Description
This massive 526 page, Allis-Chalmers 7000 Diesel Tractor Service Manual is a reproduction of the original, out of print, manual. This service manual provides detailed service information, step-by-step repair instruction and maintenance specifications for Allis-Chalmers 7000 Diesel tractors.
Table of Contents
Engine
Adaptor Plate and Crankshaft Rear Oil Seal
Removing Tool
Camshaft and Gear
Camshaft Bearings
Thrust Plates
Connecting Rod and Connecting Rod Bearings
Crankshaft and Crankshaft Gear
Gear Removal
Crankshaft Pulley and Damper Assembly
Cylinder Block
Cylinder Head
Cylinder Head Removal and Installation
Rocker Arm Shaft
Valve Face and Valve Seat Grinding
Valve Lash Adjustment
Valve Springs, Guides and Seats
Cylinder Sleeve
Reseating
Engine Cooling System
Engine Disassembly and Assembly
Assembly
Disassembly
General
Run-In Schedule
Flywheel and Ring Gear
Inspection, Removal and Installation
Front Plate and Gear Cover
Front Support Plate
Fuel Injection Nozzle Sleeves
Fuel Pump Drive Gear and Pump Drive Shaft
Fuel System
DM Fuel Injection Pump
Gear Train
Hydraulic Pump Drive Assembly
Idler Gear Shaft
Main Bearings
Bearing Caps
Manifold
Exhaust
Intake
Oil Flow
O’l Pan
Oil Pump
Cleaning and Inspection
Engine Breather Tube
Installation
Pressure Relief Valve
Piston and Piston Rings
Radiator
Fan and Fan Belt
Thermostat
Specifications (649 I Diesel)
General Specifications
Fits and Tolerances
Engine Torque Specifications
Timing Gear Cover and Crankshaft
Front Oil Seal
Troubleshooting
Tools •
Turbochargers
Valve Lifters
Water Pump
Fuel Injection Pump
SECTION I – CONSTRUCTION & OPERATION
A Components & Funtions
B Fuel Flow
C Transfer Pump
D Charging & Discharging
E Delivery Valve Function
F Return Oil Circuit
G Mechanical Governor
H Automatic Advance
SECTION 2 – REMOVAL FROM ENGINE
SECTION 3-DISASSEMBLY
SECTION 4 – PARTS INSPECTION
A General Inspection
B Detailed Inspection
C Supplementary Inspection
SECTION 5 – REASSEMBLY
SECTION 6-TORQUE CONTROL
SECTION 7 – BENCH TEST PROCEDURES
Fuel Injection Pump Specifications
Special Test Bench Requirements
General Test Procedure
SECTION 8 – INSTALLATION PUMP
Fuel Injectors
Hand Primer Pump
Special Tools
SECTION 9-GENERAL DATA
Torque Values
Exploded View
Troubleshooting
Hydraulics
Graphical Diagrams
Oil Flow – Power Steering, Clutches & Transmission Lube
Oil Flow – Lift, Traction Booster & PTO Lube
Filter & PTO Lube Circuit Diagrams
Hydraulic Pump Repair
Removal
Tear Down
Inspection
Specifications
Assembly
Flow Divider Valve Oil Flow
Power Steering Circuit Diagram
Power Steering Valve
Power Steering Ram Repair
Power Shift Valve
Explanation
Transmission Chart
Repair
Linkage Adjustment
Valve Stack Repair
Lift & 3-Point Hitch Circuit Chart
Coupler Repair
Lift Arm Ram Repair
Hydraulic Cable & Linkage Adjustments & Operation
Friction Adjustments Position Control & Traction Booster
Hand Levers
Torsion Bar Pre-Load
Position Control Lever Adjustment
Tractor Booster Adjustment
Rate of Lower Adjustment
High Volume Bleed-Off Adjustment
Relief Valve Adjustments
Testing
Lift & Traction Booster Circuit
Power Steering & Power Shift Circuit
Power Shift Valve Pressure
Lube Pressure
Power Train
Engine Clutch
Engine Clutch Removal
