DINGLI BA20ERT Operation & Maintenance Manual
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DINGLI BA20ERT Operation & Maintenance Manual

Self-propelled articulating boom lifts
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Part Number: SM0419111
Rev2.2, Second Edition, October 2020 Printing

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Summary of Contents for DINGLI BA20ERT

  • Page 1 Part Number: SM0419111 Rev2.2, Second Edition, October 2020 Printing...
  • Page 3 Operation & Maintenance Manual Version of the Record Version of the Record Version Number Create Date Founder Audit SM0419111_ Rev1.0 September 2019 SM0419111_ Rev1.1 December 2019 SM0419111_ Rev2.0 May 2020 SM0419111_ Rev2.1 October 2020 SM0419111_ Rev2.2 November 2020 Dingli Machinery...

  • Page 5: Table Of Contents

    Section 3 User responsibility, Machine Preparation and Inspection 3.1 Personnel Training ....................... 3-1 3.1.1 Operator Training ....................3-1 3.1.2 Training Supervision ..................3-1 3.1.3 Operator Responsibility ..................3-1 3.2 Preparation, Inspection and Maintenance ..............3-2 3.2.1 General ......................3-2 3.2.2 Preparation for Use .................... 3-2 Dingli Machinery...
  • Page 6 5.12 Lifting and Tie Down ....................5-10 5.13 Towing Operation ..................... 5-12 Section 6 Emergency Procedures 6.1 General ........................6-1 6.2 Emergency Towing Procedures ................... 6-1 6.3 Emergency Controls and Their Locations ..............6-1 6.3.1 Power/Emergency Stop Switches ..............6-1 Dingli Machinery...
  • Page 7 Section 8 Schematics 8.1 General ........................8-1 8.2 Troubleshooting ......................8-1 8.3 Hydraulic Circuit Checks ....................8-1 8.3.1 Hydraulic Schematics..................8-2 8.3.2 Electric Schematics .................... 8-3 Section 9 Inspection and Repair Log 9.1 Inspection and Repair Log ................... 9-1 Dingli Machinery...

  • Page 9: Foreword

    Please contact with Dingli dealers or Dingli distributors to obtain the complete and most current information. 5． Any one who read the manual or used the machine, is encouraged to notify Dingli Machinery Co, Ltd of any errors or send in suggestions for improvement. All communications will be...

  • Page 11: Section 1 Safety Precaution 1.1 General

    If there is a question on application and/or operation, Dingli Machinery Co.,Ltd. should be consulted. Most accidents that involve product operation, maintenance and repair are caused by failure to observe basic safety rules or precautions.

  • Page 12: Safety Precaution

    1.3.2 Workplace Inspection  The operator is to take safety measures to avoid all hazards in the work area prior to machine operation. Do not operate or raise the platform while on trucks, trailers, railway cars, floating vessels,  Dingli Machinery...

  • Page 13: Machine Inspection

    Be sure that the ground conditions are able to support the maximum load shown on the decals located on the machine.  This machine can be operated in temperatures of -20℃ to 40℃. Consult Dingli for operation outside this range. 1.3.3 Machine Inspection ...

  • Page 14: Trip And Fall Hazards

    Before operating the machine, make sure all gates are closed and fastened in their proper position  Keep both feet firmly positioned on the platform floor at all times. Never use ladders, boxes, steps, planks, or similar items on platform to provide additional reach. Dingli Machinery...

  • Page 15: Electrocution Hazards

    Over 350 KV to 500 KV 25 (8) Over 500 KV to 750 KV 35 (11) Over 750 KV to 1000 KV 45 (14) NOTE: This requirement shall apply except where employer, local or governmental regulations are more stringent. Dingli Machinery...

