DUAL MAST MOBILE ELEVATING WORK
Contents
1. 1440 1560 1790 DL GTWY TWIN SERIES page25 December 2008 Instruction Manual 10 2 Electrical Schematic 10 2 1 Flectrical Schematic of AC power supply dh gt D m U gt O 0 W m e N S Bi NG 7 O AJ O z c g N m U T LLI 2 a N LO i RE N LH 5 5 DO NG gt N O N x s LO 4 Xx gt A E gt N Bi lt lt Ng 4 ss lt KU gt A LL CA N x G L O O Y DL GTWY TWIN SERIES page26 December 2008 Instruction Manual AC ELECTRICAL COMPONENTS Ningbo l Yunhuan l XPI Battery pin BEC YDP3 10 16A HOSVV F VDE Corporation Acting RCDI Creepage s2. A A i L ARE j l l US NEA gi I j I WW WI REI HRI PAL Ill FRI IG F a HUJ p LE pal LA NA AL cal y F LET L L ze gl j z PT FAA TAG KA sa IS SS J GTW Y6 2000 1690 1650 6170 7210 GTWY8 2000 1880 1770 7980 9020 GTWY 10 2000 2230 1960 10016 11056 GTWY12 2000 2550 2570 12000 13040 DL GTWY TWIN SERIES page24 December 2008 Instruction Manual 10 1 2 Dual mast in transportation state
3. ami A 79 3 H DINA s T2 H IE C p LO J a Bae NA i r H l ATN UA ZN Note Pull the plug of the power supply out of the socket when you move the whole equipment cut off the power supply to avoid any unnecessary accidents 5 1 2 Storage of the equipment If you plan to stop using the equipment for a long time the unit should be cleaned and protected by a dustproof cover supplied 5 2 Set up 5 2 1 Inspection on Opening the Packaging For the initial use most users should remove the outer packing of wood box for equipment shockproof and knock preventing packing before using the equipment Even if without outer packing check the whole equipment and its accessories and the equipment includes the following parts DL GTWY TWIN SERIES pagel3 December 2008 Instruction Manual Dustproof Cover 00000000 User s Manual
4. Certificate of Quality Front Steering Wheel 2 Chassis 3 Hydraulic Unit Cover N 4 Emergency Lowering Device 3 Hydraulic Power Pack 6 Turning Stabilizer 7 Rear Wheel 8 Electrical Box 9 Connecting Bolt 10 Guardrail 11 Upper Control Device 12 Platform 13 Connecter 14 Movable Bracket 15 Platform Bracket 16 Ladder 17 Supporting Bars 18 Masts Assembly Note 1 If the unit has been damaged during transport it must not be put into service and you should immediately contact your dealer 2 The equipment has been lubricated before delivery and the hydraulic unit has been filled with hydraulic oil 3 If a battery has been supplied with the machine the battery 1s charged Check that the acid level is correct in each cell and that the specific gravity is in order see Battery 5 2 2 Area Needed For Set up the Machine The area for machine stabilizer footprint shown as the sketch below ZN VEN u A HG Ja NO e fal a GA NA A Item Model AA GTWY6 20000 1650 1690 pa GTWY8 2000
5. Chapter3 Safety information Even if you are familiar with other types of mobile elevating work platforms read the following matters needing attention for safe and effective operation 3 1 Only the trained and qualified are permitted to operate this machine Always use safety belt and helmet when aerially working 3 2 If you are subject to dizziness or seizures or are bothered by heights you must not operate this type of machinery 3 3 An operator must not use drugs or alcohol that can change his her alertness or coordination An operator on prescription or over the counter drugs needs medical advice on whether or not he she can safely operate machines 3 4 Make sure understand all the safety rules and instructions on plates and warning labels before operating the machine 3 5 This machine is designed to use on flat and hard ground only If the ground is uneven you must adjust supporting bolts to make sure the chassis is on level Don t work with force if the conditions for using the equipment are not met 3 6 Forbid to park the mobile elevating work platform MEWP on a slope When traveling on slope make sure there are no personnel or obstructions in front of the moving direction Move at a safety speed Don t turn quick on a slope DL GTWY TWIN SERIES page2 December 2008 Instruction Manual 3 7 Ensure all stabilizers are engaged properly before elevating the platform 3 8 In the co
6. LLOCZEG GCOECE6 GZOCZYE LCOLCY6 LZOLZYG LZOLZYG 1201276 dy LEOEZPE PE N zozzve B LZ0EZE6 Ra Ez0zZP6 ze LEE tr ko _2B z A N Sroezr6 10 A CPOCZYE 10 A LLOEPYG UU y LL EB ch b eZ0EzZE6 x LZ0EZY6 K ekogze6 6E0EZH6 LPOSZY6 _ _ 6006076 ZOCZE6 DL GTWY TWIN SERIES pagel0 December 2008 Instruction Manual GTWY SERIES DECAL INSPECTION TWIN 9121011 DC control panel 9121013
7. Notice The charging socket of the battery For DC 9443019 Notice Recharging lasts at least 12 hours For DC 9443021 Notice Please cut off the power after operating For DC 9443023 Label Directional arrows Decal Inspection Use the pictures on the next page to verify that all decals are legible and in place Below is a numerical list with quantities and descriptions DL GTWY TWIN SERIES pagel2 December 2008 Instruction Manual Chapter5 Transport and set up 5 1 Transport and Storage 5 1 1 Moving the equipment 5 1 1 1The platform should fall down to the bottom when you are moving the equipment to other working places and then retract the turning stabilizers The supporting foundations should be made away from the ground and then push the whole machine to the destination If the equipment goes across the uneven ground the supporting foundations should be away from the ground so far as to prevent the bolt from bending by the obstacles 5 1 1 2 If the platform is carried in a long distance other loading tools should be used for transportation A forklift should be used for loading onto other vehicles It should be lifted upward from the bottom The sketch below shows the lifting points and method of loading
