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5.1 MAINTENANCE SCHEDULE
5.1.0 General
The purpose of the general maintenance schedule below is to help establish the maintenance schedule particular to the
installation. The suggestions and recommendations are to be followed as closely as possible in order to maintain the machine
efficiency and in order not to reduce the service life of the machine.
The maintenance operations are detailed in the chapters relative to the concerned subjects.
Task duration are for information only
Hours
Comments
Task duration
Major overhaul
40 000
Or 5 to 7 years following site conditions
4 weeks
5.1.1 Stator
Hours
Comments
Task duration
Winding temperature
24
Daily operation, (without gen stop)Refer to 2.1.3.2
Insulation
8000
(*1)
Refer to 5.10
4hrs
Polarisation index
8000
(*1)
Refer to 5.10.4
Bolts tightening
8000
(*1)
Refer to 5.8
2 hrs
Winding visual inspection
8000
(*1)
Refer to 5.10
1 hr
Stator RTD function
8000
(*1)
Refer to 2.1.3.2
Cleaning air inlet and outlet
1000
(*1)
Refer to 5.7
(*1) : Or once a year whichever come first
5.1.2 Rotor
Insulation
8000
(*1)
Refer to 5.10
0.5 hr
Polarisation index
8000
(*1)
Refer to 5.10.4
Winding visual inspection
8000
(*1)
Cleaning diodes
8000
(*1)
0.5 hr
Diodes and varistor check
8000
(*1)
Diodes tightening
8000
(*1)
(*1) : Or once a year whichever come first
5.1.3 Terminal box
Cleaning
8000
(*1)
0.5 hr
Regulator assembly & supports
8000
(*1)
Applicable if mounted in the terminal box
Bolts tightening
8000
(*1)
1.5 hrs
Electric Power Generation
Installation and maintenance
5654
en - 2017.
10
/
a
LSA 5
2
.2
MHV
Industrial Range Alternators
- 4 pole
22