Graco A Series Instructions-Parts List Manual page 13

Fig. 18. Grease o-ring (221) and place on sleeve. Slide
sleeve/piston rod assembly into bottom of cylinder. Re-
place o-ring (207) if desired.
Note: O-ring (207) is not required for safe pump opera-
tion.
221
Fig. 18
Fig. 20. Torque seal and packing nut (202) down onto
throat adjustment spacer (228) to 100 +/–10 in-lb (75
+/–5 in-lb for 246257).
Remove throat adjustment spacer (228) when pump
packings begin to leak after much use. Then tighten
packing nut down until leakage stops or lessens. This
allows approximately 100 gallons of additional opera-
tion before a repacking is required.
Fig. 19
Service
Fig. 20. Use screwdriver to push retaining spring up.
207
Fig. 20
7750A
Fig. 21. Push in pin.
202
Fig. 21
7726A
Note: Make sure retaining ring falls into slot.
7674B
7675A
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