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Maintenance Manual of Elevating Work Platform 

19 

378 

630 

12 

Internal  hardware  monitoring:  The  ECU  finds  an  error  during  the 
access to it's EEPROM memory or works with an alternative value

 

387 

523612 

12 

Internal hardware monitoring: The CPU of the ECU is set to RESET 
and the cause is logged internally. No item will be created in error 
memory

 

388 

190 

Engine speed: The engine speed calculated by ECU  is above  the 
target range.

 

389 

190 

Engine speed: The engine speed calculated by ECU  is above  the 
target range. The ECU activates a system reaction.

 

390 

190 

11 

Engine speed: The engine speed calculated by ECU  is above  the 
target range. The ECU activates a system reaction

 

391 

190 

14 

Engine speed: The engine speed calculated by ECU  is above  the 
target range. The ECU activates a system reaction.

 

419 

190 

Camshaft speed sensor: The ECU receives no signal and uses the 
signal from crankshaft speed sensor as alternative to calculate the 
engine speed.

 

420 

190 

12 

Camshaft speed sensor: The ECU receives no signal and uses the 
signal  from  camshaft  speed  sensor  as  alternative  to  calculate  the 
engine speed.

 

420 

190 

Offset angle between crank- and camshaft-sensor is too large 

422 

190 

Sensor crankshaft detection. 
Out of range, signal disrupted or no signal 

423 

190 

12 

Crankshaft  speed  sensor:  The  ECU  receives  no  signal  and  uses 
the  signal  from  camshaft  speed  sensor  as  alternative  to  calculate 
the engine speed

 

457 

975 

PWM-Signal fan, short-circuit to battery. 

464 

97 

Fuel filter water level sensor: The sensor voltage measured by ECU 
is out of the target range

 

465 

97 

Fuel  filter  water  level  sensor:  The  voltage  of  sensor  measured  by 
ECU is out of the target range

 

472 

94 

Low fuel pressure sensor: The voltage of sensor measured by ECU 
is out of the target range

 

473 

94 

Low fuel pressure sensor: The voltage of sensor measured by ECU 
is out of the target range

 

474 

94 

Low  fuel  pressure:  The  low  fuel  pressure  calculated  by  ECU  is 
underneath the target range. 
The ECU activates a system reaction

 

475 

94 

Low fuel pressure, shut off threshold exceeded. 

547 

729 

12 

The cold start aid relay is overheated.

 

559 

523895 

13 

Check  of  missing  injector  adjustment  value  programming  (IMA) 
injector 1. 

560 

523896 

13 

Check  of  missing  injector  adjustment  value  programming  (IMA) 
injector 2. 

561 

523897 

13 

Check  of  missing  injector  adjustment  value  programming  (IMA) 
injector 3 

564 

523900 

13 

Check  of  missing  injector  adjustment  value  programming  (IMA) 
injector 6 

565 

523350 

Injector  cylinder  bank  1:  The  current  drop  measured  by  ECU  is 
above the target range

 

566 

523352 

Injector  cylinder  bank  2:  The  current  drop  measured  by  ECU  is 
above the target range.

 

567 

523354 

12 

Internal  hardware  monitoring:  The  ECU  detects  an  error  of  its 
injector high current output

 

568 

651 

Injector cylinder 1: Interruption of electrical connection

 

Содержание T20J

Страница 1: ...aintenance 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 mu...

Страница 2: ...n and printed for the first time in December 2021 Lingong Group Jinan Heavy Machinery Co Ltd Add F12 Building 3 LushangGuoao Plaza 9777 Jingshi Road Lixia District Jinan Shandong 250000 China Tel 86 0...

Страница 3: ...Check for Engine Oil Level 6 1 8 Replacement of Engine Oil and Filter 7 1 9 Check for Fuel Leakage 8 1 10 Vent Fuel Pre Filter 9 1 11 Replacement of the Fuel filter 10 1 12 Check for Engine Air Filter...

Страница 4: ...is manual is copyrighted material The reproduction or copy of this manual is not allowed without the written approval of LGMG The information technical specifications and drawings in this manual are t...

Страница 5: ...are only applicable to the specified uses of this machine LGMG assumes no responsibility if this machine is used beyond the range of this manual The user and the operator shall be responsible for the...

Страница 6: ...Maintenance Manual of Elevating Work Platform IV...

Страница 7: ...Maintenance Manual of Elevating Work Platform 1 Chapter 1 Maintenance...

Страница 8: ...Maintenance Manual of Elevating Work Platform 2...

