HTC 650 HDX User Manual
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HTC 650 HDX User Manual

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HTC 650 HDX
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Summary of Contents for HTC 650 HDX

  • Page 1 MANUAL HTC 650 HDX Translation of manual in original language...

  • Page 3: Contact Information

    Always specify the model and serial number when asking questions about your product. Trademarks HTC is a trademark owned by HTC Sweden AB. Other names and products mentioned in this manual may be registered trademarks owned by the relevant companies.

  • Page 5: Ec Declaration Of Conformity

    Sweden +46 (0)121-29400 Type of equipment: Grinding machine Make: Model: HTC 650 HDX Year of manufacture: See machine name plate Serial number: See machine name plate As the manufacturer, we hereby declare under our sole responsibility that the above product with serial numbers from 2004 onward conforms to the applicable regulations in directives MD 2006/42/EC, EMC 2004/108/EC and LVD 2006/95/EC.

  • Page 7: Table Of Contents

    Table of contents HTC 650 HDX Table of contents 1. Introduction............1 1.1 General information............1 1.2 Responsibility..............1 1.3 Manual................1 1.3.1 Safety instructions – Explanation of symbols..1 1.4 Transportation............... 2 1.5 On delivery..............3 1.6 Unpacking the machine..........3 1.7 Machine name plate.............
  • Page 8 Table of contents HTC 650 HDX 5. Maintenance and repairs......... 27 5.1 General Information............ 27 5.2 Cleaning..............27 5.3 Daily................27 5.4 Every week..............27 5.5 Every month (or 100 hours)........28 5.6 Repairs................28 5.7 Spare parts..............28 6. Faultfinding............30 6.1 General Information............

  • Page 9: Introduction

    HTC 650 HDX 1. Introduction 1.1. General information HTC 650 HDX is a grinder that can be used to grind, strip, clean and polish concrete, natural stone and terrazzo floors. The machine's area of application depends on the choice of tool.

  • Page 10: Transportation

    Introduction HTC 650 HDX The symbol indicates a Warning! and means that incorrect use can result in personal injury or material damage to the machine or accessories. If you see this symbol next to a section of text, you must be particularly careful when reading through the text and not carry out any stages of which you are unsure.

  • Page 11: On Delivery

    Introduction HTC 650 HDX 1.5. On delivery The following items are included in the delivery. Contact you retailer if anything is missing. • Grinding machine • Manual • Locking key for control cabinet • Hammer EZ system • Splash guard 1.6.

  • Page 12: Machine Name Plate

    Introduction HTC 650 HDX 1.7. Machine name plate The machine name plate provides the following information. The model and serial number must be specified when ordering spare parts for the machine. Figure 1-1 Machine name plate Model Model number Serial number...

  • Page 13: Vibration And Noise

    Warning! Always use hearing protection when using the machine. 1.9.1. Hand and arm vibrations Hand and arm-weighted vibration level [m/s²] for HTC 650 HDX have been measured using equipment approved in accordance with ISO 5349-1:2001. Measurement uncertainty for the measurement equipment has been assessed as +/- 2%.

  • Page 14: Safety

    HTC 650 HDX 2. Safety 2.1. General Information This chapter contains all the warnings and notes that have to be considered for HTC 650 HDX. 2.2. Warnings Warning! The machine may only be used or repaired by personnel who have received the requisite theoretical and practical training and who have read the user manual.

  • Page 15: Notes

    HTC. Note! Only original tools and spare parts from HTC may be used for the machine. Otherwise neither the CE marking nor the warranty will be valid.
  • Page 16 Note! The appropriated dust extractor must be used when dry grinding. Contact HTC for model recommendation. Note! After removing glue and wet grinding, always lift up the grinding heads so that they do not stick to the floor and damage machine components and the floor when restarting.

  • Page 17: Machine Description

    HTC 650 HDX 3. Machine Description 3.1. General machine description HTC 650 HDX is designed for grinding in both large and small spaces. It is used to grind, coarse grind, prepare and polish concrete, natural stone and terrazzo floors or other materials specified in this manual or material recommended by HTC.
  • Page 18 Machine Description HTC 650 HDX Figure 3-1 The front of the machine Handle Handle lock Lifting eye Splash guard Grinding cover Wheel Locking pin Weight Water tank...
  • Page 19 Machine Description HTC 650 HDX Figure 3-2 The machine's rear Control panel Electrical connection Extraction connection Hour counter Control cabinet Motor...

