Daily maintenance for  every  facility  is not  advisable as  it would  be quite  expensive and time consuming. Hence according  to  the  requirements  and importance of the  machines / equipments  maintenance frequency is decided  and the  weekly  monthly  maintenance  programme  is prepared.
The maintenance programme included the followings.
a.	 Reconditioning  or replacing the  worn  out  parts  and tools  etc.
b.	 Repairing  or replacing the worn out parts tools etc.
c.	Checking  for all electrical connections of the system.
d.	 Checking for the performance of each part whether it is performing up to the level or not.
e.	 Cleaning of interior parts like  gear box spark plug  radiators etc.
f.	 It may  also  include  the complete overhauls.