HTC 1500 IXT User Manual
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HTC 1500 IXT User Manual

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HTC 1500 ixT
Translation of manual in original language

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Summary of Contents for HTC 1500 IXT

  • Page 1 MANUAL HTC 1500 ixT 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 1500 ixT 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 1500 ixT Table of contents 1. Introduction............1 1.1 General................. 1 1.2 Liability................1 1.3 Manual................1 1.3.1 Safety instructions – explanation of symbols..1 1.4 Transportation............... 2 1.5 On delivery..............2 1.6 Unpacking the machine..........3 1.7 Machine name plate............. 3 1.8 Handling and storage...........
  • Page 8 Table of contents HTC 1500 ixT 4. Operation............20 4.1 General information............ 20 4.2 Handling the grinding head........21 4.3 Access to grinding tools..........21 4.4 Fitting and replacing grinding tools......22 4.4.1 Fitting grinding tools........... 22 4.4.2 Changing grinding tools........23 4.5 Prepare before grinding..........24 4.6 Handling Longopac.............25...
  • Page 9 Table of contents HTC 1500 ixT 6. Troubleshooting..........41 6.1 General information ........... 41 6.1.1 The machine will not start........41 6.1.2 Grinding motors will not start......41 6.1.3 The dust separator will not start......41 6.1.4 Forward motion motors will not start....41 6.1.5 The machine vibrates or wears the tool...
  • Page 10 Table of contents HTC 1500 ixT...

  • Page 11: Introduction

    HTC 1500 ixT 1. Introduction 1.1. General The HTC 1500 ixT (i = industralised system, x = four grinding discs/grinding heads, T = two grinding heads) is a grinding machine with integrated dust separator used for grinding, coarse grinding, preparing and polishing concrete, natural stone and terrazzo floors.

  • Page 12: Transportation

    Introduction HTC 1500 ixT This symbol means Warning! and indicates a risk of personal injury or material damage in the event of incorrect use of the machine or associated equipment. If you see this symbol next to a section of text, you must pay particular attention when reading through the text and not carry out any operations of which you are unsure.

  • Page 13: Unpacking The Machine

    Introduction HTC 1500 ixT • Charging cable • Hammer EZ system 1.6. Unpacking the machine Warning! Read through the safety instructions and the manual carefully before use. • Check carefully to see if the packaging or machine has been damaged during delivery. If there are signs of damage, contact your retailer and report the damage.

  • Page 14: Handling And Storage

    Introduction HTC 1500 ixT Serial number Year of manufacture Kilowatt (kW) Voltage (V) Ampere (A) Hertz (Hz) Revolutions per minute (r.p.m.) 10. Weight (kg) 11. Address field 1.8. Handling and storage The machine should be stored in a heated, dry area when not in use.

  • Page 15: Safety

    HTC 1500 ixT 2. Safety 2.1. General information This chapter contains all the warnings and observations that should be taken into consideration for HTC 1500 ixT. 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 16 Safety HTC 1500 ixT Warning! Never use the machine in an environment with a risk of explosion or fire. Familiarise yourself with the fire-protection instructions for the working area and follow them. Warning! Secure the area around the machine. No unauthorised persons should be allowed within a 15-metre radius of the machine.

  • Page 17: Observations

    Safety HTC 1500 ixT Warning! Disconnect the electrical supply and raise the grinding head when changing tools or repairing the machine. Warning! The machine must only be used and moved on level surfaces. There is a risk of crushing if the machine starts to roll.
  • Page 18 Safety HTC 1500 ixT Note! Only original tools and spare parts from HTC may be used for the machine. If not, neither the CE marking nor the warranty will be valid. Note! For the CE marking to be valid, the instructions in this manual must be followed.
  • Page 19 Safety HTC 1500 ixT Note! Leakage currents can run down the batteries, as the batteries are exposed to dust. Keep the batteries clean to avoid discharging. Note! The stickers on the control panel must be replaced if the text becomes illegible.

  • Page 20: Machine Description

    3. Machine description 3.1. General machine description The HTC 1500 ixT has been designed and developed for industrial grinding in both small and 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.
  • Page 21 Machine description HTC 1500 ixT Figure 3-1 The front of the machine Safety bar Water tank Drive motor Wheel Grinding cover Headlight Serial number Grinding motor Filler cap water 10. Lifting eye 11. Seat 12. Control panels...
  • Page 22 Machine description HTC 1500 ixT Figure 3-2 Machine rear Control cabinet Warning light Main switch Dust separator Emergency stop switch Work light Cable Control cabinet dust separator...

  • Page 23: Description Of Controls

    Machine description HTC 1500 ixT 3.2. Description of controls 3.2.1. Control panel - left Figure 3-3 Control panel - left Joystick for movement forwards/backwards Controls for adjusting steering Knob for lifting/raising the grinding head Control for rotation speed Knob for starting/stopping the grinding motors...
  • Page 24 Machine description HTC 1500 ixT Joystick for movement forwards/backwards (FORWARD/ REVERSE) • Push the joystick away from you to move the machine forwards. Pull the joystick towards you to move the machine backwards. Controls for adjusting steering (OFFSET) • Turn the control to the left/right to adjust any veering tendencies, see Figure 3-3 on page 13.

