CARREGADOR FRONTAL L544 LIEBHERR

1. LBH / TIP 2001
L544 – L580 2plus2
New Cab
Start page
From Sn. L544 443 747 L554 453 7479
L564 463 7497
L574 473 7533
L580 458 7569

2. LBH / TIP 2001
Electrical layout

3. LBH / TIP 2001
Electrical layout

4. LBH / TIP 2001
Electrical layout

5. LBH / TIP 2001
Central electronics
• Placa eletrônica (CPU) A1
• Placa eletrônica A12 com
fusíveis de saída
• Rele K01, K02, K03, K06,
K07, K08, K09
• Fusíveis F01, F02, F03,
F04, F05
A eletrônica central consiste em:
Slide 5 Electrical System L544 - L580 2plus2

6. LBH / TIP 2001
Central electronics
Placa eletrônica (CPU) A1
Rele-
Placa de potência A12
Fusíveis
Rele
Slide 6 Electrical System L544 - L580 2plus2

7. LBH / TIP 2001 Slide 7 Electrical System L544 - L580 2plus2
Layout do circuito

8. LBH / TIP 2001
Display
A13
Control panel
A10
Control panel
A11
X4,5,6
X7,9
X3
Central electronics
X8
X1
X2
Wire harness
Joy stick
.
MC 6
F/N/R Switch
S 2
BODEM
Plug
BB-3
Wire harness
Transmission
Wire harness
Egine
positive
Wire harness
Front
Wire harness
Heat- A/C
Ignition switch
Hour meter
Cig.. Lighter
Wire harness
cab
Plug
Joystick steering
SteckverbindungX2a
(CabFloor)
Batteries
Alternator
Battery-
Mainswitch
Negative
Emergency
steering pump
Glowplug-
relay
Controlpanel,Leuchte
FanDirection
MV- Joystick
MainFuse
Fuse
EmergencySteering
SV-Fan
KS
KS
KS
KS
CAN-Bus
KS
CAN-Bus
KS
CAN-Bus
CAN-Bus
Starter
Slide 8 Electrical System L544 - L580 2plus2

9. LBH / TIP 2001
Plug Layout
B1 Conexão com A12
B2 Conexão com A12
B3 Conexão com A12
B4 Conexão com A12
X4 Conexão (CAN-Bus) Painel de controle
X5 Conexão (CAN-Bus) Com Display
X6 Conexão (CAN-Bus) Painel de controle A10 aquecedor-A/C
X7A Aquecedor
X9B BB3
X11 Terminal reserva
X14 Velocidade de ventilação
X16 livre
X18 livre
Electronic board (CPU) A1:
Slide 9 Electrical System L544 - L580 2plus2

10. LBH / TIP 2001
Plug Layout
A1 Conexão com (CPU) A1
A2 Conexão com (CPU) A1
A3 Conexão com (CPU) A1
A4 Conexão com (CPU) A1
X3A Interruptor coluna de direção +15, Limpador de
para brisa, Retorno de caçambe
X3B Indicadores indicação
X7B Chave de ignição KL.15, 30, 50, 58 / KL. 61
Horímetro, motor do para brisa
X8AIluminação de trabalho, Rádio
X8B Reserva (KL.15, 30) KL. 58
X9A Alimentação MC6
X10 K01, K02 & K03 KL 85 & 86
X12 Joystick direção Y51, Y52
X13 Reserva PTS
Electronic board A12:
Slide 10 Electrical System L544 - L580 2plus2

11. LBH / TIP 2001
Electronic Board (CPU) A1
Adjustable Parts:
Slide 11 Electrical System L544 - L580 2plus2
V2 LED Verde 24V – Power supply
V13 LED Verde Internal 5V – Power supply
V14 LED Verde Internal 5V – Power supply
V15 LED Verde Internal 8,5V – Power supply
V16 LED Verde 24V – Power supply
V29 LED Vermelho Reset Program check
V30 LED Vermelho CAN line level monitoring
V31 LED Verde CAN line level monitoring

12. LBH / TIP 2001
V20
V22
H32
V26
H6
H1
H24
H5
H2
H31
H3
Slide 12 Electrical System L544 - L580 2plus2
Chave ligada / motor funcionando
H1 Green Ignition ON
H2 Green24V Supply
H3 Green Ignition Switch Start
H6 GreenHazards Active
V26 GreenKL. 15 Relay K4 Supply
H31 GreenShut-off Relay K02 Start lock (KL. 85)
H32 GreenSignal Park Brake for Cnt. Greasing Sys
Chave de ignição ligada.
V20 Verde KL. 58 Chave de igniçào
V22 vermelho KL. 58 Rele K3 alimentado
Electronic Board A12
LED Functions:

