Graco LineLazer III 3900 - Displacement Pump; Removal

Displacement Pump
309414N 21
Displacement Pump
Removal
1. Flush pump.
2. Relieve pressure; page 7.
3. Fig. 8. Cycle pump with piston rod (222) in its lowest
position.
4. Fig. 8. Remove suction tube (12) and hose (61).
FIG. 8
5. Fig. 9. Use screwdriver: push retaining spring up
and push out pin (96)
FIG. 9
6. Fig. 10. Loosen locknut by hitting firmly with a 20 oz
(maximum) hammer. Unscrew pump.
FIG. 10
&
61
222
12
%
96
7673b