Graco HIGH–FLO 243737 Instructions Manual page 19

3. Remove the nuts (8), lockwashers (7) and six
cylinder capscrews (4). Loosen the packing nut
(12). Lift off the outlet valve housing (5). See Fig.
8.
4. Lift the riser tubes (20) and cylinder (27) off the
inlet valve housing (6). The piston assembly may
stay in the cylinder. Remove the seals (21 and 28)
from the inlet and outlet housings (5, 6).
See Fig.16.
NOTE: Tap on the valve housings with a plastic mallet
and use a slight rocking motion to help loosen and
remove the cylinder and tubes.
5. Screw out packing nut (12). Using a small, flat–
blade screwdriver, pry out male gland assembly
(32) using the groove on outer surface. Remove
remaining packings (31, 35) and glands (30, 42)
from the nut. See Fig. 10.
6. Unscrew and remove the three pump stand bolts
(D). See Fig. 8. Lift the inlet valve assembly off the
stand. Place the inlet valve housing (6) face down
on a protected surface.
Service
5
2
31
31
1
1
Lips of v–packings face down.
Lips of v–packings face up.
2
Fig. 9
30†
34
309136
12
35
2
42
1
35
32
19