13. LBH / TIP 2001
F1 – 5A Headlight right (High beam)
F2 – 5A Headlight left (High beam)
F3 – 5A Headlight right (Dim)
F4 – 5A Headlight left (Dim)
F5 – 10A Wiper rear / Central greasing system / B15, B17
F6 –10A Headlight High/Low
F7 –10A Reserve KL 30 (Cab roof)
F8 –10A Reserve KL 30 (Cab roof)
F9 –10A Reserve KL 15 (Cab roof)
F10 –10A Reserve KL 15 (Cab roof)
F11 – 10A Wiper motor front
F12 –10A Radio / Interior light / Terminal block Xb KL 58
F13 –10A Cigarette lighter / Compressor Operator's seat
F14 –10A Ignition switch KL 30
F15 –10A Power supply MC6
Electronic board A12:
Slide 13 Electrical System L544 - L580 2plus2
Fuses

14. LBH / TIP 2001
Fuses
Fuse Value Protection
F01 60 A KL. 24V Supply
F02 20 A Starter KL. 50, additional fuel SV
F03 30 A Engine stop solenoid
F04 30 A Main fuse KL. 15 (PIN)
F05 20 A Heater Blower
Slide 14 Electrical System L544 - L580 2plus2
F01
F02
F03
F04
F05
Central electronic :

15. LBH / TIP 2001
Fuses
Slide 15 Electrical System L544 - L580 2plus2
Engine Bay Rear:
F07 Hazards 10A
F06 Pre-glow 60A
F08 Emergency steering pump
200A
F00 Main fuse 100A

16. LBH / TIP 2001
U 1 Transistor Clutch A/C compressor (Y22) LED H9
U 2 Transistor Reverse lights (E1, E5) LED H11
U 3 Transistor Back-up alarm (B16) LED H13
U 4 Transistor Bucket float-position (Y18) LED H29
U 5 Transistor Re-fuelling pump (M12 LED H30
U 6 Transistor Wiper motor rear (M3) LED H22
U 7 Transistor Windscreen washer pump rear (M9) LED H23
U 8 Transistor Arbeitsscheinwerfer rear li. (E12 E12a) LED H20
U 9 Transistor Arbeitsscheinwerfer rear re. (E13, E13a) LED H18
U10 Transistor Working Lights rear (H22a) LED H10
U11 Transistor Brake lights (H20, H21) LED H14
U12 Transistor Solenoid valve W.H. Lock-out (Y14) LED H24
U13 Transistor Beacon light(H22) LED H12
U14 Transistor Working light front left (E12) LED H21
U15 Transistor Working light front right (E13) LED H19
U16 Transistor Park Brake (Y10) LED H33
U17 Transistor Turn indicator left(H15, H17) right(H16, H18) LED H7 / H8
U18 Transistor Hazard system LED H5
U19 Transistor Ride-control System (Y20, Y21) LED H28
U20 Transistor Driving lights (E3, E4) LED H15
U21 Transistor Licence (E14) & Profile right.(E4, E7, E9) LED H16
U22 Transistor Profile left (E3, E6, E8) LED H17
U23 Transistor Lift Kick-out (Y17) LED H26
U24 Transistor Bucket return-to-dig (Y9) LED H27
U25 Transistor Reserve output 2 LED H35
U27 Transistor Reserve output 3 LED H36
U28 Transistor Reserve output 1 LED H34
Outputs + LED's
Slide 16 Electrical System L544 - L580 2plus2
Electronic board A12:

17. LBH / TIP 2001
Relay + LED's
K1 Wiper front
K2 Turn indicator LED H7, H8
K3 Fuse F12, F13 KL. 58 LED V22
K4 Power supply MC6 LED V26
K5 Joystick Steering Interruption
Electronic board A12 :
Slide 17 Electrical System L544 - L580 2plus2

18. LBH / TIP 2001 Folie 18 Elektrik L544 - L580 2plus2
Central Electronic:
Relay´s
K01 K02 K03 K06 K07 K08 K09
K01 Connector 15 Ignition switched
K02 Start lock
K03 Engine stop
K06 Blower fan level1
K07 Blower fan level2
K08 Blower fan level3
K09 Blower fan level4

19. LBH / TIP 2001 Slide 19 Electrical System L544 - L580 2plus2
Pilot control console:
Relay
LFD off B28 10 bar
Forward / Reverse Relay Ka, Kb
Bucket float-position B32 26 bar

20. LBH / TIP 2001
Relay
Slide 20 Electrical System L544 - L580 2plus2
Engine bay left :
Pre-glow relay K04
Leistungsrelais K04a

