PA-22 TRI-PACER PARTS CATALOG 34 34 32 33 21 30 18 3 19 23 31 7 3 13 17 8 4A 6 24 5 11 7 25 8 16 4 14 7A 2 13 15 1 20 9 22 12 29 10 27 28 35 38 36 37 36 30-30A 21 39 38 35 17 41 40 45 44 43 33 42 41 Figure 24. Vacuum Pump Installation 74