1ST PERIOD - PLANNING
2ND PERIOD - MAINTENANCE & LIGHT REPAIR 2
3RD PERIOD - MAINTENANCE & LIGHT REPAIR 2-3
4TH PERIOD - MAINTENANCE & LIGHT REPAIR 2-3
5TH PERIOD - ADVISEMENT
6TH PERIOD - BASIC MAINTENANCE & LIGHT REPAIR
7TH PERIOD - BASIC MAINTENANCE & LIGHT REPAIR
2ND PERIOD - MAINTENANCE & LIGHT REPAIR 2
3RD PERIOD - MAINTENANCE & LIGHT REPAIR 2-3
4TH PERIOD - MAINTENANCE & LIGHT REPAIR 2-3
5TH PERIOD - ADVISEMENT
6TH PERIOD - BASIC MAINTENANCE & LIGHT REPAIR
7TH PERIOD - BASIC MAINTENANCE & LIGHT REPAIR