Page 1 Maintenance Part No.505050110002 Rev: B Manual Apr 2022 产品说明书 PRODU C T MAN U AL TB18 Plus/TB590 Plus TB20J Plus/TB660J Plus 0608E (2132E) G T JZ 0808E (2732E) G T JZ 0808E (2732E) G T JZ G T JZ 0808E (2732E)
Page 3 Operating, servicing and maintaining this vehicle or equipment can expose you to chemicals including engine exhaust, carbon monoxide, phthalates, and lead, which are known to the State of California to cause cancer and birth defects or other reproductive harm. To minimize exposure, avoid breathing exhaust, do not idle the engine except as necessary, service your vehicle or equipment in a well-ventilated area and wear gloves or wash your...
Page 4 : No.128, East Jinzhou Avenue, Ningxiang High-tech Industrial Park, Changsha, Hunan, China Zip Code : 410600 Copyright © Hunan Sinoboom Intelligent Equipment Co., Ltd. All Rights Reserved The final interpretation right of this manual belongs to Hunan Sinoboom Intelligent Equipment Co., Ltd.
Page 5 See the nameplate on your machine to identify the model and serial number. (See Decals/Nameplate Inspection of the Operation Manual for details.) Trade Identification Model Serial No. Imperial Metric From 0504900101 to present TB18 Plus TB18 Plus TB590 Plus From 0505000155 to present TB20J Plus TB20J Plus TB660 Plus NOTE: •...
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Page 7 This manual covers the basic parts information of one or more products. Therefore, please use this manual according to your needs. If you find problems in the manual or have suggestions for improve- ment, feel free to share your feedback with Sinoboom, and we will address these issues as soon as possible.
Page 8 This Page Intentionally Left Blank...
Page 9: Table Of Contents
Hydraulic System ..... 3-1 Pins and composite bearing... 4-5 TB18 Plus&20J Plus Maintenance Manual © Apr 2022...
Page 11 Electrical Symbols ....6-33 Electrical Schematic ....6-35 Appendix 1: Prepare the Work Record before Delivery..A-1 TB18 Plus&20J Plus Maintenance Manual © Apr 2022...
Page 13: Introduction
If you have any questions, contact Hunan Sinoboom In- telligent Equipment Co., Ltd.. TB18 Plus&20J Plus Maintenance Manual © Apr 2022...
Page 15: Safety
In case of any accident involving the machinery of Also, people who have alcohol or drugs in their Hunan Sinoboom Intelligent Equipment Co., Ltd., notify system, or experience excessive fatigue or Hunan Sinoboom Intelligent Equipment Co., Ltd.
Page 16: Electrocution Hazards
Table 1-1 Minimum Safe Distance Voltage Minimum Safe Distance (Phase to Phase, kV) (m/ft) 0-50 3.05 (10) 50-200 4.60 (15) 200-350 6.10 (20) 350 -500 7.62 (25) 500 -750 10.67 (35) 750 -1000 13.725 (45) © Apr 2022 TB18 Plus&20J Plus Maintenance Manual...
Page 17 Do not use the platform or boom ground, with gravel or other assembly to push other machines uneven surfaces, or near holes or objects. and steep slopes, maintain a minimum distance of 0.6m (2ft) and reduce the speed. TB18 Plus&20J Plus Maintenance Manual © Apr 2022...
Page 18: Jobsite Hazards
Do not lift the platform when the wind speed exceeds 12.5 m/s (28 mph). If the wind speed exceeds 12.5 m/s (28 mph) after the platform is lifted, © Apr 2022 TB18 Plus&20J Plus Maintenance Manual...
Page 19 If the machine is used in any other applications, or by any other means, as specified by fold the platform and do not Sinoboom, it must be approved or guided by the continue to operate the machine. manufacturer.
Page 20: Unsafe Operation Hazards
The battery is vital to maintaining the stability of the machine. • Do not place or attach any suspended load onto any part of the machine. © Apr 2022 TB18 Plus&20J Plus Maintenance Manual...
Page 21: Fall Hazards
Maintenance Manual in addition to following more maintenance manual in addition to following more stringent industry regulations and workplace rules. stringent industry regulations and workplace rules. TB18 Plus&20J Plus Maintenance Manual © Apr 2022...
Page 22: Crush Hazards
• Limit the speed of travel according to ground conditions, crowding, gradients, the presence and location of personnel and any © Apr 2022 TB18 Plus&20J Plus Maintenance Manual...
Page 23: Explosion And Fire Hazards
During operation, keep the left and right doors of the chassis closed and locked. Only trained service personnel can open the left and right doors to repair the machine. TB18 Plus&20J Plus Maintenance Manual © Apr 2022...
Page 24: Battery Hazards
ELECTROCUTION HAZARD • Contact with hot circuit may cause serious injury or death. Be sure to wear goggles, gloves and protective clothing. • Remove all rings, watches and other accessories. © Apr 2022 1-10 TB18 Plus&20J Plus Maintenance Manual...