  • Page 16: Tipping Hazards

    Do not elevate platform or drive with platform elevated while on a sloping, uneven, or soft surface.  Before driving on floors, bridges, trucks, and other surfaces, check allowable capacity of the surfaces.  Never exceed the maximum platform capacity. Distribute loads evenly on platform floor. Dingli Machinery...
  • Page 17 If boom assembly or platform is in a position that one or more wheels are off the ground, all persons must be removed before attempting to stabilize the machine. Use cranes, forklift trucks, or other appropriate equipment to stabilize machine and remove personnel. Dingli Machinery...

  • Page 18: Crushing And Collision Hazards

    Be sure that operators of other overhead and floor level machines are aware of the aerial work platform’s presence. Disconnect power to overhead cranes.  Warn personnel not to work, stand, or walk under a raised boom or platform. Position barricades on floor if necessary. Dingli Machinery...

  • Page 19: Towing, Lifting And Hauling

    Battery fluid is highly corrosive. Avoid contact with skin and clothing at all times.  Do not operate the machine or charge the batteries in hazardous locations where potentially flammable or explosive gases or particles may be present. Charge batteries only in a well ventilated area. Dingli Machinery...

  • Page 21: Section 2 Specification

    Section2-Specification Operation & Maintenance Manual Section Specification 2.1 Machine Specification Model BA20ERT BA22ERT Item Stowed Dimension Overall Length 8.72m 9.55m Overall Width 2.29m Overall Height 2.49m Rated Load Rated Load 230kg Max. occupants Platform Size Platform Length 1.83m Platform Width 0.79m...

  • Page 22: Performance Specification

    35-40 sec Main Lift Down 40-45 sec Swing Right & Left 100-200 sec Telescope Extent Out 30-35 sec Telescope Retract In 30-35 sec Platform Rotate R & L 5-10 sec Jib Up 20-25 sec Jib Down 20-25 sec Dingli Machinery...
  • Page 23 Function speeds may vary due to cold, thick hydraulic oil. Test should be run with the oil temperature above 100° F (38° C). Some flow control functions may not work with the speed knob clicked into the creep position. Dingli Machinery...

  • Page 24: Hydraulic System Specification

    Platform Level Down Pressure Setting 140 bar Steering Pressure Setting 150 bar Hydraulic Reservoir Maximum Capacity 67 L 2.4 Battery Specification Type Flooded/wet lead-acid battery Standard Mode 5PZ375AH Capacity 48V DC/375Ah Type Li Battery Option Capacity 48V DC/320Ah Dingli Machinery...

  • Page 25: Bolt Torque Specification

    Nuts and Nuts and Nuts (Nm) (Nm) (Nm) M8×1 M10×1 M12×1.25 M12×1.5 M14×1.5 M16×1.5 M18×1.5 M20×1.5 M22×1.5 1050 M24×2 1150 1350 1050 1220 M27×2 1150 1650 1950 1100 1550 1800 M30×2 1650 2350 2750 1450 2100 2450 Dingli Machinery...

  • Page 26: Work Scope

    Operation & Maintenance Manual Section2-Specification 2.6 Work Scope BA20ERT Work Scope 20.28m 18.28m 10.69m 11.29 Dingli Machinery...
  • Page 27 Section2-Specification Operation & Maintenance Manual BA22ERT Work Scope 22.21m 20.21m 12.72m 13.32m Dingli Machinery...

  • Page 29: Personnel Training

    3.1.3 Operator Responsibility The operator must be instructed that he/she has the responsibility and authority to shut down the machine in case of a malfunction or other unsafe condition of either the machine or the job site. Dingli Machinery...

  • Page 30: Preparation, Inspection And Maintenance

    The following table covers the periodic machine inspections and maintenance recommended by Dingli Machinery Co.,Ltd. Consult local regulations for further requirements for aerial work platforms. The frequency of inspections and maintenance must be increased as necessary when the machine is used in a harsh or hostile environment, if the machine is used with increased frequency, or if the machine is used in a severe manner.

