CTE ZED 20.3 HV Instructions For Use And Maintenance Manual
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CTE ZED 20.3 HV Instructions For Use And Maintenance Manual

Mobile elevating work platform
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®
INSTRUCTIONS
FOR USE AND
MAINTENANCE
MOBILE ELEVATING
WORK PLATFORM
20
HV
.3
FABRICATION NR. .........................
COD UM0284_GB | REV. 00 | ED: 09/17

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Summary of Contents for CTE ZED 20.3 HV

  • Page 1 ® INSTRUCTIONS FOR USE AND MAINTENANCE MOBILE ELEVATING WORK PLATFORM FABRICATION NR......COD UM0284_GB | REV. 00 | ED: 09/17...
  • Page 2 It is prohibited to reproduce, store or alteration, even partial, of this publication, without written permission by the CTE SPA. CTE S.P.A. reserves the right to make changes to the lifting platform, for any technical and commercial need, without having to update every time this publication.

  • Page 3: Table Of Contents

    ........................2.6.5 Ambient air temperature ....................... 2.6.6 Humidity ............................14 2.6.7 Noise level ............................14 2.6.8 Vibrations and crashes ......................... 2.6.9 Gas emissions ..........................15 2.6.10 Contaminant agents ........................ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 00 | ED: 09/17...
  • Page 4 _________________________________________________ 5.10 Turret rotation control device _______________________________________________ 5.11 Control device for driving on the road _________________________________________ 5.12 Working area control device ________________________________________________ 5.13 Spirit level _____________________________________________________________ ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 00 | ED: 09/17...
  • Page 5 Hydraulic system maintenance ______________________________________________ 8.6.1 Hydraulic cylinders .........................9 8.6.2 Hydraulic system pipes ........................8.6.3 Pressure check and valve adjustment ................... 8.6.4 Hydraulic motors and pumps ......................ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 00 | ED: 09/17...
  • Page 6 Facsimile of EC Declaration ________________________________________________ 14.2 Certiicate issued by the Institute of Occupational Health and Safety ________________ 14.3 Test results _____________________________________________________________ 15 Optional equipment and accessories 15.1 Dead-man-control: pedal in the basket on the work platform _______________________ ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 00 | ED: 09/17...
  • Page 7 INDEX 15.2 5000V Insulated work platform ______________________________________________ 15.3 Auxiliary electric motor ____________________________________________________ ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 00 | ED: 09/17...
  • Page 8 INDEX This page intentionally left blank ZED 20.3 HV Hubarbeitsbühne COD. UM0283_DE | REV. 00 | ED: 09/17...

  • Page 9: General Information

    The manufacturer shall hold themselves exempt from all responsibility and obligations for any damage and/or injury caused by the following: • Use of the machine outside the limits described in this manual. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...

  • Page 10: Content And Scope Of This Manual

    This symbol is used to highlight operations or procedures that are STriCTlY PrOHiBiTED. OBliGATOrY round symbol with blue background and white symbol. WArninG note on key functions or useful information regarding the operation in progress. 1.3.2 Illustrations ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...

  • Page 11: Scope Of This Manual

    The operator is directly responsible for the machine and its use. This manual does not contain instructions for maintenance operations, which must be performed only by specialised personnel or by CTE SpA authorised service centres. CAUTiOn Before using the machine, carefully read the manual and be sure you understand all the safety standards and operating instructions.

  • Page 12: Intended Readership

    O P T I O N A L E Q U I P M E N T A N D lists the optional devices and describes them ACCESSORIES 1.3.6 Intended readership ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...

  • Page 13: Conservation

    The technical information (text, drawings and illustrations) contained in this manual are property of CTE S.p.A. and should be considered conidential. It is strictly prohibited to disclose, reproduce or translate this document, in whole or in part, without written authorisation from CTE S.p.A. ZED 20.3 HV Aerial work platform...