8. Press it only if the platform can t stop effectively in the course of rising Reset the button by turm ing the knob in the direction shown by the arrwo Do ont pull the knob Emergency Operation If two sets of the upper and lower control devices can t make the platform fall because of sudden power failure or other causes turn tha valve counter clockwise and the platform will be lowered slowly Once the platform falls down to the bottom the valve for emergency should be closed 93 23023 DL GTWY TWIN SERIES page8 December 2008 Instruction Manual Turn on the switches The indicator lights were all full n but the platform couldn t rise or fall Please check the emergency stop buttons on both upper and lower control diveice Reset the switch by turning the knob in the direction of shown by the arrow Siok ODE NOTICE When assembly guardrail lift the platform up 1 2m Spin out the supports and then lower the platform to the lowest position Turn the four bolts on the guardrail into the connecters for guardrail amp platform When dismantle the guardrail spin out the supports and release the bolts out of the connecters lift up the platform until the guardrail from the supports and then spin back the supports droop the guardrail down to the lowest position 93 23025 ALLOWED NUMBER OF PERSONS TWO 9423021 a DANGER NOTICE Caution High voltage power is supplying and calling for special attention during
9. and no heat radiation sources nearby 8 1 5 Make sure the level of the electrolyte 1s above the lower line If the elements are not covered top up with distilled water Under normal conditions topping up can be generally done once a month 8 2 Battery maintenance The acid level must be checked at least once a week Refilling must not take place until charging has been finished as the acid expands during charging Only distilled water can be used for refilling The battery surface must be kept clean and dry as dirt and wet will cause leakage of current and consequently reduced battery capacity Acid spill can be neutralized with soda solution or diluted ammonia which is to be washed off with water The terminal connections must be firmly tightened and greased with acid free grease which prevents sulphate formations Sulphate coating reduces the contact surface resulting in a considerable voltage Cautions 1 Before charging don t open plugs 2 Charge the battery in a well ventilated place lifting off the cover or removing the battery from the machine 3 Never expose the battery to naked flames Fires may occur from the formation of explosive gas 4 Terminal points must be well tightened and free of scale Cable insulation must be in good condition 5 Keep the battery clean dry and free dust using an antistatic cloth 6 Never place tools or other metal objects on the battery 7 During recharging check the temperature of the electrolyte w
10. cause death or serious injury Do ont move the machine while the platform is raised 54 21017 December 2008 Instruction Manual Ph warnine MAX LOAD ON ACH Make sure to position the stabilizers before operating 94 21021 MAX ALLOWED MAX ALLOWED MANUAL FORCE WIND SPEED 10 7m s 94 23027 WARNING Keeping safe clearance with live electric The masts or the platform must not bump into any conductors barrier or moving object during lifting or lowering THE MANUFACTURER SHALL NOT BE HELD LIABLE IN CASE OF A The ch Tangang sockel of the baltery the oubput plug of the charger FAULTS OR ACCIOENTS DUS TO NEGLIGENCE INCAPACITY a INSTALLATION BE UNQUALIFIED TECHNICIANS AND IMPROPER m USE OF THE MACHINE DO NOT OPERATE THIS MACHINE UNTIL YOU READ AND UNDERSTAND ALL THE DANGERS WARNINGS 4 AND CAUTIONS IN THE MANUAL For the initial use or use after long periods of l ma storage Please charge the battery before use POR SAWING IHE ZO ESEJ Recharging lasts at least 12 hours OFF THE POWER AFTER OPERATING 9443021 9443019 DL GTWY TWIN SERIES pageb December 2008 94 23031 WARNING Ensure all atabilizers are engaged properly before elevating the platform a 94 23035 DANGER Any unsafe operation pattern on the platform is strictly forbidden 93 23013 CAPACITY 250kg 94 2M43 Instruction Manual The manual forces applied by persons on the work platform should no
11. is the most ideal equipment for aerial work Dual mast mobile elevating work platform 1s intended to move one or two persons along with their necessary tools and materials to working position where they will carry out work on the work platform They are generally intended for use on plane and level floors They are mainly used for business decoration industrial facilities maintenance lamps and lanterns replacement in halls maintenance of street lamps aerial photography and wall cleaning etc The dual mast mobile elevating work platform has the following characteristics 1 1 Lift or fall steadily The seamless transmission 1s used between the lifting masts thus minimizing the amount of sway after lifting 1 2 Safe and reliable The four turning stabilizers of the unit connected to the four corners of the chassis support the MEWP during work They are designed for leveling regulation and preventing inclination They are composed of stand bars and turning legs The stand bars are installed in the turning legs Extending out the turning legs before operating the unit enlarges the area of supporting Therefore the steadiness of the whole platform is guaranteed 1 3 Convenient The whole work platform is light because the lifting masts are made of alloy aluminum The structure 1s compact and the volume is small so only one or two persons can move the equipment and carry it through a very narrow passage All the information contained in this booklet is
