Scania 94 / 114 / 124 / 144 with engines of 9 / 11 / 12 / 14 liters, service e-manual (in Russian), volume 2

The second volume provides information on repairs: - cooling systems - fuel system; - clutch and gearbox; - brake system. Content Cooling system General information Radiator Coolant bypass Circulation in the engine 12 l Circulation in the engine 14 l Expansion tank Level indicator Thermostat Coolant filter Cooling pump Cooling system maintenance Adding coolant High coolant temperature Low coolant temperature Coolant leak Cooling system cleaning - interior Radiator (P and R cabs with plastic bumper) Removing the radiator Installing a radiator Radiator (P and R cabs with metal bumpers) Removing the radiator Installing a radiator Radiator (T cab) Removing the radiator Radiator replacement Installing a radiator Expansion tank Pressure limiting valve Fan Withdrawal Installation Checking fan operation Thermostat Coolant filter Coolant pump Withdrawal Installation Inspection Pulley Oil seal Installation Checking the thermostat operation Belt drive Fuel equipment Fuel filter Replacement Fuel filter with water separation Additional fuel filter with water separation Distribution tube Feed pump Measuring the pressure of the feed pump Single-acting feed pump Double-acting feed pump Bypass valve Fuel valve Injectors Injection pump Replacing the pump on DSC9 and 11 engines Replacing the pump on the DSC12 engine Replacing the pump on the DSC14 engine Injection adjustment on DSC 9, 11 and 12 engine Injection adjustment on the DSC 14 engine Overflow injection control Unit injectors Fuel system service Bleeding the fuel system Replacing the feed pump Replacing the wires of the unit injectors Replacing wires on a free panel Replacing the control unit Connecting special functions for the engine Fuel heater Fuel heater installation Heater connection diagrams All-speed regulator RQV Idling and maximum speed regulator RQ Smoke limiter Starting the engine with preheating Elements of the engine preheating system Troubleshooting Testing Preheat starting engine connection diagram Clutch Removing the gearbox Replacing the clutch slave cylinder Checking the spring diaphragm Checking the pressure plate Installing the clutch Installing the gearbox Servo replacement Draining the hydraulic system Clutch K432 15, K432 16, K432 17, K432 18 Gearbox Withdrawal Installation Gearbox GR801 / 900, GRS890 / 900 Control scheme Overexcitation protection Neutral valve Isolation Valve, Divider Gear Control valve, separator / row Row wiring diagram, troubleshooting Checking the circuit of the solenoid valve in the control valve next Checking the engine speed sensor circuit Checking the E8 overexcitation protection device Power check Row switch test Divider wiring diagram, troubleshooting Power check Checking the separator switch Checking the circuit of the solenoid valve in the split control valve Checking the clutch switch Checking the circuit of the solenoid valve in the isolating valve Row air circuit, troubleshooting Neutral valve Row control valve Split isolation valve, air circuit GRS890 / 900 Separation control valve Gearbox GR 900 Lubrication system Gear shifting Transmission of torque in different gears in the main gearbox Power takeoff Synchronizers Cruise control, hall sensor, adjustment and replacement Replacing the longitudinal cylinder Replacing the side stroke cylinder Axial clearance Filling volumes Gearbox GR801 Torque booster KH 424 3 Torque converter Torque boost Locking clutch Braking system Air flow diagram Location of brake system components Complete diagram of air lines of SCANIA 4 series cars Explanation of designations on the diagram of air lines Front brake circuit Supply section supplying compressed air to the single wheel front axle Supply section that supplies air to the two front axles Executive part of the front brake circuit, front axle with single wheels Front contour diagram, front axle with single wheels Front contour diagram, two front axles Executive part, cars with two front axles Rear brake circuit Power supply Executive part, single rear axle with leaf spring or air suspension Executive part, bogie of additional (non-driving) rear axle. with air suspension and 4-channel ABS Executive part, bogie of additional rear axle. with leaf spring suspension and 4-channel ABS Executive part, double trolley. with leaf spring suspension and 4-channel ABS Executive part, bogie of additional rear axle and double bogie. with air suspension and 6-channel ABS Executive part, three-row trolley. with additional steering axle Rear brake circuit diagram, bogie of additional rear axle. with air suspension and 4-channel ABS Rear brake circuit diagram, single rear axle. with leaf spring or air suspension Rear brake circuit diagram, bogie of additional rear axle. with leaf spring suspension and 4-channel ABS Rear brake circuit diagram, double bogie. with leaf spring suspension and 4-channel ABS Rear brake circuit diagram, rear axle bogie and tandem bogie. with leaf spring suspension and 6-channel ABS Rear brake circuit diagram, three-axle bogie with air suspension. and an additional rear axle in front of the driving axle (wheel arrangement 8x2 / 4) Rear brake circuit diagram, three-axle bogie. with air suspension and an additional rear axle behind the driving axle (wheel arrangement 8x4 * 4) Parking brake circuit Compressed air supply Executive part Parking brake control procedure Secondary brake position Parking brake position Check position Trailer braking circuit Additional equipment outline Trailer outline diagram Parking brake circuit diagram Compressed air supply system System components Compressor Air dryer Four-way safety valve Safety valve (safety) Bypass valve Compressor Withdrawal Dismantling the cylinder head Cylinder head