Page 25 • Do not tamper with battery system to avoid serious accident. • Cut off the battery main switch if the battery is not to be used for an extended period. TB18 Plus&20J Plus Maintenance Manual 1-11 © Apr 2022...
Page 26: Hydraulic Hazards
OFF position. 7. Turn the key switch at the ground controls to OFF position and remove the key to avoid unauthorized operation of the machine. 8. Turn off the main power switch. © Apr 2022 1-12 TB18 Plus&20J Plus Maintenance Manual...
Page 27 SAFETY NOTICE After using the machine, the main power switch must be disconnected. TB18 Plus&20J Plus Maintenance Manual 1-13 © Apr 2022...
Page 29: Specifications
SPECIFICATIONS MACHINE SPECIFICATIONS Table 2-1 TB18 Plus specifications TB18 Plus (METRIC) TB590 Plus (IMPERIAL) MEASURE DIMENSION Max platform height 18.1 m 59ft 5in Max working height 20.1 m 65ft 11in Max horizontal reach 15.5 m 50ft 10in Overall length (stowed) 8.93 m...
Page 30 WEIGHT Gross weight (unladen) 11430 kg 25199 lb Table 2-2 TB20J Plus specifications TB20J Plus (METRIC) TB660J Plus (IMPERIAL) MEASURE DIMENSION Max platform height 20 m 65ft 7in © Apr 2022 TB18 Plus&20J Plus Maintenance Manual...
Page 31 2.4 m 7ft 10in Turning radius (outside) 5.55 m 18ft 3in Max allowable side force (restricted/ 600 N/400 N 135 lbf/90 lbf unrestricted) Max operating noise level 82 dB IP rating IP65 TB18 Plus&20J Plus Maintenance Manual © Apr 2022...
Page 32 In cold weather, auxiliary devices are needed to start the machines. e) Rated platform capacity represents the rated load of the platform, including the loads of persons, materials, tools, platform accessories and other objects borne by the platform. © Apr 2022 TB18 Plus&20J Plus Maintenance Manual...
Page 33 SPECIFICATIONS TB18 Plus range of motion Restricted Unrestricted TB18 Plus&20J Plus Maintenance Manual © Apr 2022...
Page 34 SPECIFICATIONS TB20J Plus range of motion Restricted Unrestricted © Apr 2022 TB18 Plus&20J Plus Maintenance Manual...
Page 35: Engine Specifications
In-line, water-cooled, 4–stroke 0.77 gal（US） Number of Compression 17：1 Cylinders Ratio 98mm(3.86 in) Firing Order 1-2-4-3 Bore Output 36.4kw@2600rpm 105mm(4.13 in) Stroke 3.17L Torque 147Nm（108 ft-lb）@1600rpm Total 0.70 gal(UK) Displacement 0.84 gal(US) TB18 Plus&20J Plus Maintenance Manual © Apr 2022...
Page 36: Function Speed
Jib down 22～28s Max drive speed WEIGHTS 20～25s 20～25s （30m） -stowed UNSAFE OPERATION HAZARD • Do not move heavy components without mechanical assistance. • Do not place heavy component upon instable surface. © Apr 2022 TB18 Plus&20J Plus Maintenance Manual...
Page 37: Hydraulc System Specifications
Note: The component weight may vary with different configurations selected. HYDRAULC SYSTEM SPECIFICATIONS Table 2-9 ITEM SPECIFICATION Hydraulc Oil Normal temperature region L-HM46 (0℃~40℃ [32℉~104℉]) Cold region L-HV32 (-25℃~25℃ [-13℉~77℉]) High temperature region (＞40℃ [104℉]) L-HM68 TB18 Plus&20J Plus Maintenance Manual © Apr 2022...
Page 38: Hydraulic Hose And Fitting
26 ± 2 Nm (19 ± 2 ft-lb) M14 × 1.5 40 ± 3 Nm (30 ± 2 ft-lb) M16 × 1.5 50 ± 4 Nm (37 ± 3 ft-lb) M18 × 1.5 © Apr 2022 2-10 TB18 Plus&20J Plus Maintenance Manual...
Page 39: Hydraulic Fitting Torque
55 ± 4 Nm (41 ± 3 ft-lb) M16×1.5 75 ± 5 Nm (55 ± 4 ft-lb) 95 ± 6 Nm (70 ± 4 ft-lb) 70 ± 5 Nm (52 ± 4 ft-lb) M18×1.5 TB18 Plus&20J Plus Maintenance Manual 2-11 © Apr 2022...
Page 40 G1-1/2A 280 ± 20 Nm (207 ± 15 ft-lb) 540 ± 30 Nm (398 ± 22 ft-lb) Hydraulic fittings with Unified Thread Standard (UNC/UNF) must be torqued to the following specifications. © Apr 2022 2-12 TB18 Plus&20J Plus Maintenance Manual...