  • Page 31: Delivery And Frequent Inspection

    This inspection checklist is also applicable and must be followed for all machines that have been in storage or for all machines that will be exposed to harsh or changing climates. These checks are also to be performed after maintenance has been performed on the machine. Dingli Machinery...
  • Page 32 8. Telescope Cylinder 9. Upper Lift Cylinder 10. Lower Level Cylinder 11. Upright 12. Tower Boom 2 13. Lower Lift Cylinder 14. Tower Boom 1 15. Turret 16. Counterweight 17. Driving Wheels 18. Trunk 19. Chassis Figure 3-1 Machine Nomenclature Dingli Machinery...
  • Page 33 Add only clean distilled water to battery. This battery is maintenance-free. 13) Check all access doors for damage, proper operation of latches, props and security. Dingli Machinery...
  • Page 34 13) Check solenoid valve for transition platform swinging and jib lifting, connection-peg and cable for damage, wear and security. Platform Check platform and control console for damage, loose or missing parts, and security. Check control switches and levers for damage, loose or missing parts and security. Assure that levers function properly. Dingli Machinery...

  • Page 35: Daily Walk - Around Inspection

    Keep all information and operating placards clean and unobstructed. Cover when spray painting or shot blasting to protect legibility. Operation and Maintenance Manual. Ensure a copy of this manual and other Safety Manual, are enclosed in the manual storage box. Dingli Machinery...
  • Page 36 Check that drive brakes hold when machine is driven up a grade not greater than specified on the serial number placard and stopped. Assure that all items requiring lubrication are serviced. Refer to Figure 3-2, Daily Walk-around Inspection Position. Dingli Machinery...
  • Page 37 Section3-User Responsibility, Machine Operation & Maintenance Manual Preparation and Inspection Figure 3-2 Daily Walk-around Inspection Position Dingli Machinery...
  • Page 38 16) Wheel/Tire Assembly, Left Front – Properly secured, no loose or missing lug nuts, no visible damage. 17) Oscillating cylinder—No visible damage; pivot pins secure; hydraulic hoses undamaged, not leaking. 18) Wheel/Tire Assembly, Right Front – Properly secured, no loose or missing lug nuts, no 3-10 Dingli Machinery...

  • Page 39: Daily Function Check

    A functional check of all systems must be performed, once the walk-around inspection is complete, in an area free of overhead and ground level obstructions. First, using the ground controls, check all functions controlled by the ground controls. Next, using the platform controls, check all functions controlled by the platform controls. 3-11 Dingli Machinery...
  • Page 40 Check the Emergency Control-ensure the Emergency Stop switch is Pulled up，pull The Auxiliary power Switch “DOWN” and hold, simultaneously activate the each boom function toggle switch, the boom function should be operate. 3-12 Dingli Machinery...
  • Page 41 Remove foot from footswitch, motion should stop. If it does not, shut down machine and contact a certified service technician. B. With footswitch depressed, operate Lift and hold control. Remove foot from footswitch, motion should stop. If it does not, shut down machine and contact a certified service technician. 3-13 Dingli Machinery...

  • Page 42: Oscillating Axle Lockout Test

    When boom reaches center, stowed position, lockout cylinders should release and allow wheel to rest on ground, it may be necessary to activate Drive to release cylinders. Place the 6 inches (15 cm) high block with ascension ramp in front of right front wheel. 3-14 Dingli Machinery...
  • Page 43 When boom reaches center, stowed position, lockout cylinders should release and allow wheel to rest on ground, it may be necessary activate Drive to release cylinders. If lockout cylinders do not function properly, have qualified personnel correct the malfunction prior to any further operation. 3-15 Dingli Machinery...