12. power connection and operation to avoid electrical shock Please don t stand Ks AS 94 21019 9441021 4 DL GTWY TWIN SERIES page9 Instruction Manual December 2008 GTWY SERIES DECAL INSPECTION TWIN LLOEPY6 LZOEvY6 LLOLPEG LLOLZLG 2201206 LLOLCEG zoze s 2201 206 Le0Lch6 GEDEZYE LEOEZH6 LZOEZEG LLOLCY6 N _ eLO0LCL6 AA ezoerve LA ozre LA 6101246 GLOLCY6 0606076 1Z0L7H6 R ZA A A GLOEPYE Ul pag _ Lz0 ze6 7 D G A LLOLZY6 s GZOCZEG SLOECES eloezes i EZ0 ZE6
13. up the aligning pin retract inwards the turning leg until the aligning pin gets into the storing aligning hole eInstallation and removal of the guardrail 1 After connecting to the electrical supply lift the platform about 1 2m Higher than the height of the guardrail 2 Stretch out the two movable brackets mounted on the sides of the masts 3 Intermittently press DOWN button The guardrail will rest against the brackets but the platform will continue to descend to the lowest position 4 Screw the four bolts on the lower basket of guardrail into the holes of the connecters for platform Make sure the guardrail and platform were held together and finish its installation 5 When finishing the work or going through low passageways fall the guardrail and the removal course of the guardrail is the inverse course of its installation e How to use the control buttons 1 Before operating the machine all circuit breakers and the leakage breaker must be in ON position on the electrical box panel 2 The mobile elevating work platform uses two sets of upper and lower parallel control devices 3 On either control panels press UP button for lifting and press DOWN button for lowering the platform 4 The platform rises or falls when the button is pressed Upon loosening the buttons the platform stops 5 A big mushroom shaped button is the stopping button at emergency Press it only if the platform can t stop effecti
14. 0 1770 1880 F N GTWY10 20000 1960 2230 N AN d GTWY12 20000 2570 2550 DL GTWY TWIN SERIES pagel4 December 2008 Instruction Manual 5 2 3 Supporting and Leveling the Unit There are horizontal forces including operating force and outer wind force etc on the platform If excessive render the platform unstable Preventing inclination of the unit 1s achieved by extending the four turning stabilizers which are connected to the four corners of the chassis Supporting and leveling the unit is achieved by adjusting the support bolts of the four turning stabilizers The sketch below shows the following parts Sar i va 5 eo FO Ne Vy mH N EP Lhassis c Axle Pin 3 3 Aligning Pin 4 Turning Leg emm Donde Ve S SUDDOr tng BER f SUBDOr UNG FOUNnCO TOM The instructions for operation are as follows 1 Pull up the aligning pin extend outwards the turning leg which is connected to one of the four corners of the chassis until the aligning pin gets into the working aligning hole automatically 2 Turn the handle clockwise until the supporting foundation contacts the ground for all the four bolts go on turning to make the road wheel away from the ground 3 Adjust the leveling by observing the spirit level on the chassis The bubble
15. A 5 Zhejiang Dingli Machinery Co Ltd DUAL MAST MOBILE ELEVATING WORK PLATFORM INSTRUCTION MANUAL For GTWY6 2000 GTWY8 2000 GTWY 10 2000 GTWY 12 2000 A WARNING THE MANUFACTURER SHALL NOT BE HELD LIABLE IN CASE OF FAULTS OR ACCIDENTS DUE TO NEGLIGENCE INCAPACITY INSTALLATION BY UNQUALIFIED TECHNICIANS AND IMPROPER USE OF THE MACHINE DO NOT OPERATE THIS MACHINE UNTIL YOU READ AND UNDERSTAND ALL THE DANGERS WARNINGS AND CAUTIONS IN THIS MANUAL Chapter 1 Chapter 2 Chapter 3 Chapter 4 Chapter 5 Chapter 6 Chapter 7 Chapter 8 Chapter 9 Chapter 10 Contents PM UC AA oss ee chaste pees epee eee eee cea l SPCC He AiO nasi A OOO OE OCE l SJIODZIBMIOTMANON Gad O NA NANANA ANA SAO e Plates and Warning Labels asie tinn rN INA DAGAN GANA 3 Trans pOt ANO SELULA TANG 13 ODETAION OUNCE GAN KAIN NAGANA ARN hahanda 16 AN a a AA 18 DANCE pA ANAN AGA ANAN 97 TROUDIC SHOOUING adi EG OG EA OCE POKO AA 23 Construction drawing Electrical schematic and Hydraulic diagram ueeaaaaaaa aaa aaa aa aaa aaa eeeeeeas December 2008 Instruction Manual Chapter 1 Preface Read this manual carefully before the machine is taken into use to avoid errors Correct operations and regular inspections are factors of vital importance for the operating economy and lifetime of the machine These important parts are described in the following related sections Alloy aluminum mast mobile elevating work platform
