Graco 257100, 262300, 262288, 258907, 258906 manual Push pump up until pump threads engage

3. Push pump up until pump threads engage.

Pump

7.Replace pump rod shield (48) and torque two screws (40) to 30 - 34 in-lb.

40

48

ti15924a

4.Screw in pump until threads are flush with drive housing opening.

ti15621a

5.Align pump outlet to right side so that hose can be reassembled.

ti15923a

6.Screw jam nut up toward drive housing until nut stops. Tighten jam nut by hand, then tap 1/8 to 1/4 turn with a 20 oz. (maximum) hammer to approximately 75± 5 ft-lb (102 N•m).

ti15925a

ti15619a

8. Reconnect material hose (79) to pump (18a).

79

18a

ti15616a

9. Replace Power Module, see page 7.