Claas Scorpion 6030 (K20) Telehandlers Technical System EN

File List:

00 0288 505 0.pdf
00 0300 384 1.pdf
00 0300 622 0.pdf
00 0301 761 1.pdf
00 0302 343 1.pdf
00 0302 565 2.pdf
CHP-numbers for connectors CLAAS HARNESS PARTS.pdf

00 0288 505 0.pdf:

Diesel engineDEUTZ TD / TCD 3.6 L4 Tier 4f
Table of contents
Introduction
Validity of manual
Validity of manual
About this Technical Systems documentation
Symbols and notes
Further useful information
List of abbreviations
General information
Marking of warnings and hazard prevention notes
Safety routines
First-aid measures
CCN explanation
CCN (CLAAS Component Number)
CLAAS electric systems standard
Overview
KRAMER ALLRAD electric systems standard (KCN standard)
Overview
CCN (CLAAS Component Number)
01 Engine
0102 Complete component
Complete component
TDC 3.6 L4 f engine, service page on the right
Left side of TDC 3.6 L4 f engine
Engine TDC 3.6 L4 f exhaust gas treatment system
Engine number and serial number of crank case
DEUTZ diesel engine identification plate
0110 Engine housing
Engine housing
Crankcase venting
Valve cover with oil separator
0115 Engine unit
Cylinder arrangement
0120 Cylinder head / Valves / Idler gear
Gear drive
Gear drive
Gearwheel housing
Valve train
Oil supply of hydraulic tappets and rocker arms
V-belt pulley / sensor wheel
V-belt pulley expansion pins / sensor wheel
Fixing the V-belt pulley to the crankshaft
0125 Injection / Fuel system
Injection / fuel system
Fuel system diagram
Function description of fuel system
Overview of injection system
Injectors
Function of injectors
Description of injector function
Bosch CP4.1 high-pressure pump
Control block (FCU)
Rail pressure relief valve
0130 Lubricating oil system
Lubricating oil system
Overview of components
Layout of lubrication oil system
Lubrication pump
Oil pressure control valve
Pressure relief valve
0135 Cooling system
Cooling system
Coolant diagram
Description of function
Thermostat
Coolant pump union
Coolant pump
Coolant drain
0140 Exhaust system
Exhaust gas recirculation
Exhaust gas recirculation (EGR) system overview
Description of function
Exhaust gas recirculation cooler (EGR cooler)
Exhaust gas recirculation (EGR) control valve
Exhaust gas recirculation (EGR) reed valve
Charge air sensor, TDC 3.6 L4 engine (DOC)
Exhaust system
Turbocharging
0155 Engine control
Diesel engine 3.6 monitoring, control
Measured values table
Description of function
0165 Exhaust gas aftertreatment
Exhaust gas treatment system (EAT)
Overview of functions
Description of function
Overview of exhaust gas treatment
Mixing section
Description of function
Dosing unit
Description of function
NOx sensors and NOx electronic unit
Description of function
Exhaust back-pressure sensor
Description of function
Temperature sensors
Withdrawal unit
Conveying module
Components in conveying module (M029-KRA)
Description of function
Tank heater solenoid valve
Description of function
Ambient air temperature sensor
Description of function
Urea heater
Overview of functions
Withdrawal unit
Description of function
Dosing unit
Description of function
Tank heater solenoid valve
Description of function
Diesel oxidation catalyst (DOC)
Design of diesel oxidation catalytic converter (DOC)
Description of function
0197 Test/Measurement/Setting
Parametrising the IMA code
Parametrising the IMA code after replacing the injectors
Description
Reading the IMA code
Parametrizing the IMA code with the CDS
Resetting the injector correction values
Resetting the injector correction values with the CDS
Reading out and resetting the rail pressure relief valve
