Sinoboom TB18 Plus Maintenance Manual

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Part No.505050110002

Rev: A

Feb 2021

Maintenance

Manual

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

0808E (2732E)

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Page 1 Maintenance Part No.505050110002 Rev: A Manual Feb 2021 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 0504900100 to present TB18 Plus TB18 Plus TB590 Plus From 0505000100 to present TB20J Plus TB20J Plus TB660 Plus NOTE: •...
Page 6 This Page Intentionally Left Blank...
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
Grease to Electrical Connections ..4-5 Electrical System..... . 3-1 5 Maintenance ...... 5-1 TB18 Plus&20J Plus Maintenance Manual © Feb 2021...
Page 11 Electrical Symbols ....6-23 Electrical Schematic ....6-26 Appendix 1: Prepare the Work Record before Delivery..A-1 TB18 Plus&20J Plus Maintenance Manual © Feb 2021...
Page 13: Introduction
If you have any questions, contact Hunan Sinoboom In- telligent Equipment Co., Ltd.. TB18 Plus&20J Plus Maintenance Manual © Feb 2021...
Page 15: Safety
In case of any accident involving the machinery of heights must never operate or use this machine. Hunan Sinoboom Intelligent Equipment Co., Ltd., notify Also, people who have alcohol or drugs in their Hunan Sinoboom Intelligent Equipment Co., Ltd.
Page 16: Tipping Hazards And Rated Load
500 -750 10.67 (35) 750 -1000 13.725 (45) TIPPING HAZARDS AND RATED LOAD Maximum rated load bearing capacity of the platform: Table 1-2 TB18 Plus 454 kg（unrestricted / 3 persons & Metric tools） © Feb 2021 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 © Feb 2021...
Page 18: Jobsite Hazards
Do not lift the platform when the wind speed exceeds 12.5 m/s (18 mph). If the wind speed exceeds 12.5 m/s (18 mph) after the platform is lifted, © Feb 2021 TB18 Plus&20J Plus Maintenance Manual...
Page 19 As the weight of the machine’s platform increases, the machine’s climbing capacity reduces. Side slope：25%/14° Maximum gradeability： Uphill：45%/24° TB18 Plus&20J Plus Maintenance Manual © Feb 2021...
Page 20: Unsafe Operation Hazards
• Do not place or attach any suspended load onto any part of the machine. • Do not use the machine as a crane. © Feb 2021 TB18 Plus&20J Plus Maintenance Manual...
Page 21: Fall Hazards
Maintenance Manual in addition to following more stringent industry regulations and workplace rules. TB18 Plus&20J Plus Maintenance Manual © Feb 2021...
Page 22: Crush Hazards
• Limit the speed of travel according to ground conditions, crowding, gradients, the presence and location of personnel and any © Feb 2021 TB18 Plus&20J Plus Maintenance Manual...
Page 23: Explosion And Fire Hazards
Make sure all labels are in place and are legible. • Ensure that the Operation Manual and Maintenance Manual are sound, easy to read and stored in the storage compartment on the platform. TB18 Plus&20J Plus Maintenance Manual © Feb 2021...
Page 24: Welding And Polishing Requirements1-10
• Never store the battery in water or humid atomosphere. • Daily check the battery cable for damage, and replace any damaged parts before operating the machine. © Feb 2021 1-10 TB18 Plus&20J Plus Maintenance Manual...
Page 25: After Using The Machine
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. TB18 Plus&20J Plus Maintenance Manual 1-11 © Feb 2021...
Page 27: 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 28 In cold weather, auxiliary devices are needed to start the machines. e) Rated platform capcity represents the rated load of the platform, including the loads of persons, materials, tools, platform accessories and other objects borne by the platform. © Feb 2021 TB18 Plus&20J Plus Maintenance Manual...
Page 29 Turning radius (inside) 7ft 10in 2.4 m Turning radius (outside) 5.55 m 18ft 3in Max allowable side force 400 N 90 lbf Max operating noise level 81 dB IP grade IP54 POWER TB18 Plus&20J Plus Maintenance Manual © Feb 2021...
Page 30 In cold weather, auxiliary devices are needed to start the machines. e) Rated platform capcity represents the rated load of the platform, including the loads of persons, materials, tools, platform accessories and other objects borne by the platform. © Feb 2021 TB18 Plus&20J Plus Maintenance Manual...
Page 31 SPECIFICATIONS TB18 Plus range of motion Restricted Unrestricted TB18 Plus&20J Plus Maintenance Manual © Feb 2021...
