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HEK GL 500 Manual

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MANUAL
MATERIAL HOIST GL 500
This manual is assigned to:
Issue: 09-2001
6295-013C

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Summary of Contents for HEK GL 500

  • Page 1 MANUAL MATERIAL HOIST GL 500 This manual is assigned to: Issue: 09-2001 6295-013C...
  • Page 2 © 2001, HEK Manufacturing BV., Middelbeers, The Netherlands Warning: Nothing contained in this publication may be copied, and/or published by means of printing, photocopying, microfilm or any other method without prior written permission from HEK Manufacturing BV. GL 500 • 6295-013C...
  • Page 3 HEK Manufacturing B.V. Westelbeersedijk 18 P.O.box 2 5091 SM Middelbeers 5090 AA Middelbeers The Netherlands The Netherlands Tel. : +31 13 51 48 653 Fax : +31 13 51 48 630 www.HEK.com GL 500 • 6295-013C...
  • Page 4 GL 500 • 6295-013C...
  • Page 5 The mast elements have a standard length of 1.5 metres, with which it is The type GL 500 hoist is suitable for a possible to reach a useful height of 80 maximum loading of 500 kg. metres.

  • Page 6: Table Of Contents

    Fail safe brake Landing safety barrier DOWN pushbutton 2.5 metre stop ASSEMBLING THE HOIST AND ANCHORING THE MAST Preparation for assembly Assembly Anchor forces 6-12 OPERATION Emergency descent DISASSEMBLING THE HOIST AND PREPARING IT FOR TRANSPORTATION GL 500 • 6295-013C...

  • Page 7: List Of Illustrations

    Landing safety barriers and descent pushbuttons 6-11 Fig. 42 Main switch Fig. 43 Access gate Fig. 44 Manual control box Fig. 45 Test run Fig. 46 Connector Fig. 47 Disassembling the mast guards Fig. 48 Assembling the transport wheels GL 500 • 6295-013C...
  • Page 8 Applicable national standards and safety regulations: e.g. NEN1080, VBG 35 Date/Manufacturer's Signature: Middelbeers, The Netherlands, 1st November 1999 Authorised Signature: E.M.A. van Hek Chairman of the Board HEK INTERNATIONAL GROUP B.V. VIII GL 500 • 6295-013C EC declaration of conformity - copy...

  • Page 9: Meaning Of The Symbols Used

    During use, no person may stand under the machine. Danger: High voltage. Danger of falling objects. GL 500 • 6295-013C...
  • Page 10 GL 500 • 6295-013C...

  • Page 11: Technical Data

    UP - DOWN - LANDING - EMERGENCY STOP see page. 9-1 Provision standard ramp on the load carrying platform fold-up load-carrying platform phaseguard relay all constructional parts galvanized or painted GL 500 • 6295-013C...
  • Page 12 Note: The details are based on standard applications. In special situations it may be desirable to deviate from these. This may only be done with the prior written approval of the manufacturer. Fig. 01 Transport dimensions GL 500 • 6295-013C...

  • Page 13: Component Description

    The load-carrying platform is driven up and down the mast by a 4.8 kW electric motor (33) by means of a rack and pinion drive. Fig. 02 Construction GL 500 • 6295-013C...

  • Page 14: Component Parts

    The simple construction ensures that the minimum of maintenance is required 2.2 Component parts Ground frame Ground frame Outrigger Securing pin Jack Tow bar Tow bar coupling Transport wheel Securing spring Cable drum 10. LOWER striker plate Fig. 03 Ground frame GL 500 • 6295-013C...

  • Page 15: Fig. 04 Mast Element

    16. Rack and pinion 17. Mast guard 18. Cable support arm 19. Access gate 20. Fixed front wall 21. Platform lock 22. Locking bolt 23. Machine cable (drum cable) 24. Outrigger 25. Ground support Fig. 05 Assembly GL 500 • 6295-013C...