  • Page 14: Glossary

    The assembly consisting of the mobile platform and the vehicle (or carriage). A qualiied technician trained for carrying out the maintenance. Service engineer Authorised service Company with one or more qualified technicians authorised by the centre manufacturer to carry out extraordinary maintenance and repairs. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...
  • Page 15 All devices and systems used to stabilise the mobile elevating work Stabilisers platforms by supporting and/or levelling the entire mobile elevating work platform or extending structure, for example jacks, suspension locking devices etc. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...
  • Page 16 Hazardous area Any area inside and/or near a machine where there is a continuous risk for the safety and health of the persons exposed. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...

  • Page 17: Safety

    COUNCIL dated 8 May 2000 on the approximation of the laws of the 2000/14/EC 08/05/2000 Member States relating to the noise emission in the environment by equipment for use outdoors. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...

  • Page 18: Intended And Improper Use

    • maintenance of industrial plant and factories • maintenance of electrical lines and the installation of electrical systems • pruning ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...

  • Page 19: Non-Permitted Use

    Observe the minimum safety distances required by the current national regulations or, in their absence, refer to the minimum distances indicated in the table at the side (ref. ISO 18893: 2014). ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...

  • Page 20: Tipping Hazard

    3° slope. • Exceed the maximum load on the work platform and the maximum number of persons allowed (table of load quantities in the technical speciications and on the machine). ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...

  • Page 21: Beaufort Wind Scale

    Wind felt on face, leaves pronounced. Crests Light breeze rustle, ordinary vanes begin 6-11 have a glassy to move appearance and do not break. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...

  • Page 22: Risk Of Falling

    Attach safety harness cables to the connection provided on the work platform. • Keep the platform clear of debris. • Check that the access gate to the work platform is properly closed before using the platform. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...

  • Page 23: Collision Hazard

    The lifting platform and relative electrical equipment MUST nOT be installed on surfaces that transmit vibrations and in environments where there is a danger of impact with other mechanical units. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...

  • Page 24: Machine Hazards

    Ensure that the manual is intact, legible and kept in the special container in the cab. • The machine is equipped with an internal combustion engine that generates noise, the values of which are show in Chapter 3. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...

  • Page 25: Operator Deinition

    The operators should be suitably instructed on the use of the lifting platform. it is particularly important that the operator on the ground preventively knows the exact position and use of controls for emergency manoeuvres. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...

  • Page 26: Training And Importance Of The Procedures

    Supervision of the recording of operations performed in workshops authorised by CTE. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...

  • Page 27: Summary Of Operator Standards

    Before manoeuvring, always check that there are no obstacles or persons in the way. CAUTiOn The manufacturer shall bear no liability if the above standards are not complied with. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...

  • Page 28: Road Trafic

    When operating inside production areas (construction sites and industrial sites) take special care when positioning the vehicle. Wherever possible, choose the operating area (or working envelope) of the lifting platform also according to the following suggestions: ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...

  • Page 29: Positioning The Machine

    Use appropriate signals for operations on roadworks sites. Fig. Maximum outreach of the aerial work platform (AWP) Maximum working height Diagram is indicative only. for data and all measurements, refer to Chapter 3. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...

  • Page 30: Risks For Exposed Persons

    2.5 m/sec² • the weighted root mean square acceleration value to which the main body is exposed is less than 0.5 m/sec ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...

  • Page 31: Gas Emissions

    If the operator detects a contaminant agent that could cause the machine to malfunction, s/he must immediately call a CTE assistance centre to verify its suitability for use. 2.6.11 Ionising and non-ionising radiation The electrical equipment DOES nOT have additional protection against radiation (microwaves, ultra violet rays, laser, X-rays).

  • Page 32: Personal Protective Equipment (Ppe)

    DAnGEr! it is prohibited to use the anchorage point on the platform to connect fall arrest systems. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...

  • Page 33: Additional Personal Protective Equipment

    Risk of crushing feet when stabilising the machine. • Risk of crushing limbs by boom joints during the closing process. The areas of risk are indicated with labels (see Chapter 3). ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...
  • Page 34 Chapter 2 SAFETY This page intentionally left blank ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...