Page 32 SPECIFICATIONS TB20J Plus range of motion Restricted Unrestricted © Feb 2021 TB18 Plus&20J Plus Maintenance Manual...
Page 33: Engine Specifications
0.77 gal（US） Compression 17：1 Table 2-6 Ratio ITEM TB18 Plus TB20J Plus Firing Order 1-2-4-3 Boom up 65～75s 65～75s Output 36.4kw@2600rpm Boom down 65～75s 65～75s Torque 147Nm（108 ft-lb）@1600rpm Turntable rotate 78～86s 78～86s （360°）-stowed TB18 Plus&20J Plus Maintenance Manual © Feb 2021...
Page 34: Major Component Weights
Imperial (lb) Chassis assembly 3072 6773 Turntable assembly 5350 11795 Boom assembly 2502 5516 Base boom 1093 1st telescopic boom 2nd telescopic boom Jib boom assembly （TB20J Plus only） Platform Counterweight 3068 6764 © Feb 2021 TB18 Plus&20J Plus Maintenance Manual...
Page 35: Power System Specifications
100 L/min Max drive pressure 28 MPa（4061 Psi） Drive motor Type Plunger motor Displacement 38 cc/r Function Manifold Drive variable pump pressure 28 MPa（4061 Psi） Boom function valve pressure 21 MPa（3046 Psi） TB18 Plus&20J Plus Maintenance Manual © Feb 2021...
Page 36: Hydraulic Hose And Fitting
M42 × 2 240 ± 15 Nm (177 ± 11 ft-lb) M45 × 2 250 ± 16 Nm (184 ± 12 ft-lb) 280 ± 18 Nm(207 ± 13 ft-lb ) M52 × 2 © Feb 2021 2-10 TB18 Plus&20J Plus Maintenance Manual...
Page 37: Hydraulic Fitting Torque
540 ± 30 Nm (398 ± 22 ft-lb) 420 ± 25 Nm (310 ± 18 ft-lb) M48×2 Hydraulic fittings with inch thread (British Standard Pipe [BSP]) must be torqued to the following specifications. TB18 Plus&20J Plus Maintenance Manual 2-11 © Feb 2021...
Page 38 110 ± 8 Nm (81 ± 6 ft-lb) 140 ± 10 Nm (103 ± 7 ft-lb) 1-5/16-12 160 ± 10 Nm (118 ± 7 ft-lb) 210 ± 15 Nm (155 ± 11 ft-lb) © Feb 2021 2-12 TB18 Plus&20J Plus Maintenance Manual...
Page 39: Hydraulic Hose And Fitting Torque
80 Nm (59 ft-lb) 92 Nm (68 ft-lb) 95 Nm (70 ft-lb) 125 Nm (92 ft-lb) 150 Nm (111 ft-lb) 1.75 100 Nm (74 ft-lb) 130 Nm (96 ft-lb) 155 Nm (114 ft-lb) TB18 Plus&20J Plus Maintenance Manual 2-13 © Feb 2021...
Page 40 715 Nm (527 ft-lb) 7/8-9 Unless special torque requirements are listed in this manual or other instructions, torque Unified Thread Standard bolts (label: UNF) to the values listed in the table bellow. © Feb 2021 2-14 TB18 Plus&20J Plus Maintenance Manual...
Page 41 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 © Feb 2021...
Page 43: System Descriptions
Two circuit breakers are used to protect the control system. MACHINE CONTROL The machine functions are controlled by two controllers, one installed on the left side of turntable to TB18 Plus&20J Plus Maintenance Manual © Feb 2021...
Page 45: 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 46: 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 47: Maintenance And Servicing
Precautions an angle, keep in mind that the capacity of an have been taken to safeguard against this. Shields, eyebolt or similar bracket lessens, as the angle TB18 Plus&20J Plus Maintenance Manual © Feb 2021...
Page 48: Component Disassembly
Service applicable components with the amount, type, and grade of lubricant recommended in this manual, at the specified intervals. When recommended lubricants are not available, consult your local supplier for an © Feb 2021 TB18 Plus&20J Plus Maintenance Manual...
Page 49: Battery
NOTICE The setting type sealant can be used to avoid short circuit and keep the connections tidy, but it will make the future removal of pins more difficult. TB18 Plus&20J Plus Maintenance Manual © Feb 2021...
Page 51: Maintenance
– Park the machine on flat, level and solid ground. 1. Prepare the machine before delivery, which includes performing a pre-delivery inspection, – Place the machine in non-oprating position. following maintenance procedures and performing functional inspections. TB18 Plus&20J Plus Maintenance Manual © Feb 2021...