21. LBH / TIP 2001
Electronic Box MC6 A2
Slide 21 Electrical System L544 - L580 2plus2
MC6 BMC6 A
•Transmission Management
•Regulation of Travel Pump
and Travel Motors
•Joystick Steering
•Regulation of Fan speed
•Activating the Emergency
Steering Pump
•Monitoring Over-speeding of
Engine und Travel Motors
The Electronic Box MC6 is mounted in
the cab on the rear panel.
The Electronic Box MC6 A2 is responsible for:

22. LBH / TIP 2001
Display A13
H19 H14 H5
H33
H24 H8 H23
P6
H10 H6 H11
H12 H2 H7
H27 H3 H9
H31
H30
H29
H32
H34
H35
P3
H13
P7
H36
H38a H38b
H37
P5
H4
P2
H1
H1 Indication symbol Fuel Level H27 Indication symbol Joystick Steering
H2 Indication symbol Pre-glow H29 Indication symbol Tempomat T
H3 Indication symbol Travel Direction (forward) H30 Indication symbol Fixed Gear 1
H4 Indication symbol Engine Oil Pressure H31 Indication symbol Fixed Gear 2
H5 Indication symbol Working Hydraulic Lock-out H32 Indication symbol Neutral
H6 Indication symbol Battery Charge Light H33 Indication symbol Automatic-Travel Range 1-2
H7 Indication symbol Air Cleaner (vacuum) H34 Indication symbol Automatic-Travel Range 1-3
H8 Indication symbol Emergency Steering H35 Indication symbol Automatic-Travel Range 2-3
H9 Indication symbol Travel Direction (Reverse) H36 Indication symbol Stop
H10 Indication symbol Direction Indicator H37 Gauge - Tractive Force, Selected Travel Range
H11 Indication symbol Park Brake H38 Gauge - Over-speed Protection
H12 Indication symbol High Beam P2 Gauge - Fuel Level
H13 Indication symbol Engine Over-speed / Coolant Level P3 Gauge - Coolant Level
H14 Indication symbol Transmission Temp. P5 Gauge - Engine Oil Pressure
H19 Indication symbol Accumulator Press (Brake System) P6 Gauge - Travel Speed
H23 Indication symbol Hydraulic Oil Temp. P7 Gauge - RPM, Time, Operating Hours, Service Codes
H24 Indication symbol Emergency Steering check “
Slide 22 Electrical System L544 - L580 2plus2

23. LBH / TIP 2001
Control panel A11
S4 Button Hazard system A S18 Button Bucket float-position
S5 Button Traction control S19 Button Working Hyd. Lock-out A
S6 Button Park light/driving light S22 Button Lift kick-out
S7 Button Working lights –Front A S27 Button Travel range– Gear up
S8 Button Working lights –Rear A S28 Button Travel range– Gear Down
S9 Button Beacon light A S29 Button Tempomat
S10 Button Emergency Steering S30 Button RPM, Time or Operating Hrs.
S13 Button wiper- and Washer – Rear window S31 Button Brightness – Display
S14 Button Bucket return-to-dig S32 Button Tractive force – Increase
S16 Button Ride-control (LFD-System) S33 Button Tractive force – Decrease
S17 Button Park brake
Slide 23 Electrical System L544 - L580 2plus2
S28 S9 S19 S13 S22 S32S6
S29 S8 S10 S31 S14 S33S7
S27 S4 S16 S30 S18 S5S17
A = Analogue output

24. LBH / TIP 2001
Control panel A10
S21 Button A/C S37 Button Blower Level 3
S34 Button Blower OFF S38 Button Blower Level 4
S35 Button Blower Level 1 S39 Button Temperature Increase
S36 Button Blower Level 2 S40 Button Temperature Decrease
Slide 24 Electrical System L544 - L580 2plus2
S21 S40S38S36
S34 S39S37S35

25. LBH / TIP 2001
Travel Pump A4V
Slide 25 Electrical System L544 - L580 2plus2
Solenoid valves on the Travel Pump:
L 564 - L 580
L 544, L 554
Solenoid valves
F. / R. Y2, Y3
at 20°C 22Ω
Proportional valve
PST pressure Y15
at 20°C 12 - 16Ω

26. LBH / TIP 2001 Slide 26 Electrical System L544 - L580 2plus2
Transmission Electrical System
B1 Speed sensor AVG
1050Ω
B5 Pressure Switch AVG
Until Ser.Nr. 6996
B2 Speed sensor
Motor 1 / 1050Ω
Temperature switch AVG B14 at excessive temp. (120°C)
The (MC6) A2 only 1. & 2. Travel range
B2a Speed sensor
Motor 2 / 1050Ω
B14 Temperature switch AVG
120°C
Plug Solenoid valves
Y6.1, Y6.2, Y6.3, Y29