  • Page 35: Description And Technical Data

    The electrical power for the controls is supplied by the vehicle’s battery. The controls, the mode of operation and the devices installed on the machine are described in the following pages. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 00 | ED: 09/17...

  • Page 36: Classiication

    DESCriPTiOn DESCriPTiOn Upper Bottom Right-hand side Left-hand side Rear Front The following diagrams illustrate the references and the convention used to identify the machine’s stabilisers. Fig. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 00 | ED: 09/17...

  • Page 37: Identiication Information And Ce Marking

    NON LOADED MASS WITH VEHICLE ° ° ° INCLINAZIONE MASSIMA AMMISSIBILE DEL TELAIO: MAXIMUM ALLOWABLE INCLINATION OF CHASSIS: ALIMENTAZIONE ELETTRICA ESTERNA EXTERNAL ELECTIC POWER CODE Fig. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 00 | ED: 09/17...

  • Page 38: Description Of Main Units

    Ground electrical panel Articulated lifting cylinder Stabiliser control levers Emergency controls distributor Turntable Boom lifting cylinder Rear stabiliser Ground control panel Telescopic extension Power take-off button Fig. The picture shows one possible coniguration of the machine, which may vary. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 00 | ED: 09/17...

  • Page 39: Main Adhesive Labels

    "T". Il differenziale deve scattare. Ripristinare il dispositivo sollevando le leve dell'nterruttore generale. Se ciò non avviene non utilizzare la presa elettrica e rivolgersi ad un Centro Assistenza CTE per la riparazione. iSO-VG32 - ViETATO SOSTArE nEl rAGGiO D'AZiOnE DEllA MACCHinA...

  • Page 40: Technical Speciications

    “technical features for the MEWP and inspection logbook” booklet supplied and which is an integral part of the machine. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 00 | ED: 09/17...

  • Page 41: Dimensions

    Width of stabilised vehicle (max) 3235 mm Width of stabilised vehicle (min) 3203 mm AL BASKET 2670 2900 1062 2100 6632 Fig. FBR BASKET 2670 2900 1062 2100 6641 Fig. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 00 | ED: 09/17...

  • Page 42: Working Envelope

    The following illustration shows, in a plan view, the maximum capacity allowed in relation to the boom extension, to the angular position of the turret and to the position of the stabilisers (extended or retracted). niSSAn 35t Al BASKET Fig. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 00 | ED: 09/17...
  • Page 43 Chapter 3 DESCRIPTION AND TECHNICAL DATA niSSAn 35t fBr BASKET Fig. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 00 | ED: 09/17...

  • Page 44: Work Envelopes And Load According To The Stabilisation

    Chapter 3 DESCRIPTION AND TECHNICAL DATA 3.8.2 Work envelopes and load according to the stabilisation niSSAn 35t Al BASKET Fig. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 00 | ED: 09/17...
  • Page 45 Chapter 3 DESCRIPTION AND TECHNICAL DATA niSSAn 35t fBr BASKET Fig. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 00 | ED: 09/17...
  • Page 46 Chapter 3 DESCRIPTION AND TECHNICAL DATA This page intentionally left blank ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 00 | ED: 09/17...

  • Page 47: Controls

    ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...

  • Page 48: Stabilisation Control Panel

    Front left outrigger control extend; raising the lever causes the stabiliser lever to retract • Levelling check spirit level Indicates the correct levelling of the vehicle. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...

  • Page 49: Ground Control Panel

    Turning the key to the left activates the main control panel in the lifting platform. • Turn the key to the vertical "neutral" position for driving on public roads. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...
  • Page 50 Keep the selector in the up position to rotate the basket to the right. • Keep the selector in the down position to rotate the basket to the left. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...
  • Page 51 Use the spirit level to check that it is positioned correctly. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...

  • Page 52: Cabin Control Panel

    The machine is ready to be moved. indicator light Comes on when the power take-off is engaged and at the same Power take-off light time an audible signal is activated. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...