Reading out the openings of rail pressure relief valve (B022-KRA) and resetting the counter
0198 Problem / Remedy
High-pressure pump service
10 Electrical / Electronic equipment
1012 Modules / sensors
N005-KRA – Diesel engine electronics DEUTZ 3.6 part 1/9
Key to diagram
Key to diagram
N005-KRA – Diesel engine electronics DEUTZ 3.6 part 2/9
Key to diagram
Key to diagram
N005-KRA – Diesel engine electronics DEUTZ 3.6 part 3/9
Key to diagram
Key to diagram
N005-KRA – Diesel engine electronics DEUTZ 3.6 part 4/9
Key to diagram
Key to diagram
N005-KRA – DEUTZ 3.6 diesel engine electronics part 5/9
Key to diagram
Key to diagram
N005-KRA – Diesel engine electronics DEUTZ 3.6 part 6/9
Key to diagram
Key to diagram
N005-KRA – Diesel engine electronics DEUTZ 3.6 part 7/9
Key to diagram
Key to diagram
N005-KRA – Diesel engine electronics DEUTZ 3.6 part 8/9
Key to diagram
Key to diagram
N005-KRA – Diesel engine electronics DEUTZ 3.6 part 9/9
Key to diagram
Key to diagram
1085 Networks
CAN bus – K24 (416-11)
Description of function
1080 Electrical circuit diagram
Electric system circuit diagrams (SCM)
SCM 01 Diesel engine diagnosis
Key to diagram
Key to diagram
SCM 02 Exhaust treatment
Key to diagram
Key to diagram
SCM 03 Diesel engine, vehicle side
Key to diagram
Key to diagram
SCM 04 Diesel engine, engine side
Key to diagram
Key to diagram
SCM 05 Diesel engine cooling
Key to diagram
Key to diagram
92 Diagnosis
9220 Error codes engine (J1939)
FMI fault code (Failure Mode Indicator)
FMI 00 (Signal too high)
FMI 01 (Signal too low)
FMI 02 (Erratic signal)
FMI 03 (Voltage too high)
FMI 04 (Voltage too low)
FMI 05 (Current too low)
FMI 06 (Current too high)
FMI 07 (Mechanical failure)
FMI 08 (Abnormal frequency signal)
FMI 09 (Communication error)
FMI 10 (Rate of signal change too fast)
FMI 11 (multiple faults)
FMI 12 (ECU defective)
FMI 13 (Signal outside of calibration range)
FMI 16 (Parameter not available)
FMI 17 (ECU not responding)
FMI 18 (Power supply failure)
FMI 19 (Software conditions not met)
FMI 95 (no signal change)
FMI 96 (CAN Bus system defective)
FMI 97 (Erratic condition)
FMI 98 (Warning)
FMI 99 (Info)
DEUTZ (DTC) diesel engine and ISO J1939 (SPN) fault code list
Description of function
Position of components
Electric system
B Sensors, signal transducers
G Power supply
H Indicator lights
M Drives
N Control unit
Y Solenoid coil

00 0300 384 1.pdf:

DEUTZ TD / TCD 3.6 L4 diesel engine
Table of contents
Introduction
Validity of manual
Validity of manual
General information
Technical Systems documentation and other sources of information
Importance of Technical Systems documentation
Personnel qualification and organization
Requirements made on all persons working with the machine
Alterations on the machine
Structural alterations
Additional equipment and spare parts
Requirements made on spare parts
Workplaces and persons travelling on the machine
Control of machine while running
Instructors travelling along during fieldwork
Technically flawless condition
Technically flawless condition of machine
Danger from damage to the machine
Respecting technical limit values
Hazard areas of the machine
Hazard areas
Hitching of machine to implement or trailer
Standing between machine and trailer
Hazard from engaged drive
Danger from machine parts that continue rotating
Safety devices
Keeping safety devices functional
Personal protective equipment
Personal protective equipment
Wearing suitable clothing
Safety markings
Keeping safety decals legible
Road safety
Hazards when driving on the road and on the field
Stability hazard
