Only the trained and authorized personnel are allowed to maintain the machine. It is necessary to always keep this Manual along with the machine as a part of it. Please contact with Hunan SINOBOOM Heavy Industry Co., Ltd. Table of Contents Importance............................
Page 3
Please contact us: Website: www.sinoboom.com E-mail: info@sinoboom.com.cn Service Tel: 400-608-1289/0731-87116333 Fax: 0086-0731-87116516-16 Address: No.128, East Jinzhou Avenue, Ningxiang High-tech Industrial Park, Changsha, Hunan,China Zip code: 410600 Trainslation Version Hunan SINOBOOM Intelligence Equipment Co., Ltd. All Rights Reserved The first edition: May 2020...
SINOBOOM. most important. Hunan SINOBOOM Heavy Industry Co., Ltd. will Read the procedures carefully. provide accurate information and quality services. The marks used in the labels in...
Page 6
GTTZ10EJ Maintenance Manual With potential hazards such as movable parts, components which could rotate freely or have not been fixed, lifting or moving weight. Be sure to wear work boots.
Page 7
GTTZ10EJ Maintenance Manual Safety in Work Place Keep sparks, flame and lit cigarette end away from flammable explosive materials such as storage battery and engine fuel. Equip qualified fire extinguisher nearby. Maintain all tools and work place properly future use.
GTTZ10EJ Maintenance Manual Product Performance Parameters Parameter Items GTTZ10EJ Maximum platform height 8.3m(27 ft 3 in) Maximum working height 10.3m(33 ft 9.5 in) Maximum horizontal extension 3.3m(10 ft 10 in) Rotation of turntable 345° Tailswing of turntable Jib pitch angle +70°/-50°...
Page 9
GTTZ10EJ Maintenance Manual Allowable dip angle when working(portrait/lateral) 3°/3° Tire specification/type 406x127mm//Solid tire(16 x5in) Battery voltage/capacity 6Vx4/240Ah Power unit 24V DC ,3 kW(24V DC ,4 hp) Control voltage 24V DC Allowable ambient temperature (lithium batteries) -20°C to 40°C -(4°F to 104°F) Allowable ambient temperature (lead-acid batteries) -10°C to 40°C (14°F to 104°F)
Page 10
GTTZ10EJ Maintenance Manual Description of Hydraulic System (14°F Hydraulic oil Normal temperature region (-10 to 40 °C °C to 104°F): L-HM46; -22°F to 14°F ): Cold region (-30 to -10 °C °C L-HV32 °F )): L-HM68; Hot region (>40 (>104 °C...
Page 11
GTTZ10EJ Maintenance Manual Installation Instructions for Hydraulic Hoses Tightening Procedures and Fittings Replace the O-ring. It is necessary to When removing or installing the hydraulic hoses replace the O-ring if the seal has been and fittings with O-ring, it is necessary to damaged.
GTTZ10EJ Maintenance Manual the angle on axis Y exceeds 3°, the alarm will Operating Procedures be triggered, and the machine could not lift, travel or turn. Energy The travel switch is used to verify whether the pi-hole protector is turned on; if the boom is...
GTTZ10EJ Maintenance Manual Lock the tires. Regular Maintenance Procedures Description This section provides detailed operation procedures for the regular maintenance and inspection. The procedure includes description, safety Compliance warning and step description. The maintenance and inspection should be completed by trained and competent personnel.
Page 14
GTTZ10EJ Maintenance Manual Maintenance Symbol Definition Maintenance Schedule Attention: The following There are five types of repair & inspection to be Attention symbols are used in this carried out according to the schedule: Every manual for helping the day, every quarter, every six months, every...
Page 15
GTTZ10EJ Maintenance Manual Pre-delivery Inspection: Description: Attention Use the operation manual for this machine. It is quite necessary to carry out the preparation preparation before delivery includes before delivery. inspection before delivery, maintenance procedures and functional inspections. Carry out this procedure each time before delivery for the convenience of finding before Record the inspection results.