16. Control panel on electric box 9121015 Control panel on work platform Donor eee DD 9321015 Leveling and justment right CI afpiny CI SSS nu Note O oss Beton to O y moms Note Loving tie 20 ENTENG Caution The masts or the platform must not bump into any barrier or moving 9423029 RANE object during lifting Warning Ensure all atabilizers are engaged properly before elevating the 9423031 platform Warning The manual forces applied by persons on the work platform should 9423033 ie AA not exceed the permltted limit when it is raised 9423035 Danger Any unsafe operation pattern on the platform is strictly forbidden Decal Inspection Use the pictures on the next page to verify that all decals are legible and in place Below 1s a numerical list with quantities and descriptions DL GTWY TWIN SERIES pagell December 2008 Instruction Manual GTWY SERIES DECAL INSPECTION TWIN Description Danger Don t move the whole equipment when in the course of lifting and 9423037 lifted Danger The addition of any device such as ladder to increase the working 9423039 MANTAN height is strictly not allowed Danger Don t park at the slope pay attention to the obstacle when moving at 9423041 he lone Capacity 250kg FOR 10 m Capacity 300kg FOR 6 8 m Max Allowed manual force 400N Danger Please don t stand Capacity 200kg FOR12 m Warning Operating Instruction 9443017
17. and electrical units of the equipment if the environment temperature is above 32 C 2 If the conditions mentioned above are not met please contact with your supplier and take the relevant guarantee measures for using the equipment DL GTWY TWIN SERIES pagel6 December 2008 6 2 Control Panel function and Description 6 2 1 AC Control Panel Control panel on electric box 1 2 3 wh POWER l CREEPAGE PROTECTOR owa aral POWER Operate wak Te JL cow 9121013 4 5 6 MOBILE ELEVATING WORK PLATFORM Instruction Manual Circuit breaker Leakage breaker Control circuit breaker Power indicator Up button Down button Sa ee Control panel on work platform 9121015 R g 4 5 6 6 2 2 DC Control Panel papaya 3 i FUSE i 1 Voltage indicator Voltage disk SE 7 2 On Off key Fi ee 3 Fuse nii WARE Su r 4 Emergency stop switch 5 Up button 6 3 Installation of Power Plug Put the power plug into the power socket at the job site in accordance with the rated requirement Note Prior to installation the rating of the power source must be confirmed 6 4 How to use the control buttons a as 6 Down button 6 4 1 Before operating the machine all circuit breakers and the leakage breaker must be in ON position on the electrical box panel 6 4 2 The mobile elevating work platform has two sets of controls one at the base of the unit and the other on the work plat
18. ast link of the mast pA JE Ni AA ee ale OE oko fo 6 1 SCZEKE GIGZGNSZENG BAT ZKZ A DZY ea LHC ole e SE DESCE GHOST XS AKONG GKS KENO SES Szy ff A Pa 1 When regulating the length of the chain please select the mast that needs increasing its height As shown in the sketch regulating the nut 5 tightly makes the last link of the mast 8 move upwards The dual nuts 5 should be connected with each other tightly after regulating the length of the chain 2 The same link of the mast is pulled by two chains and endures the raised weight loads at the same time If one of the chains loses efficacy the other will play an important safety role therefore try to make both chains as loose or tight as consistent each other when regulating the length of the chain The methods of Judge at site are as follows Press the two chains by hands to compare their tautness under lifting status Warning Not enter the space beneath a raised work platform and extending structure during maintenance unless the chock 1s in place Note When the work platform of a MEWP needs to be raised for routine servicing purposes a captive chock shall be used to enable the extending structure to be held in the required position to prevent work platform from falling down unexpectedly 7 5 Lubricating the equipme
19. based on the data available at the time of printing the manufacturer reserves the right to modify its products at any time without notice and without liability It is therefore advisable to regularly check for any changes Chapter2 Specifications Technical specifications and major dimensions are shown in Table 1 and Figure 1 respectively Table 1 Platform Outrigger Stored i size footprint dimension Model CXD mm wom 6 ERDE DL GTWY TWIN SERIES pagel December 2008 Instruction Manual ot YS Figure 1
20. drain plug 6 oil filler cap Notes 1 When you find the rising force not reach the rated value open the hydraulic unit cover Please refer to the above sketch turn the regulating valve 1 of the hydraulic control device clockwise till the rising rated value DL GTWY TWIN SERIES page19 December 2008 Instruction Manual 2 If necessary a pressure gauge supplied as an optional attachment could be connected to the emergency lowering valve block for hydraulic system pressure checking 7 4 2 Adjusting the speed of falling The speed of falling of the platform can also be adjusted Note Please refer to above sketch The speed is reduced when you turn the adjusting screw 2 of throttle valve clockwise otherwise the speed 1s increased 7 4 3 Fluid level checking A separate fluid level indicator 1s provided as an attachment optional for both the permissible maximum fluid level and the necessary minimum level when the machine is in transports 7 4 4 Replacing the hydraulic oil The hydraulic oil of the equipment should be replaced once after the equipment has been used for half a year to clear off the pollution caused by wearing of the system in the first term Determine the term of the replacement according to the polluted circumstances of the hydraulic oil later suggest replacing the hydraulic oil once every one and half one years Note 1 Selecting of the hydraulic oil depends directly on influence of the temperatu
