Bernhard EXPRESS DUAL ED2000 User Manual/Instruction Manual
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Bernhard EXPRESS DUAL ED2000 User Manual/Instruction Manual

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EXPRESS DUAL 2000
EXPRESS DUAL 2000
ED2000 Precison Reel/Cylinder Grinder
User
s Guide &
'
Instruction Manual
Please read this manual carefully before using the Express Dual.
This manual should be kept in a safe place so that it can be used for future reference.
ED2000 2007/01

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  • Page 1 EXPRESS DUAL 2000 EXPRESS DUAL 2000 ED2000 Precison Reel/Cylinder Grinder User s Guide & ’ Instruction Manual Please read this manual carefully before using the Express Dual. This manual should be kept in a safe place so that it can be used for future reference. ED2000 2007/01...
  • Page 2 EXPRESS DUAL • ED2000 NOTES ..............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................© Bernhard and Company Limited...

  • Page 3: Table Of Contents

    EXPRESS DUAL ED2000 Precison Reel/Cylinder Grinder You are now the owner/operator of a Bernhard’s Express Dual 2000 which, if cared for and operated correctly, will give you years of good service. This manual will enable you to obtain the best results from your Express Dual so please read it thoroughly before using your machine.

  • Page 4: Identification Of Pictograms

    TRAPPING FEET OR OTHER OBJECTS WHEN LOWERING LIFT PLATFORM BEWARE! HIGH VOLTAGE MAXIMUM GRINDSTONE DIAMETER 150mm MAXIMUM SPEED 2200 Rev/Min BEWARE! MOVING GRINDSTONE AND SHAFT REEL ROTATING AT BETWEEN 147 AND 255 Rev/Min TOTAL WEIGHT OF MACHINE (KG) © Bernhard and Company Limited...
  • Page 5 LIFTING EYES BEWARE! MOVING COMPONENTS KEEP HANDS AND OTHER OBJECTS CLEAR WEAR EYE, EAR AND BREATHING PROTECTION TRAVERSE START CONTROL GRINDSTONE START CONTROL REEL START CONTROL STOP CONTROL ENGAGE / DISENGAGE (INCREASE / REDUCE) GRINDSTONE FEED © Bernhard and Company Limited...
  • Page 6 EXPRESS DUAL • ED2000 Traverse On Reel (Spin) Drive On Grindstone On Emergency Stop (Twist to release) © Bernhard and Company Limited...

  • Page 7: Safety

    If a lift table is fitted NEVER attempt to lift in excess of the rated capacity, and always ensure that the area is clear before lowering the load. © Bernhard and Company Limited...
  • Page 8 NOTE Ensure that the packing under the feet is correct before tightening the bolts, otherwise twisting of the frame may occur. © Bernhard and Company Limited...

  • Page 9: Installation

    The mainshaft should be washed down as instructed in the maintenance section of this manual. The feed control screws are normally coated with molycote, and may be washed down with WD40 if required and recoated with molycote (or similar anti friction coating) when dry. © Bernhard and Company Limited...

  • Page 10: Identification Of Tools And Equipment

    Drive Rod Plain (short) A4063 2 Pin Drive (large) A4276 2 Pin Drive (small) A9181 3 Pin Drive (small) A4097 Adjustable Plain Shaft Driver A6342 Backing up/Pressure Plate (not shown) A4106 Ransomes 5/7 Driver Multifix brackets © Bernhard and Company Limited...

  • Page 11: Understanding The Machine

    The rear of the unit will be held by the adjustable clamp that slots into the rear of the grinder table. © Bernhard and Company Limited...
  • Page 12 If the overload trip has shut off the grinder it can be reset by pushing the reset button after a few minutes delay. This will allow the grinder to be re started. © Bernhard and Company Limited...

  • Page 13: In Frame Grinding

    © Bernhard and Company Limited...
  • Page 14 (see Figure 6.3). Front Roller position is adjustable Reel blades Grind stone has to contact reel blades for sharpening without touching anything else Position of bedknife is adjustable Adjustable Front Fig: 6.3 Roller support © Bernhard and Company Limited...
  • Page 15 Should the reversing bar be dragged by the traverse assembly in the direction of travel during the grinding processes, causing the stone traverse to reverse prematurely, it will be necessary to adjust the reversing bar damper. © Bernhard and Company Limited...
  • Page 16 Plug the power lead into the socket (on the centre rear of the machine – OR on the side of the unit that the reel drive is positioned.) Route the cable under the hooks provided to keep it clear of the cutting unit © Bernhard and Company Limited...
  • Page 17 Go back to the right hand end and repeat the process and again release the contact only slightly. NOTE It is important that the grinding wheel should clear the highest blade along the full length of the reel before grinding commences. © Bernhard and Company Limited...
  • Page 18 6.7.9 Traverse the stone from side to side with a steady, even action to grind the reel, applying extra in-feed as necessary. NOTE: It is important that the control wheels are moved equally. © Bernhard and Company Limited...
  • Page 19 NOTE NEVER stop the machine while the grinding wheel and reel are in contact except in an emergency. Never allow the grinding wheel and reel to spark out. If this does happen put another cut on for a few more passes. © Bernhard and Company Limited...