  • Page 45: Section 4 Machine Controls And Indicators

    Tower Lift, Main Lift, Jib Lift, Platform Level Override, and Platform Rotate functions. DO NOT OPERATE FROM GROUND CONTROL STATION WITH PERSONNEL IN THE PLATFORM EXCEPT IN AN EMERGENCY. PERFORM AS MANY PRE-OPERATIONAL CHECK AND INSPECTIONS FROM GROUND CONTROLS AS POSSIBLE. Dingli Machinery...
  • Page 46 Section4-Machine Controls and Operation & Maintenance Manual Indicators Figure 4-1 Ground Console Panel Dingli Machinery...
  • Page 47 The Platform Rotate A three position Toggle Switch allows the operator to swing the Controller platform clockwise or anticlockwise according the indication direction. It would return Back to Original Position Automatically once be released. Range of platform swinging ：± ° Dingli Machinery...
  • Page 48 Lower and Mid Boom down, Turret rotation, platform leveling and swing. When using auxiliary power, do not operate more than one function at a time.(Simultaneous operation can overload the Auxiliary Pump) Do not operate the auxiliary pump to save power. Dingli Machinery...
  • Page 49 Console. The Turret Swing A three position Toggle Switch allows the operator to swing the Control Switch turret clockwise or anticlockwise according the indication direction. It would return Back to Original Position Automatically once be released. Dingli Machinery...
  • Page 50 Push the toggle lever to the opposite direction, the Lower and Mid Boom would be got Down until the Boom to the Lowest Position. Once the toggle lever is released, it would return to the Original position automatically. Dingli Machinery...

  • Page 51: Platform Control Station

    Section4-Machine Controls and Operation & Maintenance Manual Indicators 4.2.2 Platform Control Station Figure 4-2 Platform Console Panel Dingli Machinery...
  • Page 52 A Two Position Toggle Switch would return Back to Original Switch Position Automatically once be released. Toggling to differential lock icon will activate differential lock. The toggle will return to the original position automatically once be released, that will invalidate the differential lock. Dingli Machinery...
  • Page 53 ONLY USE THE PLATFORM LEVELING OVERRIDE FUNCTION FOR SLIGHT LEVELING OF THE PLATFORM. INCORRECT USE COULD CAUSE THE LOAD/OCCUPANTS TO SHIFT OR FALL. FAILURE TO DO SO COULD RESULT IN DEATH OR SERIOUS INJURY. Dingli Machinery...
  • Page 54  Before starting system power, the emergency stop switch must be released, if not, the machine can not be started. Turning the mushroom clockwise to turn ON the switch, so to provide the power to the system. 4-10 Dingli Machinery...
  • Page 55 Turn the Toggle Switch to Right position, the steering mode center function) would be changed to Crab steer mode Turn the Toggle Switch to Left position, the steering mode  would be changed to “coordinated” steering mode 4-11 Dingli Machinery...

  • Page 56: Analysis Panel

    AUTO decals means that machine have Auto steer center function. When operator change the steering mode, the all wheels will move back to the center position automatically (this function could turn on or off at Ground Analysis Panel) 4.2.3 Analysis Panel Figure 4-3 Analysis Panel 4-12 Dingli Machinery...
  • Page 57 Pump Tachometer the right, 0-4000rpm Optional interface at the bottom of panel: data on motor, data on vehicle, option setting, exit and menu. The desired interface can be chosen by depressing the corresponding botton. 4.2.3.2 Motor Interface 4-13 Dingli Machinery...
  • Page 58 Vehicle Condition Interface indicating data on vehicle condition can be entered by depressing down the Data button, including the angle of main boom lifting, the angle in X/Y direction, the load in the platform and work pressure. 4.2.3.4 Setting Interface 4-14 Dingli Machinery...
  • Page 59 6. When the temperature of hydraulic oil is too low, the normal function of the machine will be affected. Turn ”F607 Hydraulic preheat” function on, the hydraulic pump will automatically work for 3 minutes, the machine is not allowed to operate during the pump working. Figure 4-8 Setting Interface 4-15 Dingli Machinery...