21. e the turning stabilizers of the unit tum the handle 3 counter clock wise until the supporting foundation 4 away from the guound Pull up the aligning pin 1 retract inwards the turning leg until the aligning pin 1 comes into the storing aligning hole 93 21013 LEVEL ING AND JUSTMENT Pull up the aligning pin 1 and extend outwards the turning leg 2 until the aligning pin comes into the working aligning hole automatically Turn the handle 3 clockwise until the supporting foundation 4 contacts the ground for all the four bolts go on turning to make the road wheel away from the ground Adjust the liveling by observe the spirit level on the chassis The bubble should moves to the center circle of the gauge when the chassis is set on an even plane To store the turning stabilizers of the unit tum the handle 3 counter clock wise until the supporting foundation 4 away from the guound Pull up the aligning pin 1 retract inwards the turning leg until the aligning pin 1 comes into the storing aligning hole 93 21015 DANGER _ DANGER Collision Hazards Check work area for overhead obstructions or other possible hazards Do ont lower the platform unless the area below is clear of personnel and obstructions Be careful when transporting the machine on an incline Stay clearof descending platform DL GTWY TWIN SERIES page5 Tip over hazard Attempting to move the machine with the platform raised will tip the machine over and
22. e unit turn the handle counterclockwise until the supporting foundation away from the ground Pull up the aligning pin retract inwards the turning leg until the aligning pin comes inta the storing aligning hale Leveling the whole equipment 1 After connecting to the electrical supply lift the platform about 1 2m more than the height of the guardrail 2 Stretch out two movable brackets mounted on the sides of the masts 3 intermittently press DOWN button The guardrail will rest against the brackets but the platform continues to descend to the lowest position 4 Screw the four bolts on the lower basket of guardrail into the holes of the connecters for platform Make sure the guardrail and platform were held together and finish its installation 5 When finishing the work or going through the passageway fall the guardrail and the course of the removing the guardrail is the inverse course of its installation How to use the control buttons 6 Before operate the machine all circuit breakers and leakage breaker must be in ON position on the electrical box panel T The mobile elevating work platform uses two sets of upper and lower parallel control device 8 On either control panels press UP button for lifting and press DOWN button for lowering the platform 9 The platform rises or falls when the button is pressed Uponloosening the buttons the platform stops 10 Abig mushroom shaped button is the stopping button at emergency
23. form itself 6 4 3 On either control panels press Up button for lifting and press Down button for lowering the platform 6 4 4 The platform will be raised or lowered so long as the appropriate button 1s depressed The platform will stop in position as soon as the button 1s released 6 4 5 Emergency stop A big mushroom shaped button is provided at each control panel for emergency stop This should be used only when other means to DL GTWY TWIN SERIES pagel7 December 2008 Instruction Manual stop the platform moving fails Reset the button by turning the knob in the direction shown by the arrow Do not pull the knob Note The lower controls is installed on the electrical box control its key The key should be taken away if it is not in use so as to prevent unauthorized personnel from using it 6 5 Emergency Operation In the event of power cut off or other p reasons and the platform fails to descend using both the upper and lower controls an emergency device consisting of a release valve located at the side of the chassis is used to lower the platform Turn the valve Rg counterclockwise and the platform will be lowered slowly Once the platform has descended to its lowest position the valve should then be closed securely Note The above shows the diagram of the emergency release valve Chapter 7 Maintenance Guide 7 1 Control check For the initial use or use after long periods of storage or changes in enviro
24. heck for cracked welds and other evidence of structural damage Check if the supporting foundations rotate freely around the supporting bolts lubricate if necessary 8 Lubricate positions as mentioned in 7 5 if necessary 9 Check if there is an abnormal noise or tremble when starting the machine 10 Secure connection of power or battery plug 11 Perform necessary maintenance procedure outlined by the manufacture aS SA 7 3 Periodical examinations and tests This MEWP should be examined and tested according to the following items every 3 months 1 Lubricate the lifting chain Check the chain for wear 2 Check and tighten possible loose screws and nuts 3 Check brush wear in the pump motor and replace those worn so that a good contact 1s maintained 4 Visual examination of the structure with special attention to corrosion and other damage of load bearing parts and welds 5 Examination of the mechanical hydraulic and electrical systems with special attention to safety devices as mentioned in clause 7 1 Note The frequency and extent of periodical examinations and tests may also depend on national regulations 7 4 Maintenance 7 4 1 Adjusting the maximum rising force The proper pressure of hydraulic system has been preset at the factory however the regulating value has been changed because of using the product for a long term I regulating valve 2 throttle valve 3 oil drainage port for emergency 4 terminal 5 011
