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Maintenance manual
△
!
Before operation and maintenance, the
drivers and service personnel shall
always read and thoroughly understand
all information in this manual. Failure to
do so may result in, fatal accidents or
personal injury.
This manual must be kept with this
machine at all times.
T20JE/T22JE/T26JE/T28JE
Mobile Elevating Work Platform
WARNING
LINGONG HEAVY MACHINERY CO., LTD.
Telescopic Boom
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Summary of Contents for LGMG T22JE
- Page 1 Maintenance manual T20JE/T22JE/T26JE/T28JE Telescopic Boom Mobile Elevating Work Platform △ WARNING Before operation and maintenance, the drivers and service personnel shall always read and thoroughly understand all information in this manual. Failure to do so may result in, fatal accidents or personal injury.
- Page 2 T20JE/T22JE/T26JE/T28JE Telescopic Boom Mobile Elevating Work Platform Maintenance Manual 880*1230 mm sixteen format 8 printed sheet Fifth edition and printed for the first time in December 2022 L i n g o n g H e a v y M a c h i n e r y C o . , L t d .
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Page 3: Table Of Contents
Maintenance Manual of Telescopic Boom Mobile Elevating Work Platform Contents Foreword ..................... II Safety Notices .................... III Chapter 1 Maintenance ................1 1.1 Observing the Regulations ..............3 1.2 Inspection Manual ................3 1.3 Check Labels and Decals ..............3 1.4 Every day or Every 8 Hours .............. -
Page 4: Foreword
Maintenance Manual of Telescopic Boom Mobile Elevating Work Platform Foreword You are welcome to purchase and use the lifting platform produced by LINGONG HEAVY MACHINERY CO., LTD. This machine is designed according to BS EN280-1:2022.This manual introduces the maintenance and other aspects of the lifting platform. Getting the best out of your machine is a goal that we pursue together with you, depending on how familiar you are with it and how carefully and thoroughly it is maintained. -
Page 5: Safety Notices
Maintenance Manual of Telescopic Boom Mobile Elevating Work Platform Safety Notices Operators should understand and follow the current national and local safety regulations, and use the safety instructions in this manual if there are no corresponding regulations. Most accidents are caused by the user's violation of the regulations on machine operation and maintenance. - Page 6 Maintenance Manual of Telescopic Boom Mobile Elevating Work Platform...
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Page 7: Chapter 1 Maintenance
Maintenance Manual of Telescopic Boom Mobile Elevating Work Platform Chapter 1 Maintenance... - Page 8 Maintenance Manual of Telescopic Boom Mobile Elevating Work Platform...
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Page 9: Observing The Regulations
Mobile Elevating Work Platform △ 1.1 Observing the CAUTION: If the manual needs to Regulations be replaced, please contact the LGMG You are properly trained and qualified to service personnel. operate and maintain the machine safely. 1.3 Check Labels and Decals... - Page 10 Maintenance Manual of Telescopic Boom Mobile Elevating Work Platform cylinder Park the telescopic boom lift on a flat ground. The arm rod shall retract to the Hydraulic tank stowed position. Boom cable carriers and sliders Tires and hubs ...
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Page 11: Every 100 Hours
Maintenance Manual of Telescopic Boom Mobile Elevating Work Platform be visible to eyes. Cardboard or wood chip overflows from the upper and lower fixing shall be used as a tool to check for surfaces of the slewing bearing. Grease hydraulic oil leakage. It is forbidden to grade: lithium base grease 2#. - Page 12 Maintenance Manual of Telescopic Boom Mobile Elevating Work Platform △ Measure the voltage of each DANGER: Explosion hazard! battery. If the voltage is lower than 11 V, it indicates that the battery is Danger of electric shock! Burn danger! damaged (open circuit or short Green circuit);...
- Page 13 595±55N•m. Type Torque T20JE/T22JE/T26JE/T28JE 600± 60N.m 1.6.5 Visual Inspection of Hydraulic Oil This inspection is carried out every 250 hours or 1.6.4 Check the Clearance between the every quarter, whichever comes first. Slewing Bearing and the Slewing...
- Page 14 Maintenance Manual of Telescopic Boom Mobile Elevating Work Platform check whether the oil level is at the lower be level and installed on the vehicle. edge of the filler port, otherwise add oil and Check main reducer oil level tighten the plug. ...
- Page 15 Maintenance Manual of Telescopic Boom Mobile Elevating Work Platform conditions. Failure to find and replace the burn-out, scratched, corroded or bent wires will result in unsafe operating conditions and damage to the parts. Risk of electric shock/explosion Contact with live circuits may cause serious injury or death.
- Page 16 Maintenance Manual of Telescopic Boom Mobile Elevating Work Platform contactors from the following aspects: 6. Retraction pulley block 7. Retraction wire rope Transition burning 8. Retraction wire rope counterweight Transition bending Luff the arm rod to a horizontal position, ...
