New Holland W170 - W170TC Workshop Manual

Workshop Manual 

New Holland W170
New Holland W170TC
Wheel Loader

593 pages
Language: English

You will receive the downloadlink of the digital manual (pdf) in your email account after your payment

Contents:

Generalities
SAFETY RULES 
SPECIFICATIONS - WHEEL LOADER W170
DIMENSIONS AND WEIGHT 
TABLE OF FLUID CAPACITIES 
UNITS OF MEASURE 
TORQUE SPECIFICATIONS
LOCTITE PRODUCT CHART

Engine
ENGINE IDENTIFICATION 
ENGINE DIAGRAM 
GENERAL FEATURES
DESCRIPTION OF MAIN GROUPS 
Lubrication 
Cooling 
High pressure electronic fuel injection system (Common Rail)
TROUBLESHOOTING GUIDE 
Troubleshooting with PT-01 instrument 
Troubleshooting with blink code 
Diagnosis of main malfunctions 
ENGINE SUPPORTS 
ENGINE OVERHAUL
Repair interventions cylinder group
Bushes 
Timing system 
Crankshaft 
Conrod-Piston assembly 
Pistons 
Engine flywheel 
Cylinder head 
Valves 
Valve guide 
Valve seats 
Valve seats in cylinder head 
Valve springs 
Assembly of the cylinder head 
Rods 
Tightening torques 
TOOLS 

Transmission
REMOVAL AND INSTALLATION OF POWER TRAIN COMPONENTS
TRANSMISSION 
Removal 
Transmission Mounting 
Installation 
FRONT AXLE 
Removal 
Front Axle Mounting 
Installation 
REAR AXLE 
Removal 
Rear Axle Mounting 
Installation 
TRANSMISSION SPECIFICATIONS, PRESSURE CHECKS,
AND TROUBLESHOOTING 
SPECIAL TOOLS 
SPECIFICATIONS 
TRANSMISSION OPERATION 
General 
Transmission ECM
Transmission Clutch Calibration 
Gear Selections 
Automatic/Manual Modes 
Downshift Button 
Brake Pedal Transmission Declutch 
TRANSMISSION PRESSURE TEST POINTS DIAGRAM 
CHART FOR RECORDING PRESSURE READINGS 
PRESSURE TEST RESULTS 
All or Most Pressures Low and/or Flow Test Low 
Some Pressures Low
Not Enough Power 
Machine Stops or Hesitates While Shifting - Intermittent
CONVERTER OUT PRESSURE CHECK 
Test Equipment Required 
Test Procedure 
LUBRICATION PRESSURE CHECK
Test Equipment Required 
Test Procedure 
FLOWMETER TEST 
Test Equipment Required 
Flowmeter Test Procedure 
CONSUMPTION TEST PROCEDURE 
TRANSMISSION OVERHEATING 
TROUBLESHOOTING GUIDE 
TRANSMISSION 
SPECIAL TOOLS 
SPECIAL TORQUES 
SPECIFICATIONS 
DISASSEMBLY 
ASSEMBLY 
FRONT AXLE 
SPECIAL TOOLS 
GEAR TOOTH CONTACT PATTERNS
Ideal Tooth Contact Pattern 
Pinion Distance Must Be Increased 
Pinion Distance Must Be Decreased
LUBRICATION 
WEAR MEASUREMENT ON MULTI-DISC BRAKE 
WHEEL END AND BRAKE 
Disassembly 
Assembly 
BRAKE HYDRAULICS LEAKAGE TEST 
High Pressure Test 
Low Pressure Test 
DISASSEMBLY OF DIFFERENTIAL CARRIER AND BRAKE TUBES
DISASSEMBLY OF LIMITED SLIP DIFFERENTIAL 
DRIVE PINION DISASSEMBLY 
DISASSEMBLY OF THE BRAKE TUBES 
ASSEMBLY OF BRAKE TUBES AND DIFFERENTIAL CARRIER
DIFFERENTIAL CARRIER ASSEMBLY 
Determine Shim Thickness for Correct Tooth Contact Pattern 
Install the drive pinion 
Adjust Rolling Moment of Drive Pinion Bearing 
LIMITED SLIP DIFFERENTIAL ASSEMBLY 
Determine the Disc Clearance 
Adjust Backlash and Bearing Preload 
REAR AXLE 
SPECIFICATIONS 
SPECIAL TORQUES 
SPECIAL TOOLS 
GEAR TOOTH CONTACT PATTERNS
Ideal Tooth Contact Pattern 
Pinion Distance Must Be Increased 
Pinion Distance Must Be Decreased
LUBRICATION 
WEAR MEASUREMENT ON MULTI-DISC BRAKE 
WHEEL END AND BRAKE 
Disassembly 
Cleaning and Inspection 
Assembly 
BRAKE HYDRAULICS LEAKAGE TEST 
High Pressure Test 
Low Pressure Test 
DIFFERENTIAL CARRIER DISASSEMBLY
DIFFERENTIAL DISASSEMBLY 
DRIVE PINION DISASSEMBLY 
BRAKE TUBES REMOVAL 
BRAKE TUBES INSTALLATION 
DIFFERENTIAL CARRIER ASSEMBLY 
Determine Shim Thickness for Correct Tooth Contact Pattern
Install Drive Pinion
Drive Pinion Bearing Rolling Torque Adjustment 
DIFFERENTIAL ASSEMBLY 
Limited Slip Differential 
Open Differential 
Limited Slip Differential 
Open Differential 
Determine Disc Clearance 
Adjust Blacklash and Bearing Preload 
DRIVE SHAFTS, CENTER BEARING, AND UNIVERSAL JOINTS
SPECIAL TORQUES 
FRONT DRIVE SHAFT
Removal 
FRONT DRIVE SHAFT
Installation 
CENTER BEARING 
Removal 
CENTER BEARING 
Installation 
CENTER DRIVE SHAFT 
Removal 
Installation 
REAR DRIVE SHAFT 
Removal 
Installation 
ENGINE DRIVE SHAFT 
Removal 
Installation 
UNIVERSAL JOINTS 
Removal 
Installation 
WHEELS AND TIRES
WHEELS AND BOLTS 
General Information 
Torque Specification 
TIRE PRESSURE 
CHANGING TIRES 
INSTALLING A WHEEL 
TRANSMISSION CONTROL VALVE
DISASSEMBLY 
INSPECTION 
ASSEMBLY 