Page 41: Hydraulic Hose And Fitting Torque
FASTENER TORQUE 3. Properly seat the O-ring. SPECIFICATIONS Unless special torque requirements are stated in this manual or other instructions, torque metric bolts to the values listed in the table below. TB18 Plus&20J Plus Maintenance Manual 2-13 © Apr 2022...
Page 42 NOMINAL OPPOSITE NUT SIZE (S) CLASS 5 CLASS 8 DIAMETER (IN) 10 Nm (7 ft-lb) 14 Nm (10 ft-lb) 1/4-20 7/16" 21 Nm (15 ft-lb) 29 Nm (21 ft-lb) 5/16-18 1/2" © Apr 2022 2-14 TB18 Plus&20J Plus Maintenance Manual...
Page 43 9/16-18 13/16" 200 Nm (148 ft-lb) 280 Nm (207 ft-lb) 5/8-18 15/16" 350 Nm (258 ft-lb) 495 Nm (365 ft-lb) 3/4-16 1-1/8" 560 Nm (413 ft-lb) 780 Nm (575 ft-lb) 7/8-14 TB18 Plus&20J Plus Maintenance Manual 2-15 © Apr 2022...
Page 45: System Descriptions
The batteries are charged by the DC generator of the engine. Power- off switches are used to protect the control system. TB18 Plus&20J Plus Maintenance Manual © Apr 2022...
Page 47: Service And Guidelines
Reference the Repair & Inspection Report for items Qualified Sinoboom equipment mechanic is a person requiring inspection. Reference the Inspection recognized by Sinoboom as one who, by possession of Procedures in appropriate areas of this manual to a recognized degree, certificate, training, has perform the inspection and maintenance procedures.
Page 48: Preventive Maintenance
SERVICE AND GUIDELINES annual machine inspection, notify Hunan Sinoboom Intelligent Equipment Co., Ltd. of the current machine ownership information. PREVENTIVE MAINTENANCE The preventive maintenance must be performed by a qualified Sinoboom equipment mechanic. Reference the Repair & Inspection Report and Maintenance Schedule in this manual for the inspecton items and intervals.
Page 49: Storage
Never attempt to move heavy parts without the aid of a this manual. mechanical device. Do not allow heavy objects to rest in an unstable position. When raising a portion of the equipment, ensure that adequate support is provided. TB18 Plus&20J Plus Maintenance Manual © Apr 2022...
Page 50: Cleanliness
• The static and dynamic load tests of the machine suggest a compliance with the relevant standard. © Apr 2022 TB18 Plus&20J Plus Maintenance Manual...
Page 51: Pressure-Fit Parts
2. Unless specific torque requirements are given • Excessive sloppiness in joints. within the text, standard torque values should be used on heat-treated bolts, studs, and steel nuts, in • Noise originating from the joint during operation. TB18 Plus&20J Plus Maintenance Manual © Apr 2022...
Page 52 1. Prior to the machine assembling, apply silicone grease around the male pins and female pins inside the connectors to prevent oxidization. An injector may be used for the convenience of operation. © Apr 2022 TB18 Plus&20J Plus Maintenance Manual...
Page 53 5. A competent operator must conduct daily • The replacement parts used in the maintenance maintenance on this machine as stated in operation should be identical or equivalent to the original manual and maintenance manual. parts. TB18 Plus&20J Plus Maintenance Manual © Apr 2022...
Page 54 Every half a year or every 500 repair is completed and the box marked "- A+B+C hours REPAIRED" shall be checked. Select the appropriate inspection procedure based on the Every year or every 1000 hours A+B+C+D inspection type. © Apr 2022 TB18 Plus&20J Plus Maintenance Manual...
Page 55: Appendix 2: Repair & Inspection Report
YES/Machine is NO/Machine Has Problem Machine Has Items in Good Damage or Description Been Repaired Condition Malfunction B-1 Inspect and Replace Hydraulic Oil Tank Return Filter Element B-2 Inspect Rim, Tire and Fasteners TB18 Plus&20J Plus Maintenance Manual © Apr 2022...
Page 56 B-22 Inspect Emergency Lowering B-23 Inspect Tilt Protection Checklist C Procedures REPAIRED/ YES/Machine is NO/Machine Has Problem Machine Has Items in Good Damage or Description Been Repaired Condition Malfunction C-1 Replace Fuel Filter Element © Apr 2022 TB18 Plus&20J Plus Maintenance Manual...
Page 57: Gear Oil
Manual in appropriate place is vital to safe machine • Verify each page of the manuals is legible and operation. The manuals should be kept at all times in intact. the manual storage container on the platform. If the TB18 Plus&20J Plus Maintenance Manual © Apr 2022...
Page 58 Nuts, bolts and other fasteners each use. Note: If the manuals need to be replaced, please NOTICE contact Hunan Sinoboom Intelligent Equipment Co., Ltd.. If damaged parts, incorrect installation or missing parts are discovered, please replace immediately and install correctly; if the fasteners are found A-2 Inspect All Decals detached or loose, please secure immediately.