Preparing the machine for road travel
Parking the machine safely
Unsupervised parking
Keeping the machine free of foreign objects
Operating utilities
Unsuitable operating utilities
Safe handling of operating and auxiliary utilities
Fuel is detrimental to your health
Refrigerant is detrimental to your health
Environmental protection and disposal
Chemicals
Keeping the cab free of chemicals
Hazards from the work environment
Fire hazard
Potentially fatal electric shock from overhead lines
Behaviour in case of voltage flash-over due to overhead lines and when lightning strikes
Sources of hazards on the machine
Electric shock from electric system
Noise may damage your health
Vibrations may damage your health
Liquids under pressure
Compressed air
Toxic exhaust gases
Hot surfaces
Hazards when accessing and getting off the machine
Safe access and getting off
Hazards when working on the machine
Work only on the machine after shutting it down
Inspection, adjusting, maintenance and repair work
Raised machine parts and loads
Danger from welding work
Danger from painting work
Work on the electric system
Work on the diesel engine
Handling fuels
Handling hot liquids
Safety routines
First-aid measures
List of abbreviations
01 Engine
0102 Complete component
Complete component
TDC 3.6 L4 (DOC) engine, right service side
TDC 3.6 L4 (DOC) engine, left service side
TDC 3.6 L4 (CRT) engine, right service side
TDC 3.6 L4 (CRT) engine, left service side
Engine number and serial number of crank case
DEUTZ diesel engine identification plate
0110 Engine housing
Engine housing
Crankcase venting
Valve cover with oil separator
0115 Engine unit
Cylinder arrangement
0120 Cylinder head / Valves / Idler gear
Gear drive
Gear drive
Gearwheel housing
Valve train
Oil supply of hydraulic tappets and rocker arms
V-belt pulley / sensor wheel
V-belt pulley expansion pins / sensor wheel
Fixing the V-belt pulley to the crankshaft
0125 Injection / Fuel system
Injection / fuel system
Fuel system diagram
Injection system
Function of injectors
Description of injector function
Replacing the injectors
Description of function
IMA code
Parametrizing the IMA code with the CDS
Reset injector correction values with the CDS (1 of 2)
Reset injector correction values with the CDS (2 of 2)
Bosch CP4.1 high-pressure pump
Control block (FCU)
High-pressure pump service
Rail pressure relief valve
Reading out the number of openings of the rail pressure relief valve and resetting the counter with the CDS (1 of 2)
Reading out the number of openings of the rail pressure relief valve and resetting the counter with the CDS (2 of 2)
0130 Lubricating oil system
Lubricating oil system
Lubricating oil circuit
Lubricating oil system
Lubrication pump
Pressure relief valve
Oil pressure control valve
0135 Cooling system
Cooling system
Coolant diagram
Thermostat
Coolant pump union
Coolant pump
Coolant drain
0140 Exhaust system
Exhaust system
Turbocharging
Exhaust gas recirculation (EGR) system overview
Exhaust gas recirculation cooler (EGR cooler)
Exhaust gas recirculation (EGR) control valve
Exhaust gas recirculation (EGR) reed valve
Charge air sensor, TDC 3.6 L4 engine (DOC)
0155 Engine control
Engine monitoring and control
Note: regarding Technical Systems documentation
0165 Exhaust gas aftertreatment
Diesel oxidation catalytic converter (DOC)
Exhaust gas treatment with diesel oxidation catalytic converter (DOC)
Design of diesel oxidation catalytic converter (DOC)
Exhaust system
Turbocharging
Exhaust gas recirculation (EGR) system overview
Exhaust gas recirculation cooler (EGR cooler)
Exhaust gas recirculation (EGR) control valve
