Magnum Venus Plastech Powerhead MPH_UPPH_VPH–5000 Series - Manual (Page 23)

MPH / UPPH / VPH – 5000 Series Manual
Rev. 5/2012 Page | 23
Air Cylinder Reassembly:
1. Install the Piston Rod Bushing into the Lower End Cap and secure with Snap Ring
(refer to drawing for part numbers).
NOTE: The following procedures assume that the Powerhead is oriented so that
the Piston Rod is pointing down. Powerheads that have been removed from their
units they can be disassembled from either orientation (Piston Rod pointing up or
down).
2. Insert the Piston Rod through the Piston Rod Bushing.
3. Slide the Cylinder over the Piston (MPH-5006) down onto the Lower End Cap O-ring
(O-B-415).
CAUTION: Use care not to scratch the inside of the Cylinder during installation.
4. Set the Upper End Cap onto the Cylinder with the Valve Block flats facing the
same direction. Screw the Hex Nuts (F-HN-06F) onto the Tie Rods and snug the
Hex Nuts.
5. Install the appropriate connector, rod end and clips to the end of the Piston Rod.
6. Position the O-rings on the back of the Pilot Valve assembly.
7. Mount the Pilot Valve assembly to the side of the Powerhead using the four Cap
Screws (F-CS-04C-40). Be sure that the Pilot Valve is mounted with the correct
end up.
8. Install the Muffler to the Pilot Valve using the two Hex Bolts (F-HB-04C-56)
9. Connect the pilot air hose and regulated air hose to air motor.