  • Page 20: Electrical Fault Finding

    This can best be done by detaching the motor drive and ensuring that the mechanism is moving freely. © Bernhard and Company Limited...

  • Page 21: Maintenance

    Place a wooden block under the mainshaft to the right hand side of the grinding wheel assembly, bridging the front bed and front channel to take the weight of the mainshaft when the side arm is removed (see Fig. 8.1.5). © Bernhard and Company Limited...
  • Page 22 8.1.17 Apply more feed as necessary to true the stone. NOTE Dressing in this way should be carried out periodically to keep the ‘stone clean and true BUT remove only the minimum material off the stone to keep long service. © Bernhard and Company Limited...
  • Page 23 NEVER grip the sleeve and nut assembly in a vice. Fully tighten the nut when the assembly is fitted to the mainshaft. Sleeve Mainshaft Remove minimal material from sides and bottom of key 2nd Key © Bernhard and Company Limited...
  • Page 24 SMALL SHOT of grease should be applied annually. These bearings run warm/hot, that IS OK. Extra grease will not reduce the temperature, more likely the reverse, the seals and subsequently the bearings may fail prematurely. © Bernhard and Company Limited...
  • Page 25 EXPRESS DUAL • ED2000 Parts List Page MAIN FRAME _________________________________________ 26 FEED ASSEMBLY _______________________________________ 28 MAINSHAFT MOUNTING AND MOTOR DRIVE _______________ 30 TRAVERSE ASSEMBLY __________________________________ 32 FRONT ROLLER BRACKET _______________________________ 34 CONTROL BOX _________________________________________ 35 GUARD ________________________________________________ 36 © Bernhard and Company Limited...

  • Page 26: Main Frame

    Reel Drive Motor Power Plug ..........1 A8866 Reel Drive Motor 180w............1 A6010 Kip Lever M10 x 30..............2 A6119 Wing Knob M6 x 15 ..............1 A6129 Flexible Drive Coupling ............1 A6273 Square Drive Shaft..............1 A4134 © Bernhard and Company Limited...
  • Page 27 MAIN FRAME...

  • Page 28: Feed Assembly

    Handwheel 150mm dia ............2 A6113 Feed Column Spring ............... 2 A6278 5/8” whit x 5/8” Socket Screw ..........2 A5110 5/8” Washer................4 A5305 Bush (included with item 2) ............. 4 Feed Nut.................. 2 A4043 © Bernhard and Company Limited...
  • Page 29 EXPRESS DUAL • ED2000 FEED ASSEMBLY © Bernhard and Company Limited...

  • Page 30: Mainshaft Mounting And Motor Drive

    Washer M8 ................4 A5321 Motor Bolt Retaining Plate ............2 A4078 Hex. Set Screw M10 x 70 ............2 A5711 Locknut M10 ................2 A5503 Button Head Socket Screw M5 x 10 ........2 A5129 © Bernhard and Company Limited...
  • Page 31 MAINSHAFT MOUNTING AND MAIN MOTOR DRIVE...

  • Page 32: Traverse Assembly

    Hex Head Screw M6 x 18............4 A5719 Washer M6 ................4 A5320 Capacitor 3uf for Trav Motor ..........1 A8148 Friction Spring for Rev Bar............1 A6746 Socket Screw 1⁄4”Whit x 1⁄4”............1 A5101 © Bernhard and Company Limited...
  • Page 33 26 27 31 32 TRAVERSE ASSEMBLY...

  • Page 34: Front Roller Bracket

    Cap Head Screw M10 x 25............4 A5116 Washer M12 ................4 A5315 Washer M10 ................2 A5310 Base Scale ................2 A6601 Button Head Screw M4 x 8 ............. 4 A5125 FRONT ROLLER BRACKET © Bernhard and Company Limited...

  • Page 35: Control Box

    A8174 Fuse Holder ................1 A8081 Contactor K209A10 ..............3 A8063 Thermal Overload 60Hz............1 A8116 Thermal Overload 50Hz............1 A8117 Reversing Contactor K209A01 ..........1 A8062 Traverse Capacitor 3µf............1 A8148 OPEN CONTROL BOX © Bernhard and Company Limited...

  • Page 36: Guard

    Guard Limit Switch ..............1 A8133 Screw M3 x 20................. 2 A5430 Hex. Head Screw M10 x 20............. 4 A5701 Washer M10 ................4 A5310 Cap head Screw M10 x 45 ............2 A5179 Washer M10 ................2 A5310 © Bernhard and Company Limited...
  • Page 37 GUARD...
  • Page 38 � � � � � � � � � � � � � � � � ����������� �� �� �� �� �� �� �� �� �� �� �� �� � � � � � � � � � � � � �...
  • Page 39 EXPRESS DUAL • ED2000 NOTES ..............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................© Bernhard and Company Limited...
  • Page 40 If you have any service or operational problems contact your distributor, or phone our Technical Helpline (USA only) – 1-888 474 6348 (+44) 1788 811600 Bernhard and Company Ltd, England – or email techsupport@bernhard.co.uk use the technical support feedback form on our web site www.expressdual.com or www.bernhard.co.uk...

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