Brake System
REMOVAL AND INSTALLATION OF BRAKE COMPONENTS
BRAKE VALVE 
Removal 
Installation 
SERVICE BRAKE AND PARKING BRAKE ACCUMULATORS
Removal 
Installation 
BRAKE PUMP
Removal 
Installation 
HYDRAULIC BRAKE TROUBLESHOOTING 
SPECIFICATIONS 
SPECIAL TOOL 
TROUBLESHOOTING THE HYDRAULIC BRAKE SYSTEM 
CHECKING THE NITROGEN CHARGE IN THE ACCUMULATOR
CHARGING THE ACCUMULATOR WITH DRY NITROGEN 
BLEEDING THE BRAKE SYSTEM 
BRAKE MODULATION PRESSURE CHECK 
Testing the Brake Modulation Pressure 
Adjusting the Brake Modulation Pressure 
CHECKING THE BRAKE SYSTEM 
BRAKE PUMP OUTPUT TEST 
DISASSEMBLY AND ASSEMBLY OF BRAKE ACCUMULATORS
SPECIAL TOOL 
DISCHARGING THE NITROGEN CHARGE ON AN ACCUMULATOR
CHECKING THE NITROGEN CHARGE IN THE ACCUMULATOR
CHARGING THE ACCUMULATOR WITH DRY NITROGEN 
Temperature/Charge Pressure Parking Brake Accumulator 
Temperature/Charge Pressure Brake Accumulator 
PARKING BRAKE 
Disassembly 
Inspection 
Assembly  

Steering System
REMOVAL AND INSTALLATION OF STEERING COMPONENTS
STEERING CONTROL VALVE
Removal 
Installation 
AUXILIARY STEERING PRIORITY VALVE 
Removal 
Installation 
STEERING PRIORITY VALVE
Removal 
Installation 
AUXILIARY STEERING PUMP AND MOTOR 
Removal 
Installation 
STEERING CYLIDNER 
Removal 
Installation 
STEERING SPECIFICATIONS, PRESSURE CHECKS
AND TROUBLESHOOTING 
SPECIAL TOOLS 
TROUBLESHOOTING THE STEERING SYSTEM 
AUXILIARY STEERING SYSTEM PUMP TEST 
Equipment Required 
Test Procedure 
AUXILIARY STEERING SYSTEM MOTOR TEST 
Test Equipment 
Test Procedure 
UNDERSTANDING THE RESULTS OF THE TEST
STEERING RELIEF VALVE 
Pressure Setting Test 
Pressure Setting Adjustment 
STEERING CYLINDER LEAK TEST 
STEERING CONTROL VALVE
SPECIFICATIONS 
SPECIAL TOOLS 
STEERING CONTROL VALVE
Disassembly 
Inspection 
Assembly 
STEERING PRIORITY VALVE
Disassembly 
Cleaning and Inspection 
Assembly 
STEERING CYLINDER 
SPECIFICATIONS 
STEERING CYLINDER 
Disassembly 
Inspection 
Assembly 
CENTER PIVOT 
SPECIFICATIONS 
SPECIAL TOOLS 
CENTER PIVOT 
Disassembly 
Assembly 
CONNECTING THE FRONT FRAME TO THE REAR FRAM
AUXILIARY STEERING MOTOR AND PUMP 
SPECIFICATIONS 
AUXILIARY STEERING MOTOR AND PUMP 
Disassembly 
Inspection 
Assembly 

