Product Manual

Owner’s Manual for Dry-Prime Diesel Trash Pumps 55
Maintenance
Figure 4-6. Vacuum Pump Cross-section
002311
1
2
3
4
5
6
11
13
14
12
7
8
9
10
15
17
18
16
19
19
20
21
22
23
24
25
26
27
28
29
30
31
32
40
38
37
39
36
35
34
33
46
44
43
45
19
41
42
17
43
1.
Valve stud 24.
Locknut
2.
Suction and exhaust valve 25. Lock washer
3.
Actuator valve 26. Crankshaft bearing
4. Stop cock
27. O-ring (pedestal)
5.
Actuator neck seal 28. Connecting rod
6.
Actuator shaft 29. Fulcrum pin
7.
Grease relief valve 30. Fulcrum pin bearing
8.
Actuator shaft bearing 31. Internal lip seal
9.
Pedestal bearing 32. Wiper lip seal
10.
Retaining ring (2) 33. Suction nozzle
11.
Pedestal 34. Suction nozzle gasket
12.
Drive end bearing 35. Suction and exhaust valve (2)
13.
Speed-sleeve location 36. Actuator seal
14.
Shaft key 37. Actuator
15.
Crankshaft 38. Actuator washer
16.
Lip seal 39. Actuator lock screw
17. Drive end cover
40. Exhaust nozzle
18.
Bearing housing 41. Inspection plate gasket
19.
View gauge (2) 42. Inspection plate
20.
O-ring (bearing cover) 43. Pipe plug (remove to add oil)
21.
Shims 44. Adapter
22.
O.D.E bearing 45. Breather disc
23. O.D.E. bearing cover 46. Breather (bearing housing)