27. LBH / TIP 2001 Slide 27 Electrical System L544 - L580 2plus2
Cannon-Plug Layout :
Transmission
Plug Solenoid valves
A Y29 Solenoid valve Modulation 100 ±10Ω
B Y6.2 Solenoid valve 2. Gang 100 ±10Ω
C Y6.3 Solenoid valve 3. Gang 100 ±10Ω
D Y6.1 Solenoid valve 1. Gang 100 ±10Ω
E Negative

28. LBH / TIP 2001 Slide 28 Electrical System L544 - L580 2plus2
Solenoid valves Travel Motors:
Travel Motors
EP2 Proportional Solenoid Valve
at 20°C 22Ω
EP1 Proportional Solenoid Valve
at 20°C 22Ω

29. LBH / TIP 2001
Temperature sensor Hydraulic Oil
Temperature Switch B6 no longer needed
This function will be performed by the temperature sensor B8
Warning light, Buzzer & Tractive force Reduction active at 95°C
Slide 29 Electrical System L544 - L580 2plus2
B8 Temperature sensor
Hydraulic Oil
at 20°C / 1112Ω

30. LBH / TIP 2001
Temperature sensor Coolant
NEW: Temperature sensor (same as for fan drive) B21
For Temp. Gauge und Warning light 100°C
Slide 30 Electrical System L544 - L580 2plus2
B20 Temperature sensor
Coolant
at 20°C / 1112Ω

31. LBH / TIP 2001 Slide 31 Electrical System L544 - L580 2plus2
Valvula solenoide do motor de arrefecimento:
Fan Motor
Y13 Valvula olenoide proporcional
at 20°C 4,8Ω

32. LBH / TIP 2001 Slide 32 Electrical System L544 - L580 2plus2
Potenciometro do pedal de aceleracao
Pedal de aceleracao
60°
Pedal não acionado 0,9 ±0,3 Volt
Pedal acionado 4,2 ±0,2 Volt
Valores a serem comparados com
valores memorizados na MC6

33. LBH / TIP 2001 Slide 33 Electrical System L544 - L580 2plus2
Parts Brake Pedal:
Pedal de freio
Pressostato
Luz de freio 5bar
B12
Valvula solenoide do
sistema de freio
Y10
R1 Potenciometro do pedal
de freio
Pedal não atuado 2,9 Volt
Pedal atuado 1,4 Volt
Valores a serem
comparados com valores
memorizado na MC6.
Pressostato 90bar
Sistema de monitoramento
B19

34. LBH / TIP 2001 Slide 34 Electrical System L544 - L580 2plus2
Bloco de solenoide
Solenoide de protecao contras overspeed
30,3Ω
Y14
Sensor & pressotato do motor diesel
B7
10 - 184Ω
Sensor pick-up B24
20°C 540Ω ±10%
Solenoide de liberacao de
comando 30,3Ω
Y14

35. LBH / TIP 2001 Slide 35 Electrical System L544 - L580 2plus2
Sensor de nivel de liquido de arrefecimento :
Sistema de arrefecimento
Sensor
B13

36. LBH / TIP 2001
Page 1
Page 1
Page 1
Starter
MagnetAdd.FuelSV
MainSwitch
Pre-glowrelay
RelayKL.15
StatRelay
Alternator
Stopsolenoid
Batteries
RelayStopsolenoid
Pre-glowSV
Slide 36 Electrical System L544 - L580 2plus2

37. LBH / TIP 2001
Page 1 Main Switch ON
Page 1 Main Switch ON
Page 1
Starter
MagnetAdd.FuelSV
MainSwitch
Pre-glowrelay
RelayKL.15
StatRelay
Alternator
Stopsolenoid
Batteries
RelayStopsolenoid
Pre-glowSV
Slide 37 Electrical System L544 - L580 2plus2 Main Switch ON

38. LBH / TIP 2001
Page 1 Ignition ON
Page 1 Main Switch ON
Page 1
Starter
MagnetAdd.FuelSV
MainSwitch
Pre-glowrelay
RelayKL.15
StatRelay
Alternator
Stopsolenoid
Batteries
RelayStopsolenoid
Pre-glowSV
Slide 38 Electrical System L544 - L580 2plus2 Ignition ON
Excitingcurrent100mA