Bucket Booms and Frame
LOADER
GENERAL DESCRIPTION 
SPECIFICATIONS 
BUCKET TEETH 
Replacement of the Tooth Points 
Replacement of the Bucket Teeth
Replacement of the Bucket Corner Teeth 
RETURN TO DIG ADJUSTMENT (Z-BAR AND XR MODELS) 
HEIGHT CONTROL AND RETURN TO TRAVEL ADJUSTMENT
(Z-BAR, XR AND TC MODELS)
RETURN TO DIG ADJUSTMENT (TC MODELS) 
REMOVING THE LOADER FRAME (Z-BAR AND XR MODELS) 
INSTALLING THE LOADER FRAME (Z-BAR AND XR MODELS) 
REMOVING THE LOADER FRAME (TC MODELS)
INSTALLING THE LOADER FRAME (TC MODELS) 

Equipment Hydraulic System
REMOVAL AND INSTALLATION OF HYDRAULIC COMPONENTS 
REMOVAL AND INSTALLATION OF THE LOADER CONTROL VALVE
Removal 
Installation 
REMOVAL AND INSTALLATION OF THE REMOTE CONTROL VALVE 
Removal 
Installation 
REMOVAL AND INSTALLATION OF THE HYDRAULIC PUMP 
Removal 
Installation 
REMOVAL AND INSTALLATION OF THE LIFT CYLINDERS 
Removal 
Installation 
REMOVAL AND INSTALLATION OF THE BUCKET CYLINDER - Z-BAR LOADER
Removal 
Installation 
REMOVAL AND INSTALLATION OF THE BUCKET CYLINDERS - TC LOADER
Removal 
TC Loader Bucket Cylinder Removal And Installation Illustration 
Installation 
REMOVAL AND INSTALLATION OF THE OIL COOLER 
Removal 
Installation 
REMOVAL AND INSTALLATION OF THE RIDE CONTROL ACCUMULATOR
Removal 
Installation 
REMOVAL AND INSTALLATION OF THE RIDE CONTROL VALVE 
Removal 
Installation 
REMOVAL AND INSTALLATION OF THE FAN REVERSING VALVE 
Removal 
Installation 
HYDRAULIC SPECIFICATIONS, TROUBLESHOOTING
AND PRESSURE CHECKS
SPECIFICATIONS 
SPECIAL TOOLS 
TROUBLESHOOTING PROCEDURE 
Problems in All Circuits 
Problem in All Loader Circuits 
Problem in the Braking Circuit 
Problem in a Single Loader Circuit 
Problem in the Steering Circuit 
Problem in the Ride Control  
TESTING AND ADJUSTING THE LOADER/STEERING
PUMP DIFFERENTIAL PRESSURE 
Pressure Check 
Adjusting the Loader/Steering Pump Differential Pressure 
TESTING AND ADJUSTING THE LOADER/UNLOADING
PUMP DIFFERENTIAL PRESSURE 
Pressure Check 
Adjusting the Loader/Unloading Pump Differential Pressure 
TESTING AND ADJUSTING THE LOADER LIMIT PRESSURE 
Pressure Check 
Adjusting the Loader Limit Pressure 
TESTING AND ADJUSTING THE STEERING LIMIT PRESSURE 
Pressure Check 
Adjusting the Steering Limit Pressure 
TESTING AND ADJUSTING THE LOADER PUMP CUTOFF PRESSURE
Pressure Check 
Adjusting the Loader Pump Cutoff Pressure 
TESTING THE HYDRAULIC CONTROLLER PILOT SUPPLY PRESSURE
Pressure Check 
LOADER/STEERING PUMP FLOW TEST 
TESTING AND ADJUSTING THE CIRCUIT RELIEF VALVES 
Pressure Check 
Adjustment 
TESTING THE RIDE CONTROL 
CLEANING THE HYDRAULIC SYSTEM 
SPECIAL TOOLS 
GENERAL INFORMATION 
TYPES OF CONTAMINATION 
CLEANING THE HYDRAULIC SYSTEM 
FLUSHING WATER FROM THE HYDRAULIC SYSTEM 
LOADER CONTROL VALVE 
SPECIFICATIONS 
2 Spool Valve Housing Configuration 
2 Spool Valve Spool Configuration 
3 Spool Mounting Configuration 
4 Spool Mounting Configuration 
3 and 4 Spool Valve Spool Configuration 
DISASSEMBLY 
INSPECTION 
ASSEMBLY 
Circuit Relief Pressure Test 
Circuit Relief Adjustment 
CYLINDERS 
SPECIFICATIONS 
SPECIAL TORQUES 
SPECIAL TOOLS 
LIFT CYLINDER 
Disassembly 
Inspection 
Assembly 
BUCKET CYLINDERS Z-BAR MODELS 
Disassembly 
Inspection 
Assembly 
BUCKET CYLINDERS FOR TC MODELS 
Disassembly 
Inspection 
Assembly 
REPLACING THE BUSHINGS FOR THE LIFT CYLINDERS Z-BAR - TC MODELS
Removal 
Installation 
REPLACING BUSHINGS FOR THE BUCKET CYLINDERS TC MODELS
Removal 
Installation 
REPLACING BUSHINGS FOR THE BUCKET CYLINDER Z-BAR MODELS
Removal 
Installation 
PILOT PRESSURE ACCUMULATOR AND RIDE CONTROL ACCUMULATOR
SPECIFICATIONS 
RIDE CONTROL ACCUMULATOR SPECIAL TORQUES 
SPECIAL TOOLS 
DISCHARGING THE NITROGEN CHARGE ON AN ACCUMULATOR 
RIDE CONTROL ACCUMULATOR 
Disassembly 
Inspection 
Assembly 
CHARGING THE ACCUMULATOR WITH NITROGEN 
RIDE CONTROL VALVE CONFIGURATION
Ride Control Valve Configuration 
DISASSEMBLY 
INSPECTION 
ASSEMBLY 
Insert Valve 
Logic Cover 
Directional Valve 
Pressure Relief Valve 
HYDRAULIC SCHEMATIC W170/W170TC WHEEL LOADERS 

