Graco Inc ti6104a, 309639, 309250, 310820, 310876, 310824D, 256481, 256391, ti9134b, ti6124a Installation

Installation

WARNING

If pump pin works loose, parts could break off due to force of pumping action. Parts could project through air and result in serious injury or property damage.

CAUTION

If the pump jam nut loosens during operation, the threads of the drive housing will be damaged.

1.Extend pump piston rod full. Apply grease to top of pump rod at (D) or inside connecting rod (7). Install jam nut (11) on pump threads.



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2.Install pump rod (D) into connecting rod (7).

3.Install pump pin (32). Verify retainer spring (C) is in groove over pump pin.



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4. Push pump (9) up until pump threads engage.

Displacement Pump Replacement

5.Screw in pump until threads are flush with top of drive housing opening.

6. Align pump outlet (E) to back.



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7.Screw jam nut (11) up onto pump 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 ft-lb (102 N•m).

8.Install suction tube (35) and high pressure hose

(14). Tighten nuts (A) and (B).

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14

B

A

ti6105a

35

9.Fill packing nut with Graco TSL until fluid flows onto top of seal.

30

44

ti5735a

10. Rotate cover (44). Tighten screws (30).

310824D 15