Dekker VMAX SERIES Installation, Operation & Maintenance Manual

Oil-sealed liquid ring vacuum pump systems
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Installation
Operation
&
Maintenance
Manual
Oil-Sealed Liquid Ring Vacuum Pump Systems
Part No. 9983-0000-S01 Rev. A / January 2018

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Summary of Contents for Dekker VMAX SERIES

  • Page 1 Installation Operation & Maintenance Manual Oil-Sealed Liquid Ring Vacuum Pump Systems Part No. 9983-0000-S01 Rev. A / January 2018...
  • Page 2: Table Of Contents

    ISCHARGE IPING OOLING ATER IPING START-UP PROCEDURES SHUT DOWN PROCEDURES MAINTENANCE EARING UBRICATION OTOR EARING UBRICATION WHERE REQUIRED NLET ILTER NSTALLED LUID HANGE ROCEDURE VMX0203-VMX0553 VMX0063-VMX0153 VMX0036 TANDARD YSTEM APACITIES DEKKER Vacuum Technologies, Inc. / Part No. 9983-0000-S01 Rev. A...
  • Page 3 OISE AND IBRATION ROBLEMS HE SYSTEM IS MAKING AN ABNORMAL NOISE OR SOUND YSTEM IS VIBRATING EXCESSIVELY ROBLEMS YSTEM USES EXCESSIVE OIL OR PRODUCES AN OIL MIST ROUBLESHOOTING UICK EFERENCE UIDE DEKKER Vacuum Technologies, Inc. / Part No. 9983-0000-S01 Rev. A...
  • Page 4 THIS INSTALLATION, OPERATION, AND MAINTENANCE MANUAL MUST STAY WITH EQUIPMENT. PLEASE REGISTER YOUR EQUIPMENT WARRANTY AND START-UP RECORD ONLINE AT WWW.DEKKERVACUUM.COM DEKKER Vacuum Technologies, Inc. / Part No. 9983-0000-S01 Rev. A...
  • Page 5: Customer Service

    Parts should be purchased from the nearest authorized DEKKER Vacuum Technologies, Inc. (hereafter referred to as DEKKER) representative (visit www.dekkervacuum.com to find a distributor near you via the Distributor Locator) or from the vacuum pump system supplier. If, for any reason parts, cannot be obtained in this manner, contact the factory directly.
  • Page 6: Introduction

    SAFETY All vacuum pumps, systems and/or compressors (hereafter referred to as the Product) offered by DEKKER have been designed and manufactured for safe operation. However, the responsibility for safe operation rests with those who use and maintain these products.
  • Page 7: Theory Of Operation

    THEORY OF OPERATION The DEKKER Vmax oil-sealed liquid ring vacuum pump system includes our high efficiency liquid ring vacuum pump. The impeller assembly is the only moving part which rotates freely in the casing without metal-to-metal contact which means no additional lubrication is required. The function of the sealing liquid is to create a liquid piston action used to produce vacuum and to remove the heat of compression.
  • Page 8: Storage

    The customer should take photos of the product as it arrives and send to DEKKER and the freight carrier if there are any issues. The party who selected the shipper is responsible for filing the freight claim. Failure to report these issues within the freight carriers’...
  • Page 9: Mounting

    104°F (40°C). For higher ambient temperatures contact the factory. Typical system operating temperature is between 140°-185°F. Minimum oil temperature should not be below 45°F. DEKKER Vacuum Technologies, Inc. / Part No. 9983-0000-S01 Rev. A...
  • Page 10: Electrical Preparation

    FLC of the vacuum pump motor by 175% then add the FLC for the circulation pump and fan to get the fuse size. Disconnect must be sized to fit fuse. DEKKER Vacuum Technologies, Inc. / Part No. 9983-0000-S01 Rev. A...
  • Page 11: Pipe Connection And Sizing

    OSHA, National Electric Code and any other applicable local electrical code concerning switches, fused disconnects, etc. DEKKER includes a wiring diagram in the control panel for use by the installer. DEKKER recommends a main disconnect switch be fitted between the vacuum system and the incoming power.
  • Page 12: Discharge Piping

    See the “Discharge Piping Diagram” as shown below. For vacuum pump systems operating in parallel on a common discharge, DEKKER recommends the installation of a suitable check valve close to the separator discharge flange of each unit. Discharge check valves should be a low differential pressure type with positive shutoff.
  • Page 13: Start-Up Procedures