Electrical System
SAFETY RULES 
GENERAL LAYOUT OF THE ELECTRICAL SYSTEM 
MAIN CONNECTORS 
CAB MAIN COMPONENTS
OPERATOR COMPARTMENT REAR PANEL 
CAB FUSE BOARD DESCRIPTION 
CAB RELAY DESCRIPTION 
TRANSMISSION CONTROLLER ZF EST 37 
"BROWN BOX" CAN INTERFACE 
INSTRUMENT CLUSTER AND MONITOR 
SWITCH PANEL 
AUTOMATIC TRANSMISSION 
CONTROLS 
MACHINE COMPONENTS 
ENGINE COMPARTMENT FUSES AND RELAY BOXES 
FRONT CHASSIS RELAY BOX 
EMERGENCY STEERING 
RIDE CONTROL SYSTEM (LTS) 
TRANSMISSION COMPONENTS 
BRAKE SYSTEM COMPONENTS 
HYDRAULIC SYSTEM COMPONENTS 
ENGINE COMPONENTS 
FUNCTIONS OF DIGITAL DISPLAY 
DESCRIPTION OF HOME PAGE (DEFAULT PAGE) 
PARKING BRAKE EFFICIENCY TEST
EMERGENCY STEERING SYSTEM EFFICIENCY TEST
CALIBRATION OF TRANSMISSION GEARSHIFTS 
DISPLAY OF TRANSMISSION FAULT CODES 
INITIAL SET-UP OF THE "BROWN BOX" CONTROLLER 
READING OF THE ENGINE OPERATION PARAMETERS 
READING OF THE TRANSMISSION OPERATION PARAMETERS 
READING OF THE BRAKE SYSTEM OPERATION PARAMETERS 
READING OF THE ELECTRICAL SYSTEM OPERATION PARAMETERS
ELECTRICAL SYSTEM FOLDING DIAGRAMS 

Cab
GENERAL DESCRIPTION
REPAIR 
CAB 
Removal 
Reinstallation 
WINDSCREEN WIPERS AND WASHERS
HEATER 
GENERALITIES 
MAIN COMPONENTS AND SPECIFICATIONS
CAB GLAZING 
DISASSEMBLY AND ASSEMBLY 
AIR CONDITIONING UNIT 
OPERATING INSTRUCTIONS 
TECHNICAL DATA 
SERVICE PRECAUTIONS 
TOOL CONNECTIONS 
DISCHARGING 
REFRIGERANT CHARGING 
LEAK INSPECTION 
TROUBLESHOOTING