25. hich must not exceed 45 C DL GTWY TWIN SERIES page22 December 2008 Instruction Manual 8 Avoid contact between skin and acid If skin or clothes come into contact with this acid wash with abundant soap and water Chapter9 Trouble shooting Most of the problems you meet with are easy to solve when you are operating on the mobile elevating work platform Please find out your problems in this part and solve it according to the recommended steps If you can t still solve it according to the instructions here please contact with your suppliers or the experienced service personnel for help 9 1 Problem 1 The indicator light of the power supply is off and the platform doesn t rise or fall 9 1 1 Check whether the electrical wire is connected with the socket of the electricity supply correctly or not 9 1 2 Check the circuit breaker to make sure it s in ON position 9 1 3 Check the leakage breaker to make sure it s in ON position 9 2 Problem 2 The power indication light is on but there is a ticking sound in the electric box when the UP button is pressed and the platform can t lift or it can only rise up to a limited height 9 2 1 Check the electrical cable to see if it is too long or too thin The diameter of cable wire should be minimum 1 0 mm when the wire length is less than 25 meters and minimum 1 5 mm when the wire length is above 25 meters and less than 50 meters You can try to plug the equipment cord d
26. irectly in the fixed socket instead of to an extension cord 9 2 2 Check power voltage to make sure it is within allowable limits 9 3 Problem 3 Excessive noise from hydraulic power unit during lifting operation 9 3 1 Check oil box to make sure there is sufficient hydraulic oil in the tank 9 3 2 Check whether the oil filler cap 1s excessively sealed to make the oil pump difficult to absorb the oil or not 9 3 3 Check the mounting screws of the electric motor and cover etc to see if they have become loose 9 3 4 Check whether the environment humidity 1s in accordance with the stipulated conditions or not 9 4 Problem 4 Leakage of the hydraulic oil 9 4 1 Check all piping connections for their tightness and tighten up if necessary 9 4 2 Check whether the viscosity of the used hydraulic oil is too low or not 9 5 Problem 5 All the indicator lights are on but the platform couldn t rise or fall Check the Emergency stop switches on both upper and lower control device Reset the switch by turning the knob in the direction shown by the arrow DL GTWY TWIN SERIES page23 December 2008 Instruction Manual Chapter 10 Construction Drawing Electric Schematic and Hydraulic Diagram 10 1 Construction drawing 10 1 1 Dual mast in lifting state
27. nmental conditions Check should be made on power supply hydraulic oil and lubricants to confirm that they are all in well condition Caution Special attention should be paid to check all safety devices of this machine before using it 1 Emergency stop switches There are two emergency stop switches on the machine Please check the function of these two emergency stop switches Stop to use this machine and inform the manufacturer agent immediately if they cannot work normally 2 Emergency release valve There is an emergency release valve on this machine to lower the platform in the event of power cut off or other reasons and the platform fails to descend using both the upper and lower controls Please check the function of the emergency release valve Stop to use this machine and inform the manufacturer agent immediately if it cannot work normally 72 Check before operation Before you begin your workday you must inspect your machine and report all deficiencies Do not operate the machine until deficiencies are corrected and all systems are in good operational condition 1 Check for missing damaged or unreadable safety signs 2 Check for broken missing damaged or loose parts especially the screws and nuts on both sides of the masts DL GTWY TWIN SERIES pagel8 December 2008 Instruction Manual Check pivot pins for damaged or missing retaining devices Check oil level in the tank Check hydraulic system for leakage and damage C
28. nnecting bolt Connecter 2 Stretch outwards the two movable brackets mounted on the sides of the masts 3 Intermittently press the DOWN button The guardrail will rest against the movable brackets but the platform continues to fall down to the bottom The guardrail is in the working position now 4 Turn the four connecting bolts on the lower basket of the guardrail into the connecters of the platform Make sure the guardrail and the platform were held together and finish its installation 5 2 4 2 Removing the guardrail When finishing the work or going through a low passageway the guardrail should be removed from the platform The course of removing the guardrail is the inverse course of its installation Chapter 6 Operation Guide 6 1 The relevant conditions of using the equipment 6 1 1 The surface of work ground should be flat and hard with no obstacles in air and the safety distance between the equipment and high tension line is adequate 6 1 2 The environment temperature should be within 10 C 38 C Height above sea level lt 1000 m 6 1 3 The environment humidity S90 6 1 4 Electrical power AC 230V 10 50Hz 6 1 5 The wind power is not more than Beaufort Scale 5 the speed of wind 1s 10 7 m s 6 1 6 The noise grade of this machine 1s 72 74 dB while operation Notes 1 Prevent the sunlight from directly shining onto the hydraulic
