Answer Posted / sathish n p

C check is carried out along with A & B ,

B checks
Coolant level
Oil filter replacement.
Fuel filetr replacement.
Alernator terminals tightness checking.
Replacement of lubricating oil....etc

C checks.
Coolant level replacement.
Check the fuel injectors etc..

Its depends on the size of the DG sets , auxillary
system,freuency of mainttenance ...

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