Wachs ERV-750 User Manual
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Wachs ERV-750 User Manual

Extended reach valve operator
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E.H. Wachs
600 Knightsbridge Parkway
Lincolnshire, IL 60069
www.ehwachs.com
ERV-750 Extended Reach
E.H. Wachs Part No. 79-MAN-01
Rev. 3-0409, April 2009
Revision History:
Original
January 2008
Rev. 1
February 2008
Rev. 2
December 2008
Rev. 3
April 2009
Copyright © 2009 E.H. Wachs. All rights reserved.
This manual may not be reproduced in whole or in part
without the written consent of E.H. Wachs.
Valve Operator
User's Manual

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Summary of Contents for Wachs ERV-750

  • Page 1 January 2008 Rev. 1 February 2008 Rev. 2 December 2008 Rev. 3 April 2009 Copyright © 2009 E.H. Wachs. All rights reserved. This manual may not be reproduced in whole or in part without the written consent of E.H. Wachs.
  • Page 2 ERV-750 Extended Reach Valve Operator Part No. 79-MAN-01, Rev. 3-0409 E.H. Wachs...

  • Page 3: Table Of Contents

    Installing the ERV-750 on Existing Equipment ........
  • Page 4 ERV-750 Extended Reach Valve Operator Parts Lists and Drawings ............32 Head Assembly .

  • Page 5: Chapter 1: About The Erv-750

    ANUAL This manual explains how to operate and maintain the OW TO ANUAL ERV-750 extended reach valve operator. It includes instruc- tions for set-up, operation, and maintenance. It also con- YMBOLS AND ARNINGS tains parts lists and diagrams to help you order replacement...
  • Page 6 ERV-750 Extended Reach Valve Operator Make sure you understand what each symbol means, and follow all instructions for cautions and warnings. This is the safety alert symbol. It is used WARNING to alert you to potential personal injury hazards. Obey all safety messages that...

  • Page 7: Manual Updates And Revision Tracking

    Chapter 1, About the ERV-750: Manual Updates and Revision Tracking ANUAL PDATES AND EVISION RACKING Occasionally, we will update manuals with improved opera- Current versions of E.H. Wachs manuals are also tion or maintenance procedures, or with corrections if nec- available in PDF format.

  • Page 8: System Components

    ERV-750 Extended Reach Valve Operator System Components The following figures illustrate the components of the ERV- 750. ERV-750 Figure 1-1. The photo shows the ERV-750 mounted on the Wachs Swivel Vac trailer. Lower Upper Head Valve key Telescoping Pedestal adapter...
  • Page 9 Control Positioning Control Hydraulic connector handle pendant motor Figure 1-3. The photo illustrates the ERV-750 head.   Limit—Displays current torque limit. Touch to change torque limit. Torque—Displays current operating torque. Touch to Direction—Displays current turn- change torque limit ing direction. Touch to set turning direction.

  • Page 10: Operation Overview

    This section briefly describes the ERV-750 controls. See Chapter 3 for detailed operating instructions. For an ERV-750 installed on the Swivel Vac trailer, turn on power to the unit using the switch on the con- trol box. The engine must be running to power up the ERV.
  • Page 11 (B) pull out the locking pin, and (C) pull the extension out. When you have the extension at the desired position, tighten the locking knob (A). To operate the ERV-750, remove the controller from its storage cradle. E.H. Wachs...

  • Page 12: Connecting The Controller

    ERV-750 Extended Reach Valve Operator Connecting the Controller The ERV-750 controller is connected to the machine with a specialized cable. Serial connector to ERV controller Connector to Power connector ERV-750 head to ERV controller Figure 1-8. The photo shows the controller cable.

  • Page 13: Installing The Erv-750 On Existing Equipment

    Chapter 1, About the ERV-750: Installing the ERV-750 on Existing Equipment Figure 1-10. To connect the controller cable to the ERV-750 head, unscrew the connector cap and then screw on the cable connector. ERV-750 NSTALLING THE XISTING QUIPMENT NOTE You can install the ERV-750 on your truck or trailer. An A parts list for the installation kit (part number 79-401-00) is provided.

  • Page 14: Installation Instructions

    System return line pressure must be kept as low as possible. Excessive return line pressure will prevent release of the ERV-750 brakes. If the return hose length for the ERV-750 exceeds four feet, it is recommended that -12 (3/4”) or larger hose is used.
  • Page 15 Chapter 1, About the ERV-750: Installing the ERV-750 on Existing Equipment Mark the location of the 4 holes in the ERV-750 base. Make sure you can drill into the equipment at these locations without causing damage to the equipment. Refer to Figure 1-12 for dimensions and hole sizes.
  • Page 16 Figure 1-13. Attach the two mounting brackets (2) to the mounting spacer (1) using the two 1/2”-13 x 4.5” HHCS (9) provided with the mounting kit. Set the ERV-750 base in place and insert the four 1/2”- 13 x 2.25” HHCS through the pedestal and the drilled holes.

  • Page 17: Installation Troubleshooting Tips

    Chapter 1, About the ERV-750: Installing the ERV-750 on Existing Equipment Install the arm latch at the location illustrated above in Figure 1-12. Insert the fasteners as shown in Figure 1- 15, with the nuts and washers on the underside of the vehicle deck.
  • Page 18 ERV-750 Extended Reach Valve Operator Part No. 79-MAN-01, Rev. 3-0409 E.H. Wachs...

  • Page 19: Chapter 2: Safety

    Chapter 2, Safety Chapter 2 Safety In This Chapter E.H. Wachs takes great pride in designing and manufactur- ing safe, high-quality products. We make user safety a top PERATOR AFETY priority in the design of all our products. Read this chapter carefully before operating the ERV-750.

