Magnum Venus Plastech PATRIOT 3-1_4 PAT-PH-3250 Series - Manual (Page 23)

PAT-PH-3250 Series Powerhead Manual
Rev. 05/2012 Page | 23
Air Cylinder Reassembly:
1. Apply a light coat of brown grease on the inner bore of the end cap and Install
bushing (VPH-4254) into the end cap.
2.
Install snap ring (MPH-3261) onto the busing to hold it in place.
3. Repeat procedures 1 and 2 for both the upper and lower end caps.
4. Insert the lower piston rod (PAT-PH-5009) through the piston rod bushing (VPH-
4254) of the lower end cap. Slide the cylinder (PAT-PH-3203) over the piston
(MPH-3251) down onto the lower end cap o-ring (O-B-152).
5. Set the upper end cap (PAT-PH-3212) onto the cylinder with the valve block flats
facing the same direction. Screw the hex nuts (F-HN-05F) onto the tie rods and
snug the hex nuts. See bolt tightening specification section of this manual
for details.
6.
Install the valve block assembly onto the end caps using the four screws (F-CS-
04C-32)
7. Install the connectors (APP-9096), sleeve (APP-9109) and e-ring (APP-9102)
onto the piston rod.
8. Connect the pilot air hose and regulated air hose to air motor.
9. Install the muffler using the two hex head cap screws (F-HB-04C-52).
NOTE: Use caution not to damage the o-ring in the upper bushing when
installing the upper end cap over the upper piston rod.