  • Page 25: Control Panel - Right

    Machine description HTC 1500 ixT 3.2.2. Control panel - right Figure 3-4 Control panel - right Knob for starting/stopping the dust separator Knob for cleaning and emptying the filter Knob for raising/lowering the dust separator Knob for lighting Knob for sound signal...
  • Page 26 Machine description HTC 1500 ixT Knob for cleaning and emptying the filter (FILTER CLEANING) The filter can be cleaned/emptied manually or automatically as follows: • Turn the knob to "MAN". The valve is closed and the filter must be cleaned manually.

  • Page 27: Seat

    Machine description HTC 1500 ixT 3.3. Seat Warning! You can trap your fingers when adjusting the seat. Avoid the risk of trapping by ensuring your fingers are not in the way of the levers when adjusting the seat. 3.3.1. Adjusting the seat...

  • Page 28: Safety Bar

    Machine description HTC 1500 ixT Figure 3-5 Adjusting the seat 3.4. Safety bar The machine is equipped with a foot pedal (A) that functions as a mechanical safety bar for the grinding head. When transporting the machine and changing tools, the grinding head must always be in the raised position.

  • Page 29: Mist Cooler System

    Machine description HTC 1500 ixT Figure 3-6 Safety bar Warning! There is a risk of trapping when locking the bar. Ensure that you do not place your fingers between the bar and the foot pedal. Note! Check the bar each time you lift to avoid the grinding head being damaged or causing injury or damage.

  • Page 30: Operation

    The following section describes how to change tools and how to operate the grinder. 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. Warning!

  • Page 31: Handling The Grinding Head

    Operation HTC 1500 ixT Warning! The machine must only be used and moved on level surfaces. There is a risk of crushing if the machine starts to roll. Warning! Under no circumstances may the machine be operated sideways on a sloping surface, as the machine could tip over. Always reverse down an inclined surface.

  • Page 32: Fitting And Replacing Grinding Tools

    Operation HTC 1500 ixT Warning! Disconnect the electrical supply and raise the grinding head when changing tools or repairing the machine. • Raise the grinding head to access the tools, see Control panel - left on page 13. • Ensure the bar is in the locked position, see under Safety bar on page 18.

  • Page 33: Changing Grinding Tools

    Operation HTC 1500 ixT Figure 4-1 Fitting grinding tools Lock the grinding tool into the tool holder by giving it a few light taps with a rubber hammer, see Figure 4-2 on page 23. Figure 4-2 Locking grinding tools 4.4.2. Changing grinding tools...

  • Page 34: Prepare Before Grinding

    Operation HTC 1500 ixT Figure 4-3 Removing grinding tools Slide the grinding tool diagonally from above down into the appropriate guide slot on the tool holder - see Figure 4-1 on page 23. Then push the tool fully into the guide slot.

  • Page 35: Handling Longopac

    Operation HTC 1500 ixT 4.6. Handling Longopac The dust separator is equipped with Longopac-brand refuse bags, which are sealed and discarded once the maximum amount of dust is reached. 4.6.1. Removing the full refuse bag Seal the filled bag with a tie at the top.

  • Page 36: Filter Cleaning

    Operation HTC 1500 ixT Tip! The Longopac holder is attached by a bayonet fitting. Put the new Longopac roll in place in the holder. Push the roll down into the intended slot. Cut off the band around the roll on delivery.

  • Page 37: Automatic Filter Cleaning (Aut = Standard Mode)

    Operation HTC 1500 ixT Figure 4-5 Controls for operating the butterfly valves 4.7.2. Automatic filter cleaning (AUT = standard mode) Automatic filter cleaning means that the filters are cleaned automatically at pre-programmed time intervals. • Turn the knob for filter cleaning to AUT in order to select automatic filter cleaning.

  • Page 38: Emptying Mode (Empty)

    Operation HTC 1500 ixT 4.7.4. Emptying mode (EMPTY) Emptying mode is used when replacing Longopac and for manual filter cleaning (MAN). • Turn the knob to EMPTY to open the butterfly valves. After one minute, the knob turns to AUT.

  • Page 39: Changing Absolute Filters

    Operation HTC 1500 ixT 4.8. Changing absolute filters In order to make replacing filters and other maintenance work easier, the dust separator can be lowered to the service position, see Figure 4-6 on page 29. Figure 4-6 Lowering the dust separator to the service position Warning! The dust sucked up is harmful if inhaled.

  • Page 40: Changing Tube Filter/Cartridge Filter

    Operation HTC 1500 ixT Tip! An arrow on the absolute filter shows which side of the filter should be facing upwards once the filter has been fitted in the dust separator. Discard the old absolute filter. Push in the new absolute filter.