29. nt Add lubricating oil to the rubbed parts of the running components constantly 7 5 1 Ball bearings are adopted between the chain wheel and chain wheel shaft wool brushes should be used to lubricate them with Albany grease under lifting Status 7 5 2 Add mechanical oil to chain chain wheel for wearing with the oil gun 7 5 3 Applying some Albany grease on guiding rails between the masts with wool brushes under lifting status 7 5 4 Between the wheel and axle adopted ball bearings they should be lubricated by the wool brush with Albany grease DL GTWY TWIN SERIES page21 December 2008 Instruction Manual Chapter 8 Battery 8 1 Battery charging 8 1 1 Turn the key and switch on when the display indicated voltage is below 11 volt please charge up the battery 8 1 2 The rated specification of the battery charger supplied Input 220V AC50 60Hz Output 12V DC 15A 8 1 3 When start charging insert the output plug of the charger to the charging socket of the chassis first then the input plug of the charger to the socket of AC power supply Turn on the charger switch battery charging is started with indicator red lamp lights up Normal recharging lasts about 10 hours When charging is terminated check that all cells have reached a density between 1 260 1 280kg l at 30 C When charge is finished the AC supply should be cut off 8 1 4 Battery charging should be done in a well ventilated place and there are no naked flames no sparks
30. ond those specified by the manufacturer shall obtain the guidance and written approval of the manufacturer 3 23 The optimal using period 1s within 5 years reassess the performance of the machine then and contact the manufacturer for better advice Chapter 4 Plates and Warning Labels Upon unpacking check the plates and warning labels Do not operate the machine on which the plates or labels are missing or illegible Contact the dealer immediately The following plates and warning labels are visible on the machine e Nameplate AERIAL WORK PLATFORM ITEM SPECS VOLTAGE ITEM NR Pa POWER con r HEIGHT BEEd CAPACITY a DIMENSION DL GTWY TWIN SERIES page3 December 2008 Instruction Manual e Operating instructions Brief Operating Instruction e Leveling the whole equipment 1 Pull up the aligning pin extend outwards the turning leg which is connected to one of the four corners of the chassis until the aligning pin gets into the working aligning hole automatically 2 Turn the handle clockwise until the supporting foundation contacts the ground for all the four bolts go on turning to make the road wheel away from the ground 3 Adjust the leveling by observing the spirit level on the chassis The bubble should move to the center circle of the gauge when the chassis is set on an even plane 4 To store the turning stabilizers of the unit turn the handle counterclockwise until the supporting foundation away from the ground Pull
31. re for using For non paramo region the common hydraulic oil of kinematic viscosity 40 46mm s the nominal value is recommended for use 2 When replacing the hydraulic oil first place a basin for containing waste oil under the oil box Open the oil filler cap 6 at the top of the oil box and then remove the oil drain plug 5 at the bottom After draining off the waste oil fill a little clean hydraulic oil into the oil box through the oil filler hole and wash tt Tighten the drain plug 5 after all the oil has been drained Then fill up with clean hydraulic oil and allow for a slight overflow to displace any air 7 4 5 Regulating the transmission chain The direct result of wearing the transmission chain is to stretch the total length of the chain Measure the stretching rate of the used transmission chain by eye every three months The mast connected to the elongated chain would be lower in position so that the top of each mast is obviously uneven in stored position It may lead to damage on guide roller if the problem is serious Note Every link of the transmission chain 1s associated with three links of the masts The following sketch shows the connection of the masts and the transmission chain DL GTWY TWIN SERIES page20 December 2008 Instruction Manual 1 next link of the mast 2 the middle link of the mast 3 the transmission chain 4 adjusting bolt 5 adjusting lock nut 6 chainwheel 7 chainwheel shaft 8 the l
32. should move to the center circle of the gauge when the chassis is set on an even plane 4 To store the turning stabilizers of the unit turn the handle counterclockwise until the supporting foundation gets away from the ground Pull up the aligning pin retract inwards the turning leg until the aligning pin gets into the storing aligning hole Warning You must observe the spirit level on the chassis The bubble should be within the center circle of the gauge Warning Once you doubt leveling is incorrect just base on mast and use rectangle level gauge to verify it Warning Forbid any operation without extending out all the turning stabilizers 5 2 4 Installation and removal of the guardrail The guardrail of platform is movable During transportation or passing narrow passages make the whole guardrail fall till it doesn t take up the height space DL GTWY TWIN SERIES pagel5 December 2008 Instruction Manual The following figure shows the guardrail and its installation 5 2 4 1 Steps of installation 1 After connecting to the power supply lift the platform and guardrail up together about 1 2 m higher than guardrail height Guardrail NG J Co