  • Page 20: Description Of Controls - Control Panel

    Machine Description HTC 650 HDX 3.2. Description of Controls – Control Panel The picture below shows the machine's control panel: Figure 3-3 Control panel Power - Standby indicator: Indicates that the machine's functions have been activated. Shines with a green light when the start key (7) is turned to the right "On".
  • Page 21 Machine Description HTC 650 HDX On/Off - Start key to start/stop the machine's functions: Turn the key to "On", to activate the machine's functions and prepare for starting. Turn the knob to "Off" to switch off the machine's functions.

  • Page 22: Usage

    The following section describes how to change tools and how to operate the grinding machine. This section does not deal with the technical aspects of grinding, such as selection of grinding tools, etc. For the choice of tools, see HTC's Product Catalogue under the Grinding Guide tab. Warning!
  • Page 23 Usage HTC 650 HDX Warning! The machine must only be used and moved on level surfaces. There is a risk of crushing if the machine starts to roll. Tip! Check the minimum recommended cable area before using an extension cord. You will find the recommended cable area under...

  • Page 24: Handle Settings

    Usage HTC 650 HDX 4.2. Handle settings The appropriate working height is set with the help of the adjustable handle. The handle is locked with the handle lock on the handle cover, see Figure 4-1 on page 16. Figure 4-1 Locking the handle Loosen the handle by turning the handle lock to the left or the right.

  • Page 25: Handling Weights

    Usage HTC 650 HDX Figure 4-2 Handle settings Working position - used when operating the machine. Rear position - used for tipping the machine, so as to make changing tools easier. The forward position - used, for instance, for transportation, as the machine takes up significantly less space.
  • Page 26 Usage HTC 650 HDX Warning! There is a risk of crush injuries when the weights are folded back, since these are not locked in this position. To obtain a greater grinding pressure, and thereby increased grinding effect, the weights are lowered forwards, see Figure 4-3 on page 18.

  • Page 27: Access To Grinding Tools

    Usage HTC 650 HDX Figure 4-5 Weights folded back 4.4. Access to grinding tools Warning! The tool becomes very hot during use. Tip the machine back and allow it to stand for a short while. Use protective gloves when removing the tools.
  • Page 28 Usage HTC 650 HDX Figure 4-6 Foot on weight Tip the machine backwards carefully, until the weights reach the floor, see Figure 4-7 on page 20. Figure 4-7 Fold back Tip the machine further back, until all of the machine reaches the floor, see Figure 4-8 on page 20.

  • Page 29: Fitting And Replacing Grinding Tools

    Usage HTC 650 HDX 4.5. Fitting and replacing grinding tools Warning! Disconnect the electrical supply, when changing tools or repairing the machine. Warning! The tool becomes very hot during use. Tip the machine back and allow it to stand for a short while. Use protective gloves when removing the tools.

  • Page 30: Changing Grinding Tools

    Usage HTC 650 HDX Figure 4-10 Locking grinding tools 4.5.2. Changing grinding tools Remove the grinding tool by giving it a few light taps with a rubber hammer so the locking mechanism releases, see Figure 4-11 on page 22. Then draw the tool up out of the guide slot.

  • Page 31: Preparations For Dry Grinding

    Warning! Check that the splash guard is fitted. Connect a dust extractor to the machine. For dust extractor models, see under the Suction System tab in the HTC Product Catalogue. Note! The dust extractor's suction hose must be connected to the appropriate socket on the machine.

  • Page 32: Operation

    Usage HTC 650 HDX Inspect the floor carefully and remove any protruding objects, such as reinforcement rods or bolts, and any debris that could otherwise get caught in the machine. Attach the appropriate tool to the machine. Set the handle to the working position, see Figure 4-2 on page 17.

