Alemite 7730 Servicehandleiding - Pagina 11

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High-Pressure Bulk Grease Pump

Figure 5 Pump Tube Assembly - Section View

Alemite Corporation

Refer to Figure 2-B

Parts List

for Parts Identification

28. Install Valve Seat (48), Plate (49), and Stop Nut (50)

onto the Primer Rod.

• Tighten the Stop Nut securely.

• Place a small punch into the hole of the Primer Rod

to prevent its rotation.

29. Position Adapter (44) horizontally into the vise.

Internally-Threaded End of Adapter

30. Install Gasket (29) into the internally-threaded end of

the Adapter.

31. Install the Primer Rod and Piston assembly

(Piston end first) into the Adapter.

• Center and seat all components properly. Pull on the

Piston as necessary. Use care to ensure the Gasket

does not move.

32. Install the additional Gasket (29) onto Valve Seat (48).

Externally-Threaded End of Adapter

33. Install Spacer (35) into the externally-threaded end of

the Adapter.

• Make sure the Spacer centers and seats properly.

34. Install Gasket (29) into the Adapter.

35. Position Barrel Assembly (30) with the large diameter

pointing upward.

36. Install Wear Ring (31) into the Barrel Assembly.

37. Install and seat Seal (32) [lip end first] into the Barrel

Assembly.

38. Install Back-Up Ring (33) and brass Bearing (34) into

the Barrel Assembly.

CAUTION

Use care installing the Barrel Assembly over the

threads of Piston (36). Damage to the Seal can

occur.

39. Install the Barrel Assembly (large diameter first) onto

Piston (36).

• Make sure the Barrel Assembly seats properly

against the Spacer.

40. Install Gasket (29) onto the Barrel Assembly.

41. Screw Coupling (26) onto the end of the Piston until

the Spring Clip holes align.

42. Install lower Spring Clip (27) that secures the

Coupling to the Piston.

SER 7730

Revision (8-01)