Page 52 "NO", the machine must be stopped and re-inspected after repair is completed and marked Every year or every 1000 hours A+B+C+D in the box marked "inspection". Select the appropriate inspection procedure based on the inspection type. © Feb 2021 TB18 Plus&20J Plus Maintenance Manual...
Page 53: Appendix 2：Repair & Inspection Report
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 B-3 Inspect Hydraulic Oil TB18 Plus&20J Plus Maintenance Manual © Feb 2021...
Page 54 B-22 Inspect Emergency Lowering B-23 Inspect Tilt Protection Checklist D 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 © Feb 2021 TB18 Plus&20J Plus Maintenance Manual...
Page 55: 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 © Feb 2021...
Page 56 If damaged parts, incorrect installation or missing Note: If the manuals need to be replaced, please parts are discovered, please replace immediately contact Hunan Sinoboom Intelligent Equipment Co., and install correctly; if the fasteners are found Ltd.. detached or loose, please secure immediately.
Page 57 ON position, and then turn on the key switch at the ground controls, the ground Lowest temperature -44℃ or higher -50# control display will show the diesel fuel percentage TB18 Plus&20J Plus Maintenance Manual © Feb 2021...
Page 58 Inspecting fuel leakage is vital to safe and normal 2. Pull out the emergency stop button at ground machine operation. If a fuel leak is not discovered and controls to ON position. © Feb 2021 TB18 Plus&20J Plus Maintenance Manual...
Page 59 Figure 5-4 3. The coolant level should be at the fill inlet of the coolant box. TB18 Plus&20J Plus Maintenance Manual © Feb 2021...
Page 60 Inspect the engine belt for： • Crack or breakage 1. Open the right turntable cover. • Wear or misalignment 2. Locate the fuel strainer. • Peeling-off © Feb 2021 5-10 TB18 Plus&20J Plus Maintenance Manual...
Page 61 A-13 Inspect Engine Intake System Inspecting the engine intake system is vital to good engine performance and extending service life. NOTICE Figure 5-8 Cummins QFS2.8t3NA60 fuel- water separator Shut off the engine before inspection. TB18 Plus&20J Plus Maintenance Manual 5-11 © Feb 2021...
Page 62 Testing each machine function is vital to safe machine fully read and understood. operation. If any function operates improperly, it will Figure 5-10 Ground Controller © Feb 2021 5-12 TB18 Plus&20J Plus Maintenance Manual...
Page 63 23. Axle extended in place 1. Current work hours 24. Axle extracted in place 2. Platform load 13. Low diesel alarm 3. Diesel/Battery gauge 14. Engine oil pressure alarm 25.Engine high idle TB18 Plus&20J Plus Maintenance Manual 5-13 © Feb 2021...
Page 64 15.Rear detection indicator light 25. Emergency stop button control handle 26.Emergency power switch 6.Main boom lift direction 16. Reverse drive switch 17. Glow plug switch 27.Malfunction indicator panel 7. Not used (if equipped) © Feb 2021 5-14 TB18 Plus&20J Plus Maintenance Manual...
Page 65 9. Verify the filter and hydraulic components are free Shut off the engine before inspection. of leaks. 1. Open the left side cover of the turntable. 2. Locate the return filter of hydraulic oil tank. TB18 Plus&20J Plus Maintenance Manual 5-15 © Feb 2021...
Page 66 BURN HAZARD Before maintaining the hydraulic sys- NOTICE tem, allow the hydraulic fluid to cool Shut off the engine before inspection. to room temperature. © Feb 2021 5-16 TB18 Plus&20J Plus Maintenance Manual...
Page 67 NOTICE Shut off the engine before inspection. Figure 5-15 Deutz TD2011L04i fuel strainer 1. Remove the air filter of hdraulic tank. TB18 Plus&20J Plus Maintenance Manual 5-17 © Feb 2021...
Page 68 Bodily contact with hot hydraulic oil may result in severe burn. NOTICE Shut off the engine before inspection. 1. Open the right side cover of turntable, and locate the high-pressure filter. © Feb 2021 5-18 TB18 Plus&20J Plus Maintenance Manual...
Page 69 3. Turn the key switch at ground controls to ON position. Figure 5-21 Cummins QFS2.8t3NA60 air 4. Using the main boom lift and jib up/down function, filter adjust the main boom and jib boom to horizontal. TB18 Plus&20J Plus Maintenance Manual 5-19 © Feb 2021...
Page 70 2. Inspect whether the exhaust pipe is tightly the main boom. connected. 6. TB18 Plus：when the boom extends to the farthest 3. Inpsect whether the muffler shows signs of heating (the ground display reads 15.45m of boom length), fatigue or possiblity of interal malfunction.