  • Page 53: Emergency Controls Station

    CAUTiOn Each manoeuvre must be activated individually and, once the manoeuvre is completed, the knob must be loosened (without forcing it) and brought back to position. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...

  • Page 54: Control Panel In The Work Platform

    Overload alarm; • The warning light comes on and an audible alarm sounds, which lasts a few seconds, indicating that the machine is in a locked condition. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...

  • Page 55: Power Take-Off Control

    Depress the clutch before engaging or disengaging the power take-off. never drive with the power take-off engaged, this could cause damage to the gear and hydraulic pumps. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...
  • Page 56 Chapter 4 CONTROLS This page intentionally left blank ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...

  • Page 57: Safety Devices

    Before rearming the buttons, the causes for its use must be carefully evaluated. CAUTiOn To reactivate the function of the buttons, turn them in the direction indicated by the arrows until they click and lift. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...

  • Page 58: Alarms-Warnings

    ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...

  • Page 59: Stabilisers And/Or Beams Not Completely Retracted

    SAfETY DEViCE fUnCTiOnAliTY CHECK • Lift the aerial unit by a few cm. It will not be possible to perform any operations using the stabilisation levers. Fig. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...

  • Page 60: Aerial Manoeuvres Enabling

    Stabilise the machine so that indicator lights 1, 2, 3 and 4 come on (see Fig. 4.3). • retract one stabiliser until the corresponding light turns off. • Try to move the aerial platform. It should not be possible to do so. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...

  • Page 61: Manual Emergency Pump

    • Manually operate the lever of the emergency hand pump (Fig. 5.5, 2) and at the same time operate the electrical controls on the control panel. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...

  • Page 62: Maximum Pressure Valve

    (5) • on the telescopic boom lifting cylinder (6) • on the work platform levelling cylinder (7) • on the front beam extraction cylinders (8). Fig. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...

  • Page 63: Stabilisation Control Device

    Fig. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...

  • Page 64: Control Device For Driving On The Road

    The micro-switches mentioned above work simultaneously with the potentiometers to monitor the movements of the elevating work platform, adjusting the extension of the telescopic boom and thus the work area. Fig. 5.10 ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...

