Description
BOMAG BC 972 RB-2 Service Manual
BOMAG BC 972 RB-2 Service Manual,
General
Introduction
Safety regulations
General repair instructions
Tightening torques
BOMAG Refuse Compactor BC 972 RB-2 Service Manual
BOMAG Refuse Compactor
Technical data
Technical data
Maintenance
General notes on maintenance
Fuels and lubricants
Table of fuels and lubricants
Running-in instructions
Maintenance table
E-Plan wiring diagrams
Understanding wiring diagrams
Circuit symbols in the circuit diagram
Identification of switch blocks in the wiring diagram
Designation of components in the wiring diagram
Terminal designations in wiring diagram
Electrics
Battery ground and analog ground
Current and voltage
Pulse Width Modulation (PWM)
Resistance
Series / parallel connection
Ohm’s law
Electrical energy
Formula diagram
Metrology
Diodes, relays, fuses
Telemecanique switch
Plug connectors
Magnetic coil plug
Deutsch plug, series DT and DTM
Plugs and terminals in spring clamping technology
Inductive proximity switches
Batteries
Battery service, checking the main battery switch
Starting the engine with jump leads
Main battery switch
Main fuse
Hydraulic oil temperature
Pressure switch, hydraulic oil filter
Magnetic sensor, hydraulic oil
Table of Contents
BOMAG BC 972 RB-2 Service Manual
Pressure switch for brake
Level sensor in diesel tank (R)
Blower monitoring module A
Electric installation box
Fuses
Fuse, cabin
Cab electrics
Machine related electrics
Electronic control units
Checking the voltage supply for the control unit
Diagnostics concept
Electronic control
ESX control
Engine electrics
Engine control unit
Pin assignment
System faults indicated by flashing code
Flashing code
Diagnose with SERDIA
Diagnose with CAN-bus
Diagnostics interface
EMR List of fault codes
Sensors
Oil pressure sensor
Fuel temperature sensor
Charge air temperature – charge air pressure sensor
EMR coolant temperature sensor
Rotary speed sensor for crankshaft
Rotary speed sensor for camshaft
Preheating system
Checking the preheating system Maintenance in case of frost
Sensor, water in fuel
Air filter vacuum switch
Coolant temperature sensor
Float switch, coolant tank
Charge control light, engine RPM-meter
Generator
Replacing the voltage regulator
Electric starter
Engine
Diesel engine
Engine description TCDVcylinder
Lubrication oil circuit TCD
Coolant circuit TCD
Fuel circuit TCD
Injection system (MVS) TCD
Exhaust gas recirculation TCD
Wastegate – charge pressure controller on TCD-engines
Table of Contents
BOMAG BC 972 RB-2 Service Manual
Checking, adjusting the valve clearance
Checking the engine oil level
Changing engine oil and oil filter
Replace the fuel filter
Check, clean the water separator
Checking condition of radiator, intercooler and hydraulic oil cooler, clean,
cleaning the engine
Checking the coolant level
Changing the coolant
Check the anti-freeze concentration and the condition of the coolant
Checking the thermostat in disassembled state
Servicing the fan V-belt
Servicing the generator V-belt
Check the engine mounts
Check fastening of engine / turbocharger / combustion air hoses
Intercooler, draining off oil/condensation water
Checking the crankcase pressure
General trouble shooting chart TCD
Special tools, Deutz engine (TCD )
Automatic belt tensioner
Removing the belt tensioner (DeutzV & V)
Preassembly of a belt tensioner for diesel enginesV and V
Installing the belt tensioner (DeutzV & V)
Hydraulics
Hydraulic circuit
Travel pump AVG DA
Travel pump AVG HT
Steering and working pump, HAVO& HAVO
Axial piston swash plate principle
Troubleshooting axial piston pumps
Travel motor, AVM EP
Trouble shooting, variable displacement axial piston motor
External gear pumps
Travel system
Towing the machine
Cooling
Steering and working hydraulics
Measuring and adjustment points on control valve block
Control valve block for steering and dozer blade
Replacing control block components
Check the hydraulic oil level
Replace hydraulic oil filter
Changing hydraulic oil and breather filter
Checking the oil level in the transfer box
Change oil and filter in the transfer box
Automatic air conditioning
Overview
Physical basics
Table of Contents
BOMAG BC 972 RB-2 Service Manual
Refrigerant Ra
Compressor oil / refrigeration oil
Working principle of the air conditioning system
Monitoring devices
Description of components
Climatronic control
Measuring the compressor oil level
Checking the magnetic clutch
Inspection and maintenance work
Servicing the air conditioning
Servicing the air conditioning compressor V-belt
Drying and evacuation
Emptying in case of repair
Leak test
Filling instructions
Trouble shooting in refrigerant circuit, basic principles
Trouble shooting, refrigerant circuit diagram
Trouble shooting procedure
Steam table for Ra
Central lubrication system
System layout
Technical description
Control
Lubrication process
Progressive distributor
Lubrication oil pump
Check the central lubrication system, top up
Faults and causes
Fault – Cause – Remedy
Failure of central lubrication system (grease emerges from relief valve)
Oscillating articulated joint
Articulated joint, repair overview
Disassembling and assembling the top bolt
Removing and installing the steering cylinders
Compactor wheels and dozer blade
Welding on new wheel caps
Adjust scrapers and edge cutter
Checking the condition of cutters, replacing the cutters if necessary
Suppliers documentation
Steering/working pump
Wheel drive
Circuit diagrams
Hydraulic diagram
Hydraulic diagram
Wiring diagram
