Graco A Series Repair Manual page 7

Fig. 14. Grease piston packings.
Fig. 14
CAUTION
Do not slide piston assembly into top of sleeve as
this may damage piston packing.
Fig. 15. Slide piston assembly into bottom of sleeve.
Fig. 15
Service
Fig. 16. Grease top inch or two of piston rod that will
go through the cylinder throat packings.
Fig. 16
Fig. 17. Grease o-rings (221) and place on sleeve.
ti7578c
Slide sleeve/piston rod assembly into bottom of cylind-
er. Replace o-ring (207) if desired.
Note: O-ring (207) is not required for safe pump opera-
tion.
221
7577A
Fig. 17
7579A
207
7582A
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