39. LBH / TIP 2001
Page 1 Ignition ON with Pre-glow
Page 1 Main Switch ON with Pre-glow
Page 1
Starter
MagnetAdd.FuelSV
MainSwitch
Pre-glowrelay
RelayKL.15
StatRelay
Alternator
Stopsolenoid
Batteries
RelayStopsolenoid
Pre-glowSV
Slide 39 Electrical System L544 - L580 2plus2 Ignition ON with Pre-glow
<5°CExcitingcurrent100mA

40. LBH / TIP 2001
Page 1 Stating with Pre-glow
Page 1 Main Switch ON with Pre-glow
Page 1
Starter
MagnetAdd.FuelSV
MainSwitch
Pre-glowrelay
RelayKL.15
StatRelay
Alternator
Stopsolenoid
Batteries
RelayStopsolenoid
Pre-glowSV
Slide 40 Electrical System L544 - L580 2plus2 Stating with Pre-glow
<5°CExcitingcurrent100mA

41. LBH / TIP 2001
Page 1 Motor Running with Pre-glow
Page 1 Main Switch ON with Pre-glow
Page 1
Starter
MagnetAdd.FuelSV
MainSwitch
Pre-glowrelay
RelayKL.15
StatRelay
Alternator
Stopsolenoid
Batteries
RelayStopsolenoid
Pre-glowSV
Slide 41 Electrical System L544 - L580 2plus2 Motor Running with Pre-glow
<5°C
Pre-glow Time
ca. 3x Pre-glow Time

42. LBH / TIP 2001
Page 1 Motor Running
Page 1 Main Switch ON with Pre-glow
Page 1
Starter
MagnetAdd.FuelSV
MainSwitch
Pre-glowrelay
RelayKL.15
StatRelay
Alternator
Stopsolenoid
Batteries
RelayStopsolenoid
Pre-glowSV
Slide 42 Electrical System L544 - L580 2plus2 Motor Running
<5°C

43. LBH / TIP 2001
Page 2
Airfiltercontamination
CoolantLevel
OilPressure
CoolantTemp
FuelLevel
OperatingHrs.
Ignition Switch
Page 2Slide 43 Electrical System L544 - L580 2plus2

44. LBH / TIP 2001
Page 2 Main Switch ON
Airfiltercontamination
CoolantLevel
OilPressure
CoolantTemp
FuelLevel
OperatingStd.
Ignition Switch
Page 2Slide 44 Electrical System L544 - L580 2plus2
Main Switch ON

45. LBH / TIP 2001
Page 2 Ignition ON
Airfiltercontamination
CoolantLevel
OilPressure
CoolantTemp
OperatingStd.
Ignition Switch
Page 2Slide 45 Electrical System L544 - L580 2plus2
Ignition ON
FuelLevel
Signal1-4V

46. LBH / TIP 2001
Page 2 Motor Running
Airfiltercontamination
CoolantLevel
OilPressure
CoolantTemp
OperatingStd.
Ignition Switch
Page 2Slide 46 Electrical System L544 - L580 2plus2
Motor Running
FuelLevel
Signal1-4V

47. LBH / TIP 2001
Page 3
Page 3Slide 47 Electrical System L544 - L580 2plus2
BODEM-Plug
50-140Ω
PSVJoystikright
PSVJoystikleft

48. LBH / TIP 2001
Page 3 Main Switch ON
Page 3Slide 48 Electrical System L544 - L580 2plus2
Main Switch ON
BODEM-Plug
PSVJoystikright
PSVJoystikleft

49. LBH / TIP 2001
Page 3 Ignition ON
Page 3Slide 49 Electrical System L544 - L580 2plus2
Ignition ON
BODEM-Plug
CAN_H
RS232
RS232RxD
RS232TxD
CAN_L
PSVJoystikright
PSVJoystikleft

50. LBH / TIP 2001
Page 4
Reverse
Forward
F/N/R Switch
Page 4Slide 50 Electrical System L544 - L580 2plus2
SignalKL.61

51. LBH / TIP 2001
Page 4 Ignition ON
F/N/R Switch
Page 4Slide 51 Electrical System L544 - L580 2plus2
Ignition ON
CAN_H
CAN_L
Reverse
Forward
SignalKL.61

52. LBH / TIP 2001
Page 4 Motor Running Travel Direction.F.
F/N/R Switch
Page 4Slide 52 Electrical System L544 - L580 2plus2
Motor Running Travel Direction Forward Engaged
CAN_H
CAN_L
Reverse
Forward
SignalKL.61

53. LBH / TIP 2001
Page 5
Engine
AVGOutput
Motor1
Motor2
Potentiometer
Inchpedal
Potentiometer
AcceleratorPedal
TransTemp.120°C
BrakeAcc90bar
ParkBrake
Page 5Slide 53 Electrical System L544 - L580 2plus2

