GHO
Service & Parts Manual
14
4. Place a strap wrench around the lower end of the
air cylinder and unthread.
Use Strap
Wrench Here
5. Use a 5/16-inch diameter pin to keep the piston rod
plunger from rotating. Unthread the piston.
6. Remove the dowel pin.
7. Push the piston out through the suction tube.
Figure 16: Strap Location
NOTE:
When replacing the packings, pay careful attention to the packing
orientation.
8. Inspect and replace the packings as required.
Figure 19: Remove Piston
Figure 18: Dowel Pins
9. Lubricate, install and assemble parts
in reverse order.
Figure 17:
5/16” Diameter Pins
Figure 20: Packings
