Graco Inc. D 5 4 Paint Sprayer User Manual


 
20 308981
6. Put grease on the diaphragm shaft (15), and
carefully (do not damage the shaft u-cups) run the
diaphragm shaft (15) through the center housing
(11) bore.
7. Repeat step 5 for the other end of the diaphragm
shaft (15), and torque the diaphragm shaft screws
(140) to 80 to 90 in-lb (9 to 10 N-m) at 100 rpm
maximum.
Overmolded Diaphragms: Repeat Step 5 for the
other end of the diaphragm shaft (15).
8. Install the muffler (3).
When you install the vee clamps in step 10, orient the
center housing (11) so the air inlet is approximately
45_ above horizontal and the muffler (3) is approxi-
mately horizontal.
9. Apply thin, even film of grease to inside of vee
clamp (109).
10. Position the fluid covers (101), install the vee
clamps (109) around the fluid and air covers,
install the grounding strip on the vee clamps, and
torque the vee clamp nuts to 80 to 90 in-lb (9 to 10
N-m). See Torque Sequence, page 29.
11. Make sure all the check valve parts are in place.
See Fig. 8 on page 15.
12. Install the manifolds (102), and torque the manifold
bolts (105) to 80 to 90 in-lb (9 to 10 N-m). See
Torque Sequence, page 29.