54. LBH / TIP 2001
Page 5 Ignition ON
AVGOutput
Motor1
Motor2
Potentiometer
Inchpedal
Potentiometer
AcceleratorPedal
TransTemp.120°C
BrakeAcc90bar
ParkBrake
Page 5Slide 54 Electrical System L544 - L580 2plus2
Ignition ON
Engine
2,9-1,4V
0,9-4,2V
+5V
+5V

55. LBH / TIP 2001
Page 5 Motor Running
Engine
AVGOutput
Motor1
Motor2
Potentiometer
Inchpedal
Potentiometer
AcceleratorPedal
TransTemp.120°C
Personage90bar
ParkBrake
Page 5Slide 55 Electrical System L544 - L580 2plus2
Motor Running
2,9-1,4V
0,9-4,2V
+5V
+5V

56. LBH / TIP 2001
Page 6
Reverse
Forward
Gearchange
ModulationValve
3.Gang
1.Gang
2.Gang
PPMMotor2
PPMTravelPump(DRE)
Over-speedSolenoid
PPMMotor1
Page 6Slide 56 Electrical System L544 - L580 2plus2

57. LBH / TIP 2001
Page 6 Ignition ON
Reverse
Forward
Gearchange
ModulationValve
3.Gang
1.Gang
2.Gang
PPMMotor2
PPMTravelPump(DRE)
Over-speedSolenoid
PPMMotor1
Page 6Slide 57 Electrical System L544 - L580 2plus2
Ignition ON

58. LBH / TIP 2001
Inversao de rotacao da helice
Folie 58 Elektrik L544 - L580 2plus2
Tempo de ativacao 20 sec
Nota: Se o motor diesel estiver abaixo de 950 min-1
esta funcao sera cancelada
•Botao para selecionar o sentido de rotacao
Indicador do tempo de ajuste ( 5 - 99 minutes)
•O tempo de acionamento e ajustado entre 5 – 99 min

59. LBH / TIP 2001
Page 7
FanDirection
FanDirection
HydraulicOil
Coolant
FanDirection
PPMFanMotor
Page 7Slide 59 Electrical System L544 - L580 2plus2

60. LBH / TIP 2001
Page 7 Ignition ON
FanDirection
FanDirection
HydraulicOil
Coolant
FanDirection
PPMFanMotor
Page 7Slide 60 Electrical System L544 - L580 2plus2
Ignition ON

61. LBH / TIP 2001
Page 8
Bucketreturn-to-dig
LiftKick-out
WorkingHyd.Lock-out
PilotCnt.Magnets
Page 8Slide 61 Electrical System L544 - L580 2plus2
bl
sw br
bl
sw br
LFDoff10bar
LFDON
LFD/Bucketfloat-position
Bucketfloat-position26bar

62. LBH / TIP 2001
Page 8 Ignition ON
Bucketreturn-to-dig
LiftKick-out
WorkingHyd.Lock-out
LFD/Bucketfloat-position
LFDoff10bar
Bucketfloat-position26bar
PilotCnt.Magnets
Page 8Slide 62 Electrical System L544 - L580 2plus2
Ignition ON
bl
sw br
bl
sw br
LFDON

63. LBH / TIP 2001
Page 8 Motor Running LFD ON
Bucketreturn-to-dig
LiftKick-out
WorkingHyd.Lock-out
LFD/Bucketfloat-position
LFDoff10bar
Bucketfloat-position26bar
PilotCnt.Magnets
Page 8Slide 63 Electrical System L544 - L580 2plus2
Motor Running LFD ON
bl
sw br
bl
sw br
LFDON

64. LBH / TIP 2001
Page 9
Level2
Level3
Level4
Heating
Blower
Level1
A/Ccompressor
A/CPressureSwitch
Airflap/
Heater
Page 9Slide 64 Electrical System L544 - L580 2plus2
ThermosensorA/C
Aux.Heating

65. LBH / TIP 2001
Page 9 Main Switch ON
Level2
Level3
Level4
Heating
Blower
Level1
A/Ccompressor
A/CPressureSwitch
ThermosensorA/C
Airflap/
Heater
Page 9Slide 65 Electrical System L544 - L580 2plus2
Main Switch ON
Aux.Heating

66. LBH / TIP 2001
Page 9 Ignition ON
Level2
Level3
Level4
Heating
Blower
Level1
A/Ccompressor
Aux.Heating
ThermosensorA/C
Airflap/
Heater
Page 9Slide 66 Electrical System L544 - L580 2plus2
Ignition ON A/CPressureSwitch

