Dover VSG NAV26HW Series Instruction Manual
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Dover VSG NAV26HW Series Instruction Manual

Dover VSG NAV26HW Series Instruction Manual

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For spare parts drawings refer to the document "LIST OF COMPONENTS" to be requested from the manufacturer.
• For any further information please contact your local dealer or call:
Phone (+39) 051 6781511 - Fax (+39) 051 846349 - e-mail: aftersales.emea@vsgdover.com
7503-M006-00
TYRE-CHANGER SERIES
NAV26HW - GR926 - GG926
INSTRUCTION MANUAL
Applicable to the following models
ROT.N26HW.201874
RAV.GR926.206336
RAV.GR926.200518
SPA.GR926.205957
ROT.N26HW.201959
RAV.GR926.201966
EN
ORIGINAL INSTRUCTIONS
VEHICLE SERVICE GROUP ITALY S.r.l
Via Filippo Brunelleschi, 9 - 44020 Ostellato - Ferrara - Italy
7503-M006-00 - Rev. n. 01 (01/2025)

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  • Page 1 7503-M006-00 TYRE-CHANGER SERIES NAV26HW - GR926 - GG926 INSTRUCTION MANUAL Applicable to the following models ROT.N26HW.201874 RAV.GR926.206336 RAV.GR926.200518 SPA.GR926.205957 ROT.N26HW.201959 RAV.GR926.201966 ORIGINAL INSTRUCTIONS For spare parts drawings refer to the document “LIST OF COMPONENTS” to be requested from the manufacturer. •...

  • Page 2: Table Of Contents

    7503-M006-00 INSTRUCTION, USE AND Page 2 of 42 MAINTENANCE MANUAL TYRE-CHANGER SERIES NAV26HW - GR926 - GG926 SUMMARY 12.0 USE OF THE EQUIPMENT __________ 16 GENERAL DESCRIPTION _________________ 3 12.1 Precaution measures during tyre SYMBOLS USED IN THE MANUAL ________ 4 removal and fitting ____________________16 12.2 Preliminary operations ________________18 PLATES LOCATION DRAWING ____________ 5...

  • Page 3: General Description

    7503-M006-00 INSTRUCTION, USE AND Page 3 of 42 MAINTENANCE MANUAL TYRE-CHANGER SERIES NAV26HW - GR926 - GG926 GENERAL DESCRIPTION Fig. 1 1 - Main switch 10 - Clamp for alloy rims (optional) 2 - Grease-holder ring 11 - Bead breaker tool/roller movement 3 - Bead breaker roller cylinder 4 - Oil-pressure power unit...

  • Page 4: Symbols Used In The Manual

    7503-M006-00 INSTRUCTION, USE AND Page 4 of 42 MAINTENANCE MANUAL TYRE-CHANGER SERIES NAV26HW - GR926 - GG926 SYMBOLS USED IN THE MANUAL Symbols Description Symbols Description Note. Indication and/or useful Read instruction manual. information. Move with fork lift truck or pal- Wear work gloves.

  • Page 5: Plates Location Drawing

    7503-M006-00 INSTRUCTION, USE AND Page 5 of 42 MAINTENANCE MANUAL TYRE-CHANGER SERIES NAV26HW - GR926 - GG926 PLATES LOCATION DRAWING Fig. 2 999919430...
  • Page 6 7503-M006-00 INSTRUCTION, USE AND Page 6 of 42 MAINTENANCE MANUAL TYRE-CHANGER SERIES NAV26HW - GR926 - GG926 Code numbers of nameplates B1594000 Date indicating nameplate B2166001 Bead breaker danger nameplate B2668001 Wheel lifting device danger nameplate B4182000 Electric motor specifications nameplate (applied to the supply cable) B4219000 Rotation indicating nameplate B6419000...

  • Page 7: General Introduction

    7503-M006-00 INSTRUCTION, USE AND Page 7 of 42 MAINTENANCE MANUAL TYRE-CHANGER SERIES NAV26HW - GR926 - GG926 INTENDED USE SOME OF THE PICTURES IN THIS MANUAL HAVE BEEN OBTAINED The equipment described in this manual is a tyre FROM PICTURES OF PROTO - changer that uses two systems: TYPES, THEREFORE THE STAND- •...