  • Page 60: Indicator Panel

    After entering the setting interface through entering password, The parameter such as “P51 DIS_2CH_CCR2”, “P59DIS_AntiHand2DI”, “P60 EnLoadLimit”, “P24 Enable GPS Lock machine” and “P1223 Enable Auto Steer Center” can be modified. But it must be authorized by DingLi, because the parameters above relate to the security of the machine.
  • Page 61 Green indicator lighting means that climbing mode is chosen. Green indicator lighting means that climbing mode is fast. Green indicator lighting means that “coordinated” steer mode is chosen. Green indicator lighting means that Crab steer mode is chosen. 4-17 Dingli Machinery...

  • Page 62: Tilt Alarm Warning

    4-18 Dingli Machinery...

  • Page 63: Charger

    Simply peel off the back, and press new decal onto surface. PLACARDS AND DECALS CAN BE ORDERED BY USING PART NUMBERS LOCATED BY EACH PLACARD OR DECAL. (SEE FIGURE4-5 DANGER AND WARNING DECAL AND PLACARD LOCATION.) 4-19 Dingli Machinery...
  • Page 64 Section4-Machine Controls and Operation & Maintenance Manual Indicators Figure4-5 Danger and Warning Decal Location 4-20 Dingli Machinery...
  • Page 65 Section4-Machine Controls and Operation & Maintenance Manual Indicators 4-21 Dingli Machinery...
  • Page 66 09440061 Decal, Danger-General safety rules 09440212 Decal, Warning-Crushing hazard 09340041 Decal, Label-Lanyard anchorage point Decal, Notice-Keep the manual with the 09340001 machine 09930007 Decal, Label-BA20ERT BA20ERT 09930011 Decal, Label-BA22ERT BA22ERT 09340016 Decal, Instructions-Open/close 09440055 Decal, Label-Capacity 230kg 09310300 Decal, Instructions-Grease filling port...
  • Page 67 Indicators Item Part Number Description Qty. Remark 09410117 Decal, Symbols-Crushing hazard 09310250 Decal, Instructions-White arrow reverse 09310006 Decal, Notice-Main power switch operation 09310403 Decal, Notice-Hydraulic preheat operation 09210036 Nameplate, Manufacturer serial number 09310251 Decal, Instructions-Black arrow forward 4-23 Dingli Machinery...

  • Page 69: Section 5 Operation Instruction

    The machine is not intended to be used to lift material other than supplies which personnel in the platform require to do their job. Supplies or tools which extend outside the platform are prohibited. It must not be used as a forklift, crane, and support for overhead structure, or to push or pull another object. Dingli Machinery...

  • Page 70: Operating Characteristics And Limitations

    Machine is positioned on a smooth, firm and level surface. Load is within manufacturer’s rated capacity. All machine systems are functioning properly. Machine is as originally equipped from Dingli Co., Ltd. Stability Machine stability is based on two (2) conditions which are called FORWARD and BACKWARD stability.
  • Page 71 Operation & Maintenance Manual Section5-Operation Instruction Figure 5-1 Position of Least Forward Stability Dingli Machinery...
  • Page 72 PLATFORM 90 DEGREES MACHINE WILL TIP OVER IN THIS DIRECTION IF OPERATED ON AN OUT OF LEVER SURFACE MAIN BOOM FULLY RAISED AND THE TELESCOPE BOOM FULLY RETRACTED ARTICULATE BOOM FULLY RAISED Figure 5-2 Position of Least Backward Stability Dingli Machinery...

  • Page 73: Traveling (Driving) Operation

    With the emergency switch on, activate footswitch. Push down the button in the front surface of Drive/Steer Controller and hold on. Position thumb switch on Drive/Steer controller to RIGHT for steering right, or to LEFT for steering left. Dingli Machinery...

