Ampco Pumps Company ZP1+ Series Maintenance Manual Addendum

Positive displacement pumps

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Ampco ZP1+ Series

(Addendum)

Positive Displacement Pumps

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Installation and Maintenance Manual

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Table of Contents

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Page 1 Ampco ZP1+ Series (Addendum) Positive Displacement Pumps • Installation and Maintenance Manual •...
Page 2 Part Rotor Jam nuts Rotor Cover o-ring Sleeve o-ring Sleeve Rotor o-ring Main body o-ring Secondary CIP o-ring Secondary CIP front sleeve Wave Spring Secondary CIP rear sleeve Figure 1A...
Page 3 Part Rotor Jam nuts Rotor Cover o-ring Sleeve o-ring Sleeve Rotor o-ring Main body o-ring Figure 2A...
Page 4 Part Secondary CIP o-ring Secondary CIP front sleeve Wave spring Secondary CIP rear sleeve Figure 3A...
Page 5 Rotor in place: the secondary CIP o-ring is not engaged against the secondary CIP front sleeve. The rotor compresses the wave spring to push the sleeve back. Rotor removed: the secondary CIP o-ring is engaged against the secondary CIP front sleeve – no leaking will occur during Rotor-out CIP.
Page 6 O-ring Removal 1. Remove the rotor Jam nuts (Figure 2A, #1), and the rotors (Figure 2A, #2). 2. Remove the sleeves (Figure 2A, #5) from the rotor by turning them until the pin lines up in the long part of the “T” shaped slot in the rotor and pulling outward. 3.
Page 7 Rear sleeve maintenance – This should be performed as needed to ensure no leaks occur from the pump body during CIP without rotors in the body. See figure 4A for principles of operation of rear sleeve assembly. 1. Remove the rotor Jam nuts (Figure 2A, #1), and the rotors (Figure 2A, #2). Remove the body retaining socket-head cap screws.