Clutch Installation
Clutch Release Bearing Removal (Prior)
Clutch Release Bearing Installation (Prior)
Engine Clutch Pedal & Transmission Brake Adjustment
Engine Clutch Safety Start Switch (Prior)
Torque Housing
Splitting the Tractor between Torque Housing and Transmission
Disassembly Power Shift Clutches
Inspecting the Power Shift Clutches
Installing the Torque Housing to the Transmission Housing
Removing the Front PTO Shaft, Front Drive Gear & Brake
Replacing the Front PTO Brake, Gear & Shaft
Removing the Power Shift Gears
Removing the PTO Clutch
Replacing the PTO Clutch (Prior)
Removing the PTO Clutch (Effective)
Replacing the PTO Clutch (Effective)
Installing Power Shift Gears
Special Tools
Torque Housing
Transmission and Differential
Electrical
Wiring Diagrams
Preliminary Test Instruments and Indicators
Main Circuit Breakers
Key Switch Circuit Breaker
Safety Start and Push Start Switches
Tachometer and Hourmeter
A Testing the Tachometer
B Testing the Hourmeter
Fuel and Engine Temperature Gauges
Lights and Miscellaneous Electrical Equipment
Light Switch and Light Circuits
Testing the Light Switch
Warning Light Switch and Circuits
Indicator Light Circuits – Further Tests
A Transmission Temperature Indicator Circuit
B Transmission Lube Oil Circuit
C Engine Oil Indicator Circuit
D Generator Indicator Circuit
E With Gleaner Combine Module Tester
Cab Electrical System
Electrical Portion – Air Conditioner System
Windshield Wipers and Dome Light
Optional AM, AM-FM, Radio and Stereo Tape
Electrical Loads
Batteries
Starting Motors
Delcotron Generators
WIRING DIAGRAMS
Air Conditioning
INTRODUCTION (Basic Principles of Refrigeration)
SAFETY RULES(For Handling Refrigerants)
REFRIGERANT
REFRIGERATION OIL
COMPONENTS
Compressor
Condenser
Evaporator
Expansion Valve
Receiver – Drier
Sight Glass
Specifications
Valve Positions
Thermal Limiter & Heat Switch
DIAGRAMS & CHARTS
Electrical Wiring Diagram I
Cycle of Refrigeration
Pressure – Temperature Relationship Chart
SERVICING AIR CONDITIONER SYSTEM
Adding Refrigerant to System
Charging the System I
Discharging the System
Evacuating the System I
Leak Detectors
Stabilizing the System
Test Procedure
DIAGNOSIS AND TROUBLE SHOOTING GUIDE
SERVICING AIR CONDITIONER COMPRESSOR
Checking Compressor Oil Level and Adding Oil
Oil Level When Replacing System Components Other
Than Compressor
Oil Level When Removing and Installing
Compressor
Oil Level When Replacing an Inoperative
Compressor
COMPRESSOR REPAIR & REPLACEMENT PROCEDURES
Disassembly of Clutch Drive Plate & Hub, Pulley,
Clutch Coil and Housing Assembly
Assembly of Clutch Drive Plate & Hub, Pulley,
Clutch Coil and Housing Assembly
Seal Leak Detection
Replacement of Shaft Seal
Compressor Rear Head Assembly
Compressor Pressure Relief Valve
Compressor Tools
COMPONENT REPLACEMENT
Evaporator
Expansion Valve
Condenser
Receiver – Drier
Compressor Assembly When Servicing Engine
Super Heat Switch
Miscellaneous & Optional Equipment
ROPS Cab
Removal
Reinstallation
Protective Frame
Installation
Steering Column
Removal & Installation Fixed
Removal & Installation – Extendable – Tilt
Rear Wheels
Removal
Installation
Torque Sequence
Radiator Seal Kit
Side Panel Latches
Front Axle Assembly
Front Axle Seals