  • Page 74: Platform Operation

    DO NOT DEPEND ON TILT ALARM AS A LEVEL INDICATOR FOR THE CHASSIS. TO AVOID SERIOUS INJURY, DO NOT OPERATE MACHINE IF ANY CONTROL LEVER OR TOGGLE SWITCH CONTROLLING PLATFORM MOVEMENT DOES NOT RETURN TO THE ‘OFF’ OR NEUTRAL POSITION WHEN RELEASED. Dingli Machinery...

  • Page 75: Boom Operation

    Move Main Boom Lift/telescopic Joystick towards left and hold on to extend the main boom. Move Main Boom Lift/telescopic Joystick towards right and hold on to retract the main boom. Ground control station Turn the Ground and Platform Console Selecting Switch to select Ground Console. Dingli Machinery...

  • Page 76: Auxiliary Pump Operation

    Operate as follows: Platform control station Position Emergency Stop switch to the ON position. Position Ground and Platform Console Selecting Switch to Platform. Push up Auxiliary Power Switch and hold on. Depress and keep footswitch depressed. Dingli Machinery...

  • Page 77: Jib Operation

    Push Jib Lifting/Turret Rotating Controller joystick forward and hold on to raise the jib up. Pull Jib Lifting/Turret Rotating Controller joystick backward to lower the jib. 5.10 Oscillating Axle Lockout Test LOCKOUT SYSTEM TEST MUST BE PERFORMED QUARTERLY, ANY TIME A SYSTEM COMPONENT IS REPLACED, OR WHEN IMPROPER SYSTEM OPERATION IS SUSPECTED. Dingli Machinery...

  • Page 78: Shut Down And Parking

    (See Figure 5-3. Lifting Diagram) LIFTING EYES ARE provided AT THE FRONT AND REAR IN THE FRAME SLAB. EACH OF THE FOUR CHAINS OR SLINGS USED FOR LIFTING MACHINE MUST BE ADJUSTED INDIVIDUALLY SO MACHINE REMAINS LEVEL WHEN ELEVATED. 5-10 Dingli Machinery...
  • Page 79 Operation & Maintenance Manual Section5-Operation Instruction Figure 5-3 Lifting Diagram 5-11 Dingli Machinery...

  • Page 80: Towing Operation

    BRAKES. TOWING VEHICLE MUST BE ABLE TO CONTROL MACHINE AT ALL TIMES. ON-HIGHWAY TOWING IS NOT PERMITTED. FAILURE TO FOLLOW INSTRUCTIONS COULD CAUSE SERIOUS INJURY OR DEATH. MAXIMUM TOWING SPEED IS 5 M.P.H. FOR NO LONGER THAN 30-45 MINUTES. MAXIMUM TOWING GRADE 25%. 5-12 Dingli Machinery...
  • Page 81 MINIMUM; IT MUST NOT EXCEED 30° IN ANY CASE WHATSEVER. THE OBSERVER MUST NOT STAND ON THE VEHICLE TO BE TOWED. Remove all rigging from the towing and towed machine and recover the axle after completing towing. 5-13 Dingli Machinery...

  • Page 83: Section 6 Emergency Procedures

    The machine is equipped with two auxiliary power switch, located on the Ground and Platform Control Console. Only when the Controller or Pump Motor failure, these switches can be used. The Procedures to lift down the Main Boom and the Lower & Mid Boom, refers to chapter 5.8 Dingli Machinery...

  • Page 84: Emergency Operation

    If it is needed to activate the system at ground console, press the bypass button down and hold on, when the emergency stop switch on the platform console is pressed, and then activate enable switch and corresponding functional switch. Platform control station Dingli Machinery...

  • Page 85: Incident Notification

    It is imperative that Dingli Machinery Co.,Ltd. be notified immediately of any incident involving a Dingli product. Even if no injury or property damage is evident, the factory should be contacted by telephone, fax or email and provided with all necessary details.

