John Deere 744K 4WD Loader with Engine 6090HDW12 (iT4) Repair Manual (TM11744)
Catalog:
Model:
Complete technical Repair Manual with electrical wiring diagrams for John Deere 744K 4WD Loader with Engine 6090HDW12 (iT4). It's the same service manual used by dealers that guaranteed to be fully functional and intact without any missing page.
John Deere 744K 4WD Loader with Engine 6090HDW12 (iT4) (S.N. 630720-664577) Repair Manual (including maintenance, overhaul, disassembling & assembling, adjustment, tune-up, operation, inspecting, diagnostic & troubleshooting…) is divided into different sections. Each section covers a specific component or system with detailed illustrations. A table of contents is placed at the beginning of each section. Pages are easily found by category, and each page is expandable for great detail. The printer-ready PDF documents work like a charm on all kinds of devices.
TM11744 - John Deere 744K 4WD Loader with Engine 6090HDW12 (iT4) (S.N. 630720-664577) Repair Manual.pdf
tm12013 - Chargeur à transmission quatre roues motrices 744K (N.S. 630720—664577).pdf
Category: Repair
Language: English French
John Deere - 4WD Loader - (630720- ) Engine 6090HDW12
Published on 2020/02/02
Table of Contents (exploded views)
Foreword
Manual Identification342200224READ THIS FIRST!
00 - General Information
01 - Safety
Add and Operate Attachments Safely
Add Cab Guarding For Special Uses
Avoid Backover Accidents
Avoid High-Pressure Fluids
Avoid High-Pressure Oils
Avoid Machine Tip Over
Avoid Unauthorized Machine Modifications
Avoid Work Site Hazards
Clean Debris from Machine
Clean Exhaust Filter Safely
Decommissioning Proper Recycling and Disposal of Fluids and Components
Drive Metal Pins Safely
Exhaust Filter Ash Handling and Disposal
Follow Safety Instructions
Handle Chemical Products Safely
Inspect and Maintain ROPS
Inspect Machine
Keep Riders Off Machine
Make Welding Repairs Safely
Operate Only If Qualified
Operating on Slopes
Operating or Traveling On Public Roads
Park And Prepare For Service Safely
Prepare for Emergencies
Prevent Battery Explosions
Prevent Fires
Prevent Unintended Machine Movement
Recognize Safety Information
Remove Paint Before Welding or Heating
Service Cooling System Safely
Service Tires Safely
Start Only From Operator's Seat
Stay Clear of Moving Parts
Use and Maintain Seat Belt
Use Special Care When Operating Loader
Use Steps and Handholds Correctly
Wear Protective Equipment
Work In Ventilated Area
03 - Torque Values
Additional Metric Cap Screw Torque Values
Inch Series Four Bolt Flange Fitting For High Pressure Service Recommendations
Metric 24302260 O-Ring Seal DIN 20078 Service Recommendations
Metric Bolt and Cap Screw Torque Values
O-Ring Face Seal Fittings With Metric Hex Nut And Stud End For High Pressure Service Recommendations
O-Ring Face Seal Fittings With Metric Hex Nut And Stud End For Standard Pressure Service Recommendations
O-Ring Face Seal Fittings With SAE Inch Hex Nut And Stud End For High Pressure Service Recommendations
Service Recommendations for 37302260 Flare and 30302260 Cone Seat Connectors
Service Recommendations For Flared Connections342200224Straight or Tapered Threads
Service Recommendations For Flat Face O-Ring Seal Fittings
Service Recommendations For Inch Series Four Bolt Flange Fittings
Service Recommendations for Metric Series Four Bolt Flange Fitting
Service Recommendations For Non-Restricted Banjo (Adjustable) Fittings
Service Recommendations for O-Ring Boss Fittings
Service Recommendations For O-Ring Boss Fittings With Shoulder
Unified Inch Bolt and Cap Screw Torque Values
01 - Tracks
Tire Remove and Install
Wheel Remove and Install