Exhaust gas recirculation (EGR) reed valve
Charge air sensor, TDC 3.6 L4 engine (DOC)
10 Electrical / Electronic equipment
1012 Modules / sensors
N005-KRA – Diesel engine electronics part 1/7
Key to diagram
Key to diagram
N005-KRA – Diesel engine electronics part 2/7
Key to diagram
Key to diagram
N005-KRA – Diesel engine electronics part 3/7
Key to diagram
Key to diagram
N005-KRA – Diesel engine electronics part 4/7
Key to diagram
Key to diagram
N005-KRA – Diesel engine electronics part 5/7
Key to diagram
Key to diagram
N005-KRA – Diesel engine electronics part 6/7
Key to diagram
Key to diagram
N005-KRA – Diesel engine electronics part 7/7
Key to diagram
Key to diagram
DEUTZ TCD 3.6 L4 DOC sensors
DEUTZ TCD 3.6 L4 DOC engine electronics and sensors
1085 Networks
Engine – machine BUS system (CAN)
Note: regarding Technical Systems documentation
1080 Electrical circuit diagram
Electric system power cabling circuit diagrams
SHEET 1 power cabling
Key to diagram
SHEET 2 power cabling
Key to diagram
Electric system unit cabling circuit diagrams
SHEET 1 unit cabling
Key to diagram
Engine wiring loom electric system circuit diagrams
SHEET 2 engine wiring loom
Key to diagram
SHEET 3 engine wiring loom
Key to diagram
SHEET 4 engine wiring loom
Key to diagram
SHEET 5 engine wiring loom
Key to diagram
Exhaust gas post-treatment electric system circuit diagrams
SHEET 1 exhaust gas post-treatment
92 Diagnosis
9220 Error codes engine (J1939)
FMI failure code (Failure Mode Indicator)
FMI 00 (Signal too high)
FMI 01 (Signal too low)
FMI 02 (Erratic signal)
FMI 03 (Voltage too high)
FMI 04 (Voltage too low)
FMI 05 (Current too low)
FMI 06 (Current too high)
FMI 07 (Mechanical failure)
FMI 08 (Abnormal frequency signal)
FMI 09 (Communication error)
FMI 10 (Rate of signal change too fast)
FMI 11 (multiple faults)
FMI 12 (ECU defective)
FMI 13 (Signal outside of calibration range)
FMI 16 (Parameter not available)
FMI 17 (ECU not responding)
FMI 18 (Power supply failure)
FMI 19 (Software conditions not met)
FMI 95 (no signal change)
FMI 96 (CAN Bus system defective)
FMI 97 (Erratic condition)
FMI 98 (Warning)
FMI 99 (Info)
DEUTZ (DTC) diesel engine and ISO J1939 (SPN) fault code list
Description of function

00 0300 622 0.pdf:

SCORPION6030 (K20 / 415-01)7030 (K22 / 415-03)7035 (K23 / 415-05)
Table of contents
Introduction
Validity of Technical Systems documentation
About this Technical Systems documentation
Marking of warnings and hazard prevention notes
Symbols and notes
Further useful information
CCN explanation
CCN (CLAAS Component Number)
CLAAS electric systems standard
Overview
Electric systems standard
Overview
CCN (CLAAS Component Number)
General information
Safety routines
First-aid measures
01 Engine
0135 Cooling system
Diesel engine 3.6 cooling system
Measured values table
Description of function
III Reversing fan unit (valve block)
Reverse fan function diagram
Reverse fan function description
0150 Engine attachment parts
Actuation – Start diesel engine 3.6
Description of function
0155 Engine control
Diesel engine 3.6 monitoring, control
Measured values table
Description of function
03 Chassis
0325 Driven steering axle, front
Drive system with high-speed gearbox (X)
Ground drive hydraulics variable-displacement pump (VII)
High-speed gearbox X
High-speed gearbox timing cover (X)
Adjustment: high-speed gearbox X
Functional description: high-speed gearbox adjustment
Lift adjustment
PCOR valve for control chamber M3
Direction of travel valve (058)
Flush slider
Ground drive, variable-displacement motor
Shuttle restrictor (056).