Page 59 1. Turn the Ground/Platform control select switch at Lowest temperature -5℃ or higher -10# the ground controls to the ground control position, Lowest temperature -14℃ or higher -20# and pull out the emergency stop button at the TB18 Plus&20J Plus Maintenance Manual © Apr 2022...
Page 61 3. The coolant level should be at the fill inlet of the changed as recommended, there will be coolant box. sediments, contaminants or wear incurred which will shorten the engine service life. TB18 Plus&20J Plus Maintenance Manual © Apr 2022...
Page 62 Inspect the engine belt for： • Crack or breakage 1. Open the right turntable cover. • Wear or misalignment 2. Locate the fuel strainer. • Peeling-off © Apr 2022 5-10 TB18 Plus&20J Plus Maintenance Manual...
Page 63 Shut off the engine before inspection. Figure 5-8 Cummins QFS2.8t3NA60 fuel- water separator 1. Open the cover on the right side of engine. 2. Locate the cooling fan in the radiator of engine. TB18 Plus&20J Plus Maintenance Manual 5-11 © Apr 2022...
Page 64 Even if a tiny amount of dust or debris gets inside the engine, it will result in severe wear of piston ring and increased exhaust. Be sure to keep the intake system clean and free of leakage. © Apr 2022 5-12 TB18 Plus&20J Plus Maintenance Manual...
Page 65 21. Platform control position 22. Ground control position 6. Enable switch 14. Platform rotate switch 7. Emergency power switch 15. Platform level switch 16. Exhaust disposal switch 8. Not used (if equipped) TB18 Plus&20J Plus Maintenance Manual 5-13 © Apr 2022...
Page 66 22. Ground control position 6. Enable switch 14. Platform rotate switch 7. Emergency power switch 15. Platform level switch 8. After-treatment locking switch (if 16. Exhaust disposal switch equipped) (if equipped) © Apr 2022 5-14 TB18 Plus&20J Plus Maintenance Manual...
Page 67 9. Platform info 33. Overload limit 10. Alarm message 34. Drive limit (operating position) 22. Overload alarm 35. Drive and boom functions 23. Axle extended in place 11. Fault alarm allowed TB18 Plus&20J Plus Maintenance Manual 5-15 © Apr 2022...
Page 68 26.Emergency power switch 6.Main boom lift direction switch 17. Glow plug switch 27.Malfunction indicator panel 7. Not used (if equipped) 28. Power indicator light 8. Platform rotate switch 18. Steer direction © Apr 2022 5-16 TB18 Plus&20J Plus Maintenance Manual...
Page 69 3. Use a wrench to remove the return filter. CHECKLIST B PROCEDURES B-1 Replace Hydraulic Oil Tank Return Filter Element Replaceing the hydraulic tank return filter on a regular basis is vital to proper machine opration and extending TB18 Plus&20J Plus Maintenance Manual 5-17 © Apr 2022...
Page 70 Rubber worn to the wear mark. 2. Inspect the lug nuts are torqued to specificion BURN HAZARD (800Nm[590ft-lb]). Be cautious of the heated parts of engine. Bodily contact with them may result in severe burn. © Apr 2022 5-18 TB18 Plus&20J Plus Maintenance Manual...
Page 71 1. Open the right side cover of turntable. 2. Locate the fuel strainer (fuel-water separator). Figure 5-18 Cummins QFS2.8t3NA60 fuel- water separator TB18 Plus&20J Plus Maintenance Manual 5-19 © Apr 2022...
Page 72 Shut off the machine before inspection. Shut off the engine before inspection. 1. Remove the air filter of hdraulic tank. 1. Open the right side cover of turntable, and locate the high-pressure filter. © Apr 2022 5-20 TB18 Plus&20J Plus Maintenance Manual...
Page 73 1. Open the right side cover of turntable. 2. Locate the engine air filter, as shown in the below figure： Figure 5-24 Cummins QFS2.8t3NA60 air filter TB18 Plus&20J Plus Maintenance Manual 5-21 © Apr 2022...
Page 74 B-9 Inspect Length and Angle Sensors Regularly inspecting length and angle sensors is vital to safe machine operation. If the sensors can’t function properly, it will pose dangers to machine operation. Inspecting length sensor © Apr 2022 5-22 TB18 Plus&20J Plus Maintenance Manual...
Page 75 73°[±1°]）, the the main boom. boom should be prevented from further raising. TB18 Plus：when the boom extends to the When the main boom is lowered to the lower farthest(the ground display reads 15.45m of limit of lift angle(ground display reads -12°...
Page 76 Inappropriate gear oil level of slewing reducers will reduce the machine performance, and continued use could result in component damage. Figure 5-28 Inspecting the connecting bolts between chassis and slewing bearing © Apr 2022 5-24 TB18 Plus&20J Plus Maintenance Manual...
Page 77 Fig 5-27 , page 5-24, insert 0.04mm feeler gauge in between the bolt and washer. 4. Ensure the feeler gauge won’t go through the outside of bolt head to the bolt shank. TB18 Plus&20J Plus Maintenance Manual 5-25 © Apr 2022...