02 - Axles and Suspension Systems
Axle Circulation Pump Remove and Install
Axle Oscillating Supports Disassemble and Assemble
Differential Lock Solenoid Valve Remove and Install
Front Axle and Differential Remove and Install
Rear Axle and Differential Remove and Install
TeamMate342204242 II Axles
Universal Joint and Drive Shaft Remove and Install
03 - Transmission
Clutch Packs Remove and Install
High Range Forward Clutch (K4) and Third Speed Clutch (K3) Bearing Preload Adjustment
Low Range Forward Clutch (KV) and First Speed Clutch (K1) Bearing Preload Adjustment
Reverse Clutch (KR) and Second Speed Clutch (K2) Bearing Preload Adjustment
Torque Converter Housing Disassemble and Assemble
Torque Converter Input Shaft Remove and Install
Transmission Drive Three Disassemble and Assemble
Transmission Drive Two Disassemble and Assemble
Transmission Hydraulic Control Valve Disassemble and Assemble
Transmission Hydraulic Control Valve Remove and Install
Transmission Input Shaft Disassemble and Assemble
Transmission Input Shaft Remove and Install
Transmission Pump Disassemble and Assemble
Transmission Pump Remove and Install
Transmission Remove and Install
Transmission Speed Sensors Remove and Install
Transmission Suction Screen Remove and Install
04 - Engine
Crankshaft Dampener Remove and Install
Engine Remove and Install
PowerTech342204242 PSX 9.0L (6090) John Deere Engine
05 - Engine Auxiliary Systems
Air Cleaner Remove and Install
Axle Oil Cooler Remove and Install
Charge Air Cooler Remove and Install
Cooling Package Plenum Remove and Install
Diesel Particulate Filter (DPF) Remove and Install
Engine Coolant Heater Remove and Install342200224If Equipped
Exhaust Bellows Alignment Procedure
Exhaust Filter Remove and Install
Exhaust Tube Remove and Install
Fast Fill Fuel System Disassemble and Assemble342200224If Equipped
Fuel Cooler Remove and Install
Fuel Tank Remove and Install
Hydraulic Oil Cooler Remove and Install
JDG11335 Bellows Alignment Fixture
Precleaner Remove and Install
Primary Fuel Filter (Water Separator) Remove and Install
Radiator Remove and Install
Service Filter Cleaning
Start Aid Nozzle Remove and Install342200224If Equipped
Start Aid Solenoid Remove and Install342200224If Equipped
Transmission Oil Cooler Remove and Install
07 - Dampener Drive
Output Dampener Remove and Install
09 - Steering System
Joystick Steering Valve Disassemble and Assemble342200224If Equipped
Joystick Steering Valve Remove and Install342200224If Equipped
Loader Start-Up Procedure (Steering Cylinder)
NeverGrease342204242 Pin Joints
Orbital Steering Valve Remove and Install
Secondary Steering Pump Remove and Install342200224If Equipped
Secondary Steering Valve Remove and Install342200224If Equipped
Steering Column Disassemble and Assemble
Steering Column Remove and Install
Steering Cylinder Bushings Remove and Install
Steering Cylinders Remove and Install
10 - Service Brakes
Service Brake Accumulator Remove and Install
Service Brake Assembly Remove and Install
Service Brake Pedal and Linkage Disassemble and Assemble
Service Brake Valve Remove and Install
11 - Park Brake
Park Brake Disassemble and Assemble
Park Brake Release Solenoid Valve Remove and Install
Park Brake Remove and Install
17 - Frames, Chassis, or Supporting Structure
Counterweights Remove and Install
Engine and Loader Frame Separate
Front Axle Guard Remove and Install
Fuel Tank Guard Remove and Install
Lower Pivot Bearing and Seals Remove and Install
Transmission Bottom Guard Remove and Install
Upper Pivot Bearing and Seals Remove and Install
Welding Major Structure
18 - Operator's Station
Air Conditioner High-Low Pressure Switch Remove and Install