Page 71 4. Ensure the feeler gauge won’t go through the outside of bolt head to the bolt shank. 5. Rotate the turntable to inspect all the bolts. Inspecting the connecting bolts between turntable and slewing bearing TB18 Plus&20J Plus Maintenance Manual 5-21 © Feb 2021...
Page 72 B-14 Lubricate Slewing Bearing Regulary lubricating the slewing bearing from a long distance is vital to proper machine operation. The Lubricating frequency and the amount of lubricant used Figure 5-28 © Feb 2021 5-22 TB18 Plus&20J Plus Maintenance Manual...
Page 73 7/10000. evidence of retracting, and then retract the boom. TB18 Plus&20J Plus Maintenance Manual 5-23 © Feb 2021...
Page 74 5. Start the engine from the ground controller, and 3. Drive the machine to rest the front left wheel on the lower the boom to stowed position. wooden block. 6. Shut off the engine. © Feb 2021 5-24 TB18 Plus&20J Plus Maintenance Manual...
Page 75 11. Perform the same procedure to test the oscillate cylinder on the front right side. 12. If the oscillate cylinder malfunctions, the malfuction must be cleared by qualified service technician before proceeding to next step. TB18 Plus&20J Plus Maintenance Manual 5-25 © Feb 2021...
Page 76 1.2m（3ft 11in）should be allowed. Shut off the engine before inspection. 6. Place two wooden blocks under the two wheels on the left or right side of the machine. The wooden © Feb 2021 5-26 TB18 Plus&20J Plus Maintenance Manual...
Page 77 1/2 that of the 3rd boom section. NOTICE The cables and pulleys should be replaced together, i.e., if the cable is replaced, the matching pulley should also be replaced. Figure 5-31 Cummins QFS2.8t3NA60 fuel filter TB18 Plus&20J Plus Maintenance Manual 5-27 © Feb 2021...
Page 78 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 5-33 Deutz TD2011L04i engine oil drain valve © Feb 2021 5-28 TB18 Plus&20J Plus Maintenance Manual...
Page 79 C-6 Inspect Weighing System filter Before the test, move the boom fully up and down and telescope in and out for at least twice to ensure the pulley and track are adequately lubricated. TB18 Plus&20J Plus Maintenance Manual 5-29 © Feb 2021...
Page 80 6. Drive the machine to rotate the reducer until one bolt is at top and the other is at 90 degrees. 3. Remove the drain plug. 4. Fully drain the slewing reducer gear oil to the vessel. © Feb 2021 5-30 TB18 Plus&20J Plus Maintenance Manual...
Page 81: D-3 Replace Hydraulic Oil
Extremely dirty condition requires penetrate the skin. Should any the coolant changes to be performed more frequently. injury occur, go to a doctor at once. 4. Disconnect and plug the suction hoses. TB18 Plus&20J Plus Maintenance Manual 5-31 © Feb 2021...
Page 82: D-6 Replace Fuel Hoses
Regularly replacing the fuel hoses is vital to safe engine operation and extending service life. Long-time use of old, frayed or broken fuel hoses may pose dangers to machine operation. © Feb 2021 5-32 TB18 Plus&20J Plus Maintenance Manual...
Page 83 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 5-15 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 5-33 © Feb 2021...
Page 85: 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 © Feb 2021...
Page 86: 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. © Feb 2021 TB18 Plus&20J Plus Maintenance Manual...
Page 87: 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 © Feb 2021...
Page 88: 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）. © Feb 2021 TB18 Plus&20J Plus Maintenance Manual...
Page 89: Main Boom Assembly
• The counterweight is adequately 8. Fully retract the boom, and ensure each boom supported by a rigid structure. section position dimensions fall within the tolerances in the figure below. TB18 Plus&20J Plus Maintenance Manual © Feb 2021...
Page 90: 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 91: 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 © Feb 2021...
Page 94 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 © Feb 2021 6-10 TB18 Plus&20J Plus Maintenance Manual...
Page 95: 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 © Feb 2021...
Page 96 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） © Feb 2021 6-12 TB18 Plus&20J Plus Maintenance Manual...
Page 97: 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 © Feb 2021...
Page 98 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) © Feb 2021 6-14 TB18 Plus&20J Plus Maintenance Manual...
Page 99: Battery
3. With assitance of a lifting devic, remove the battery. NOTICE Before removing the battery, disconnect all external power supplies. The battery is located on the right side of turntable. 1. Open the right turntable cover and locate the battery. TB18 Plus&20J Plus Maintenance Manual 6-15 © Feb 2021...