Drive system with a variable-displacement motor
Ground drive hydraulics variable-displacement pump (VII)
Variable-displacement motor (VIII) for 20 and 30 km/h
0335 Ground drive
Ground drive with high-speed gearbox (VARIPOWER)
Functional description, ground drive
Drive mode change function
Functional description, ground drive with hand throttle
Explanation of components
Explanation of components
Ground drive with variable-displacement motor
Functional description, ground drive
Drive mode change function
Functional description, ground drive with hand throttle
Explanation of components
Explanation of components
Testing and measuring – ground drive with high-speed gearbox (VARIPOWER)
Test protocol for type K20 (415.01), K22 (415.03) and K23 (415.05) with high-speed gearbox 40 km/h
Test protocol with high-speed gearbox 40 km/h
Diagnosis with CLAAS diagnosis system (CDS)
Test connections: ground drive
Diesel engine speed: testing
Charge pressure: testing and adjusting
Testing: Charge pressure
Adjusting: Charge pressure
Calibrating the starting speed with the CDS
Testing the direction of travel detection
Testing: Direction of travel detection
Check the high pressure
Testing: High pressure
Testing and adjusting the universal drive shaft speed
Testing: universal drive shaft speed
Adjusting: universal drive shaft speed
Testing and adjusting the ground drive hydraulic pump (VII) droop
Testing: Ground drive hydraulic pump droop (VII)
Adjusting: Ground drive hydraulic pump droop (VII)
Check and adjust the engine droop for high-speed gearbox (X)
Checking: engine droop for high-speed gearbox (X)
Adjusting: engine droop for high-speed gearbox (X)
Check differential pressure between M3 and M4 (on high-speed gearbox (X))
Forward table
Reverse table
Evaluation of differential pressure measurement M4 (on high-speed gearbox (X))
Fault description on the ground drive
Charge pressure is not reached
High pressure is not reached
Starting speed
Vehicle does not reach final speed (40 km/h)
The vehicle only travels in snail mode (8 km/h), although a higher drive mode is selected.
Ground drive has no power output
Vehicle does not travel forward or in reverse
Fault description for individual components
Check ground drive flush-out shuttle valve (059) on high-speed gearbox (X)
Check direction of travel valve (058)
Direction of travel valve (058) on high-speed gearbox (X)
Checking: Direction of travel valve (058)
Check shuttle restrictor (056)
Testing and measuring – ground drive with variable-displacement motor
Test protocol for type K20 (415.01), K22 (415.03) and K23 (415.05) with 20 km/h and 30 km/h variable-displacement motor
Test protocol with high-speed gearbox 40 km/h
Diagnosis with CLAAS diagnosis system (CDS)
Test connections: ground drive
Diesel engine speed: testing
Charge pressure: testing and adjusting
Testing: Charge pressure
Adjusting: Charge pressure
Calibrating the starting speed with the CDS
Testing the direction of travel detection
Testing: Direction of travel detection
Check the high pressure
Testing: High pressure
Testing and adjusting the universal drive shaft speed
Testing: universal drive shaft speed
Adjusting: universal drive shaft speed
Testing and adjusting the ground drive variable-displacement pump (VII) droop
Testing: Ground drive variable-displacement pump (VII) droop
Adjusting: Ground drive variable-displacement pump (VII) droop
Testing and adjusting the variable-displacement pump (VIII) droop
Testing: Variable-displacement motor (VIII) droop
Adjusting: Variable-displacement motor (VIII) droop
Fault description on the ground drive
Charge pressure is not reached
High pressure is not reached
Starting speed
The vehicle does not reach the final speed
The vehicle only travels in snail mode (8 km/h), although a higher drive mode is selected.