Page 78 Maximum Allowable Drift in Fasteners Diameter 10 Minutes (mm/in) (mm/in) Regularly inspecting the platform rotate cylinder fasteners is vital to proper and safe machine operation. 63/2.48 0.96/0.037 80/3.15 0.63/0.025 100/3.94 0.39/0.015 125/4.92 0.23/0.009 © Apr 2022 5-26 TB18 Plus&20J Plus Maintenance Manual...
Page 79 8. The assistant on the ground should inspect whether the wheel on the front left or rear right still remains off the ground, and keept it elevated. TB18 Plus&20J Plus Maintenance Manual 5-27 © Apr 2022...
Page 80 2. Ensure the battery negative and positive are correctly connected. 1. Inspect the tie rod of multi-way valve is properly secured before machine startup. © Apr 2022 5-28 TB18 Plus&20J Plus Maintenance Manual...
Page 81 5. Move the corresponding boom function switch on POSITION MAX DRIVE SPEED the platform controller to lower the platform. Operating 1.1 Km/h (0.68 mph) Non-operating 1.1 Km/h (0.68 mph) B-23 Inspect Tilt Protection 1. Start the machine. TB18 Plus&20J Plus Maintenance Manual 5-29 © Apr 2022...
Page 82 The filter element should be replaced more often if operating the machine in hostile environment. Figure 5-34 Deutz TD2011L04i fuel filter © Apr 2022 5-30 TB18 Plus&20J Plus Maintenance Manual...
Page 83 4. Move the engine start switch to idle for 2 minutes. Boom extend/retract cables are responsible for the 5. Shut off the engine. extension and retraction of boom.The boom extension 6. Open the drain valve to drain the engine oil. TB18 Plus&20J Plus Maintenance Manual 5-31 © Apr 2022...
Page 84 Replace the engine oil filter each time the engine oil is replaced. 1. Open the right turntable cover and locate the engine oil filter. Remove the filter. Figure 5-39 Cummins QFS2.8t3NA60 engine oil drain valve © Apr 2022 5-32 TB18 Plus&20J Plus Maintenance Manual...
Page 85 Before the test, move the boom fully up and down and extend and retract the boom for at least twice to ensure the pulley and track are adequately lubricated. Figure 5-43 Cummins QFS2.8t3NA60 engine oil filter TB18 Plus&20J Plus Maintenance Manual 5-33 © Apr 2022...
Page 86 4. Fully drain the drive reducer gear oil to the vessel. 5. Mount back the loosened bolt. 6. Drive the machine to rotate the reducer until one bolt is at top and the other is at 90 degrees. © Apr 2022 5-34 TB18 Plus&20J Plus Maintenance Manual...
Page 87: D-3 Replace Hydraulic Oil
Regularly replacing hydraulic oil is vital to good machine performance and extending service life. Unqualified cleanliness of oil may cause the machine to perform poorly and continued use may result in TB18 Plus&20J Plus Maintenance Manual 5-35 © Apr 2022...
Page 88: Replace Hydraulic Tank
Before replacing the coolant, allow procedure. the fluid in the coolant tank to cool down to room temperature. NOTICE Shut off the engine before inspection. © Apr 2022 5-36 TB18 Plus&20J Plus Maintenance Manual...
Page 89: D-7 Inpsect Boom Wear Pads
2. Measure the thickness of each wear pad as indicated in the above figure. The wear pad thickness specifications are listed in the table below. Table 5-16 Thickness Specifications 23mm（0.91in） 18mm（0.71in） 22mm（0.87in） 22mm（0.87in） 25mm（0.98in） 20mm（0.79in） TB18 Plus&20J Plus Maintenance Manual 5-37 © Apr 2022...
Page 90 3mm(0.118in.), the wear pad assembly should be timely replaced. NOTICE The wear pad disassembled from the boom should never be reused. Be sure to replace with a new wear pad asssembly. © Apr 2022 5-38 TB18 Plus&20J Plus Maintenance Manual...
Page 91: Repair Procedures
The retract cable is installed outside the boom so that the failures with retract cable are self- TB18 Plus&20J Plus Maintenance Manual © Apr 2022...
Page 92: Platform Controller
5. Use a suitable device to support the platform rotate motor. 6. Remove the bolts and nuts securing the pivot pin 4# to the platform rotate motor. 7. Remove the platform rotate motor. © Apr 2022 TB18 Plus&20J Plus Maintenance Manual...
Page 93: Jib Boom Assembly（Tb20J Plus
Inspecting the jib boom assembly the platform. 3. Lower the boom until the platform sits on the support. Take special care not to press the total weight of boom over the support. TB18 Plus&20J Plus Maintenance Manual © Apr 2022...
Page 94: Cable Track Assembly
3. Using a tool, hold the thread end (platform end) of 4. Using a wrench, torque alternately the adjusting the retract cable to prevent it from rotating. nuts of the both retract cables to 112 Nm（82.68 ft- lb）. © Apr 2022 TB18 Plus&20J Plus Maintenance Manual...