  • Page 65: Spirit Level

    Only one harness system can be attached to each attachment point. The state of each attachment point (wear and afixing) must be checked periodically. notes: standard platform GRP platform (optional). Fig. 5.12 ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...
  • Page 66 Chapter 5 SAFETY DEVICES This page intentionally left blank ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...
  • Page 67 Always cordon off the work area. The operator must stop all operations if unauthorised personnel are present in the work area or on the bed of the vehicle. • Turn on the lashing beacons when the platform is operational. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...
  • Page 68 Before getting onto the work platform, ensure that the weight of the operator and the equipment does not exceed the values indicated in the load capacity diagram and on the CE plate (see section 3.3). ZED 20.3 HV Aerial work platform...
  • Page 69 Starting the vehicle Procedure: • Sit in the driver’s seat. • Make sure the vehicle won’t move by pulling the handbrake and place the gear lever in neutral. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...
  • Page 70 Before starting any manoeuvre (in cold weather), it is advisable to run the hydraulic system pump at idle speed for a few minutes so that the oil reaches the minimum working temperature (about 40°) to allow it to low correctly. 6.3.4 Stabilising the elevating work platform (MEWP) ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...
  • Page 71 If the ground is not irm enough to withstand the weight, use planks that are suitable for the purpose and that have been checked before use. Fig. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...
  • Page 72 Keep a safe distance from electrical lines (see section 2.3.1). Rotate, lift and lower the boom with caution. Do not lean out from or hold onto the outside of the work platform. ZED 20.3 HV Aerial work platform...
  • Page 73 On the machines equipped with a pantograph anti-collision device, all dangerous manoeuvres are blocked when close to the vehicle cabin while all other manoeuvres are allowed. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...
  • Page 74 (2) or move the lever between the seats(1) to “DISENGAGE”; • Release the clutch pedal. • the red “power take-off” button (5) will switch off and the sound alarm will stop. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...
  • Page 75 • Pull the parking brake. • Remove the key. • Lock the doors. • Check that the control panels, carters and any equipment containers are closed ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...
  • Page 76 Chapter 6 PROCEDURES FOR USE This page intentionally left blank ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...
  • Page 77 DAnGEr! The occurrence of the cases listed results in hazardous situations. Therefore, operators are required to stop all manoeuvres and close the platform safely and immediately contact CTE authorised repair shop to have the normal machine use conditions restored. CAUTiOn in some set-ups, the machine is provided with optional equipment such as: Electric pumps, Electric Engines, Auxiliary Engines.
  • Page 78 The procedure for restoring safe working conditions (work platform horizontal), is described in Chapter 8 “Maintenance” and should be carried out by a qualiied technician. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...
  • Page 79 (11) and close the cover to the external box. Fig. OBliGATOrY Contact the Assistance Centre in order to replace the key in the turret with a lead wire seal. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...
  • Page 80 (Fig. 7.4, 2, 3, 4); Fig. lower the platform to the ground following the indications shown in the diagram on the label (Fig. 7.4, 4) above the cover: ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...
  • Page 81 Fig. CAUTiOn Contact the Assistance Centre to check and repair the fault and attach a new lead wire seal onto the valves. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...
  • Page 82 Chapter 7 EMERGENCY MANOEUVRES This page intentionally left blank ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...
  • Page 83 Perform a quarterly check on any machines that have been out of service for more than three months before putting them back into service. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...
  • Page 84 MAINTENANCE inspection logbook The inspection logbook issued by CTE to the platform owner (pursuant to the meaning of Annex I to Directive 2006/42/EC) is to be considered an integral part of the machine and must accompany the machine throughout its operational life until it is scrapped.
  • Page 85 Test limit switches 8.7.2 Test power supply differential circuit breaker in the platform. 15.3 Lubrication and greasing O = to be done by an operator M = to be done by a qualiied technician ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...
  • Page 86 Check turntable ixing screws 8.8.1 Check the correct tightness of all connecting bolts from the subframe to the 8.8.2 truck O = to be done by an operator M = to be done by a qualiied technician ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...