Страница 9: ...nd the swing gearbox is measured using a feeler gauge which shall be between 0 2mm and 0 3mm Measurement is conducted every 250 h or quarterly Figure 1 1 Unscrew bolt 6 and locking nut 5 Turn adjustin...

Страница 10: ...he boom and other problems It is necessary to conduct periodic checks on the condition of the wire rope Inspect the stretching wire rope for stretching every 250 h or quarterly 1 Raise the boom to hor...

Страница 11: ...very drive hub Figure 1 4 Swing Gearbox 1 Oil filler 2 Viewing port 3 Inspect oil level of swing gearbox Remove the plug on the side and inspect the oil level as shown in Figure 1 4 Result Oil level s...

Страница 12: ...50 h of use It is necessary to replace the hydraulic filter to maintain performance and service life of the machine Dirt or a clogged filter may cause performance degradation of hydraulic components...

Страница 13: ...local regulations Dispose of spilled engine oil and filter elements as required Waste oil cannot penetrate into the ground Test run shall be carried out after each operation At the same time pay atten...

Страница 14: ...e filter in advance There is risk of contamination 1 If a torsion stopper is installed remove the clamping clamp optional 2 Release and unscrew the filter element with a wrench 3 Contain the oil that...

Страница 15: ...2 Disconnect cable connection 3 Loosen the drainage plug located at the bottom of the filter cartridge allowing the water drained to an appropriate container Once any fuel starts to flow out screw do...

Страница 16: ...al regulations Dispose of spilled fuel and filter elements in accordance with national regulations The fuel cannot seep into the ground After completing the operation on the fuel system exhaust the sy...

Страница 17: ...n the air filter has been maintained 1 13 Cleaning or Replacement of Air Filter Clean it every 250 hours or quarterly and replaced it for every 1000 hours or yearly Do not operate on running engines B...

Страница 18: ...be opened in the cooling state Coolant must have a specified concentration of cooling system protectant Please observe the safety regulations for coolant and relevant local regulations Dispose of the...

Страница 19: ...amaged components 3 Reinstall the protector if necessary 4 When it is a new belt check whether the position is correct After running for 15 minutes check the tension Replacement of belt Figure 1 13 1...

Страница 20: ...and stop using Black Lack of electricity Green Measure the voltage of each battery and voltage lower than 11V indicates damage to battery and voltage between 12 4V and 12 7V indicates that the battery...

Страница 21: ...Engine does not start and diagnostic lamp flashes Engine electronics prevents starting Check error according to error code and eliminate error if necessary Engine starts but runs irregularly or fails...

Страница 22: ...n temperature too high Check the system Fuel quality does not comply with operating manual Change the fuel Air filter clogged turbocharger defective Check replace Air filter maintenance switch mainten...

Страница 23: ...e inclination of engine Check engine mounting reduce inclination Engine producing blue smoke Lube oil level too high Check lube oil level if necessary drain off Excessive inclination of engine Check e...

Страница 24: ...97 110 4 Coolant temperature sensor The voltage of the sensor measured by ECU is out of the target range signal range check low 98 110 0 Coolant temperature The coolant temperature calculated by ECU...

Страница 25: ...signal and uses the signal from camshaft speed sensor as alternative to calculate the engine speed 457 975 3 PWM Signal fan short circuit to battery 464 97 3 Fuel filter water level sensor The sensor...

Страница 26: ...et range 612 523612 12 Internal hardware monitoring the CPU of the ECU is reset and the cause is logged internally no item will be created in error memory 613 523612 12 ECU reported internal software...

Страница 27: ...uit to ground 856 523613 0 Rail pressure below setpoint speed dependent threshold exceeded The rail pressure is below the target range which is determined as a function of the engine speed 857 523613...

Страница 28: ...ted in error memory 975 523612 14 Internal hardware monitoring the CPU of the ECU is reset and the cause is logged internally no item will be created in error memory 976 91 11 Diagnostic fault check o...

Страница 29: ...to high current 1232 51 4 actuator AGR valve 2 9 3 6 throttle valve 4 1 6 1 7 8 Voltage below threshold 1505 524057 2 Fuel low pressure pump error pressure build up 1668 524105 9 Timeout error of CAN...

Страница 30: ...Maintenance Manual of Elevating Work Platform 24...

Страница 31: ...Maintenance Manual of Elevating Work Platform 25 Chapter 2 Schematic...

Страница 32: ...Maintenance Manual of Elevating Work Platform 26...

Страница 33: ...Electric schematic T20J...

Страница 34: ...Hydraulic schematic T20J...

Страница 35: ......

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