  • Page 87: Section 7 General Maintenance

    Refer to the configure for normally lubrication point and Item LUBRICATION INTERVALS ARE BASED ON MACHINE OPERATION UNDER NORMAL CONDITIONS. FOR MACHINES USED IN MULTI-SHIFT OPERATIONS AND/OR EXPOSED TO HOSTILE ENVIRONMENTS OR CONDITIONS, LUBRICATION FREQUENCIES MUST BE INCREASED ACCORDINGLY. Dingli Machinery...
  • Page 88 Section7-General Maintenance Operation & Maintenance Manual Dingli Machinery...

  • Page 89: Operator Maintenance

    If necessary, top up with oil (photo) 2 to the correct level. Refit the cap. Repeat this operation for each wheel. Interval: Every 250 hours of operation or every 3 months 7.4.1.3 Wheel reduction gears oil - Change Dingli Machinery...
  • Page 90 If necessary, remove filler cap 2. Add oil to the correct level. Close level cap 1, and then filler cap 2. Clean the axle surfaces. Repeat the operations for the front and rear differential. Interval: Every 250 hours of operation or every 3 months 7.4.1.5 Differentials oil - Change Dingli Machinery...

  • Page 91: Rotation Slewing Ring Gear And Rotation Reduction Gear - Lubrication

    Lubricate the inner teeth of the slewing ring gear. Apply grease manually using a brush. Ensure that the grease is distributed uniformly. Remove grease buildup. Interval: First 50 hours of operation or every 2 weeks, and then every 250 hours of operation or every 3 months Dingli Machinery...
  • Page 92 FUCHS LAGERMEISTER EP2 CEPLATTYN KG 10 HMF If the machine is used in the severe environment, refer to DingLi for the grease. CRUSHING HAZARDS. KEEP HANDS AWAY FROM CYLINDER AND ALL MOVING PARTS WHEN LOWERING THE SECONDARY BOOM. 7.4.2.2 Rotation reduction gear oil-check Retract and lift the telescopic boom completely.
  • Page 93 Place a suitable sized container under the bleed cap 3. Unscrew the cap and drain out the oil. Close the drainage cap 3. Add oil through the filler hole 2 up to the prescribed level visible through the filler hole 1. Lubricate the reduction gear shaft bushes by injecting grease into grease nipple 4. Dingli Machinery...
  • Page 94 TO OBTAIN AN ACCURATE MEASUREMENT, PLACE THE DIAL INDICATOR NO MORE THAN 1 INCH/2.5CM FROM THE TURNTABLE ROTATION BEARING. a turret b dial indicator c drive chassis d turret rotation bearing Adjust the dial indicator need to the “zero” position. Dingli Machinery...

  • Page 95: Checking And Replacement Of Hydraulic Fluid

    Check the oil level indicator on the side of the hydraulic tank. Result: the oil level in the hydraulic system must be near the center line of the level indicator present on the tanks. The center line of the level indicator as follows. Dingli Machinery...
  • Page 96 THE HYDRAULIC OIL SHOULD BE APPLIED TO THE LOCAL ENVIRONMENT AND MUST BE FILTERED WITH ACCURACY OF 20UM, BEFORE BEING ADDED IN THE HYDRAULIC TANK. 7.4.3.2 Hydraulic oil - Replacement Go under the vehicle to access the tanks drainage caps. 7-10 Dingli Machinery...

  • Page 97: Hydraulic Fluid Filter-Replacement

    If the temperature difference between winter and summer is too large, the hydraulic oil chosen would be different. And the filters should be replaced when the oil is replaced. 7.4.4 Hydraulic fluid filter-replacement 7-11 Dingli Machinery...
  • Page 98 Refit the cap components and tighten it. Clean up any oil that may have spilled during the replacement procedure. Interval: Firstly, 50 hours, and then 300 hours, 500 hours, 1000 hours or one year in proper order, at last no more than 2000 hours or 2 years. 7.4.4.3 Replace the Return Filter 7-12 Dingli Machinery...