Ground drive has no power output
Vehicle does not travel forward or in reverse
Fault description for individual components
Check purge slide (059)
Check direction of travel valve (058)
No high pressure on control chamber M5 (type K26 / 416.03) in forward and reverse
Check pressure controller (100)
04 Brake
0405 Service brake
Service brake
Function overview of service brake
Key to diagram
Description of function
Service brake hydraulic circuit diagram
Brake/inching pedal
Description of function
Inching pedal (R002-KRA)
Description of function
Master brake cylinder (030)
Description of function
Front axle (160) / rear axle (161) service brake
Description of function
Braking and inching with the brake inching pedal
Important safety instructions:
Before starting the vehicle, check the following:
There are 2 ways of using the brake inching pedal:
Braking with the brake inching pedal:
Inching with the brake inching pedal:
Testing and adjusting the service brake
Test protocol for brake system
Service brake vents
Overview of test connections
Check the pilot pressure
0415 Parking brake
Parking brake
Parking brake function overview
Key to diagram
Description of function
Parking brake
Description of function
Parking brake switch (S011-KRA)
Description of function
Front axle parking brake (160)
Description of function
Actuating and releasing the parking brake
Important safety instructions
Activating the parking brake
Releasing the parking brake
Starting off after releasing the parking brake:
0420 Trailer air brake
Compressed-air trailer brake
Function overview of compressed-air trailer brake
Key to diagram
Description of function
Compressed-air system valves
Key to diagram
Description of function
Pneumatic circuit diagram of compressed air 2-circuit trailer brake
Key to diagram
Pneumatic circuit diagram of compressed air 2-circuit trailer brake with additional single-circuit
Key to diagram
Overview of compressed-air system circuit
Key to diagram
Components of compressed-air system
Key to diagram
Description of function
Compressed-air system valves
Key to diagram
Connecting and disconnecting compressed-air hoses
Important safety instructions
Filling the compressed-air system before driving:
Connecting the compressed-air hoses:
Disconnecting the compressed-air hoses
0425 Trailer hydraulic brake
Hydraulic trailer brake
Function overview of hydraulic trailer brake
Key to diagram
Description of function
Hydraulic circuit diagram of hydraulic trailer brake (139 – Italy)
Key to diagram
Hydraulic trailer brake circuit diagram (140 – France)
Key to diagram
Tandem charge pump (001.1)
Description of function
Trailer brake valve (139)
Description of function
Trailer brake valve (140)
Description of function
Advance of hydraulic trailer brake / unlock AUTO HITCH (162)
Description of function
Block pilot control (163)
Description of function
Pressure reducing valve (154)
Description of function
Accumulator (077)
Description of function
Important safety instructions:
Connecting and disconnecting brake hoses
Important safety instructions:
Position of quick-release coupler
Connecting the brake hose:
Disconnecting the brake hose:
05 Steering
0505 Steering
Steering system type K20, 22, 23 (415.0X)
Function description of steering
Steering system – overview of electronic components
Steering type / fast gear switch (S022-KRA)
Steering sensors (B004-KRA / B005-KRA)
Steering system – overview of hydraulic components
Tandem charge pump
Steering valve block (IV)
Lock-up valve unit (XXII)
4/2-way steering valve (103)
Steering cylinders with steering sensors
Testing and adjusting – Steering system
Test protocol, steering
Steering pressure: testing and adjusting
Steering pressure: adjusting
Adjusting the steering after repairs to the front wheel steering
06 Lift device
0620 Telescopic arm
Raising / lowering the telescopic arm / load stabiliser with variable-displacement pump
Retracting and extending the telescopic arm
Telescopic arm operating modes
Emergency lowering
Load stabiliser (XIV)
Pipe break protection device with load stabiliser (XIV)
Description of electric components of raise / lower telescopic arm / load stabiliser
Lift arm monitoring potentiometer (R023-KRA)
Load stabiliser switch (S044-KRA)
Hydraulic function cut-off switch (S084-KRA)
Joystick cut-off switch for road travel (road lock) (S085-KRA)
Seat contact switch (S104-KRA)
Belt contact switch (S123-KRA) (option)
Vertical lowering switch (S125-KRA)
Raising / lowering the telescopic arm / load stabiliser with gear pump
Retracting and extending the telescopic arm
Telescopic arm operating modes
Emergency lowering
Load stabiliser (XIV)