Page 95: Main Boom Assembly
8. Fully retract the boom, and ensure each boom • The counterweight is adequately section position dimensions fall within the supported by a rigid structure, as tolerances in the figure below. shown in Fig 6-10 , page 6-6. TB18 Plus&20J Plus Maintenance Manual © Apr 2022...
Page 96: Chassis And Turntable Components
COMPONENTS Tires and Rims Replacing tires and rims Hunan Sinoboom Intelligent Equipment Co., Ltd. recommends the replacement tires be of the same size, ply rating and brand as the original tires. For the part number of a specific machine model, please reference the Part Manual.If the replacement tires are not...
Page 97: Reducer And Drive Motor
1. First apply the threadlocker Loctite 272 to the nuts, then hand tighten all nuts to prevent cross- threading. Do not use a lubricant on threads or nuts. 2. Tighten the nuts in the sequence as shown below. Figure 6-14 TB18 Plus&20J Plus Maintenance Manual © Apr 2022...
Page 100 Tapered Roller Bearing 79913011 Locknut 79911183 Bearing Support 18125437 Inner Gear Ring 79912186 Sun Gear 79916156 Planet Carrier 79911093 Ball Head 79916119 Planet Gear 18121066 Cylindrical Roller Bearing 18125703 Circlip for Shaft © Apr 2022 6-10 TB18 Plus&20J Plus Maintenance Manual...
Page 101: Turntable Slewing Mechanism
5. After all installed, add a suitable level of gear oil. 6. Mesh the spline of motor with the inner gear of reducer, slowly rotate the motor housing until the oil TB18 Plus&20J Plus Maintenance Manual 6-11 © Apr 2022...
Page 102 1st Stage 2nd Stage 3rd Stage 272. Install the mounting bolts to secure the slewing reducer to the turntable, after installation pre-tighten 90Nm 180Nm 300Nm in diagonal order. （66ft-lb）（133ft-lb）（221ft-lb） © Apr 2022 6-12 TB18 Plus&20J Plus Maintenance Manual...
Page 103: Engine
Electrical circuit #1 frequency of sensor Data valid but higher than normal at the accelerator padal or control handle (highest-level severity) Data valid but higher than normal Engine coolant temperature (highest-level severity) TB18 Plus&20J Plus Maintenance Manual 6-13 © Apr 2022...
Page 104 Low-voltage short circuit 1241 2623 accelerator padal or control handle Accelerator pedal position sensor Data unstable, interrupted or incorrect 1242 Data valid but lower than normal 2448 Coolant level (lowest-level severity) © Apr 2022 6-14 TB18 Plus&20J Plus Maintenance Manual...
Page 105: Battery
The hydraulic generator is optional. Please confirm • Remove all rings, watches and whether the hydraulic generator can be installed on the other jewelry. machine before installation. Installation TB18 Plus&20J Plus Maintenance Manual 6-15 © Apr 2022...
Page 106 90° (refer to the placement position “C” Sinoboom. Do not debug the on the right side of the figure above). machine without permission. © Apr 2022 6-16 TB18 Plus&20J Plus Maintenance Manual...
Page 107: Hydraulic System
Table 6-7 1.Oscillate counterbalance valve 6. Oscillate control valve 11.Power unit 2.Drive control valve 7. Brake/2–speed control valve 12. Hydraulic rotary coupler 3. Oscillate multi-way valve 8. Cycloid motor 13. High-pressure filter TB18 Plus&20J Plus Maintenance Manual 6-17 © Apr 2022...
Page 108 REPAIR PROCEDURES 4. Hydraulic tank 9. Boom function manifold 14. Open type variable displacement pump 5. Accumulator 10. Slewing buffer valve 15. Closed type variable displacement pump © Apr 2022 6-18 TB18 Plus&20J Plus Maintenance Manual...
Page 109: Function Valves
REPAIR PROCEDURES Function Valves 12-2 12-3 14-1 12-1 14-2 Figure 6-21 Boom Function Manifold (PN.202040003176) TB18 Plus&20J Plus Maintenance Manual 6-19 © Apr 2022...
Page 110 Limit boom extending pressure 14–2 Relief valve 6-way O-type 8Nm (6ft-lb) Control steer direction gate valve 6-way Solenoid 8Nm (6ft-lb) Control boom telescoping direction valve 10-way Solenoid 15Nm (11ft-lb) Control boom telescoping direction valve © Apr 2022 6-20 TB18 Plus&20J Plus Maintenance Manual...
Page 111 REPAIR PROCEDURES Figure 6-22 Slewing buffer valve (PN.202040003061) Table 6-9 Slewing buffer valve (PN.202040003061) TORQUE NAME FUNCTION Counterbalance 40～45Nm (30～33ft-lb) Maintain a balanced load valve Shuttle valve Switch oil lines TB18 Plus&20J Plus Maintenance Manual 6-21 © Apr 2022...