  • Page 16: Fig. 06 Mast Anchor

    1.5 inch double scaffold coupling Fig. 06 Mast anchor Cable guide 27. Cable guide Fig. 07 Cable guide Detail of platform door 28. Hinge with switch pawl 29. Gate switch (S1) 30. Connection rod Fig. 08 Platform access detail GL 500 • 6295-013C...

  • Page 17: Fig. 10 Fail Safe Brake

    Drive unit Fail safe brake 37. Fail safe brake 37a. Eye nut 37b. Disc 37c. Recess 37d. Centrifugal weight 37e. Cam 37f. Brake disc 37g. Brake pad Fig. 10 Fail safe brake Electrical components See Part 5 GL 500 • 6295-013C...
  • Page 18 As an indicator a red lamp is fitted to the switch box that will illuminate if the lift is overloaded. Lower emergency switch: If the lower limit switch fails to operate, causing lift travel to continue, the lower emergency switch will operate. GL 500 • 6295-013C...

  • Page 19: Safety

    If the speed of descent is too high, the fail safe brake is operated. The proximity switch protects the hoist against ascending too far during the assembly of the mast element. GL 500 • 6295-013C...

  • Page 20: Safety After Use

    If the operating or technical personnel report a malfunction or a danger, or are not in agreement with the safety measures in force, they must inform the owner or the person directly responsible of the situation. GL 500 • 6295-013C...

  • Page 21: Transport

    Ensure that, during transport, all locks and bolts are operated and that the jacks are screwed fully in. Fig. 11 Lifting eye GL 500 • 6295-013C...

  • Page 22: Moving The Lift With The Tow-Bar Coupling

    The transport set may not be During transport, ensure that all locks and used to move the hoist over bolts are in place and that the jacks are public roads. screwed up. Fig. 12 Ground frame GL 500 • 6295-013C...

  • Page 23: Operational Elements

    (X101) with plug (X106) Connection box (X104) for the safety barrier (CEE-norm) Plug (X9) for the safety barrier (CEE-norm) Connection box (X102) for the descent pushbuttons (CEE-norm) Fig. 14 Switchbox on the ground frame 12-pole landing/auto plug (X103). GL 500 • 6295-013C...

  • Page 24: Switchbox On The Drive Unit

    The hoist platform descends 50d EMERGENCY STOP (S9): The hoist platform stops immediately Once the EMERGENCY STOP pushbutton has been pressed it remains locked in the operated position. It can be released by Fig. 16 Control box rotating it. GL 500 • 6295-013C...

  • Page 25: Switching Components On The Drive Unit

    When the fail safe brake is operated the power supply to the motor is also interrupted. When the hoist platform ascends again, the fail safe brake is automatically released. Fig. 18 Fail safe brake GL 500 • 6295-013C...

  • Page 26: Landing Safety Barrier

    66. 2.5 m. Switch 67. 2.5 m. Striker plate During the descent, the hoist stops at a height of 2.5 metres, after which the pushbutton must remain pressed to make it descend further. Fig. 21 2.5 meter stop GL 500 • 6295-013C...

  • Page 27: Assembling The Hoist And Anchoring The Mast

    Ensure that a suitable electrical power supply, good lighting, lifting equipment and tools are available. Ensure that the building site is easily accessible to the vehicle which will deliver the hoist. Ensure that the hoist site has good drainage. GL 500 • 6295-013C...

  • Page 28: Assembly

    (if present) are clear of the ground. Remove the locking springs (8), the transport wheels and the tow bar. Store the transport set in a safe place for future use. Fig. 23 Demounting the transport wheels GL 500 • 6295-013C...

  • Page 29: Fig. 24 Ground Support

    The ground support must also be suitable for the type and condition of the ground. Screw the jacks (4) up so that they are clear of the ground. Fig. 25 Supporting the ground frame GL 500 • 6295-013C...

  • Page 30: Fig. 27 Fitting The Front Wall

    (38) and the rod (19) to the back wall. The switch plate must be so mounted that the switch is on the right side of the plate. Fig. 28 Gate switch GL 500 • 6295-013C...