67. LBH / TIP 2001
Page 10
Horn
Steering column switch
WiperF.
Wiperhi.
WindscreenwasherpumpF.
Windscreenwasherpumphi.
Page 10Slide 67 Electrical System L544 - L580 2plus2
Re-fuellingpump
Buzzerextern

68. LBH / TIP 2001
Page 10 Main Switch ON
Horn
Steering column switch
WiperF.
Wiperhi.
WindscreenwasherpumpF.
Windscreenwasherpumphi.
Page 10Slide 68 Electrical System L544 - L580 2plus2
Main Switch ON
Re-fuellingpump
Buzzerextern

69. LBH / TIP 2001
Page 10 Ignition ON
Re-fuellingpump
Steering column switch
WiperF.
Wiperhi.
WindscreenwasherpumpF.
Windscreenwasherpumphi.
Page 10Slide 69 Electrical System L544 - L580 2plus2
Ignition ON
Horn
Buzzerextern

70. LBH / TIP 2001
Page 10 Ignition ON Interval
Re-fuellingpump
Steering column switch
WiperF.
Wiperhi.
WindscreenwasherpumpF.
Windscreenwasherpumprear.
Page 10Slide 70 Electrical System L544 - L580 2plus2
Ignition ON Windscreen wiper Interval
Horn
Buzzerextern

71. LBH / TIP 2001
Page 10 Ignition ON Level 1
Page 10Slide 71 Electrical System L544 - L580 2plus2
Ignition ON Windscreen wiper Level 1
Re-fuellingpump
Steering column switch
WiperF.
Wiperhi.
WindscreenwasherpumpF.
Windscreenwasherpumphi.
Horn
Buzzerextern

72. LBH / TIP 2001
Page 10 Ignition ON Level 2
Page 10Slide 72 Electrical System L544 - L580 2plus2
Ignition ON Windscreen wiper Level 2
Re-fuellingpump
Steering column switch
WiperF.
Wiperhi.
WindscreenwasherpumpF.
Windscreenwasherpumphi.
Horn
Buzzerextern

73. LBH / TIP 2001
Page 11
Rearlightsleft
Rearlightsright
Dimre.
Dimli.
BrakeLight
Page 11Slide 73 Electrical System L544 - L580 2plus2
Workinglight.hi.re.
Workinglight.hi.li.

74. LBH / TIP 2001
Page 12
WorkingLights
Profilelight
Cablight
Profilelight
Workinglight.F.re.
Workinglight.F.li.
Page 12Slide 74 Electrical System L544 - L580 2plus2
LicencePlatelights
LicencePlatelights

75. LBH / TIP 2001
Page 12 Main Switch ON
WorkingLights
Profilelight
Cablight
Profilelight
Workinglight.F.re.
Workinglight.F.li.
Page 12Slide 75 Electrical System L544 - L580 2plus2
Main Switch ON
LicencePlatelights
LicencePlatelights

76. LBH / TIP 2001
Page 13
EmergencySteeringCheck
Emergencysteeringpump
EmergencySteering
Page 13Slide 76 Electrical System L544 - L580 2plus2
ReturnSignalParkBrake

77. LBH / TIP 2001
Page 13 Main Switch ON
EmergencySteeringCheck
Emergencysteeringpump
EmergencySteering
Page 13Slide 77 Electrical System L544 - L580 2plus2
Main Switch ON
ReturnSignalParkBrake

78. LBH / TIP 2001
Page 13 Ignition ON
EmergencySteeringCheck
Emergencysteeringpump
EmergencySteering
Page 13Slide 78 Electrical System L544 - L580 2plus2
Ignition ON
ReturnSignalParkBrake

79. LBH / TIP 2001
Page 13 Motor Running
EmergencySteeringCheck
EmergencySteering
Page 13Slide 79 Electrical System L544 - L580 2plus2
Motor Running
Emergencysteeringpump
Emergency Steering Pump Check
ReturnSignalParkBrake

80. LBH / TIP 2001
Page 13 Motor Running Park Brake Open
EmergencySteeringCheck
EmergencySteering
Page 13Slide 80 Electrical System L544 - L580 2plus2
Motor Running Park Brake Open
Emergencysteeringpump
ReturnSignalParkBrake

81. LBH / TIP 2001
Page 14
Back-upalarm
Option
Option
CompressorOperator'sseat
Cig.Lighter
SWE
WorkingLightsHeckseitig
Page 14Slide 81 Electrical System L544 - L580 2plus2

82. LBH / TIP 2001
Page 14 Ignition ON
Back-upalarm
Option
Option
CompressorOperator'sseat
Cig.Lighter
SWE
Back-upBeaconLight
Page 14Slide 82 Electrical System L544 - L580 2plus2
Ignition ON

