Volume 3 provides repair information:

• - cardan transmission
• - air suspension;
• - electrical equipment;
• - frames and cabins.

Content

Cardan shafts

• Main propeller shaft
• Removing shafts P300 - P520
• Removing the shaft P600
• Disassembly of shafts P300 - P600
• Assembly of shafts P300 - P600
• Installation of shafts P300 - P500
• P600 shaft installation
• Installation of shafts P420 and P520
• Intermediate propeller shaft
• Withdrawal
• Disassembly
• Suspended bearing
• Cross gimbal
• Shaft disassembly P300 - P400
• Shaft disassembly P500 - P600
• Assembly, all types of cross joints
• Checking the main and intermediate propeller shafts
• Shortening friction welded universal joint shafts
• Shortening of cardan shafts P300, P400, P500 and P600
• Shortening of intermediate cardan shafts P310, P410, P510 and P610
• Runout measurement

Air Suspension - mechanical components

• Suspension parts drive / driven axle, except driven axle 6x2 / 4
• Tightening ladders
• Suspension parts driven axle 6X2 / 4
• Tightening ladders
• Front axle pneumatic elements
• Pneumatic elements of the driving / driven axles, except for the driven axle 6X2 / 4
• Replacing pneumatic elements, drive / driven axle
• Replacing the lifting pneumatic elements of the driven axle
• Replacement of pneumatic elements of the driven axle 6X2 / 4
• Replacing the lifting pneumatic elements of the driven axle
• Longitudinal jet thrust
• Length of jet rods
• Withdrawal
• Replacing bushings
• Checking the caster angle of the axis of rotation (caster)
• Caster Caster
• Transverse jet thrust
• Anti-roll bar
• Fastening air cushions
• Front axle

Leaf spring suspension of the VT300 rear axle

• Spring
• Spring bracket
• Service, lubrication
• Spring bracket oil seals
• Wear ring
• Bearing sleeves
• Reactive thrust
• Wheel alignment
• Replacement of jet thrust, axles AD 1300 and AD 1500
• Replacement of jet thrust, axle AD1100
• Anti-roll bar
• Shock absorbers
• Suspension damping cable stops

Height of pneumatic elements

• Chassis height
• Front axle
• Rear axle

Mechanical air suspension control

• Suspension height control valve
• Automatic maintenance of a given height level
• Maintaining the suspension level
• Manual suspension level control

Electronic air suspension control (ELC)

• System description
• Control unit
• Configuration
• Replacing the control unit
• Calibration
• Incoming signals
• Height level sensors
• Pressure tracking, rear axle (6X2)
• System operation
• M1 and M2 levels programming
• Control panel pressure gauge
• Valve for chassis 4X2A
• Valves for 4X2B chassis
• Suspension wiring diagram 4x2, 6x2 with ELC system
• Valve for chassis 6X2B
• Wheel arrangement 6X2 with additional air receivers
• Warning lamps system malfunctions
• Troubleshooting
• System malfunctions
• Diagnostic capabilities
• ELC fault codes on 4 * 2A / B trucks
• ELC fault codes on 6 * 2 B trucks

Electronic air suspension control second generation (ELC 2)

• System description
• Position of bridges in motion
• Trim control modes
• Controls operation
• Axle position switch
• Cars with two driven axles
• Vehicles with tandem axles
• Load sharing mode
• Configuration
• System electrical equipment
• Control unit
• Warning lights
• Valves and gauges
• Solenoid valve block
• Solenoid valve V32
• Height level sensors Т72 and Т73
• Pressure sensor T70 and T71
• Valve inputs and outputs V54 + V55
• Second generation ELC fault codes

Second generation ELC pneumatic and electrical suspension circuits

• Pneumatic system
• Pneumatic suspension scheme for 4X2A wheel arrangement
• Pneumatic suspension scheme for 4X2B wheel arrangement
• Pneumatic suspension scheme for wheel arrangement 6X2A, 8X2A, 6X2 * 4A and 8X2 * 6A
• Pneumatic suspension scheme for wheel arrangement 6X2B and 6X2 * 4B
• Pneumatic suspension scheme for 6X4A and 8X4A wheel arrangement without load transfer function
• Skeleton diagram for 6X4A and 8X4AC wheel arrangement with load redistribution function
• Pneumatic suspension scheme for 6X4B wheel arrangement without load transfer function
• Pneumatic suspension scheme for 6X4B wheel arrangement with load redistribution function
• Pneumatic suspension scheme for wheel arrangement 6X2 / 4A
• Pneumatic suspension scheme for 6X2 / 4V wheel arrangement
• Pneumatic suspension scheme for wheel arrangement 8X2B and 8X2 * 6B
• Pneumatic suspension scheme for wheel arrangement 8X2 / 4A
• Pneumatic suspension scheme for wheel arrangement 8X2 / 4B
• Pneumatic suspension scheme for 8X4V wheel arrangement without load transfer function
• Air suspension wiring diagrams
• Pneumatic suspension scheme for wheel arrangement 8X4B with load redistribution function
• Electrical diagrams

Cab suspension

• Cab tilt cylinder
• Cab tilt stop
• Front pneumatic support
• Rear pneumatic support
• Anti-roll bar
• End delimiter replacement