  • Page 87 Check the correct tightness of all connecting bolts from the subframe to the 8.8.2 truck Check slewing ring clearance 8.10 O = to be done by an operator M = to be done by a qualiied technician ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...
  • Page 88 (refer to the “Tightening torque” table) 8.4.2 Combustion engine For maintenance of the internal combustion engine, follow the instructions indicated in the vehicle manufacturer’s manual. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...
  • Page 89 Then, using a brush, apply a thin layer of NIPLEX EP1 grease mixed with 50% of Agip OSO32 hydraulic oil. 8.5.3 Lubricating the telescopic boom elements ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...
  • Page 90 Lubricating the turntable Every three months or every 500 hours of operation, check and lubricate the turntable. These intervals can be varied according to the actual operating conditions. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...
  • Page 91 Hydraulic oil Before use, visually check the level of the hydraulic oil by using the indicator on the tank (Fig. 8.2, C). The level should be at the centre of the indicator. If necessary, remove the iller cap and top it up. (Fig. 8.2, A). Fig. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...
  • Page 92 2) using the special key if necessary; • insert the new ilter and tighten it, taking care to lubricate the sealing gasket with grease. • top up the hydraulic oil tank (Fig. 8.2, 3) and check the level on the special indicator (Fig. 8.2, 1). Fig. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...
  • Page 93 Retract the extension boom into its rest position. Place the key selector switch (Fig. 4.4, 6) in the “ baskt controls” position; Remove the key and close the cover of the control panel. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...
  • Page 94 Lower the boom, retract the stabilisers one at a time and check that it is not possible to operate the boom. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...
  • Page 95 250 hours of operation or the irst 3 months and generally least every 12 months or 1000 hours. CAUTiOn Do not exceed the values indicated by the dynamometric wrench. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...
  • Page 96 Unscrew the nut by half a turn to allow a slight clearance between the elements. CAUTiOn While inserting the boom, do not exert excessive pressure on the sliding blocks; this may damage the structure of the booms. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...
  • Page 97 The measured value must be less than or equal to: Bmax = 1.50 mm If the measured value is greater, contact an authorised service centre. Fig. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...
  • Page 98 It is recommended to lubricate the slewing ring every six months or every 500 hours of operation. CAUTiOn DO nOT MOVE THE PlATfOrM WHEn An OPErATOr lUBrifiCATE THE TUrnTABlE AnD PiniOn TEETH Only use the type of grease indicated in the technical speciications. Otherwise, contact the Assistance Services or an Authorised Workshop. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...
  • Page 99 If the paint is damaged, touch up the area immediately. Before each use, the end user/authorised service centre should systematically check that the protective treatments are not damaged. If necessary, restore the protective coating. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...
  • Page 100 Chapter 8 MAINTENANCE This page intentionally left blank ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...
  • Page 101 Dismantle the machine into small units that can be easily transported. CAUTiOn The demolition of the machine must be performed by specialised and qualiied companies as they have the proper equipment, tools and machines to carry out the work. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...
  • Page 102 CAUTiOn The disposal of the machine can be assigned to companies specialised and trained to carry out this kind of work. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...
  • Page 103 Check the load capacity of the ramp and the truck on which the machine will be placed. • Never lift the platform by its boom when loading the machine onto the truck. CAUTiOn Never tow the machine if you are not familiar with the speciic instructions for doing so. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...
  • Page 104 Remove the keys from the vehicle and lifting platform (MEWP) to prevent unauthorised use. If the machine is itted with a battery isolator switch, disconnect the   battery.  Lubricate and grease.  Protect the machine with a suitable protective cover ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...
  • Page 105 • reference code and technical description (see Spare Parts Catalogue) of the part that is damaged and / or to be replaced. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...
  • Page 106 11.3.1 Maintenance logbook transfer The inspection logbook issued by CTE to the platform owner (pursuant to the meaning of Annex I to Directive 2006/42/EC) is to be considered an integral part of the machine and must accompany the machine throughout its operational life until it is scrapped.
  • Page 107 Damaged pump Replace the pump The machine does not lift the Valves incorrectly ■ Adjust the valves work platform adjusted ■ Worn cylinder seals Replace seals ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...