Page 16
GTTZ10EJ Maintenance Manual Maintenance Record Form: A-3 Inspect Damaged, Loose or Lost Parts A-4 Inspect Hydraulic Oil Level Model A-5 Inspect Hydraulic Oil Leakage Serial No. A-6 Functional Inspections Date Carry out Inspections of New Vehicle after User 40 Working Hours...
Page 17
GTTZ10EJ Maintenance Manual Oil Tank C-2 Inspect Platform Weighing System (Optional) Record Form D Items D-1 Replace Element of Return Oil Filter of Hydraulic Oil Tank Record Form E Items E-1 Inspect and Replace Hydraulic...
Attention Hunan SINOBOOM Return the manual into the storage box Heavy Industry Co., Ltd. after use. Attention: If needing to Attention replace the manual, please contact with Hunan SINOBOOM Heavy Industry Co., Ltd.
GTTZ10EJ Maintenance Manual A-3 Inspect Damaged, Loose or Lost Parts A-4 Inspect Hydraulic Oil Level Inspecting the condition of the machine daily is Ensuring appropriate hydraulic oil is of great of great importance to the safe and reliable importance to the normal operation of the operation of the machine.
GTTZ10EJ Maintenance Manual A-5 Inspect Hydraulic Oil Leakage A-6 Functional Tests Inspect Platform and Ground Controller Testing functional switches and emergency stop buttons of machine is of great importance to the safe operation of the machine. If any function could not operate normally or the emergency...
GTTZ10EJ Maintenance Manual A-7 Carry out Maintenance after 30 Days A-8 Inspect Battery The 30-day maintenance is a kind of one-off Attention: Carry Attention maintenance after new equipment operates by this procedure every about 30 days or 40 hours. After finishing this 125 hours.
Page 22
GTTZ10EJ Maintenance Manual outlet. 30% of the Inspect the line connection of battery and battery ensure the connection to be correct. capacity Connect the charging plug to 220V socket. The batter level is low and Result: The battery could be re-charged...
GTTZ10EJ Maintenance Manual Ground controller junction box A-9 Inspect and adjust wirerope tightness Platform controller junction box Inspect the flexile joints, and confirm that the joints have not become loosened and the sensor lines have not been damaged. Check the protruding height of the wire rope every week.
GTTZ10EJ Maintenance Manual B-2 Inspect Rim,Tire and Fasteners Good maintenance of rims and tires is great importance to the safety. The machine might tip over if the rim or the tire has problems. The components might be damaged if the problems have not been found and repaired timely.
GTTZ10EJ Maintenance Manual B-3 Test Key Switch B-4 Test Emergency Stop Buttons The flexible operation of key switch is of great The function of the emergency stop buttons is importance to the safety of the machine. Failure of great importance to the safe operation of the of key switch might cause hazardous operation.
GTTZ10EJ Maintenance Manual B-5 Test Horn B-6 Test Braking Device The horn function is of great importance to the safe operation of the machine. If the horn button is pressed on the platform controller, the horn will be ringed on the base frame to warn the personnel on the ground.
GTTZ10EJ Maintenance Manual B-7 Testing Traveling Speed (Platform in B-8 Testing Traveling Speed (Platform in Lifted State) Fully Retracted State) Reasonable driving speed great Reasonable driving speed great importance to the safe operation of the machine. importance to the safe operation of the machine.
Result: GTTZ10EJ: The lifting time of main jib shall be See Procedure E-1 for replacement steps. about 34s. Move the lifting/lowering switch of fly jib to lifting position until the fly jib lifts to the highest position.
GTTZ10EJ Maintenance Manual B-11 Inspect Ventilation System of Hydraulic Procedure C Oil Tank C-1 Replace Air Filter of Hydraulic Oil Tank Good ventilation of hydraulic oil tank cap is of great importance to the normal operation of Replacing the air filter of hydraulic oil tank is of hydraulic pump and the extension of service life.