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Page 17: Every 500 Hours
Maintenance Manual of Telescopic Boom Mobile Elevating Work Platform necessary) is required when: The machine operated harsh environment; The boom involves seizure or unusual noise during operation; The machine is out of service for a long time; ... - Page 18 Maintenance Manual of Telescopic Boom Mobile Elevating Work Platform installation. △ If the working environment is Use the marker pen to note the replacement date on the Filter dusty, increase the number of times to Replacement Record. perform this step. Use GCU to operate any arm rod function.
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Page 19: Every 1000 Hours
Maintenance Manual of Telescopic Boom Mobile Elevating Work Platform Extend the arm rod to check whether the An appropriate tightening of fasteners is slider is loose. If the slider is loose, please essential for the safe operation of the machine, tighten the fixing bolt. -
Page 20: Every 2000 Hours
Maintenance Manual of Telescopic Boom Mobile Elevating Work Platform Change the oil of close-to-wheel reducer of drive axle Figure 1-18 Figure 1-16 1. Filler port/sight port Turn the wheel so that the plug 4 is in the 2. Drain port highest position and partially unscrew the plug to release the possible pressure. - Page 21 Maintenance Manual of Telescopic Boom Mobile Elevating Work Platform when it fails the test. device. △ △ CAUTION: The hydraulic suction WARNING: Danger of physical filter should be replaced when the injury. The sprayed hydraulic oil may hydraulic oil is changed. penetrate and burn the skin.
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Page 22: Scheduled Maintenance
Maintenance Manual of Telescopic Boom Mobile Elevating Work Platform plug and filter, be sure to apply pipe thread sealant. 12) Check the function of all machines and check for oil leakage through one full cycle. 13) After a working cycle, recheck the tank level and add oil to the specified position. -
Page 23: Maintenance Point
Maintenance Manual of Telescopic Boom Mobile Elevating Work Platform 1.11 Maintenance Point 1.11.1 Routine Inspection and Maintenance Intervals Maintenance Routine Level 1 Level 2 Level 3 Level 4 Level 5 level inspection maintenance maintenance maintenance maintenance maintenance 100h Maintenance interval Every day 100h 250h... - Page 24 Maintenance Manual of Telescopic Boom Mobile Elevating Work Platform panel are in normal operation. Check if the PCU harness connector is in Every day firm connection. Check if the PCU harness connector is Every day contaminated and damaged. Check if the PCU wire harness is extruded or Every day broken.
- Page 25 Maintenance Manual of Telescopic Boom Mobile Elevating Work Platform and joints are loose Check cylinder for oil Every day leakage Check each spool for oil Every day leakage Check if the ball valve at the suction port at the Every day bottom of the hydraulic tank is open Check whether the...
- Page 26 ● ● bearing gear and the slewing reducer gear Replace the wire rope 7000h or 12 years, whichever comes first. Torque:T20J E/T22JE:595 Check the turntable Every 1000 h or every year, whichever comes first ±55N.m;T26J rotation bearing bolts E/T28JE380± 40N.m...
- Page 27 Maintenance Manual of Telescopic Boom Mobile Elevating Work Platform 1.11.3 Machine Lubrication Location Qty. The lubricating point for tire steering The slewing lubrication points of the front and rear axles The lubricating point of the drive shaft The lubricating point for slewing bearing Slewing bearing and slewing gear contact surface Platform weighing structure lubrication...
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Page 28: Introduction To Thermal Management Strategy Of Lithium-Ion Battery
Maintenance Manual of Telescopic Boom Mobile Elevating Work Platform electrolyte and produce deposits, causing 1.12 Introduction to Thermal an increase in the thickness of the solid Management Strategy of electrolyte interface (SEI). Lithium-ion Battery The diffusion of lithium ions in the active 1.12.1 Introduction material will decrease systematically and the charge transfer resistance (Rct) will... - Page 29 Maintenance Manual of Telescopic Boom Mobile Elevating Work Platform be disabled, and a low temperature fault If T (maximum cell temperature) stays ≥40℃ for 10s in the process of charging will be reported. & heating, a high cell temperature ≥ 16 ℃, the charging will In case of T warning will be activated, the heating will be started directly.
- Page 30 Maintenance Manual of Telescopic Boom Mobile Elevating Work Platform is the minimum cell temperature at The thermal management strategy initial the initial stage of heating, and in case of threshold of the battery pack depends on t=0, T its brand and model. initial min.
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Page 31: Chapter 2 Schematic Diagram
Maintenance Manual of Telescopic Boom Mobile Elevating Work Platform Chapter 2 Schematic Diagram... - Page 32 Maintenance Manual of Telescopic Boom Mobile Elevating Work Platform...
- Page 33 Maintenance Manual of Telescopic Boom Mobile Elevating Work Platform T20JE/T22JE/T26JE/T28JE Hydraulic schematic diagram...
- Page 34 Maintenance Manual of Telescopic Boom Mobile Elevating Work Platform T20JE/T22JE Electrical schematic diagram...
- Page 35 Maintenance Manual of Telescopic Boom Mobile Elevating Work Platform T20JE/T22JE Electrical schematic diagram (Trackunit)
- Page 36 Maintenance Manual of Telescopic Boom Mobile Elevating Work Platform T26JE/T28JE Electrical schematic diagram...
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