Page 112 Table 6-10 Brake/2-speed control valve (PN.202040000006) TORQUE NAME FUNCTION Reducing valve 33.9Nm (25ft-lb) Control brake/2-speed pressure Damper 27.1Nm (20ft-lb) Control braking 3–1 Solenoid valve 27.1Nm (20ft-lb) Control high/low speed switching 3–2 Solenoid valve Damper Damper Damper © Apr 2022 6-22 TB18 Plus&20J Plus Maintenance Manual...
Page 113 Solenoid valve Control oscillation 12～15Nm (9～11ft-lb) Shuttle valve Switch oil lines Damper 5Nm (9ft-lb) Damper 5Nm (9ft-lb) Damper 5Nm (9ft-lb) Hydraulic 45～50Nm (33～37ft-lb) Keep fluid flowing in one way controlled valve TB18 Plus&20J Plus Maintenance Manual 6-23 © Apr 2022...
Page 114 Flush valve 40～45Nm (30～33ft-lb) Drive pressure control Relief valve 12～15Nm (9～11ft-lb) Shuttle valve Circuit switchover Damper 5Nm (4ft-lb) Damper 5Nm (4ft-lb) 55～65Nm (41～48ft-lb) Keep fluid flowing in one way Check valve © Apr 2022 6-24 TB18 Plus&20J Plus Maintenance Manual...
Page 115 Table 6-13 Platform duplex manifold (PN.202040000329) TORQUE NAME FUNCTION 40～45Nm (30～33ft-lb) Control jib lifting\lowering direction 1–1 Solenoid valve 40～45Nm (30～33ft-lb) Control platform rotation direction 1–2 Solenoid valve Damper 5Nm (9ft-lb) Damper 5Nm (9ft-lb) TB18 Plus&20J Plus Maintenance Manual 6-25 © Apr 2022...
Page 116 Counterbalance 40～45Nm (30～33ft-lb) Maintain a balanced load valve Figure 6-28 Leveling counterbalance valve (PN.202040000011) Table 6-15 Leveling counterbalance valve (PN.202040000011) NAME TORQUE FUNCTION Counterbalance 70～75Nm (52～55ft-lb) Maintain a balanced load valve © Apr 2022 6-26 TB18 Plus&20J Plus Maintenance Manual...
Page 117 REPAIR PROCEDURES Figure 6-29 Telescoping counterbalance valve (PN.202040003126) Table 6-16 Telescoping counterbalance valve (PN.202040003126) TORQUE NAME FUNCTION Counterbalance 45–50Nm (33–37ft-lb) Keep the load balanced valve TB18 Plus&20J Plus Maintenance Manual 6-27 © Apr 2022...
Page 118: Hydraulic Symbols
17.4787 46.7096 Check valve 28.5682 46.7096 Emergency power 28.5682 16.0000 34.4087 46.7096 34.4087 32.0000 棕 Hydraulic motor 兰 32.0000 黑 16.0000 28.5682 16.0000 Overflow valve 17.4787 46.7096 34.4087 32.0000 28.5682 16.0000 © Apr 2022 6-28 TB18 Plus&20J Plus Maintenance Manual...
Page 119: Hydraulic Schematic
REPAIR PROCEDURES Hydraulic Schematic Figure 6-31 TB18 Plus hydraulic schematic TB18 Plus&20J Plus Maintenance Manual 6-29 © Apr 2022...
Page 120 REPAIR PROCEDURES Figure 6-32 TB20J Plus hydraulic schematic © Apr 2022 6-30 TB18 Plus&20J Plus Maintenance Manual...
Page 121: Electrical System
10%) or battery out of charge for a long time (not timely charged for 3 days or longer when the battery level less than 10%). TB18 Plus&20J Plus Maintenance Manual 6-31 © Apr 2022...
Page 122 The self-discharge process will • Recharge the battery before use after removing it accelerate in warmer temperatures. If storing the from storage. battery in hot temperatures or during hot weather, © Apr 2022 6-32 TB18 Plus&20J Plus Maintenance Manual...
Page 123: Electrical Symbols
θ Electrical Symbols Table 6-20 Symbol Description Level switch Buzzer Oil temperature θ switch θ θ θ Valve Delay relay θ Two lines connected Power-off switch θ Motor Relay 28.5682 46.7096 TB18 Plus&20J Plus Maintenance Manual 6-33 © Apr 2022...
Page 124 Description Key switch Warning lamp Preheating wire Valve Two lines non- connected 兰棕 Proximity switch/ 黑 Pressure sensor 28.5682 46.7096 28.5682 兰棕黑 Fuel level sensor 46.8000 Horn 28.5682 © Apr 2022 6-34 TB18 Plus&20J Plus Maintenance Manual...