  • Page 8: Safety Devices

    7503-M006-00 INSTRUCTION, USE AND Page 8 of 42 MAINTENANCE MANUAL TYRE-CHANGER SERIES NAV26HW - GR926 - GG926 SAFETY DEVICES • Fixed protections and guards This equipment has permanent guards installed DAILY CHECK THE INTEGRITY to avoid potential risks of getting crushed, cut or AND THE FUNCTIONALITY OF squeezed.

  • Page 9: Important Safety Instructions

    7503-M006-00 INSTRUCTION, USE AND Page 9 of 42 MAINTENANCE MANUAL TYRE-CHANGER SERIES NAV26HW - GR926 - GG926 IMPORTANT SAFETY INSTRUC- General safety rules TIONS When using your garage equipment, basic safety pre- cautions should always be followed, including the • Any tampering with or modification to the machine following: not previously authorized by the manufacturer ex- 1.

  • Page 10: Packing And Mobilization For Transport

    7503-M006-00 INSTRUCTION, USE AND Page 10 of 42 MAINTENANCE MANUAL TYRE-CHANGER SERIES NAV26HW - GR926 - GG926 PACKING AND MOBILIZATION FOR OPERATORS MUST WEAR SUIT- TRANSPORT ABLE WORK CLOTHES, PROTEC- TIVE GLASSES AND GLOVES, AGAINST THE DANGER FROM THE SPRAYING OF DANGEROUS DUST, AND POSSIBLY LOWER BACK SUPPORTS FOR THE LIFT- ING OF HEAVY PARTS.

  • Page 11: Unpacking

    7503-M006-00 INSTRUCTION, USE AND Page 11 of 42 MAINTENANCE MANUAL TYRE-CHANGER SERIES NAV26HW - GR926 - GG926 UNPACKING MOBILIZATION DURING UNPACKING, ALWAYS WEAR GLOVES TO PREVENT ANY INJURY CAUSED BY CONTACT THE LIFTING EQUIPMENT MUST WITHSTAND WITH PACKAGING MATERIAL A MINIMUM RATED LOAD EQUAL TO THE (NAILS, ETC.).

  • Page 12: Working Environment Conditions

    7503-M006-00 INSTRUCTION, USE AND Page 12 of 42 MAINTENANCE MANUAL TYRE-CHANGER SERIES NAV26HW - GR926 - GG926 WORKING ENVIRONMENT CONDI- TIONS The equipment must be operated under proper condi- tions as follows: USE THE EQUIPMENT IN A DRY AND SUFFI- •...

  • Page 13: Assembly And Preparation

    7503-M006-00 INSTRUCTION, USE AND Page 13 of 42 MAINTENANCE MANUAL TYRE-CHANGER SERIES NAV26HW - GR926 - GG926 ASSEMBLY AND PREPARATION FOR • To secure the equipment to the floor, use anchoring bolts/studs (Fig._7 ref. 1) with a threaded shank M10 (UNC 3/8 - 16) suitable for the floor on which the tyre changer will be secured and in a number ANY MECHANICAL ATTACHMENTS equal to the number of mounting holes on the bot-...

  • Page 14: Electrical Connections

    7503-M006-00 INSTRUCTION, USE AND Page 14 of 42 MAINTENANCE MANUAL TYRE-CHANGER SERIES NAV26HW - GR926 - GG926 10.0 ELECTRICAL CONNECTIONS The equipment is supplied with a cable. A plug cor- responding to the following requirements must be connected to the cable: ALL ELECTRICAL CONNECTIONS ARE TO BE DONE BY QUALIFIED FIT A TYPE-APPROVED (AS RE-...

  • Page 15: Oil Check On Oil-Pressure Power Unit

    7503-M006-00 INSTRUCTION, USE AND Page 15 of 42 MAINTENANCE MANUAL TYRE-CHANGER SERIES NAV26HW - GR926 - GG926 10.1 Oil check on oil-pressure power unit 10.3 Electrical checks THE OIL-PRESSURE POWER UNIT BEFORE STARTING UP THE TYRE- IS DELIVERED WITHOUT HY- CHANGER, BE SURE TO BECOME DRAULIC OIL, THEREFORE MAKE FAMILIAR WITH THE LOCATION...