  • Page 108 Replace the valve the shutter of which is open because of dirt. ■ Worn out pump Replace the pump ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...
  • Page 109 ■ The coil does not work Replace the coil * ■ Repair to be carried out at a CTE authorised workshop. CAUTiOn for anything not described in this table, please contact the Service Centre. ZED 20.3 HV Aerial work platform...
  • Page 110 Alarm code Description AlArM1 AlArM2 SEnSOrS ErrOr AlArM TOrr 1 spieAlarm_angRotTorr1Cks spieAlarm_angRotTorr1Open spieAlarm_angRotTorr1VBat spieAlarm_angBraccioTorr1Cks spieAlarm_angBraccioTorr1Open spieAlarm_angBraccioTorr1VBat spieAlarm_pressPistoneTorr1Open spieAlarm_pressPistoneTorr1VBat spieAlarm_pressSteloTorr1Open ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...
  • Page 111 AlArM2 ErrOr TOrr 1 spieAlarm_diffAngRotTorr1 spieAlarm_diffAngBraccioTorr1 spieAlarm_diffPressPistoneTorr1 spieAlarm_diffPressSteloTorr1 spieAlarm_extraCorsaTorr1 spieAlarm_angBraccioMaxTorr1 spieAlarm_angBraccioMinTorr1 Alarm code Description AlArM1 AlArM2 ErrOr TOrr 2 spieAlarm_diffAngRotTorr2 spieAlarm_diffAngBraccioTorr2 spieAlarm_diffPressPistoneTorr2 spieAlarm_diffPressSteloTorr2 spieAlarm_extraCorsaTorr2 spieAlarm_angBraccioMaxTorr2 spieAlarm_angBraccioMinTorr2 ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...
  • Page 112 Now reset the switch into itsinitial position with the safety cover in position and check that the alarm LEDs are off; • Close the various panels securely. Fig. 12.2 ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...
  • Page 113 Chapter 13 DIAGRAMS AND ATTACHMENTS DiaGraMs anD attachMents Diagrams and Attachments ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...
  • Page 114 Chapter 13 DIAGRAMS AND ATTACHMENTS 13.1 Electrical system diagram Fig. 13.1 ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...
  • Page 115 Chapter 13 DIAGRAMS AND ATTACHMENTS 13.2 Hydraulic system diagram Fig. 13.2 ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...
  • Page 116 £ £ Check safety devices (Emergency Stop) 8.7.1 £ £ Test limit switches 8.7.2 £ £ Test power supply differential circuit breaker in the 15.3 platform. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...
  • Page 117 £ £ Check safety devices (Emergency Stop) 8.7.1 £ £ Test limit switches 8.7.2 £ £ Test power supply differential circuit breaker in the 15.3 platform. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...
  • Page 118 £ £ Lubrication and greasing £ £ Check turret ixing screws 8.8.1 £ £ Check the correct tightness of all connecting bolts from 8.8.2 the subframe to the truck ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...
  • Page 119 £ £ Lubrication and greasing £ £ Check turntable ixing screws 8.8.1 £ £ Check the correct tightness of all connecting bolts from 8.8.2 the subframe to the truck ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...
  • Page 120 Check turntable ixing screws 8.8.1 £ £ Check the correct tightness of all connecting bolts from 8.8.2 the subframe to the truck £ £ Check slewing ring clearance 8.10 ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...
  • Page 121 Below is a facsimile of the EC declaration delivered with the machine and which should be kept carefully by the Customer. If it is lost, please contact Customer Services as soon as possible. Phone: +39 0464 711200 Fax: +39 0464 485099 ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...
  • Page 122 Chapter 14 FACSIMILES OF EC DECLARATION AND CERTIFICATES Fig. 14.1 ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...
  • Page 123 Chapter 14 FACSIMILES OF EC DECLARATION AND CERTIFICATES Certiicate issued by the Institute of Occupational Health and Safety 14.2 Fig. 14.2 ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...
  • Page 124 Chapter 14 FACSIMILES OF EC DECLARATION AND CERTIFICATES 14.3 Test results Fig. 14.3 ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...
  • Page 125 Put the gear lever in neutral. • Pull the parking brake. • Connect the electric motor to an external 220V electricity supply via the socket (7) ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...
  • Page 126 Doing so may cause excessive mechanical stresses on the structure of the platform. CAUTiOn The lockable red mushroom head emergency button SE3 can prevent unauthorised use during work breaks. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...
  • Page 127 OPTIONAL EQUIPMENT AND ACCESSORIES DAnGEr Make sure that the mains electricity supply is protected by appropriate circuit breaker and that the earthing system complies with current safety standards. ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...
  • Page 128 Chapter 15 OPTIONAL EQUIPMENT AND ACCESSORIES This page intentionally left blank ZED 20.3 HV Aerial work platform COD. UM0284_GB | REV. 0.0 | ED: 09/17...
  • Page 129 Headquarter and factory via caproni, 7 38068 rovereto (tn) factory loc. terramatta, 5 37010 rivoli veronese (vr) Tel. +39 0464 48.50.50 fax +39 0464 48.50.99 info@ctelift.com www.ctelift.com...
  • Page 130 CTE S.p.A. Headquarter and factory via caproni, 7 38068 rovereto (tn) factory loc. terramatta, 5 37010 rivoli veronese (vr) Tel. +39 0464 48.50.50 fax +39 0464 48.50.99 info@ctelift.com www.ctelift.com...

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