  • Page 41: Changing Valves

    Operation HTC 1500 ixT 15. Fold the edges of the filter over the bottom edge of the cylindrical section. 16. Lower the dust separator again. 17. Replace the cyclone top. 18. Secure the cyclone top using the two quick fasteners.

  • Page 42: Charging The Battery

    Operation HTC 1500 ixT connecting the machine to the mains power. For instance, you can transport the machine around 500 mm, raise/lower the grinding head and the dust separator and turn on the headlight and work light. Note! Leakage currents can run down the batteries, as the batteries are exposed to dust.

  • Page 43: Mist Cooler System

    Operation HTC 1500 ixT 4.12. Mist Cooler System • The water is refilled via the tank cap in the water tank, see Figure 3-1 on page 11. • Start the system, see Figure 3-4 on page 15. • Empty the water tank by turning the tap, see Figure 4-7 on page 33.

  • Page 44: Emergency Stop Switch

    Operation HTC 1500 ixT Figure 4-8 Main switch 4.13.2. Emergency stop switch The machine is equipped with two emergency stop switches, one between the suction devices on the dust separator and one on the left control panel, see Figure 3-2 on page 12 and Figure 3-3 on page 13.
  • Page 45 Operation HTC 1500 ixT Note! The ignition key must be in "O" position when the cable is connected to an electrical socket. Pull out the cable. Ensure that at least two turns are left on the cable winder as a safety margin. Release the cable slowly back until it locks.

  • Page 46: Stopping The Machine

    Operation HTC 1500 ixT Figure 4-10 Foot marks Start the dust separator. Turn the ignition key to "I". Check that the grinding head is lowered. Adjust the speed of the grinding discs. 10. Start the grinding discs rotating. 11. The machine is now ready for use.

  • Page 47: Maintenance And Repairs

    Maintenance and repairs HTC 1500 ixT 5. Maintenance and repairs 5.1. General information We recommend regular inspections of all seals. Warning! Disconnect the electrical supply and raise the grinding head 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 48: Check The Tube Filter/Cartridge Filter

    Maintenance and repairs HTC 1500 ixT Check that the mechanical safety bar for the grinding head is functioning by raising the grinding head and pressing the pedal. 5.3.1. Check the tube filter/cartridge filter Check the filter by first lowering the dust separator into the service position, see Figure 4-6 on page 29.

  • Page 49: Every Week

    Maintenance and repairs HTC 1500 ixT If the filter is dirty or discoloured, it needs replacing. See Changing absolute filters on page 29. Then check the tube/partridge filter. Push in the new absolute filter. Secure the absolute filter using the quick fastener.

  • Page 50: Repairs

    Clean the particle filter for the Mist Cooler system. 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 51: Troubleshooting

    Troubleshooting HTC 1500 ixT 6. Troubleshooting 6.1. General information This chapter describes all the faults that may occur and how to deal with them. If the fault cannot be dealt with, or if there are other faults, contact your nearest retailer. See Contact Information at the start of the manual.

  • Page 52: The Machine Vibrates Or Wears The Tool Unevenly

    Troubleshooting HTC 1500 ixT • Reset the electronics by turning the ignition key to "O". Wait 10 seconds and restart the machine. 6.1.5. The machine vibrates or wears the tool unevenly • Recondition the grinding holder by replacing the sleeve and shock absorber.

  • Page 53: The Grinding Head Cannot Be Raised/Lowered

    Troubleshooting HTC 1500 ixT • Voltage drop. Check that the cable area meets HTC's recommendations. 6.1.10. The grinding head cannot be raised/lowered • Check that the main switch is in its socket, see Figure 4-8 on page 34. • Check that the sensors are intact and correctly adjusted.

  • Page 54: Electronic Error Codes

    Phase failure on supply in. Check supply fuses. Check if there is a lack of symmetry in the mains supply. 0028 Interruption to field bus communication. Contact HTC Service. 0034 Phase failure in motor. Check the motor cable and connector. Check the motor.

  • Page 55: Resetting The Frequency Converter

    Electronic error codes HTC 1500 ixT Code Cause Action 0035 Incorrect supply and motor cable Contact HTC Service. connections. 2001 Output current limiter active Check that the grinding head is moving freely. Check the motor cable and connector. Check the motor.

  • Page 56: Technical Data

    Technical data HTC 1500 ixT 8. Technical data The table below shows the machine’s technical data. HTC 1500 ixT Output, grinding motor 2 x 11 kW Suction effect 2 x 3 kW Power consumption 63 A Machine weight 1,890 kg...
  • Page 57 Technical data HTC 1500 ixT 2591 Figure 8-1 Height and length of the machine in millimetres...
  • Page 58 Technical data HTC 1500 ixT 1371 1453 Figure 8-2 Width of the machine in millimetres...

  • Page 59: Environment

    Cables Copper conductors with PVC covering Batteries Lead/acid 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 60: Warranty And Ce Marking

    HTC 1500 ixT 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.

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