Center Section Repair - Graco SaniForce 2150 Repair Parts

Repair
Reassemble Reassemble the Reassemble the the Center Center Section Center
1. Install the shaft u-cups (106) so the lips face
of the housing.
2. Insert new bearings (111, 113, and 115) into the
center housing (101),
a press or a block and rubber mallet, press-fit
the bearing so it is flush with the surface of the
center housing.
3. Reassemble the air valve as explained in
Reassemble Air Valve, page 10
4. Align the new air cover gasket (102) so the pilot
pin (112) protruding from the center housing
(101) fits through the proper hole in the gasket.
20
Section Section
out
out out
tapered end tapered tapered end first end first first
. Using
5. Align the air cover (103) so the pilot pin (112) fits
in the middle hole (M) of the three small holes
near the center of the cover.
6. Apply a medium-strength thread locker to the
threads of the screws (106). Install the screws
(106), hand tight. Using a 10 mm socket wrench,
torque the screws oppositely and evenly to
130-150 in-lb (15-17 N•m). Install the diaphragm
assemblies and fluid covers as explained in
Diaphragms, page
7. See Reassemble the Check Valves, page
29.
3A6782F
13.