  • Page 33: Starting The Machine

    Usage HTC 650 HDX Note! As long as the emergency stop switch (EM-Stop) is pressed in, the machine cannot be started. Reset by turning the switch 45°, so it pops out again. The machine can then be restarted. 4.8.3. Starting the machine For a description of the control panel, see Figure 3-3 on page 12.

  • Page 34: Making Operation Easier

    Usage HTC 650 HDX 4.9. Making operation easier In order to keep the suction hose for the dust extractor and the power cable out of the working area and/or path of the machine, the hose and cable can be arranged as shown in the picture below.

  • Page 35: Maintenance And Repairs

    Maintenance and repairs HTC 650 HDX 5. Maintenance and repairs 5.1. General Information We recommend regular inspections of all seals. Warning! Disconnect the electrical supply, when changing tools or repairing the machine. Warning! Use protective equipment such as shoes with steel toecaps, safety goggles, protective gloves, protective mask and ear protectors.

  • Page 36: Every Month (Or 100 Hours)

    Clean or, if necessary, replace the filter to the electrical cabinet. 5.6. Repairs Any repairs that may be required must be carried out by a HTC Service Centre, which has trained service personnel and uses HTC original parts and accessories. Contact your retailer if your machine requires servicing.
  • Page 37 HTC's website: www.htc-floorsystems.com Only original tools and spare parts from HTC may be used. Otherwise neither the CE marking nor the warranty will be valid.

  • Page 38: Faultfinding

    • Check the belts, replace if necessary. • Check the condition of the grinding holders. If the grinder holders need reconditioning, contact HTC for information about spare parts. 6.1.3. The machine is grinding at an angle • Recondition the grinding holder. See under The machine vibrates or wears the tool unevenly on page 30.

  • Page 39: The Fuses Trip Frequently

    Check the tools. Ensure that the correct tools are used, that they are in working order and that they are correctly fitted. • Voltage drop. Check that the cable area meets HTC's recommendations. Tip! Check the minimum recommended cable area before using an extension cord.

  • Page 40: Electronic Error Codes

    In the event of an error, the error code is shown in the display. The most common error codes that may occur on the frequency converter, in the control cabinet, are listed below. In the event of other errors, contact the HTC Service Centre. 7.2. Hitachi SJ700 Error code...

  • Page 41: Resetting The Frequency Converter

    Electronic error codes HTC 650 HDX Error code Cause Action Excess temperature See E08. Internal processor error Contact HTC Service Centre. Internal communications error Contact HTC Service Centre. 7.2.1. Resetting the frequency converter • Press and hold the "RESET" button in for two seconds.

  • Page 42: Resetting The Frequency Converter

    Electronic error codes HTC 650 HDX Error code Cause Action Under-voltage The connection cable is too long, poor connection or too many consumers connected to the mains. Change socket, use shorter cables and lower the speed. Internal current supply error Contact HTC Service Centre.
  • Page 43 Electronic error codes HTC 650 HDX Press the "arrow up" button; the operating time accumulated at the time of the error is shown in the display. Press the "arrow up" button, the time accumulated with the voltage on at the time of the error is shown in the display.

  • Page 44: Technical Data

    Technical Data HTC 650 HDX 8. Technical Data The table below presents the technical data for the machine. HTC 650 HDX HTC 650 HDX HTC 650 HDX HTC 650 HDX EU Mist US Mist Motor 11 kW 11 kW 11 kW...
  • Page 45 Technical Data HTC 650 HDX 1260 2120 Figure 8-1 Height and length of the machine in millimetres Figure 8-2 Width of the machine in millimetres...

  • Page 46: Environment

    Stainless steel Cables Copper conductors with PVC casing Plastic components can be recycled by sorting under hard plastics. Electronics can be submitted as electronic waste. The dust extractor or its components can, of course, also be returned to HTC Sweden...

  • Page 47: Warranty And Ce Marking

    HTC 650 HDX 10. Warranty and CE Marking 10.1. Warranty This warranty only covers manufacturing defects. HTC bears no responsibility for damage that arises or occurs during transportation, unpacking or use. In no case and under no circumstances shall the manufacturer be held responsible for damage and defects caused by incorrect use, corrosion or use over and above the prescribed specifications.
  • Page 48 Warranty and CE Marking HTC 650 HDX...

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800 hdx

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