GTTZ10EJ Maintenance Manual C-2 Inspect Platform Weighing System Procedure D (Optional) D-1 Replace Element of Return Oil Filter of Hydraulic Oil Tank Attention: As required Attention in the specification of Hunan SINOBOOM Replacing the return oil filter of hydraulic oil tank Heavy Industry Co., Ltd., it is necessary to carry...
GTTZ10EJ Maintenance Manual Remove the fastening bolt from the Procedure E hydraulic oil tank. Remove the oil tank from the machine. E-1 Inspect and Replace Hydraulic Oil Remove the oil suction filter from oil tank and clean with appropriate detergent.
GTTZ10EJ Maintenance Manual Description Maintenance Procedures Most procedures in this section should be carried out in the special maintenance service center. After detecting the troubles, it is necessary to select appropriate maintenance procedures. Symbol Definition Compliance: Safety warning mark- It is used to The maintenance procedures shall be carried prompt potential personal injuries.
GTTZ10EJ Maintenance Manual Platform Components 1-2 How to Remove Platform 1-1 How to Remove Electric Control Box from Platform Lower the boom to fully retracted position, disconnect the external power supply and turn the emergency stop button on platform controller and ground controller to the...
GTTZ10EJ Maintenance Manual Fly Jib Components Boom Components 2-1 How to Remove Fly Jib Cylinder 3-1 How to Remove Boom Assembly 1. Lower the boom to the lowest position. Retract the boom fully. 2. Disconnect hose harness Lift the fly jib with appropriate connected between the fly jib and the lifting equipment.
GTTZ10EJ Maintenance Manual boom 3-3 How to Remove Boom 3. First telescopic boom 6. Fourth telescopic boom 3-2 How to Remove Lifting Cylinder of Boom Remove the fixing nut and spring of steel wire rope on the basic boom. Remove the bolt on the head of basic boom, and take down the sliding block.
GTTZ10EJ Maintenance Manual on the first telescopic boom. booms from the second telescopic boom completely. 15. Remove the fixing bolt for the steel wire rope pulley from the second telescopic 30. Remove the bolt on the head of the third boom.
Page 37
GTTZ10EJ Maintenance Manual port. telescopic boom with the bolt at the viewing port of chain site on the second telescopic Fix the chain end onto the fourth telescopic boom. boom with bolt at the viewing port of the third telescopic boom.
GTTZ10EJ Maintenance Manual second telescopic boom at the viewing port completely. of the first telescopic boom. 47. Thread the fixing plate of chain through the 33. Install the sliding block on the end of the lifting cylinder. third telescopic boom.
GTTZ10EJ Maintenance Manual slewing motor. “Installation Instructions for Hydraulic Hoses and Fittings”. Remove the mounting bolts for slewing motor. 1. Locate the position of the functional valve blocks. Take out the slewing motor. 2. Label, disconnect and plug the hoses and fittings on the valve block.
GTTZ10EJ Maintenance Manual 4-5 How to Remove Hydraulic Oil Tank reducer Attention Attention: Ensure the shaft of motor gear to be clean and free from foreign matters when installing the previously removed traveling motor. Caution Caution: high pressure hydraulic oil might cause personal injuries.
GTTZ10EJ Maintenance Manual 6. Take down the traveling reducer. Take down the bearing seat. 5-3 How to Remove Rear Wheel Bearing 5-4 How to Remove Steering Angle Sensor Seat A pair of tapered roller bearings is installed in The steering angel sensor is used to detect the the bearing seat which also is used to install the vehicle steering in real time.
GTTZ10EJ Maintenance Manual Hydraulic System hydraulic connector slowly and drain the oil pressure slowly; do not let the oil spray. 6-1 Detection of Function Pump The pump is connected to the motor to form the 6-2 How to Replace Hydraulic Pump hydraulic power unit.
Page 43
GTTZ10EJ Maintenance Manual Attention: Prevent the part surface being damaged in the entire process.
GTTZ10EJ Maintenance Manual 6-3 Power Unit Control Valve Block How to Install Cartridge Valve Immerse the valve into clean oil and lubricate the O-ring. Screw in the cartridge valve with hand until the O-ring contacts with valve block, and tighten as per specified torque.