  • Page 31: Fig. 29

    (50) in the switchbox socket (40) and place the key switch (S15) (49) in the inspection position. If the control box plug is removed again, the connecting plug (X202) must be immediately replaced. Fig. 30 Electrical connection GL 500 • 6295-013C...

  • Page 32: Fig. 31 Assembling The Mast Elements

    Tilt the mast onto the previously fitted mast element and secure it with four zinc-plated M14 x 90 bolts (material 8.8; torque 65 Nm). Repeat this procedure for the Fig. 32 Proximity switch following mast elements. Fig. 33 Tightening the mast bolts GL 500 • 6295-013C...

  • Page 33: Mast Adapter

    Additional anchors must be positioned 26a Mast adapter every six metres. 26b Wall plate + wall anchor 26c Anchor coupling The power supply cable must not 26d Scaffold tube run on the anchored side of the 26e Rotatable coupling machine. GL 500 • 6295-013C...
  • Page 34 On the storey level a side protection with a height of 1.1 meter, with a knee rail and a kickboard must be placed. Distance hoist - Storey level. Distance hoist - landing barrier. Landing barrier. Storey level. Fig. A GL 500 • 6295-013C...

  • Page 35: Fig. 36 Cable Guide

    - the smooth running of the power cable through the cable guides and in the cable drum; - the correct functioning of the landing operating controls. Fig. 37 Limit and landing striker plates 25. Grease the rack. GL 500 • 6295-013C...

  • Page 36: Fig. 38 Manual Control Box

    27. Fasten the mast guard (17) with the bolts provided. Fig. 39 Mast protection 28. Withdraw the connecting plug (X106) from the frame box socket (X101) and insert the plug (50) of the hand- held control box. Fig. 40 Connector 6-10 GL 500 • 6295-013C...

  • Page 37: Fig. 41

    Landing safety barriers and descent pushbuttons 31. Attach the ground station fencing to each side of the hoist to ensure that no one can enter the space under the hoist while it is being operated. GL 500 • 6295-013C 6-11...

  • Page 38: Anchor Forces

    Anchor force [kN] (length of scaffold section 2.57 m) (length of scaffold section 3.07 m) Perpendicular Parallel The anchor forces are based on the generally accepted construction regulations for forces transmitted to the facade via the scaffolding. 6-12 GL 500 • 6295-013C...
  • Page 39 Anchor force [kN] Anchor force [kN] (angle alpha = 60 ° ) (angle alpha = 45 ° ) Perpendicular Parallel The anchor forces are based on the generally accepted construction regulations for forces transmitted to the facade. GL 500 • 6295-013C 6-13...
  • Page 40 ASSEMBLING THE HOIST AND ANCHORING THE MAST 6-14 GL 500 • 6295-013C...

  • Page 41: Fig. 42 Main Switch

    II, depending on the phase rotation of the power supply on the building site. Close the access gate (19) and secure the gate with the bolt (21), at both access points. Fig. 43 Access gate GL 500 • 6295-013C...

  • Page 42: Fig. 44 Manual Control Box

    If it is required that the hoist stop at a particular landing, press the pushbutton "LANDING" after the hoist has passed the penultimate landing - "EMERGENCY STOP" (50d): In a dangerous or critical situation the hoist can be stopped immediately by pressing this pushbutton. GL 500 • 6295-013C...

  • Page 43: Fig. 45 Test Run

    Materials which can roll must be properly secured. The load must never be supported against the fencing. It is forbidden to be in the area immediately under the hoist. GL 500 • 6295-013C...

  • Page 44: Emergency Descent

    After a descent of five metres, the hoist must be stopped for two minutes in order to allow the brake to cool down. GL 500 • 6295-013C...

  • Page 45: Disassembling The Hoist And Preparing It For Transportation

    Lower the disassembled mast elements to the ground before removing the Fig. 47 Disassembling the mast guards uppermost anchor. Repeat this procedure until the hoist is in the lowest position and the mast is completely disassembled. GL 500 • 6295-013C...