  • Page 16: Controls

    7503-M006-00 INSTRUCTION, USE AND Page 16 of 42 MAINTENANCE MANUAL TYRE-CHANGER SERIES NAV26HW - GR926 - GG926 11.0 CONTROLS 12.0 USE OF THE EQUIPMENT 12.1 Precaution measures during tyre re- 11.1 Control device moval and fitting The control (handle control) can be moved according to the positioning necessities of the operator.
  • Page 17 7503-M006-00 INSTRUCTION, USE AND Page 17 of 42 MAINTENANCE MANUAL TYRE-CHANGER SERIES NAV26HW - GR926 - GG926 THE USE OF AN INADEQUATE, FITTING A TYRE WITH A DAM- AGED BEAD, TREAD AND/OR WORN OR OTHERWISE DAMAGED SIDEWALL ON A WHEEL RIM RE- LEVER TO REMOVE TYRE BEADS MAY LEAD TO DAMAGE TO A DUCES THE SAFETY OF A VEHI-...

  • Page 18: Preliminary Operations

    7503-M006-00 INSTRUCTION, USE AND Page 18 of 42 MAINTENANCE MANUAL TYRE-CHANGER SERIES NAV26HW - GR926 - GG926 12.3 Preparing the wheel AN INCORRECT POSITIONING OF THE VALVE AT THE BEGINNING • Remove the wheel balancing weights from both sides OF THE DISASSEMBLY AND/OR of the wheel;...
  • Page 19 7503-M006-00 INSTRUCTION, USE AND Page 19 of 42 MAINTENANCE MANUAL TYRE-CHANGER SERIES NAV26HW - GR926 - GG926 All wheels must be clamped from the inside. Fig. 10 CLAMPING ON THE CENTRAL FLANGE IS ALWAYS SAFEST. FOR WHEELS WITH DROP CEN- TRE RIMS SECURE THE WHEEL SO THAT THE DROP CENTRE IS FACING OUTWARDS COMPARED...

  • Page 20: Functioning Of Roller Holder Arm

    7503-M006-00 INSTRUCTION, USE AND Page 20 of 42 MAINTENANCE MANUAL TYRE-CHANGER SERIES NAV26HW - GR926 - GG926 12.5 Functioning of roller holder arm To clamp the wheel proceed as follows: - place the wheel in vertical position not far from the During the working phases, the roller holder arm can self-centring chuck;...

  • Page 21: Tubeless Tyres

    7503-M006-00 INSTRUCTION, USE AND Page 21 of 42 MAINTENANCE MANUAL TYRE-CHANGER SERIES NAV26HW - GR926 - GG926 The roller holder arm, shifts from “out of work” posi- Fig._14 tion to “working” position and vice versa manually. IN “WORK POSITION” OR “OUT OF WORK POSITION”, THE SAFETY PIN (FIG.
  • Page 22 7503-M006-00 INSTRUCTION, USE AND Page 22 of 42 MAINTENANCE MANUAL TYRE-CHANGER SERIES NAV26HW - GR926 - GG926 USE ONLY TYRE LUBRICANTS. Fig._17 SUITABLE LUBRICANTS CONTAIN NO WATER, HYDROCARBONS, OR SILICON. 7. once external beading has been carried out, unhook and lift the roller holder arm setting it to “out of work”...

  • Page 23: Demounting

    7503-M006-00 INSTRUCTION, USE AND Page 23 of 42 MAINTENANCE MANUAL TYRE-CHANGER SERIES NAV26HW - GR926 - GG926 12.6.2 Demounting Fig._19 THROUGHOUT TYRE MOUNT- ING/DEMOUNTING OPERATIONS, CHECK THAT THE WHEEL IS FIRMLY CLAMPED BY THE EQUIP- MENT SELF-CENTRING CHUCK. Tubeless tyres can be removed in two ways: 1.
  • Page 24 7503-M006-00 INSTRUCTION, USE AND Page 24 of 42 MAINTENANCE MANUAL TYRE-CHANGER SERIES NAV26HW - GR926 - GG926 - once the external bead has been removed, move WHEN THE BEADS COME OUT OF roller holder arm away from the wheel, unhook THE RIM THE TYRE MAY FALL.