Chassis frame

• Frame construction
• Spars
• Crossbars
• Front frame
• Central part
• Back
• Type notation
• Frame forces and kinematics
• Static loads
• Dynamic loads
• Shear Loads
• Torsional loads
• Load distribution to frame components
• Working with frames made of wear-resistant steel
• Straightening
• Chassis modifications
• Welding
• Electric welding
• Removing cross members
• Hole welding
• New holes
• Installation of crossbars

Eliminating chassis frame deformations

• Causes of deformations
• Deformation types
• Body
• Frame straightening equipment
• Heated frame straightening
• Frame measurement
• Laser measurements
• Lateral frame deformation
• Vertical deformation
• Checking with frame meters
• Twisting
• Spring deflection measurement
• Diagonal offset
• Local deformation
• Lateral tilt of the front of the frame
• Conductors and templates
• Vertical hydraulic press
• Hydraulic pumps
• Application of straightening efforts
• Fixing various types of damage

Pedal assembly

• Removing the brake and clutch pedal assembly, working under the grille panel
• Installing the pedal assembly

Doors, door glass, rear-view mirrors

• Removing the rearview mirror glass
• Installation of rear-view mirrors
• Removing the door lock
• Installing the lock
• Removing the door glass
• Door glass installation
• Removing the door
• Door installation

Heating and ventilation system

• Removing the heater
• Installing a heater radiator
• Replacing the heater control cable

Seats

• Type A, complete set luxury and medium
• Pneumatics and electrics
• Inputs, outputs and contacts
• Fixing the strap when lowering the backrest

Alarm and anti-theft system (VPS)

• Sensors
• Alarm components
• Anti-theft components
• Other components
• Control unit connections
• Alarm
• Troubleshooting
• Diagnosing trouble codes

Starter

• Power up (startup)
• Starters bosch JE and Valeo D13 HP
• Bosch JF starter
• Starter Bosch KV
• Troubleshooting
• Removing and installing starter (all models)
• Starter Bosch JE (6.7 kW)
• Replacing brushes
• Bosch JE starter solenoid relay replacement
• Starter Bosch JF (4 kW)
• Replacing Bosch JF starter brushes
• Bosch JF starter solenoid relay replacement
• Starter Bosch KV (6.6 kW)

Generator and battery

• Charge balance
• Sulfation of battery plates
• Charging cycle
• Winter charging
• Battery
• Battery replacement
• Cleaning
• State of charge
• Electrolyte level
• Charging batteries
• State of charge
• Boost charge
• Run from an external battery
• Battery heater
• Generator
• Battery charging warning light
• Generator internal connections
• Rotor
• Generator selection
• Generator current
• Troubleshooting
• Charging check
• Generator replacement
• Generator frequency
• Brushes
• Rotor
• Straightener
• Key Features

Electrical equipment and wiring diagrams

• ADR compliance of Scania trucks
• Circuit diagrams
• List of components
• Wire marking
• Wiring Diagrams
• Lamps
• B. Switches and contact sensors
• C. Connectors
• D. Diodes (d), resistors (p), potentiometers (p)
• E. Electronic control units
• F. Fuses
• G. Ground connections
• K. Diagnostic Connectors
• H. Electrically heated devices
• L. Lamps
• M. Electric motors
• N. Audio equipment
• O. Devices
• R. Power Sources
• R. Relay
• S. Switches
• T. Gauges and Indicators
• U. Antennas
• V. Solenoid valves, control valves
• W. Indicator lamps (k), warning lamps (v)
• Schematic diagrams of electrical equipment
• 0-2 Starting the engine, starter
• 4-8 Battery
• 8-12 Generator
• 12-26 Starter switch
• 28-32 Fuel cutoff
• 36-48 Fuses
• 50-60 Fuses
• 60-80 Control unit
• 82-100 Control unit
• 100-112 Air dryer
• 210-216 Rear fog lights
• 216-226 Front fog lights
• 230-238 Hitch lighting
• 242-256 Headlight range control, left side
• 258-270 Headlight range control right side
• 272-278 Rheostat lighting level dashboard
• 280-290 Illumination of the instrument panel
• 292-302 Rheostat lighting level dashboard
• 314-320 Lighting
• 314-320 Cigarette lighter socket for portable lamp
• 322-326 Emergency signaling
• 326-342 Direction indicators
• 346-356 Trailer harness connector
• 358-362 Reversing light
• 364-376 Stop signals
• 378-380 Taillights
• 386-396 Cab roof marker lights
• 398-406 Headlight on the roof of the cab
• 408-414 Bumper headlight
• 416-436 Windscreen wiper
• 436-438 Headlamp wiper, left
• 440-442 Wiper, right headlight
• 444-446 Windscreen washer pump
• 446-450 Headlamp washer pump
• 452-466 ??Heater fan
• 466-476 Beep
• 476-498 Exhaust throttling device
• 502-528 Contacts on the ground
• 530-538 Heated rear-view mirrors
• 540-556 Electric mirrors
• 558-576 Central locking
• 578-582 Door lock
• 586-596 Window regulator, driver's side
• 596-618 Window regulator, passenger side
• 626-634 Roof sign lighting
• 636-644 Roof beacon
• 646-674 Interior lighting
• 656-678 Reading lamps
• 678-696 Cab main lighting.
• 698-718 Steps lighting
• 720-726 / 734-738 High cab, reading lights
• 728-732 Night light
• 740-754 Connecting an audio system
• 754-768 Radio receiver
• 770-788 Walkie talkie
• 790-818 Electric hatch in the roof of the cab