Page 100: 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 © Feb 2021 6-16 TB18 Plus&20J Plus Maintenance Manual...
Page 101: Boom Function Manifold
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 Boom Function Manifold TB18 Plus&20J Plus Maintenance Manual 6-17 © Feb 2021...
Page 103 10–way solenoid Boom telescope direction control 15Nm（11ft-lb） valve Counterbalance 34–41Nm（25–30ft-lb） Maintain a balanced load valve Bolt 15Nm（11ft-lb） Cover plate Coil 14Nm（10ft-lb） Plug 11–12Nm（8–9ft-lb） Plug 25–28Nm（18–21ft-lb） Plug 41–48Nm（30–35ft-lb） Plug 72–82Nm（51–61ft-lb） Bolt 8Nm（6ft-lb） TB18 Plus&20J Plus Maintenance Manual 6-19 © Feb 2021...
Page 104: Hydraulic Symbols
2–position 4–way 28.5682 34.4087 solenoid directional 16.0000 28.5682 棕兰 valve 16.0000 32.0000 黑 32.0000 28.5682 Pressure gradient 16.0000 28.5682 16.0000 control valve 17.4787 Check valve 46.7096 34.4087 32.0000 28.5682 16.0000 © Feb 2021 6-20 TB18 Plus&20J Plus Maintenance Manual...
Page 105: Hydraulic Schematic
REPAIR PROCEDURES Hydraulic Schematic Figure 6-21 TB18 Plus hydraulic schematic TB18 Plus&20J Plus Maintenance Manual 6-21 © Feb 2021...
Page 106 Front left Front right oscillate cylinder oscillate cylinder Platform leveling Steer Telescopic Lift Swing Generator Platform Rotate Hydraulic rotary DT17 Boom function manifold DT16b DT15a DT15b DT16a DT6a DT6b DT10 DT11 DT8a DT8b DT13a DT13b Platform simplex manifold DT14a DT14b Hydraulic rotary coupler DT12 2-speed/brake manifold...
Page 107: Electrical System
θ 兰棕 Charging Motor • Do not use an external charger. 黑 • Charge using the correct AC input voltage indicated 28.5682 on the decal. 46.7096 28.5682 θ TB18 Plus&20J Plus Maintenance Manual 6-23 © Feb 2021 兰棕...
Page 108 Proximity switch/ 黑 Pressure sensor 28.5682 46.7096 28.5682 Oil temperature θ switch θ 兰棕黑 Fuel level sensor Delay relay 17.4787 46.7096 34.4087 Horn Power-off switch 32.0000 28.5682 16.0000 Relay © Feb 2021 6-24 TB18 Plus&20J Plus Maintenance Manual...
Page 109 REPAIR PROCEDURES Symbol Desription Key switch Preheating wire TB18 Plus&20J Plus Maintenance Manual 6-25 © Feb 2021...
Page 110 X23.2:34 X23.2:37 Engine X23.2:35 ECU 12V FU7 30A ECU GND X23.2:38 X23.2:36 X23.2 X23.2:39 X23.2 Except TB18 Plus Only TB18 Plus Only GTBZ20m Series Option Option Option Option Fault Line Fault Line Low Fuel Auxiliary Main Boom Main Boom Di-axial Level...
Page 111 ECM-J1:14 ECM-J1:13 ECM-J1:55 Start Horn protection FU4 350A J2:1 FU7 30A Engine J2:3 J2:5 Except TB18 Plus Only GTBZ20m Series Options Options Options Only TB18 Plus Options Options Fault Line Fault Line Low Fuel Turntable Swing Auxiliary Di-axial Level Main Boom...
Page 112 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 6-25 Electrical schematic of platform © Feb 2021 6-28 TB18 Plus&20J Plus Maintenance Manual...
Page 113: 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 © Feb 2021...
Page 115 30 Days Checklist B Procedures REPAIRED/ 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 TB18 Plus&20J Plus Maintenance Manual © Feb 2021...
Page 116 Cylinder Exhausting and 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 Checklist D Procedures © Feb 2021 TB18 Plus&20J Plus Maintenance Manual...
Page 117 D-4 Replace Hydraulic Tank Suction Filter D-5 Replace Coolant and Coolant Hoses (water-cooled engine) D-6 Replace Fuel Hoses D-7 Inpsect Boom Wear Pads User Inspector Signature Inspector Date Inspector Title Inspector Company TB18 Plus&20J Plus Maintenance Manual © Feb 2021...
Page 118 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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