83. LBH / TIP 2001
Page 15
JoystickSteering
PPMJoystickSteeringli.
PPMJoystickSteeringre.
Joystick Steering
Page 15Slide 83 Electrical System L544 - L580 2plus2

84. LBH / TIP 2001
Page 15 Ignition ON
JoystickSteering
PPMJoystickSteeringli.
PPMJoystickSteeringre.
Joystick Steering
Page 15Slide 84 Electrical System L544 - L580 2plus2
Ignition ON

85. LBH / TIP 2001
Page 16
Transformer
SpeakerRadio
Page 16Slide 85 Electrical System L544 - L580 2plus2

86. LBH / TIP 2001
Page 16 Main Switch ON
Transformer
SpeakerRadio
Page 16Slide 86 Electrical System L544 - L580 2plus2
Main Switch ON

87. LBH / TIP 2001
Page 16 Ignition ON
Transformer
SpeakerRadio
Page 16Slide 87 Electrical System L544 - L580 2plus2
Ignition ON

88. LBH / TIP 2001
Page 17
Page 17Slide 88 Electrical System L544 - L580 2plus2
ReserveInputX1-36KSMotor
Reserveoutput1
ReserveControlX8-17KSCab
Reserveoutput2
Reserveoutput3
ReserveControlX8-13KSCab
ReserveControlX8-14KSCab
ReserveControlX8-15KSCab
ReserveControlX8-16KSCab
ReserveControlX8-18KSCab
ReserveControlX8-19KSCab
ReserveControlX8-20KSCab
ReserveControlX8-21KSCab
ReserveControlX8-22KSCab
ReserveControlX8-23KSCab
ReserveControlX8-24KSCab
Frei
ONpos.KL58
ReserveInput1Plus-schaltend
ReserveInput2Plus-schaltend
ReserveInputX1-35KSMotor
ReserveInput3Plus-schaltend
ReserveInputX2-14KSfront
ReserveInputX2-12KSfront
ReserveInputX2-16KSfront
ReserveInputX2-10KSfront
ReserveInputX2-26KSMotor
ReserveInputX1-17KSMotor
KLD+

89. LBH / TIP 2001
Page 17 Ignition ON
Page 17Slide 89 Electrical System L544 - L580 2plus2
Ignition ON
ReserveInputX1-36KSMotor
Reserveoutput1
ReserveControlX8-17KSCab
Reserveoutput2
Reserveoutput3
ReserveControlX8-13KSCab
ReserveControlX8-14KSCab
ReserveControlX8-15KSCab
ReserveControlX8-16KSCab
ReserveControlX8-18KSCab
ReserveControlX8-19KSCab
ReserveControlX8-20KSCab
ReserveControlX8-21KSCab
ReserveControlX8-22KSCab
ReserveControlX8-23KSCab
ReserveControlX8-24KSCab
Frei
ONpos.KL58
ReserveInput1Plus-schaltend
ReserveInput2Plus-schaltend
ReserveInputX1-35KSMotor
ReserveInput3Plus-schaltend
ReserveInputX2-14KSfront
ReserveInputX2-12KSfront
ReserveInputX2-16KSfront
ReserveInputX2-10KSfront
ReserveInputX2-26KSMotor
ReserveInputX1-17KSMotor
KLD+
U27 9A / H36
U25 9A / H35
U28 9A / H34
Z E N T R A L E L E K T R O N I K
This Connection to from Terminal block Xb
Over the Central electronic (X12) to the
plugs X1 und X2 bridged
This Connections consists only
between Terminal block und Plug X8

90. LBH / TIP 2001
Page 18
Page 18Slide 90 Electrical System L544 - L580 2plus2
Main Switch ON
Buttonworkinglightsfront
LEDworkinglightsFront
Supplycurrent+5V
LEDArbeitsscheinwerferrear
LEDBeaconlight
LEDBackupalarm
Negative
Supplycurrent+24V
CAN-BusCAN_L
CAN-BusCAN_H
Negative
+5V-KL1
SignalTurnindicator
ButtonS34Bloweroff
ButtonS36BlowerLevel2
ButtonS35BlowerLevel1
ButtonS35BlowerLevel4
ButtonS35BlowerLevel3
ButtonS40Temperaturedecrease
Buttonworkinglightsrear
Negative
Supplycurrent+24V
CAN-BusCAN_H
Supplycurrent+5V
ButtonWorkingLights
Buttonwarningtoneindicator
ButtonWorkingHyd.Lock-out
Negative
ButtonS21A/C
ButtonS39Temperatureincrease
CAN-BusCAN_L