  • Page 46: Fig. 48 Assembling The Transport Wheels

    12. Slide the outriggers in and secure them with the locking pins. 13. Mount the transport wheels and Fig. 48 Assembling the transport wheels secure them. Mount the tow bar. 14. Screw the jacks clear of the ground. Fig. 49 Jacks GL 500 • 6295-013C...

  • Page 47: Maintenance

    Check all mast bolts for corrosion 9.2. Weekly maintenance and tightness. (tightening torque 65 Nm). Coat the rack and pinion with special "HEK rack and pinion grease". If deposits of sand or grit are present, 9.5 Triennial maintenance they must be cleaned off. Check: Renew the oil in the gearbox in - the anchoring;...

  • Page 48: Storing The Hoist

    Place a tray under the drainage plug to receive the oil. Unscrew the drainage plug and allow all the oil to run out. Dispose of the used oil by a garage or waste disposal facility. GL 500 • 6295-013C...

  • Page 49: The Motor Brake

    In normal use the motor brake requires practically no maintenance. Only after frequent ascent and descent of the hoist may it be necessary to adjust the width of the air gap between the anchor disc and the stator, and to replace the rotor if required. GL 500 • 6295-013C...
  • Page 50 The air gap "X" is adjusted in the factory to 0.3 mm and may never be greater than 0.75 mm. The total thickness of the rotor (including the friction material) must not be less than 6 mm. GL 500 • 6295-013C...
  • Page 51 Re-fit the rubber dust ring, the fan cover and the brake release mechanism.. Check the operation of the brake. The metal rotor and other components for the motor brake can be ordered from HEK Manufacturing B.V. in Middelbeers. GL 500 • 6295-013C...

  • Page 52: The Fail Safe Brake

    In the event of any uncertainty, inform the service organization. GL 500 • 6295-013C...

  • Page 53: Returning The Fail Safe Brake

    (37c). This results in the control current being restored (the eye nut can be reached via the gap in the fixed wall of the hoist platform). Re-tighten the eye nut (37a). Fig. 55 Centrifugal fail safe brake GL 500 • 6295-013C...
  • Page 54 (43) and insert the control box plug (50) back in the frame box socket. 11. Set the key switch (S15) (49) again in the normal position and remove the key. The hoist is again ready for normal use. GL 500 • 6295-013C...

  • Page 55: Checking The Main Power Relay K1, K2 En K3

    - the relay (K2) (ASCEND) is not actuated (mutually exclusive switching). In addition to the above mentioned standard safety arrangements, some HEK machines may be fitted with extra safety switches and contacts in the safety circuit or in the control circuit of relays K2 or K3.
  • Page 56 MAINTENANCE 9-10 GL 500 • 6295-013C...

  • Page 57: Malfunction Table

    Inform the technical service department of the importer or the HEK establishment in every case not covered in the above malfunction table. GL 500 • 6295-013C...
  • Page 58 MALFUNCTION TABLE 10-2 GL 500 • 6295-013C...
  • Page 59 - Demolition. Discarding the machine - Drain the oil out of the reduction gearbox and dispose of this via an authorized facility. - Remove any usable parts. - Dispose of the remainder via waste disposal facility. GL 500 • 6295-013C 11-1...

  • Page 60: Environmentally Friendly Disposal Of The Machine

    ENVIRONMENTALLY FRIENDLY DISPOSAL OF THE MACHINE 11-2 GL 500 • 6295-013C...

  • Page 61: List Of Keywords

    Electrical components Emergency descent EMERGENCY STOP pushbutton Fail safe brake 2-5, 5-3, 9-6 Foreword Ground frame Landing safety barrier Main power relay Maintenance Malfunction table 10-1 Mast Mast anchor Mast element Motor brake Motor brake adjustment GL 500 • 6295-013C 12-1...
  • Page 62 LIST OF KEYWORDS 12-2 GL 500 • 6295-013C...

  • Page 63: Appendix

    APPENDIX GL 500 • 6295-013C...
  • Page 64 APPENDIX GL 500 • 6295-013C...

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