  • Page 25: Mounting

    7503-M006-00 INSTRUCTION, USE AND Page 25 of 42 MAINTENANCE MANUAL TYRE-CHANGER SERIES NAV26HW - GR926 - GG926 12.6.3 Mounting 4. move to work position B (Fig._5); 5. completely lower self-centring chuck. Roll the tyre THROUGHOUT TYRE MOUNT- on the floor and hook it to the clamp for alloy rims ING/DEMOUNTING OPERATIONS, (optional) (Fig._23 ref._1);...
  • Page 26 7503-M006-00 INSTRUCTION, USE AND Page 26 of 42 MAINTENANCE MANUAL TYRE-CHANGER SERIES NAV26HW - GR926 - GG926 move the bead breaker roller away from the wheel; THE CLAMP FOR ALLOY RIMS remove the clamp for alloy rims (optional) and fit (OPTIONAL) MUST BE TIGHTLY it in position ("6 o’clock") outside the second bead;...

  • Page 27: Tyres With Inner Tube

    7503-M006-00 INSTRUCTION, USE AND Page 27 of 42 MAINTENANCE MANUAL TYRE-CHANGER SERIES NAV26HW - GR926 - GG926 12.7 Tyres with inner tube 15. extract the tool from the tyre; 16. set the roller holder arm to “out of work” position 12.7.1 Bead breaking (Fig._13 ref._1);...
  • Page 28 7503-M006-00 INSTRUCTION, USE AND Page 28 of 42 MAINTENANCE MANUAL TYRE-CHANGER SERIES NAV26HW - GR926 - GG926 3. move the rim away downwards from the tool by 14. move the rim away downwards from the tool by about 4-5 cm (1.57” - 1.97”) to avoid possible un- about 4-5 cm (1.57”...

  • Page 29: Mounting

    7503-M006-00 INSTRUCTION, USE AND Page 29 of 42 MAINTENANCE MANUAL TYRE-CHANGER SERIES NAV26HW - GR926 - GG926 12.7.3 Mounting mount the hook tool turned towards the tyre in order to insert the same hook between rim edge THROUGHOUT TYRE MOUNT- and tyre bead;...
  • Page 30 7503-M006-00 INSTRUCTION, USE AND Page 30 of 42 MAINTENANCE MANUAL TYRE-CHANGER SERIES NAV26HW - GR926 - GG926 Introduce the valve in the hole and secure it with 27. set the hook tool to work position and bring the the provided ring nut. Introduce the inner tube in roller holder arm forward until the axis of the the drop centre of the rim (to make this operation reference notch matches that of the outer edge of...

  • Page 31: Routine Maintenance

    7503-M006-00 INSTRUCTION, USE AND Page 31 of 42 MAINTENANCE MANUAL TYRE-CHANGER SERIES NAV26HW - GR926 - GG926 13.0 ROUTINE MAINTENANCE • Periodically (preferably once a month), grease all moving parts of the equipment (see Fig._32). BEFORE CARRYING OUT ANY ROU- TINE MAINTENANCE PROCEDURE, DISCONNECT THE EQUIPMENT FROM ITS POWER SUPPLY SOURC-...
  • Page 32 7503-M006-00 INSTRUCTION, USE AND Page 32 of 42 MAINTENANCE MANUAL TYRE-CHANGER SERIES NAV26HW - GR926 - GG926 A. Check belt tensioning (Fig._33 ref._1): B. Check periodically and, if necessary, adjust the play of slide (Fig._34 ref._1) on guide plates (Fig._34 •...