33. t exceed the permitted limit when it is raised a 94 23037 DANGER Don t move the whole equipment when in the course of lifting and lifted CAPACITY 300kg 64 2045 DL GTWY TWIN SERIES page7 December 2008 Instruction Manual 94 23039 94 23041 DANGER DANGER The addition of any device such as ladder to Don t park at the slope pay attention to the increase the working height is strictly not allowed obstacle when moving at the slope 9341011 ON N emergency fall Emergency Operation If two sets of the upper and lower control devices can t make the platform fall because of sudden power failure or other causes turn the valve counter clock wise and the platform will be lowered slowly Once the platform falls down to the bottom the valve for emergency should be closed 93 21011 PHIM Brief Operating Instruction Leveling the whole equipment 1 Pull up the aligning pin extend outwards the turning leg which is connected to the four corners of chassis until the aligning pin comes into the working alighing hole automatically 2 Turn the handle clockwise until the suppotring foundation contacts the ground for all the four bolts go on turning to make the road wheel away from the ground 3 Adjust the leveling by observe the spirit level on the chassis The bubble should moves to the center circle of the gauge when the chassis is set on an even plane 4 To store the turning stabilizers of th
34. ulic Cylinder 6 Throttle Valve DL GTWY TWIN SERIES page29 gt Zhejiang Dingli Machinery Co Ltd Address No 1255 Baiyun South Road Leidian Town Deqing Zhejiang China Tel 0086 572 8681688 0086 572 8681689 Fax 0086 572 8681690 E mail dingli dingli zjip com market chinadinli com Http www chinadinli com
35. urse of lifting and falling or in lift situation masts and platform must not collide with any obstacles or moving objects and you must not move it 3 9 Do not move the whole unit with electricity 3 10 It is prohibited of getting on and off the work platform when elevated 3 11 Keep clear of live electric conductors 3 12 Don t lift if it is overload The machine can t be used as a crane 3 13 The manual force on the work platform should not exceed 400N 3 14 Operating this machine should conformance with local national regulations 3 15 Any unsafe operation patterns on the platform are strictly forbidden 3 16 Unless in an emergency the personnel on the ground mustn t operate the lower control device if they do not receive orders from those are aerially working 3 17 Don t allow people stand or pile up things under the raised platform 3 18 when operating the machine in a dusty environment you should take protective measures to prevent the graininess debar 1s stirred into the moving parts which can causing damage thus extend the span of the machine life 3 19 Don t change modify or abandon the safety devices in any way If there is an uncertain problem don t dismantle the machine inform the dealer for help 3 20 Don t set the devices increasing the work height arbitrarily 3 21 Any additions that would increase the wind load on the machine e g notice boards are strictly forbidden 3 22 Any special working methods or conditions bey
36. vely in the course of rising Reset the button by turning the knob in the direction shown by the arrow Do not pull the knob eEmergency Operation If two sets of the upper and the lower control devices can t make the platform fall because of sudden power failure or other causes turn the valve counterclockwise and the platform will be lowered slowly Once the platform falls down to the bottom the valve for emergency should be closed Emergency Operation If two sets of the upper and the lower control devices can t make the platform fall because of sudden power failure or other causes turn the valve counterclockwise and the platform will be lowered slowly Once the platform falls down to the bottom the valve for emergency should be closed DL GTWY TWIN SERIES page4 December 2008 Instruction Manual e Warning labels Make sure the chock is in Shearing danger place during maintenance Keep hands away 94 22021 94 22023 LEVELING AND JUSTMENT Pull up the aligning pin 1 and extend outwards the turning leg 2 until the aligning pin comes into the working aligning hole automatically Turn the handle 3 clockwise until the supporting foundation 4 contacts the ground for all the four bolts go on turning to make the road wheel away from the ground Adjust the liveling by observe the spirit level on the chassis The bubble should moves to the center circle of the gauge when the chassis is set on an even plane To stor
37. witch Type ECE current IEC947 2 30mA indicator AC 230V JUCHE ELE Do spi Emergency stop Schneidey ZB2 BE102c EN 60947 5 1 a mama sai zmia s mama sio meu ow omni e aa oma sana wer wie rea Shanghai 15 VCI Recher a KBU808G SA Rectifier Factory DL GTWY TWIN SERIES page27 EN 60034 1 Q trl EN 60034 5 Annex K O December 2008 10 2 2 Electrical Schematic of DC power suppl Instruction Manual 4 L NG AWR FR DL GTWY TWIN SERIES page28 December 2008 Instruction Manual DC electrical components ci No s02 ener Sep anon bodo 416 fenaa cE Pr ses Pishiwon xazaaa 029 ENemarsa cE a se Pishiwon xpe nan 020 eNetars1 cE o sas Pishowon carom wie ENemaT5 cE Fi kar Reayampiner uvarpciav ocv wess cE EOR Bi naaa a SQ Kat ZV1H 236 112 4A 230VAC EN gr pa Annex K EN 60034 1 17 s02 805 att AZ17 170 B1 4A 230VAC EN Em gt IK CE Annex K 10 3 Hydraulic Diagram 1 Hydraulic Power Pack 2 Emergency Lowering Valve 3 Solenoid Valve 4 Piping 5Hydra
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