs vs investment and optimal operation for comparison with other turbocharger manufactures and types, on owners behalf for either retrofit or newbuilding.
If any have questions in this regard ,please do not hesitate to contact me.
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Listed in OPERATING HOURS / WORK PROGRAM / PART TO BE USED / TIMESCALES (Overhaul)

Note that major components is what ABB for example define as SIKO parts for comparison

12,000 REMOVE CARTRIDGE. STRIP, CLEAN & INSPECT. FIT NEW OIL SEAL RINGS & BEARINGS. FIT NEW SEAL RING BUSH IF NECESSARY. CLEAN NOZZLE & REBUILD. MAINT. SPARES - BL6050, SEAL RING BUSH** 2 DAYS

24,000 REMOVE CARTRIDGE. STRIP, CLEAN & INSPECT. FIT NEW OIL SEAL RINGS, BEARINGS, THRUST COLLAR, NOZZLE, SHROUD RING & T/O CASING(HFO). FIT NEW SEAL RING BUSH IF NECESSARY. CHECK BALANCE ROTOR ASSEMBLY & REBUILD. MAINT. SPARES - BL6050, SEAL RING BUSH**, THRUST COLLAR, NOZZLE, SHROUD RING 2 DAYS + CHECK BALANCE

36,000 REMOVE CARTRIDGE. STRIP, CLEAN & INSPECT. FIT NEW OIL SEAL RINGS, BEARINGS, T/I CASING(HFO) & T/O CASING(COATED & DISTILLATE). FIT NEW SEAL RING BUSH IF NECESSARY. CLEAN NOZZLE & REBUILD. MAINT. SPARES - BL6050, SEAL RING BUSH**, T/I & T/O CASINGS*** 3 DAYS***

48,000 REMOVE CARTRIDGE. STRIP, CLEAN & INSPECT. FIT NEW OIL SEAL RINGS, BEARINGS, NOZZLE, SHROUD RING, THRUST COLLAR, IMPELLER, T/I CASING(DISTILLATE) & T/O CASING(HFO). FIT NEW SEAL RING BUSH IF NECESSARY & REBUILD. MAINT. SPARES - BL6050, SEAL RING BUSH**, NOZZLE, THRUST COLLAR, IMPELLER, SHROUD RING, T/I & T/O CASINGS*** 3 DAYS***

60,000 REMOVE CARTRIDGE. STRIP, CLEAN & INSPECT. FIT NEW OIL SEAL RINGS, BEARINGS & ROTOR ASSEMBLY. FIT NEW SEAL RING BUSH IF NECESSARY. CLEAN NOZZLE & REBUILD. MAINT. SPARES - BL6050 SEAL RING BUSH** 2 DAYS

72,000 REMOVE CARTRIDGE. STRIP, CLEAN & INSPECT. FIT NEW OIL SEAL RINGS, BEARINGS, NOZZLE, SHROUD RING, T/I CASING(HFO) & T/O CASING(COATED, HFO & DISTILLATE). FIT NEW SEAL RING BUSH IF NECESSARY & REBUILD. MAINT. SPARES - BL6050, SEAL RING BUSH**, NOZZLE, SHROUD RING, T/I & T/O CASINGS*** 3 DAYS***

84,000 REMOVE CARTRIDGE. STRIP, CLEAN & INSPECT. FIT NEW OIL SEAL RINGS, BEARINGS & THRUST COLLAR. FIT NEW SEAL RING BUSH IF NECESSARY. CHECK BALANCE ROTOR ASSEMBLY. CLEAN NOZZLE & REBUILD. MAINT. SPARES - BL6050, SEAL RING BUSH**, THRUST COLLAR 2 DAYS + CHECK BALANCE

96,000 REMOVE CARTRIDGE. STRIP, CLEAN & INSPECT. FIT NEW OIL SEAL RINGS, BEARINGS, NOZZLE, SHROUD RING, T/I CASING(DISTILLATE) & T/O CASING(HFO). FIT NEW SEAL RING BUSH IF NECCESSARY - REBUILD. MAINT. SPARES - BL6050, SEAL RING BUSH**, NOZZLE, SHROUD RING, T/I & T/O CASINGS*** 3 DAYS***

108000 REMOVE CARTRIDGE. STRIP, CLEAN & INSPECT. FIT NEW OIL SEAL RINGS, BEARINGS, T/I CASING(HFO) & T/O CASING(COATED & DISTILLATE). FIT NEW SEAL RING BUSH IF NECESSARY. CLEAN NOZZLE & REBUILD. MAINT. SPARES - BL6050, SEAL RING BUSH**, T/I & T/O CASINGS*** 3 DAYS***

120000 REMOVE CARTRIDGE. STRIP, CLEAN & INSPECT. FIT NEW OIL SEAL RINGS, BEARINGS, NOZZLE, SHROUD RING, ROTOR ASSEMBLY, T/O CASING(HFO). FIT NEW SEAL RING BUSH IF NECESSARY & REBUILD. MAINT. SPARES - BL6050, SEAL RING BUSH**, THRUST COLLAR, SHROUD RING, T/O CASING***, ROTOR 2 DAYS

** Replace when necessary
*** Whichever variety of casing/service conditions applies

/ Scandic Diesel