New Holland 667TA/EEC Manuals

Manuals and User Guides for New Holland 667TA/EEC. We have 1 New Holland 667TA/EEC manual available for free PDF download: Repair Manual

New Holland 667TA/EEC Repair Manual

New Holland 667TA/EEC Repair Manual (150 pages)

Brand: New Holland | Category: Engine | Size: 11.2 MB

Table of Contents

Table of Contents

3
Chapter 1 Diagnostics

7
- Table of Contents
  7
- Chapter 2 667Ta Engine Overhaul
  17
Ta Engine Overhaul

19
- Table of Contents
  19
- Engines
  23
- Coding of Source Engines
  24
- Engine Properties
  24
  - General Engine Features
    25
  - Crank Gear Components and Cylinder Assembly
    27
  - Valve Gear - Cylinder Assembly
    30
  - Torque Specifications
    32
  - Special Tools
    34
  - 667Ta Engines
    35
  - Description of Main Engine Components
    36
  - Engine Block
    36
  - Crankshaft
    37
  - Crankshaft Oil Seals
    37
  - Connecting Rods
    38
  - Pistons
    39
- Egr Exhaust Gas Recirculation System
  40
  - Camshaft
    40
    
    Valve Control
    41
    
    Cylinder Head Engines: 667TA/EBF - 667TA/EBD - 667TA/EED
    42
    
    Cylinder Head Engines: 667TA/EEG - 667TA/EEC
    43
    
    Cylinder Head Engine: 667TA/EDJ
    44
    
    Valves and Valve Seats
    45
    
    Valve Bridges
    45
    
    Engine Head Machining
    46
    
    Engine Flywheel
    46
    
    Accessory Equipment Drive
    47
    
    Engine Lubrication
    48
    
    Oil Cooler
    49
    
    Oil Pressure Control Valve
    49
    
    By-Pass Valve
    49
    
    Oil Pump
    50
    
    Oil Pan (Sump) Engines: 667TA/EEG- 667TA/EEC- 667TA/EBF- 667TA/EED- 667TA/EDJ
    50
    
    Oil Pan (Sump) Engines: 667TA/EED
    51
    
    667Ta/Ebd
    51
    
    Engine Oil Vapor Recirculation
    52
    
    Blow-By Recirculation
    52
    
    Engine Cooling
    53
    
    Water Pump
    54
    
    High Pressure Electronic Injection System (Common Rail)
    55
- Edc7Uc31 -Electronic Control Unit Operation
  56
  - Engine Preheating Element Control
    56
    
    Phase Recognition
    56
    
    Injection Control
    56
    
    Injection Pressure Closed Loop Control
    56
    
    Pilot and Main Injection Advance Control
    56
    
    Idle Speed Control
    56
    
    Overheating Protection
    56
    
    Maximum Engine Speed Limiting
    56
    
    Cut off
    56
    
    Recover Strategies
    57
- Fuel Supply System
  58
  - Fuel Supply System Diagram
    59
    
    Fuel Filter
    60
    
    Mechanical Supply Pump- Normal Operating Condition
    61
    
    Mechanical Supply Pump- Outlet Overpressure Condition
    61
    
    Fuel System Bleeding
    62
    
    High Pressure Pump Type CP3.3
    63
    
    High Pressure Pump Inside Structure
    65
    
    Operating Principal
    66
    
    Theory of Operation
    67
- Common Rail
  68
  - Common Rail Pressure Relief Valve
    69
- Electro-Injector
  70
  - Injection End
    70
    
    Electro-Injector
    71
    
    Pressure Limiter for Fuel Return
    72
    
    Location of the Main Electrical Components
    73
    
    EDC7UC31 Electronic Control Unit
    74
    
    Cabling Connector Pinout on Engine
    75
    
    Connector (A) Injectors Pinout Diagram
    76
    
    Connector (C) Sensors Pinout Diagram
    76
    
    Crankshaft Sensor
    77
    
    Camshaft Sensor
    77
    
    Boost Temperature - Pressure Sensor
    78
    
    Engine Oil Temperature - Pressure Sensor
    78
    
    Common Rail Fuel Pressure Sensor
    79
    
    Electro-Injectors
    80
    
    Intake Air Pre-Post Resistance Heater and Relay
    81
    
    Coolant Temperature Sensor
    82
    
    Fuel Temperature Sensor
    83
    
    High Pressure Pump - Pressure Regulator
    84
- Checking the Fuel System
  85
  - Low Pressure Supply Test
    85
    
    Low -Pressure Pump
    86
    
    Test on the Pressure Relief Valve on the Common Rail
    87
    
    Test on Fuel Backflow from the Return
    88
- Engine Overhaul on the Bench
  90
  - Disassembling the Engine
    90
    
    Checks and Specifications on Engine Crankcase
    100
    
    Checks and Measurements
    100
    
    Checking the Eccentric Lift and Bearing Surface
    101
    
    Bearings
    101
    
    Checking the Crankcase Cylinder Head Mating Surface
    102
    
    Camshaft Timing
    103
    
    Replacing the Cam Bearings
    103
    
    Tappets
    103
    
    Installing the Tappets and Camshaft
    104
- Crankshaft
  105
  - Replacing the Oil Pump Drive Gears
    107
    
    Installing the Main Bearings
    107
    
    Measuring the Journal Assembly Play
    107
    
    Checking Crankshaft Shoulder Play
    108
    
    Connecting Rod-Piston Assembly
    109
    
    Measuring the Piston Diameter
    110
    
    Piston Pins
    110
    
    Conditions for Correct Pin/Piston Matching
    111
    
    Piston Rings
    111
    
    Connecting Rods
    112
    
    Bearings
    113
    
    Checking the Connecting Rods
    113
    
    Checking the Twisting
    113
    
    Checking the Flexing
    114
    
    Installing Connecting Rod-Piston Assembly Connecting Rod-Piston Coupling
    114
    
    Installing the Piston Rings
    115
    
    Installing the Connecting Rod-Piston Assemblies in the Cylinder Bores
    115
    
    Measuring Crank Pin Assembly Play
    116
    
    Checking Piston Protrusion
    117
    
    Timing Gear Case
    117
    
    Valve Timing
    118
    
    Flywheel Cover Case
    119
- Engine Flywheel
  120
  - Replacing Engine Flywheel Ring Gear
    120
- Cylinder Head
  125
  - Removing the Valves
    125
- Valves
  126
  - Checking Cylinder Head Water Seal
    126
    
    Checking the Cylinder Head Mating Surface
    126
- Valve Guide
  127
  - Valve Cleaning, Check and Grinding
    127
    
    Checking Assembly Play, and Valve Centering
    127
    
    Valve Seats
    128
    
    Valve Seat Reconditioning-Replacement
    128
    
    Valve Springs
    130
- Cylinder Head
  130
  - Installing the Cylinder Head
    131
    
    Installing Injectors
    131
- Rods and Tappets
  133
  - Rocker Arm Assembly
    133
    
    Locating Top Dead Center (TDC)
    134
    
    Valve Clearance Adjustment
    134
    
    Wiring Harness Connections to Engine
    139
- Chapter 3 Charging and Start-Up
  141
Chapter 3 Charging and Start-Up

143
- Table of Contents
  143
- Starter Motor
  145
  - Quick Diagnosis
    145
  - BOSCH 24 Volt - 4 KW Starter
    146
  - ISKRA 24 Volt - 4 KW Starter
    147
  - DENSO 24Volt - 7.8KW Starter
    147
- Alternator
  148
  - Quick Diagnosis
    148
  - BOSCH: NCBI 28 Volt 35-70 Amp
    149

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