    (see next page, item 4A.1). Consult the factory for specific system size alignment. Mono-block units do not require any field adjustment (motors are C-face mounted). DEKKER Vacuum Technologies, Inc. / Part No. 9983-0000-S01 Rev. A...
  • Page 14 0.151 4.875 2800 0.032 0.175 5.688 2400 0.040 0.195 6.625 2200 0.045 0.242 7.750 1500 0.062 0.330 10.250 Figure 1 Figure 2 Figure 3 B Dimension Parallel Measurement Angular Measurement DEKKER Vacuum Technologies, Inc. / Part No. 9983-0000-S01 Rev. A...
  • Page 15 Never apply belt dressing as this will damage the belt and cause early failure. If the unit is idle for an extended period of time, the tension on the belts should be removed. DEKKER Vacuum Technologies, Inc. / Part No. 9983-0000-S01 Rev. A...
  • Page 16 Tensioning Table and installation image courtesy of Dodge PT Manual MN-4002 Notes: 1. Use approximately 130% of above values to tension a new set of belts. 2. Use closest sheave diameter for sizes not shown. DEKKER Vacuum Technologies, Inc. / Part No. 9983-0000-S01 Rev. A...
  • Page 17 FILL LINE on the sight gauge. If gauge level is low, do not add oil. Systems are given a full charge of oil at DEKKER factory. Before filling, run unit at normal vacuum conditions for a few minutes, then shut down and fill to correct fluid level.
  • Page 18: Shut Down Procedures

    Seal Fluid The system(s) are shipped with DEKKER's specially formulated Vmaxol seal fluid. These fluids are specifically designed for use in DEKKER Vmax systems, providing low viscosity, excellent water separating qualities, anti- foaming and low oxidation.
  • Page 19: Vmx0203-Vmx0553

    D. Outer Shell Drain (90 Degree Brass Push-Lock Fitting) Sight Glass does not read from this Outer Shell. Before adding oil when you see it low in the sight glass, check for carried-over oil here. E. Heat Exchanger Drain (Hex Plug/Ball Valve) Oil Fill (Reservoir) Prime Pump DEKKER Vacuum Technologies, Inc. / Part No. 9983-0000-S01 Rev. A...
  • Page 20: Vmx0063-Vmx0153

    C. Main Tank Drain (Ball Valve) D. Separator Scavenge Line Drain (90 Degree Brass Push-Lock Fitting) Not Shown; Under Separator Element Housing E. Heat Exchanger. Disconnect Hoses/Piping to Drain Prime Oil Fill Pump (Reservoir) DEKKER Vacuum Technologies, Inc. / Part No. 9983-0000-S01 Rev. A...
  • Page 21: Standard System Capacities

    Complimentary Oil Analysis DEKKER offers oil analysis to customers, regardless of the age of their system, at no charge. Collect approximately 4 fluid ounces from the machine, and secure it in any type of clean bottle. On the bottle or a packing list, please include the following: system serial number, the type of oil, the run hours on the oil and machine, and note any problems you are having with the system if applicable.
  • Page 22: Oil Solenoid Valve

    Shaft Seals All DEKKER oil-sealed liquid ring vacuum pumps are fitted with mechanical shaft seals. Mechanical seals do not require maintenance unless there is more than a small amount of leakage. To define this we differentiate between the following: Weepage: Mechanical seals work by having two flat surfaces pushed together by axial force from the closing mechanism and by product pressure in the seal chamber.
  • Page 23: Maintenance Schedule

    10,000 Hours of Operation  Every 10,000 hours, or annually, change seal fluid. Use DEKKER Vmaxol seal fluid. Life of Standard Vmaxol is 10,000 hours of operation. Synthetic/Food grade long-life Vmaxol may be changed every 15,000 hours of operation.
  • Page 24: Devarnishing

    Plugged filters reduce performance and may damage pump. Periodic maintenance will offer the best protection for your equipment. DEKKER offers a specially formulated devarnishing compound Proclean 39V for oil-sealed liquid ring pumps and systems. Procedure for using Proclean 39V and SDS sheet are included with the product.
  • Page 25: Troubleshooting

    The following is a basic troubleshooting guide and not all options may be included. Service should be done by a DEKKER authorized distributor or a properly trained service technician. Each unit is tested and checked at the factory. Always indicate model and serial number when calling. The model and serial number is viewable on the gold-colored information plate attached to the unit.
  • Page 26: Vacuum Problems

    Check if the inlet valve is closed. The pump may hydraulically knock / cavitate if inlet is closed. Check vacuum level. Pump may hydraulically knock / cavitate as a result of too deep of a vacuum level. DEKKER Vacuum Technologies, Inc. / Part No. 9983-0000-S01 Rev. A...
  • Page 27: System Is Vibrating Excessively

    Check for an excessive amount of water vapor carried over from the process in the oil reservoir by slowly draining from separator drain. Remove all excess water. DEKKER Vacuum Technologies, Inc. / Part No. 9983-0000-S01 Rev. A...
  • Page 28: Troubleshooting Quick Reference Guide

    Troubleshooting Quick Reference Guide DEKKER Vacuum Technologies, Inc. / Part No. 9983-0000-S01 Rev. A...

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