1. Pool skimmer inlet
2. Pool pump
3. Pool filter
4. Pool filter inspection chamber: Clear
5. Pool filter inspection chamber: Cloudy
6. Pool filter bleed valve
7. Pool pump switch: Auto
8. Pool filter selector operation
9. Pool filter selector: Filtration
10. Pool filter selector: Backwash
11. Pool filter selector: Rinse
12. Pool vacuum blue pipe
13. Pool vacuum head
14. Pool water outlet
15. Pool vacuum inlet
16. Pool valves: Vacuum closed, skimmer open
17. Pool valves: Vacuum open, skimmer closed