GTTZ10EJ Maintenance Manual How to Adjust System Overflow Valve overflow valve; turn the Warning handle clockwise increase pressure and turn handle counterclockwise decrease pressure. Warning Tip-over risk: Improper pressure adjustment would cause the machine to be damaged and Attention: Ensure that lead to death or serious injury.
Page 46
GTTZ10EJ Maintenance Manual Filter Manual pump Power unit Reducing valve Overflow valve Slewing motor Three-position four-way solenoid directional valve Check valve Two-position two-way solenoid directional valve Hydraulic control one-way valve Two-position two-way solenoid directional valve...
GTTZ10EJ Maintenance Manual avoiding short circuit. Electrical System The wet lead-acid battery will release little gas in the process of use, particularly in 7-1 Use and Maintenance of Lead-Acid the charging process; thus, it is necessary Storage Battery to charge the battery in a well-ventilated place.
Page 49
GTTZ10EJ Maintenance Manual is not kept clean and dry. For preventing above the plate electrode, and then corrosion, it is necessary to apply a thin layer of charge the battery; proceed to the petroleum jelly or use terminal protector. following water filling steps.
Page 50
GTTZ10EJ Maintenance Manual The battery will discharge gas (bubble) at Disconnect the power-off plug to eliminate the end of charging so as to ensure the potential parasitic loading which may sufficient mixing of electrolyte. cause electrical leakage of battery.
Page 51
GTTZ10EJ Maintenance Manual and any other batteries in the battery rack Storage in hot environment (above 32℃) is larger than 1.0V, it indicates that the During storage, do not expose the battery battery may have troubles. directly heat source.
Page 52
GTTZ10EJ Maintenance Manual High Frequency Battery Charger ① Relevant Technical Parameters: Input voltage: AC100-240V Output voltage: 24V ② Precautions: Input low voltage protection: When the input AC voltage is lower than 85V, the charger will be turned off for protection...
GTTZ10EJ Maintenance Manual 7-2 Trouble Diagnosis (Deltatech System) The machine with this system has two display screens which are located on the ECU control box of lower platform and the control box of upper platform which. They are used to display the machine...
Page 54
GTTZ10EJ Maintenance Manual Trouble Description and Inspection (Deltatech System) Indication Trouble Description Action Limit Trouble Inspection System initialization trouble All actions The ECU may have fault. Replace the ECU. Inspect whether the communication cables are connected properly; replace the ECU and the PCU if...
Page 55
GTTZ10EJ Maintenance Manual Indication Trouble Description Action Limit Trouble Inspection Inspect whether the harness connected to the solenoid valve connector has been inserted tightly, and Pit-hole extending trouble Prohibiting all actions meanwhile inspect whether the solenoid valve is short-circuited or open-circuited.
Page 56
GTTZ10EJ Maintenance Manual Indication Trouble Description Action Limit Trouble Inspection Trouble of fly jib lifting solenoid Prohibiting lifting Inspect whether the harness connected to the solenoid valve connector has been inserted tightly, and valve and traveling meanwhile inspect whether the solenoid valve is short-circuited or open-circuited.
GTTZ10EJ Maintenance Manual 7-3 Fundamental Troubleshooting Trouble Phenomenon Trouble Causes Troubleshooting The key is in the middle position. The upper platform or the lower platform emergency stop button is pushed down. Inspect whether the leads of power supply and communication are inserted properly and reliably.
Page 58
GTTZ10EJ Maintenance Manual The upper platform could not be The platform is limited to 1.2m Reset the handle and carry out lowering operation again. lowered when there is no alarm. Inspect whether the on-off input plug is inserted properly or firmly.
Page 59
GTTZ10EJ Maintenance Manual The sensor has not been calibrated The load has not been calibrated or No overload warning The wiring of load sensor is wrong the height is incorrect The sensor is not in good condition Re-calibrate the parameters.
Need help?
Do you have a question about the GTTZ10EJ and is the answer not in the manual?
Questions and answers