HTC 800 Classic Manual
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HTC 800 Classic Manual

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MANUAL
HTC 800 Classic
Translation of manual in original language

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Summary of Contents for HTC 800 Classic

  • Page 1 MANUAL HTC 800 Classic 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 4: Ec Declaration Of Conformity

    Sweden +46 (0)121-29400 Type of equipment: Grinding machine Make: Model: HTC 800 Classic 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 5: Table Of Contents

    HTC 800 Classic Table of contents Introduction 1.1 General ................1.2 Responsibility ..............1.3 Manual ................1.3.1 Safety instructions – Explanation of symbols ..1.4 Transportation ..............1.5 On delivery ..............1.6 Unpacking the machine ........... 1.7 Machine name plate ............
  • Page 6 Table of contents HTC 800 Classic Maintenance and repairs 5.1 General Information ............5.2 Cleaning ................5.3 Daily ................5.4 Every week ..............5.5 Every month (or 100 hours) ..........5.6 Repairs ................5.7 Spare parts ..............Faultfinding 6.1 General Information ............

  • Page 7: Introduction

    Introduction Introduction General HTC 800 Classic 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. Read the manual carefully, so you are totally familiar with the machine before you start to use it.

  • Page 8: Transportation

    Introduction HTC 800 Classic Note! This symbol means Note! and indicates that material damage can occur if the machine or its accessories are used incorrectly. 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 9: Machine Name Plate

    HTC 800 Classic Introduction 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 10: Hand And Arm Vibrations

    HTC 800 Classic 1.9.1 Hand and arm vibrations Hand and arm weighted vibration level [m/s²] for HTC 800 Classic have been measured with equipment approved according to ISO 5349-1:2001. The measurement uncertainty for the measurement apparatus has been measured as +/- 2%.

  • Page 11: Safety

    HTC 800 Classic Safety Safety General Information This chapter contains all the warnings and notes that should be considered for HTC 800 Classic. 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 12: Notes

    Note! The machine may only be used to grind and polish natural stone, terrazzo, concrete, or other materials stated in this manual or that are approved by HTC. Note! Only original tools and spare parts from HTC may be used for the machine.
  • Page 13 If the machine is stored in a cold (minus degrees) location, it must be placed in a warm (plus degrees) location for at least two hours before use. Note! The appropriated dust extractor must be used when dry grinding. Contact HTC for model recommendation. Note! The dust extractor's suction hose must be connected to the appropriate socket on the machine.

  • Page 14: Machine Description

    Machine description General machine description HTC 800 Classic is designed for the grinding of large 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. The machine is a perfect...

  • Page 15: Description Of Controls - Control Panel

    HTC 800 Classic Machine description Electrical connection Tap for wet grinding Wheels Splash guard Grinding cover Weights Motor Lifting frame Water tank Figure  3-2. The machine's rear Handle lock Filter Control cabinet Handle Control panel Description of controls – Control panel...
  • Page 16 Machine description HTC 800 Classic Figure  3-3. Control panel EM-STOP - Emergency stop switch: Press the switch in an emergency to cut the power to the machine. SPEED - Rotation speed: Regulates the rotational speed of the machine’s grinding discs.

  • Page 17: 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 choice of tools, see HTC’s Product Catalogue under the Grinding Guide tab.

  • Page 18: Handling Weights

    Usage HTC 800 Classic Adjust the handle to the desired position and secure it, by inserting the locking pin again. Figure  4-1. Handle settings 1. The forward position - used, for instance, for transportation, as the machine takes up significantly less space.

  • Page 19: Access To Grinding Tools

    HTC 800 Classic Usage Note! Always dismantle the weights when you change tools, to make tipping the machine easier. Warning! There is a risk of crush injuries when handling the weights, as these are heavy. Therefore, the weights should always be handled with great care.

  • Page 20: Fitting And Replacing Grinding Tools

    Usage HTC 800 Classic 1. Set the handle to the rear position - see Figure  4-1, page  12 2. Removing the weights. 3. Tip the machine backwards carefully so that it rests on the floor. Fitting and replacing grinding tools Warning! Disconnect the electrical supply, when changing tools or repairing the machine.

  • Page 21: Fitting Grinding Tools

    HTC 800 Classic Usage 4.5.1 Fitting grinding tools 1. Slide the grinding tool diagonally, from above, down into the appropriate guide slot on the tool holder, see Figure  4-3, page  15. Then push the tool fully into the guide slot. Figure  4-3. Fitting grinding tools 2.

  • Page 22: Changing Grinding Tools

    Usage HTC 800 Classic 4.5.2 Changing grinding tools 1. Remove the grinding tool by giving it a few light taps with a rubber hammer so the locking mechanism releases, see Figure  4-5, page  16. Then draw the tool up out of the guide slot.

  • Page 23: Preparations For Wet Grinding

    HTC 800 Classic Usage 1. 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. Adjust the dust extractor to match the grinder's capacity.

  • Page 24: Operation

    Usage HTC 800 Classic Operation The machine's functions can be controlled using the control panel - see Figure  3-3, page  During operation, the operator pushes the grinder forwards over the floor surface. 4.8.1 Standby To activate the machine's functions, turn the ON/OFF knob to the right. When the knob is in this position, the green Standby light (DUTY) is lit, indicating that the machine is in standby mode.

  • Page 25: Making Operation Easier

    HTC 800 Classic Usage 6. Set the speed for the grinding discs using the Speed knob. 7. The machine has now started. 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 26: Cleaning

    Maintenance and repairs HTC 800 Classic Maintenance and repairs 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 safety shoes, safety goggles, protective gloves, breathing mask and ear muffs.

  • Page 27: Repairs

    Clean or, if necessary, replace the filter to the electrical cabinet. 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 28: 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, page ...

  • Page 29: 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 30: Hitachi Sj700

    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. Hitachi SJ700...

  • Page 31: Omron Mx2

    HTC 800 Classic Electronic error codes 7.2.1 Resetting the frequency converter • Press and hold the "RESET" button in for two seconds. 7.2.2 Checking the last error code 1. Press FUNC, D01 is shown in the display. 2. Press "arrow up", until D08 is shown in the display.

  • Page 32: Resetting The Frequency Converter

    Check the supply voltage, change socket. Excess temperature See E08. Internal processor error Contact HTC Service Centre. Internal communications error Contact HTC Service Centre. 7.3.1 Resetting the frequency converter • Press and hold the "RESET" button in for two seconds.

  • Page 33: Technical Data

    HTC 800 Classic Technical data Technical data The table below shows the machine’s technical data. HTC 800 Classic EU HTC 800 Classic US Motor 11 kW 11 kW Current 22 A 22 A Tension 3 x 380-415 V 3 x 440-480 V...
  • Page 34 Technical data HTC 800 Classic Figure  8-1. Height and length of the machine in millimetres Figure  8-2. Width of the machine in millimetres...

  • Page 35: Environment

    Plastic components can be recycled by sorting as hard plastics. Electronics can be deposited as electronic waste. The machine or machine components can also be returned to HTC Sweden AB. For recycling and scrapping of components, see the applicable national regulations for each country.

  • Page 36: Ce Marking

    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 instance and under no circumstances shall the manufacturer be held responsible for damage and defects caused by incorrect use, corrosion or use outside the prescribed specifications.

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