cleaning and assembly Compressor troubleshooting Installation Air dryer Withdrawal Replacing the desiccant cartridge Valve body replacement Check valve replacement Air dryer installation Pressure relief test Bypass valve Disassembly Cleaning and checking Build Installation Specifications Details of the front and rear brake circuit Service brake valve Pressure regulator valve (responsive to the weight of the machine load) Pressure regulating valve type I, for trucks with leaf spring suspension Pressure regulator valve type II, for trucks with air suspension Safety valve Booster valve Pressure gauge / indicator Service brake valve Pressure regulator valve for trucks with leaf spring suspension Pressure regulator valve for air suspension trucks Installing a pressure regulator valve Booster valve Parking brake. Main nodes Manual directional valve Directional valves types I and II with test positions WABCO type I and III control valves Emergency braking Emergency braking / parking brake position Test position, type I control valve only Actuator position type II and IV directional valves (KNORR) Emergency braking with directional valves type II and IV, parking position with valve type II Type IV directional valve without test position Test position, only for type II control valve Manual control valve operation diagram Block valve Parking brake accelerator valve Pressure limiting valve Low pressure indicator Double check valve Quick release valve Disengaging the parking brake Applying the parking brake Components used to disengage the parking brake when using the second generation electronic air suspension control (ELC2) Back-up brake valve Removal and installation of main units Symbols of elements of the brake system on the diagrams The principle of building a pneumatic circuit Compressed air lines Brake components Components and parts of a wheel brake Service brake chambers How the service brake works Checking the service brake How the parking brake works Disengaging the parking brake Brake pad backlash adjuster Manual gap adjustment Automatic gap adjustment Brake drums Service brake chamber Removing the spring brake chamber from the truck Disconnecting the chamber spring assembly from the service brake assembly Assembling the spring chamber and service brake chamber assemblies Mechanism for manual clearance adjustment Removing from the truck Disassembly Cleaning and checking Installation on a truck Measuring the basic setting of the pusher Customization Mechanism for automatic clearance adjustment Measuring the basic setting of the pusher Removing from the truck Disassembly Cleaning and checking Build Setting the spring force Installing a slack adjuster on a truck Customization Removing the brake drum Removing the brake pads Brake cam rollers Brake pads and friction linings Brake drums Specifications Disc brakes Removing wheels Disc brake related components Replacing brake pads Brake caliper Repair of brake calipers Replacing the pilot pins, bushings and seals Replacing the piston with oil seals Spring brake chamber Replacing the spring brake chamber Diaphragm replacement ABS / TC system Friction Slipping Correlation between friction and skidding ABS system What happens while driving with the ABS system TS system ABS / TC system Braking control Engine management Operation of the vehicle system in off-road conditions (TC OFF ROAD) What happens during management Wheel sensor Control node design Control node subsystems ABS indicator lamps Indicator lamp of the vehicle system Control valve functions Solenoid valve function Double check valve function Accelerating valve on a tractor with an additional rear non-driving axle Installing the ABS system on other types of cars Block diagram of the ABS / TC system of a 4x2 truck 4 and 6 channel WABCO ABS / TC systems (D versions) Control unit Reading fault codes Troubleshooting Electrical connections for wheel diagonals Generating trouble codes Electrical diagram Component designation and resistance Wiring diagrams Layout of components 4-channel system diagrams 6-channel system diagrams Braking system with EBS from BOSCH System diagram Troubleshooting Flashing codes Electrical components Electrical diagrams Reduction of brake pressure in the chain of the front wheels Pressure relief valve 66a (V73) E41 control unit Signal lamp W31 Retarder brake (retarder) Hydraulic part Additional brake Oil accumulator Oil cooler Proportional valve How to work When the auxiliary brake does not brake When an additional brake is just made for braking When the auxiliary brake is braking When to increase the braking torque When to reduce the braking torque When to terminate the additional brake Electrical part Using the retarder Braking (trucks with ABS) Downhill speed control Engine warm up (trucks with ABS) Braking (trucks without ABS) Warming up the engine (trucks without ABS) Features of the brake system Controls ABS connections Downhill speed control Communication with EDC system Engine braking exhaust throttling device MBP signal output Heated driver's cab and passenger compartment Alert system Reinstalling the alarm system Retarder brake. Disassembly and assembly Troubleshooting Low braking effect Critical details External oil leak Disassembly and assembly Proportional valve Oil cooler Oil accumulator Additional brake Exhaust throttling device Disassembly Build Adjustment AD1100P wheel hub with RH730 reducer Checking the oil level Removing and installing a semiaxis Removing the axle shaft Removing the planetary gear Replacing the planetary gear bearing Replacing oil seals Removing the hub Antilock Brake System (ABS) impulse wheel replacement Replacing wheel bearings Installing the hub and pre-tightening the bearing Installing the planetary gear Semiaxis installation Front axle disc brake hub