  • Page 99: Battery Maintenance

    ISOLATED SHOES, ISOLATED GLOVES, PROTECTING GLASSES MUST BE WEARED TO PROTECT FROM DAMAGE BEFORE STARTING KEEPING IN GOOD REPAIR. IF THERE IS SOMETHING WRONG WITH THE BATTERY, CALL DINGLI FOR HELP AT ONCE, AND REPAIRING BYSELF IS FORBIDDEN. 7.4.5.1 Lead Acid Battery 1) The battery is maintenance free except for occasional battery terminal cleaning, as noted in the following.

  • Page 100: Tires & Wheels Maintenance

    7.4.6 Tires & Wheels Maintenance Tire Damage For polyurethane foam filled tires, Dingli recommends that when any of the following are discovered, measures must be taken to remove the machine from service immediately and arrangements must be made for replacement of the tire or tire assembly.

  • Page 101: Tire Replacement

    Tire Replacement Dingli recommends a replacement tire be the same size, ply and brand as originally installed on the machine. Please refer to the Parts Manual for the part number of the approved tires for a particular machine model.

  • Page 102: Overload Sensor - Checking And Calibration

    If the load in the platform does not exceed rated load, the vehicle is safe during work. Otherwise, it is dangerous and the alarm will be activated. So, it is important to make sure the sensor is in good condition before starting work every day. 7.4.7.1.1 Bolt -checking 7-16 Dingli Machinery...
  • Page 103 Section7-General Maintenance Check if there is some bolts is slacken or missing and the sensor undamaged. If there is abnormal condition, ask for help from dingli or your agency. 7.4.7.1.2 Overload Sensor - checking It is critically important for safety of life and property of operators to make sure the sensor works well.

  • Page 104: Telescopic Boom Sliding Blocks

    7.4.8.3 Telescopic boom sliding blocks - Adjusting the play Park the vehicle in a suitable sized area, Remove the accessory from the quick-fit coupling. Centre the turret and set the telescopic boom in the horizontal position. Retract the telescopic boom completely. 7-18 Dingli Machinery...
  • Page 105 And then tighten bolts 1. The torque of bolts: 100 Nm Repeat the adjustment operations for the lateral sliding blocks. Always try to adjust the sliding blocks symmetrically, so that it is centered with respect to the adjacent ones. 7-19 Dingli Machinery...
  • Page 106 After completing the operations try to extend and retract the boom to check the boom movement is smooth. If the movement of the boom is not smooth, repeat the adjustments. Interval: Every 1000 hours of operation or every year 7-20 Dingli Machinery...

  • Page 107: General

    The best place to begin the problem analysis is at the power source (pump). Once it is determined that the pump is serviceable, then a systematic check of the circuit components, beginning with the control, would follow. For aid in troubleshooting, refer to the followed hydraulic schematics and Electric schematics. Dingli Machinery...

  • Page 108: Hydraulic Schematics

    Section8-Schematics Operation & Maintenance Manual 8.3.1 Hydraulic Schematics Dingli Machinery...

  • Page 109: Electric Schematics

    Operation & Maintenance Manual Section8-Schematics 8.3.2 Electric Schematics 8.3.2.1 Lead Acid Battery Dingli Machinery...
  • Page 110 Section8-Schematics Operation & Maintenance Manual Dingli Machinery...
  • Page 111 Operation & Maintenance Manual Section8-Schematics Dingli Machinery...
  • Page 112 Section8-Schematics Operation & Maintenance Manual 8.3.2.2 Li battery Dingli Machinery...
  • Page 113 Operation & Maintenance Manual Section8-Schematics Dingli Machinery...
  • Page 114 Section8-Schematics Operation & Maintenance Manual Dingli Machinery...

  • Page 115: Inspection And Repair Log

    Operation & Maintenance Manual Section9-Inspection and Repair Log Section Inspection and Repair Log Date Comments Dingli Machinery...

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