Maintenance
Ampco Pumps Company
Single Seal Maintenance
3)
Next install the rotating o-ring onto the rotating seal by stretching it (not rolling) onto the
rotating seal (Figure 29).
4)
Slide the rotating seal onto the rotor hub (Figure 30) making sure to align the slots on the
seal to the drive pins in the rotor. Press the seal down until it seats inside of the rotor.
5)
Slide the rotors onto the shafts until they seat against the shaft shoulder (Figure 31).
Ampco Pumps Company ZP3 Manual M-004 Rev A 10.15
Page 18
Figure 29: Installing the Rotating O-ring
1
2
Figure 30: Inserting Rotating O-ring
Rotating Seal O-ring
Rotating Seal
Align
Figure 31: Rotor Assembly
Shoulder