  • Page 33: Troubleshooting Table

    7503-M006-00 INSTRUCTION, USE AND Page 33 of 42 MAINTENANCE MANUAL TYRE-CHANGER SERIES NAV26HW - GR926 - GG926 14.0 TROUBLESHOOTING TABLE Possible troubles which might occur to the tyre-changer are listed below. The manufacturer disclaims all responsibility for damages to people, animals or objects due to improper operation by non-unauthorised personnel.
  • Page 34 7503-M006-00 INSTRUCTION, USE AND Page 34 of 42 MAINTENANCE MANUAL TYRE-CHANGER SERIES NAV26HW - GR926 - GG926 Problem Possible cause Remedy When a control device is operated a) Solenoid valve not receiving a) Call the after-sales the equipment does not move at power.

  • Page 35: Technical Data

    7503-M006-00 INSTRUCTION, USE AND Page 35 of 42 MAINTENANCE MANUAL TYRE-CHANGER SERIES NAV26HW - GR926 - GG926 15.0 TECHNICAL DATA 15.1 Technical electrical data Motor power (kW) 1.1 (1.5 Hp) Voltage (V) Power supply Number of phases Frequency (Hz) 50 / 60 Hydraulic drive unit motor (kW) 0.75 (1 Hp) Voltage (V)

  • Page 36: Dimensions

    7503-M006-00 INSTRUCTION, USE AND Page 36 of 42 MAINTENANCE MANUAL TYRE-CHANGER SERIES NAV26HW - GR926 - GG926 15.3 Dimensions Fig. 35...

  • Page 37: Storing

    7503-M006-00 INSTRUCTION, USE AND Page 37 of 42 MAINTENANCE MANUAL TYRE-CHANGER SERIES NAV26HW - GR926 - GG926 18.0 REGISTRATION PLATE DATA 16.0 STORING If storing for long periods disconnect the main power supply and take measures to protect the equipment from dust build-up.

  • Page 38: Drawing A - Wiring Diagram

    INSTALLATION CHARGED TO CUSTOMER TABLE “A” MAIN 16A aM 16A aM 10A aM SWITCH 16A aM 16A aM 10A aM CUSTOMER POWER SUPPLY PROTECTION FUSE FOR 3P+GROUND POWER CABLE X 1.5 mm2 THE LINE SEE TABLE “A” BASE NB: CONNECT THE ARM TO THE GROUND IP TERMINALS \pt10.5;11 =T/L3...

  • Page 39: Drawing B - Hydraulic Diagram

    1-OUT POWER UNIT 1-IN 160 bar (2320 psi) BEAD BREAKER CYLINDER 1-OUT 1-IN P-MAX 40-180 bar (580-2610 psi) Page 39 of 42 LIST OF COMPONENTS HYDRAULIC DIAGRAM TYRE-CHANGER SERIES NAV26HW - GR926 - GG926 Drawing N°B - Rev. 0 750305031 7503-M006-00...
  • Page 40 Page 40 of 42 LIST OF COMPONENTS TYRE-CHANGER SERIES HYDRAULIC DIAGRAM NAV26HW - GR926 - GG926 Drawing N°B - Rev. 0 750305031 Abbreviation Description (Position) 750360070 Oil-pressure hose 1/4” L=2500 90 1/4” - 90 1/4” 750360080 Oil-pressure hose 3/16” L=2650 90 1/4” - 1/4” straight 750360100 Oil-pressure hose 3/16”...

  • Page 41: Content Of The Ec Declaration Of Conformity

    7503-M006-00 INSTRUCTION, USE AND Page 41 of 42 MAINTENANCE MANUAL TYRE-CHANGER SERIES NAV26HW - GR926 - GG926 Content of the EC declaration of conformity (with reference to point 1.7.4.2, letter c) of directive 2006/42/EC) With reference to annex II, part 1, section A of directive 2006/42/EC, the declaration of conformity accompanying the machinery contains: 1.
  • Page 42 7503-M006-00 INSTRUCTION, USE AND Page 42 of 42 MAINTENANCE MANUAL TYRE-CHANGER SERIES NAV26HW - GR926 - GG926 PERETTI PIERLUIGI VP VSG Global Operations...

This manual is also suitable for:

Vsg gr926 seriesVsg gg926 seriesVsg rot.n26hw.201874Vsg rav.gr926.206336Vsg rav.gr926.200518Vsg spa.gr926.205957 ... Show all

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