Legend to figure 4-21H
1. Pump Assembly
41. Flat Washer
2. Capscrew
42. Drip Pan Base
3. Washer
43. Blank Cover Assembly
4. Pump Gasket
44. Drive Assembly
5. Strainer
45. Capscrew
6. Suction Tube
46. Lockwasher
7. Retaining Ring
47. Cover Assembly
8. Pin
48. Cover Gasket
9. Rocker Arm
49. Oil Seal
10. Roller
50. Spacer
11. Groove Pin
51. Retaining Ring
12. Rocker Arm Post
52. Worm Gear
13. Retaining Ring
53. Thrust Bearing
14. Spring Retainer
54. Thrust Washer
15. Return Spring
55. Woodruff Key
16. Plunger Assembly
56. Drive Shaft
17. Screw
57. Set Screw
18. Capscrew
58. Spacer
19. Housing Assembly
59. Worm Gear
20. Preformed Packing
60. Spacer
21. Preformed Packing
61. Shaft
22. Preformed Packing
62. End Bearing
23. Ball
63. Gasket
24. Pump Body Assembly
64. Spacer
25. Machine Screw
65. Worm Gear
26. Hex Nut
66. Spacer
27. Lockwasher
67. Worm Gear
28. Coupling Guard
68. Transfer Shaft
29. Flexible Coupling
69. Pipe Plug
30. Capscrew
70. Housing Assembly
31. Lockwasher
71. Housing Gasket
32. Electric Motor
72. Lock Nut
33. Capscrew
73. Bearing Cap
34. Capscrew
74. Coupling
35. Spacer Bar
75. Set Screw
36. Spacer Block
76. Cam
37. Drain Plug
77. Woodruff Key
38. Hex Nut
78. Camshaft
39. Lockwasher
79. Reservoir
40. Capscrew
4-8 MAINTENANCE OF WATER INJECTION SYSTEM
4-8.1 Water Injection Pump. (Figure 4-22)
4-8.1.1 Servicing the Valve Assemblies.
a.
Remove the nuts (1) and lockwashers (2) securing the manifold (3) to the crankcase of the pump.
4-101
