Description
John Deere 670 770 790 870 970 1070 Compact Utility Tractors Technical Manual (TM1470)
John Deere 670 770 790 870 970 1070 Compact Utility Tractors INDEX:
ECTION IO—GENERAL INFORMATION
Group 05—Safety
Group IO—General Specifications
Group 15—Repair Specifications
Group 20—Fuel and Lubricants
Group 25—SeriaI Number Locations
ECTION 20—ENGlNE REPAIR
Group 05—670/770
Group 06—870/970/1070
Group 07—790
Group IO—Cooling System
Group 15—ThrottIe and Governor Control Linkage
Group 20—FueI System
ECTION 40—ELECTRlCAL SYSTEM
Group 05—AIternator
Group IO—Starter
Group 15—Sender, Switches and Gauges
ECTION 50—POWER TRAIN REPAIR—670/770/790
Group 05—CIutch Housing
Group 06—SingIe Stage Clutch
Group or—Dual stage Clutch
Group IO—Transmission
Group 15—Rear PTO Drive Shaft
Group 20—Differential
Group 25—Final Drive
Group 30—Mechanical Front Wheel Drive
Group 35—Throttle and Governor Control Linkage
ection 55—POWER TRAIN REPAIR
Group 05—Clutch Housing
Group 06—Dual Stage Clutch
Group IO—Transmission
Group 15—Rear PTO Drive Shaft
Group 20—Differential
Group 25—Final Drive
Group 30—Mechanical Front Wheel Drive—870
Group 35—Mechanical Front Wheel Drive
—970/1070
Group 40—Mid Mount PTO
SECTION 60—STEERlNG AND BRAKE REPAIR
Group 05—Manual Steering
Group IO—Power Steering
Group 15—Brake Repair—670/770/790
Group 20—Brake Repair—870/970/1070
SECTION 70—HYDRAULlC REPAIR
Group 05—Hydraulic Pump and Filter
Group
Group
Group 15—Selective Control Valve
Group 20—Rear Auxiliary Hydraulic Lines
SECTION 80–MISCELLANEOUS REPAIR
Group 05—Wheels
Group IO—Front Axle
Group 15—Hood
Group 20—3-Point Hitch
Group 25—Seat and Support
Group 30—Roll-Gard
Group 35—Mower Spindles
Group 40—Mower Gearbox
SECTION 210—OPERATlONAL CHECKOUT
PROCEDURE AND SPECIFICATIONS
Group 05—Test and Adjustment Specifications
Group 10—0perational Checkout Procedures
SECTION 220—ENGlNE OPERATION, TESTS, AND
ADJUSTMENTS
Group 05—Component Locations
Group IO—Theory of Operation
Group 15—Engine System Diagnosis
SECTION NO—ELECTRICAL SYSTEM OPERATION
AND TESTS
Group 05—Component Location
Group IO—Theory of Operation
Group 15—Diagnosis and Test
Group 20—Schematic
SECTION 250—POWER TRAIN—670/770/790
Group 05—Component Location
Group IO—Theory of Operation
Group 15—Diagnosis and Test
SECTION 255—POWER TRAIN—870/970/1070
Group 05—Component Location
Group IO—Theory of Operation
Group 15—Diagnosis and Test
SECTION 260—STEERlNG AND BRAKES
Group 05—Component Location
Group IO—Theory of Operation
Group 15—Diagnosis and Test
SECTION 270—HYDRAULlC SYSTEM
Group 05—Component Location
Group IO—Theory of Operation
Group 15—Diagnosis and Test
Group 20—Schematic