Page 125: Electrical Schematic
XC2:43 XJ2-5 XJ1-23 GNDS PWM_OUT_46 XJ1-13/14 XJ1-3/4 PWM/OUT_45 XJ1-17/18 XJ1-1/2 2 3 4 5 XJ1-15/16 OUT_24 L202/203 XJ1-19/20 IN_48 OUT_23 DT19 2/19 XJ1-11/12 IN_49 OUT_26 XJ1-9/10 XJ1-7/8 IN_50 OUT_25 XJ1-5/6 120Ω TB18 Plus&20J Plus Maintenance Manual 6-35 © Apr 2022...
Page 126 2 3 4 5 XJ1-15/16 OUT_24 L202/203 XJ1-19/20 IN_48 OUT_23 DT19 XJ1-11/12 2/19 IN_49 OUT_26 XJ1-9/10 XJ1-7/8 IN_50 OUT_25 XJ1-5/6 120Ω Figure 6-34 Electrical schematic of turntable, Deutz D2.9 L4/EPA Tier 4 © Apr 2022 6-36 TB18 Plus&20J Plus Maintenance Manual...
Page 127 XJ1-1/2 2 3 4 5 XJ1-15/16 OUT_24 L202/203 XJ1-19/20 IN_48 OUT_23 DT19 2/19 XJ1-11/12 IN_49 OUT_26 XJ1-9/10 XJ1-7/8 IN_50 OUT_25 XJ1-5/6 Figure 6-35 Electrical schematic of turntable, Cummins QSF2.8t3NA60/China Tier 3 TB18 Plus&20J Plus Maintenance Manual 6-37 © Apr 2022...
Page 128 2 3 4 5 OUT_24 XJ1-15/16 L202/203 XJ1-19/20 IN_48 OUT_23 DT19 2/19 XJ1-11/12 IN_49 OUT_26 XJ1-9/10 XJ1-7/8 IN_50 OUT_25 XJ1-5/6 120Ω Figure 6-36 Electrical schematic of turntable, WEICHAI WP3.2/China Tier 4 © Apr 2022 6-38 TB18 Plus&20J Plus Maintenance Manual...
Page 129 PWM_OUT_37 SQ107 DT15a V(C)_IN_59 PWM_OUT_38 DT15b V(C)_IN_60 PWM_OUT_39 V(C)_IN_56 PWM_OUT_40 IN_47 OUT_24 H103 L105 L106 IN_48 OUT_23 IN_49 OUT_26 IN_50 OUT_25 H100 HG100 S116 SB100 Figure 6-37 Electrical schematic of platform TB18 Plus&20J Plus Maintenance Manual 6-39 © Apr 2022...
Page 130 REPAIR PROCEDURES *B05 (1.0) (1.0) *205 (1.0) 250Ω/5W (10.0) (16.0) 150A (2.5) (70.0) *K44 BAT2 BAT1 P&t Figure 6-38 Electrical schematic of engine, WEICHAI WP3.2/China Tier 4 © Apr 2022 6-40 TB18 Plus&20J Plus Maintenance Manual...
Page 131: Appendix 1: Prepare The Work Record Before Delivery
2. Use the table to record the results. After each section is complete, mark the appropriate box. 3. Record the inspection results. If any inspection results are "NO", the machine must be stopped and re- inspected after repair is completed and marked in the box marked "inspection". TB18 Plus&20J Plus Maintenance Manual © Apr 2022...
Page 133 A-15 Perform Maintenance after 30 Days A-16 Perform Oscillate Cylinder Exhausting Checklist B Procedures REPAIRED/ YES/Machine is NO/Machine Has Problem Machine Has Items in Good Damage or Description Been Repaired Condition Malfunction TB18 Plus&20J Plus Maintenance Manual © Apr 2022...
Page 134 B-16 Test Cylinder Drift B-17 Inspect Counterbalance Valve Locking B-18 Inspect Electrical Wiring B-19 Inspect the Battery B-20 Test Oscillate Outriggers B-21 Test Drive Speed B-22 Inspect Emergency Lowering B-23 Inspect Tilt Protection © Apr 2022 TB18 Plus&20J Plus Maintenance Manual...
Page 135 D-3 Replace Hydraulic Oil D-4 Replace Hydraulic Tank Suction Filter D-5 Replace Coolant and Coolant Hoses (water-cooled engine) D-6 Replace Fuel Hoses D-7 Inspect Boom Wear Pads User Inspector Signature Inspection Date Inspector Title TB18 Plus&20J Plus Maintenance Manual © Apr 2022...
Page 136 "REPAIRED” shall be checked. Select the appropriate inspection procedure based on the inspection type. Select the appropriate inspection procedure based on the inspection type. © Apr 2022 TB18 Plus&20J Plus Maintenance Manual...
Page 138 Solution s Alw ays For B et t er A ccess Solution s Always for Better Access Solutions AS/N ZS Hunan Sinoboom Intelligent Equipment Co., Ltd. 长沙市宁乡高新技术产业园区金洲大道东 128 号 No.128, East Jinzhou Avenue, Ningxiang High-tech Industrial Park, Changsha, Hunan, China 市宁乡高新技术产业园区金洲大道东...

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