  • Page 20: Safety Symbols

    ERV-750 Extended Reach Valve Operator Always turn machine off before doing any adjustments or service. • SECURE LOOSE CLOTHING AND JEWELRY. Secure or remove loose-fitting clothing and jewelry, and securely bind long hair, to prevent them from getting caught in moving parts of the machine.

  • Page 21: Protective Equipment Requirements

    For additional information on hearing protection, refer to Federal OSHA regulations, 29 Code of Federal Regulations, Section 1910.95, Occupational Noise Exposure and ANSI S12.6 Hearing Protectors. E.H. Wachs 79-MAN-01...
  • Page 22 ERV-750 Extended Reach Valve Operator 79-MAN-01 E.H. Wachs...

  • Page 23: Chapter 3: Operating Instructions

    ALVE PERATOR ERFORMING THE ALVE The ERV-750 can be use at any orientation from the vehi- PERATION cle. Follow all safety guidelines for parking and positioning the vehicle to perform a valve operation. Park the Swivel Vac trailer or vehicle within reach of the ERV-750 arm.
  • Page 24 ERV-750 Extended Reach Valve Operator Hold the positioning handle on the ERV-750 head and press down on the brake release button. Figure 3-2. Hold down the brake release button to move the ERV-750 arm. NOTE While holding the brake release button, move the ERV The head does not head over the valve.
  • Page 25 Figure 3-5. Put the bolt through the top of the valve key adapter and screw on the nut to secure it. E.H. Wachs Part No. 79-MAN-01, Rev. 3-0409...

  • Page 26: Performing The Valve Operation

    Vitals data logging program to record valve operating information. Start the engine and set the throttle to operating speed. NOTE Press the switch on the ERV-750 control box to the Make sure the con- ON position. The power indicator will light. troller is connected to the ERV arm before pow- ering up the control box.

  • Page 27: Starting The Vitals Data Logging Program

    Starting the Vitals Data Logging Program If you are going to record valve operation data, start the Vitals program before running the ERV-750 control pro- gram. If you are not logging data, skip to the next section. On the controller touch screen, press the...

  • Page 28: Running The Wachs Controller Program

    ERV-750 Extended Reach Valve Operator   Figure 3-9. From the Vitals Mobile startup screen, you can start a new activity, list saved activities, or review and change program settings. To start a new valve exercising activity, touch the New  Activity button.
  • Page 29 It will stop when the torque limit is reached. If you do not want the ERV-750 to exceed a certain torque (for example, if you know the valve may be E.H.
  • Page 30 ERV-750 Extended Reach Valve Operator damaged by a high torque), touch the Mode button to change the mode to (manual). You will then have to set the direction, and manually reverse the direction and increase the torque limit. When the valve operation is complete, you can touch...

  • Page 31: Chapter 4: Maintenance

    Figure 4-1. Remove the grease plug to lubricate the drive head. Power on the ERV-750 and turn on the drive motion. While the head is turning, spray a lubricant such as Dow Corning 1122 Chain and Open Gear Grease into the head through the grease opening.
  • Page 32 ERV-750 Extended Reach Valve Operator Apply the spray lubricant for one full revolution of the key. Shut off the ERV-750 and replace the grease plug. Part No. 79-MAN-01, Rev. 3-0409 E.H. Wachs...

  • Page 33: Chapter 5: Parts List And Ordering Information

    AYOUT RAWING To place an order, request service, or get more detailed ARTS ISTS AND RAWINGS information on any E.H. Wachs products, call us at one of the following numbers: U.S. 800-323-8185 International: 847-537-8800 Or visit our website at: www.ehwachs.com...

  • Page 34: Warranty Information

    Warranty Information Enclosed with the manual is a warranty card. Please fill out the registration card and return to E.H. Wachs. Retain the owner’s registration record and warranty card for your information. Return Goods Address Return equipment for repair to the following address.
  • Page 35 Chapter 5, Parts List and Ordering Information: Layout Drawing E.H. Wachs Part No. 79-MAN-01, Rev. 3-0409...

  • Page 36: Parts Lists And Drawings

    ERV-750 Extended Reach Valve Operator ARTS ISTS AND RAWINGS Head Assembly Part No. 79-MAN-01, Rev. 3-0409 E.H. Wachs...
  • Page 37 Chapter 5, Parts List and Ordering Information: Parts Lists and Drawings Head Assembly Exploded View E.H. Wachs Part No. 79-MAN-01, Rev. 3-0409...

  • Page 38: Mechanical Assembly

    ERV-750 Extended Reach Valve Operator Mechanical Assembly Part No. 79-MAN-01, Rev. 3-0409 E.H. Wachs...
  • Page 39 Chapter 5, Parts List and Ordering Information: Parts Lists and Drawings Mechanical Assembly Exploded View E.H. Wachs Part No. 79-MAN-01, Rev. 3-0409...

  • Page 40: Wiring

    ERV-750 Extended Reach Valve Operator Wiring Part No. 79-MAN-01, Rev. 3-0409 E.H. Wachs...

  • Page 41: Hydraulics

    Chapter 5, Parts List and Ordering Information: Parts Lists and Drawings Hydraulics E.H. Wachs Part No. 79-MAN-01, Rev. 3-0409...

  • Page 42: Installation Kit

    ERV-750 Extended Reach Valve Operator Installation Kit Part No. 79-MAN-01, Rev. 3-0409 E.H. Wachs...
  • Page 44 600 Knightsbridge Parkway • Lincolnshire, IL 60069 847-537-8800 • www.ehwachs.com...

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