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Corken Z3200 - User Manual

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Installation, Operation
& Maintenance Manual
Z-Series Sliding Vane Pumps
Truck and Stationary
Model Z3200 Truck Pump
Model Z2000 Truck Pump
Model Z4200 Truck Pump
Model Z4500 Stationary Pump
Model Z3500 Truck and
Stationary Pump
Solutions beyond products...
Warning: (1) Periodic inspection and maintenance of Corken products is essential. (2) Inspection, maintenance and installation of Corken products
must be made only by experienced, trained and qualied personnel. (3) Maintenance, use and installation of Corken products must comply with
Corken instructions, applicable laws and safety standards (such as NFPA Pamphlet 58 for LP-Gas and ANSI K61.1-1972 for Anhydrous Ammonia).
(4) Transfer of toxic, dangerous, ammable or explosive substances using Corken products is at user’s risk and equipment should be operated
only by qualied personnel according to applicable laws and safety standards.
ORIGINAL INSTRUCTIONS ID105K

Table of Contents

Questions and Answers

  • F
    Fred NielsenAug 7, 2025
    What to do if my Corken Z3200 Water Pump runs but there is no flow?
    • H
      Hannah HernandezAug 7, 2025
      If your Corken Water Pump runs but there is no flow, check the valves to ensure they are open, paying special attention to the internal tank excess flow valve. If the excess flow valve is slugged, stop the pump until the valve opens. If the problem persists, reduce the pump speed or install a new or larger excess flow valve. Also, a broken shaft or a defective meter can cause this issue. In the first case, disassemble and inspect the pump, repairing as needed. In the second case, service the meter.
  • C
    Clarence HernandezAug 12, 2025
    Why is my Corken Z3200 so noisy?
    • P
      Patricia MezaAug 12, 2025
      If your Corken Water Pump is noisy, it could be due to several reasons. Check for cavitation caused by poor suction conditions. Sticking vanes can also cause noise. Additionally, inspect the bearings for wear and replace them, greasing monthly. A clogged meter screen can also cause noise, so clean it. If the differential pressure is very high, check for restrictions in the discharge line, ensure the delivery hose isn't too small or long, and slow down the pump. Also, check the vapor release float assembly on the meter and the meter differential valve. Finally, inspect and repair the PTO shaft driveline component if there is vibration.
  • C
    carolynoneillAug 17, 2025
    Why Corken Z3200 will not build pressure?
    • R
      Robert GregoryAug 17, 2025
      If your Corken Water Pump will not build pressure, it could be due to poor suction conditions. Clean the inlet strainer and increase the pipe size to improve suction. Also, check the external bypass valve setting. If it is set too low, adjust the valve to a higher pressure according to the instructions. Worn vanes and/or sideplates can also cause this issue, so disassemble, inspect, and repair as necessary. Avoid running the pump dry.
  • A
    amaddoxAug 22, 2025
    How to fix low capacity on a Corken Z3200 Water Pump?
    • S
      Susan LoweryAug 22, 2025
      If your Corken Water Pump has low capacity, it may be due to a suction pipe that is too small or restricted. Remove any restrictions or modify the piping. Worn vanes or sideplates can also cause low capacity; replace the vanes or reverse/replace the sideplates. Make sure the universal drive assembly angularity is within limits, the yokes are parallel, and the slip-joint is greased. Also, check the bearings and pulley alignment on belt drive pumps. If the vanes are sticking, remove them and clean out any foreign matter, checking the strainer. Replace the vanes if they are swollen. Note that pump without vapor return also may cause low capacity.
  • M
    Mrs. Julie BrooksAug 27, 2025
    What to do if my Corken Z3200 will not turn?
    • S
      Sara KellyAug 27, 2025
      If your Corken Water Pump will not turn and appears locked up, it could be due to foreign matter inside the pump. Clean out the pump and check the strainer in the suction line. Broken vanes can also cause this issue; carefully clean out the pump and replace the vanes. Check for damage to the cam and rotor shaft assembly, especially if the pump has been operated dry. Seized bearings can also prevent the pump from turning; replace the pump bearings and grease them monthly using ball bearing grease manufactured for the intended service. Finally, moisture frozen in the pump can cause it to lock up. Let the pump thaw carefully to break it loose. Add methanol to the tank (on LP-Gas) and check with your product supplier about the possibility of water in the gas.
  • B
    Bruce WallaceSep 1, 2025
    How to fix a Corken Z3200 Water Pump that leaks around the shaft?
    • L
      Lisa ArmstrongSep 1, 2025
      If your Corken Water Pump leaks around the shaft, it is likely due to a failed seal or O-rings. Inspect the seal assembly and replace it if necessary. Keep the new seal very clean during replacement and apply a light oil film on the O-rings. Avoid running the pump dry!

Summary

ATEX Conformity

Applicable Notices

Information regarding compliance with the European ATEX directive for explosive atmospheres.

Chapter 1: Truck Pump Installation

1.1 Outlet Piping

Details required components and considerations for the pump's outlet piping.

1.2 Bypass System

Explains the function and installation requirements for the bypass system.

1.3 PTO Drive Systems

Covers principles and guidelines for setting up PTO drive systems.

1.4 Hydraulic Drive Systems

Discusses considerations for installing and aligning hydraulic drive systems.

Chapter 2: Truck Pump Operation

2.1 Transfer from Truck Tank

Provides steps for efficient liquid transfer from truck tanks, managing pressure and vaporization.

Chapter 3: Stationary Pump Installation

3.1 Inlet Piping

Outlines essential components and considerations for the stationary pump's inlet piping.

3.2 Outlet Piping

Details required components and considerations for the stationary pump's outlet piping.

3.3 Bypass System

Explains the necessity and components of an external bypass valve for system safety.

3.4 Vapor Equalizing System

Describes the benefits and installation of a vapor equalizing system for optimal performance.

3.5 Driver Installation

Chapter 4: Stationary Pump Operation

Chapter 5: Pump Maintenance

5.3 Procedures

Details critical safety precautions and step-by-step instructions for pump maintenance and repair.

Chapter 6: Seal Replacement

Cleanliness

Workmanship

6.1 Repair;Rebuild Kits with Iron Seal Seat

Lists components included in repair and rebuild kits for pumps with iron seal seats.

6.2 Repair;Rebuild Kits with Silicon Carbide Seal Seat

Lists components included in repair and rebuild kits for pumps with silicon carbide seal seats.

6.3 Assembly Instructions

Provides detailed, step-by-step instructions for assembling Z-Series pumps using repair kits.

Appendix B: Specifications

Specifications

Appendix C: Performance Curves

Z2000;ZH2000;ZX2000;ZXH2000 Curves

Graphs showing capacity vs. differential pressure for specific Z-Series truck pump models.

Z3200;ZH3200 Curves

Z4200;ZH4200 Curves

Performance Charts

Z3500 Curves

Z4500 Curves

Appendix E: Parts Details

Z;ZH;ZX;ZXH2000 Parts

Z;ZH3200 Parts

Z3500 Parts

Z;ZH4200 Parts

Z4500 Parts

Appendix G: Troubleshooting Guide

Troubleshooting Guide

Offers guidance on identifying and resolving common pump and system operational issues.

Corken Z3200 Specifications

General IconGeneral
BrandCorken
ModelZ3200
CategoryWater Pump
LanguageEnglish

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