Pipe break protection device with load stabiliser (XIV)
Description of electric components of raise / lower telescopic arm / load stabiliser
Lift arm monitoring potentiometer (R023-KRA)
Load stabiliser switch (S044-KRA)
Hydraulic function cut-off switch (S084-KRA)
Joystick cut-off switch for road travel (road lock) (S085-KRA)
Seat contact switch (S104-KRA)
Belt contact switch (S123-KRA) (option)
Vertical lowering switch (S125-KRA)
Tipping cylinder with variable-displacement pump
Tipping out and tipping in
Tipping cylinder lock
Description of electric components of tipping cylinder function
Joystick cut-off switch for road travel (road lock) (S085-KRA)
Seat contact switch (S104-KRA)
Belt contact switch (S123-KRA) (option)
Tipping cylinder with gear pump
Tipping out and tipping in
Tipping cylinder lock
Description of electric components of tipping cylinder function
Joystick cut-off switch for road travel (road lock) (S085-KRA)
Seat contact switch (S104-KRA)
Belt contact switch (S123-KRA) (option)
Bucket return with variable-displacement pump
Bucket return
Description of electric components of tipping cylinder function
Lift arm monitoring potentiometer (R023-KRA)
Joystick cut-off switch for road travel (road lock) (S085-KRA)
Seat contact switch (S104-KRA)
Belt contact switch (S123-KRA) (option)
Bucket return with gear pump
Bucket return
Description of electric components of tipping cylinder function
Lift arm monitoring potentiometer (R023-KRA)
Joystick cut-off switch for road travel (road lock) (S085-KRA)
Seat contact switch (S104-KRA)
Belt contact switch (S123-KRA) (option)
SMART HANDLING with variable-displacement pump
Overload limitation SMART HANDLING function
Function of lift arm monitoring potentiometer (R023-KRA)
Limit switch 1 function (telescopic arm fully retracted) (S116-KRA)
Load sensor strain gauge (B008)
Description of electric SMART HANDLING components
Lift arm monitoring potentiometer (R023-KRA)
Hydraulic function cut-off switch (S084-KRA)
Seat contact switch (S104-KRA)
Belt contact switch (S123-KRA) (option)
Vertical lowering switch (S125-KRA)
SMART HANDLING with gear pump
Overload limitation SMART HANDLING function
Function of lift arm monitoring potentiometer (R023-KRA)
Limit switch 1 function (telescopic arm fully retracted) (S116-KRA)
Load sensor strain gauge (B008)
Description of electric SMART HANDLING components
Lift arm monitoring potentiometer (R023-KRA)
Hydraulic function cut-off switch (S084-KRA)
Seat contact switch (S104-KRA)
Belt contact switch (S123-KRA) (option)
Vertical lowering switch (S125-KRA)
SMART HANDLING adjustment and diagnosis
Calibrating the overload warning
Fault codes in normal operation
07 Hitch
0720 Hitch
AUTO HITCH
Description of function
Overview of AUTO HITCH (092)
Adjustment of sensor plate (pushbutton) of AUTO HITCH top (S137-KRA)
Remedy if sensor plate (D) S137-KRA cannot be adjusted.
Quick hitch lock switch (key) (S040-KRA)
Joystick cut-off switch for road travel (road lock) (S085-KRA)
Seat contact switch (S104-KRA)
Belt contact switch (S123-KRA) (option)
AUTO HITCH switch (key) (S131-KRA)
09 Hydraulic system
0907 Hydraulic oil cooler
0905 Hydraulic oil tank
Hydraulic oil tank (XX)
Designations
0910 Pumps
Working hydraulics gear pump
Key to diagram
Working hydraulics variable-displacement pump
Key to diagram
Description of function
0915 Hydraulic lines
Hydraulic filter
Return filter (26)
Designations
Return filter function
Line filter (15)
Designations
Function of line filter (15)
Suction filter
Designations
Function of suction filter
0920 Valves
Hydraulic control unit (XIII) with gear pump
Key to diagram
Components in control unit XIII
Description of function
Hydraulic control unit (XIII) with variable-displacement pump
Key to diagram
Components in control unit XIII
Description of function
Testing and adjusting – working hydraulics
Testing and adjustments
Test connections for working hydraulics
Pressure controller of variable-displacement pump I: Testing and adjusting (secondary safeguarding of working hydraulics)
Testing and adjusting the Load Sensing differential pressure (margin pressure)
Testing and adjusting the working hydraulics main pressure (Load Sensing pressure limitation 074)
Checking the secondary valves
Manual press with pressure gauge
Secondary valves type K20 / K22 / K23 (415-0X)
Testing and adjusting the pilot pressure (pressure relief valve 154)
Working hydraulics type K20 / K22 / K23 (415-0X) test protocol (with variable-displacement pump 001)
Working hydraulics type K20 / K22 / K23 (415-0X) test protocol (with gear pump 001)
Pipe break protection device with load stabiliser (XIV)
Designations
Installation position: pipe break protection wi