Air Conditioner System Cleaning Procedures
Air Conditioner System Flush
Air Conditioner System Purge
Blower Motor Assembly Remove and Install
Cab Door Hold-Open Latch Pin Adjust
Cab Door Hold-Open Release Adjust
Cab Remove and Install
Compressor Remove and Install
Condenser Remove and Install
Expansion Valve Remove and Install
Freeze Control Switch Bench Test
Freeze Control Switch Remove and Install
Fresh Air Filter Remove and Install
Front and Rear Windshield Wiper Motor Remove and Install
Heater Control Valve Leak Check
Heater Control Valve Remove and Install
Heater _ Evaporator Coil Remove and Install
Joystick Steering Armrest Disassemble and Assemble342200224If Equipped
Joystick Steering Armrest Rear Pivot Adjustment342200224If Equipped
R134a Component Oil Charge
R134a Compressor Oil Charge Check
R134a Compressor Oil Removal
R134a Refrigerant Recovery _ Recycling and Charging Station Installation Procedure
R134a System Charge
R134a System Evacuate
R134a System Recover
Receiver-Dryer Remove and Install
Refrigerant Cautions and Proper Handling
Refrigerant Hoses and Tubing Inspection
Refrigerant Leak Testing
Seat Belt Remove and Install
Seat Remove and Install
Steering Joystick Disassemble and Assemble342200224If Equipped
Windowpanes Remove and Install
19 - Sheet Metal and Styling
Engine Side Shields Remove and Install
Grille and Grille Housing Remove and Install
Hood Remove and Install
31 - Loader
Anticavitation Valve Disassemble and Assemble
Auxiliary, Bucket, and Boom Section Pilot Orifice Check Valve
Auxiliary Function Pilot Control Valve Disassemble and Assemble342200224If Equipped
Auxiliary Function Pilot Control Valve Remove and Install342200224If Equipped
Auxiliary Section Disassemble and Assemble342200224If Equipped
Bolt-On Cutting Edges Remove and Install
Boom and Bucket Cylinder Disassemble and Assemble
Boom Cylinder Remove and Install
Boom or Bucket Cylinder Bushings and Seals Remove and Install
Boom Remove and Install
Boom Section Disassemble and Assemble
Bucket Cylinder Remove and Install
Bucket Linkage Seals and Bushings Remove and Install
Bucket Remove and Install
Bucket Section Disassemble and Assemble
Circuit Relief With Anticavitation Valve Disassemble and Assemble
Cracked Cutting Edge Repair
General Oil Cleanup Procedure
Hydraulic Component Failure Cleanup Procedure
Hydraulic Fan Motor Remove and Install
Hydraulic Fan Proportional _ Relief Solenoid Valve Disassemble and Assemble
Hydraulic Fan Proportional _ Relief Solenoid Valve Remove and Install
Hydraulic Fan Pump Remove and Install
Hydraulic Pump Manifold Disassemble and Assemble
Hydraulic Pump Manifold Remove and Install
Hydraulic Reservoir Remove and Install
Loader Boom Bushings and Seals Remove and Install
Loader Bucket Tilt Linkage Remove and Install
Loader Control Valve Disassemble and Assemble
Loader Control Valve Remove and Install
Loader Hydraulic Pump Remove and Install
Loader Start-Up Procedure
Main Hydraulic Pump Disassemble and Assemble
Main Relief Valve Disassemble and Assemble
NeverGrease342204242 Pin Joints
Pilot Accumulator Remove and Install
Pilot Control Valve Disassemble and Assemble
Pilot Control Valve Remove and Install
Pin Disconnect Valve Disassemble and Assemble342200224If Equipped
Pin Disconnect Valve Remove and Install342200224If Equipped
Reversing Fan Valve Disassemble and Assemble342200224If Equipped
Reversing Fan Valve Remove and Install342200224If Equipped
Ride Control Accumulator Remove and Install342200224If Equipped
Ride Control Valve Disassemble and Assemble342200224If Equipped
Ride Control Valve Remove and Install342200224If Equipped
Steering _ Loader Hydraulic Pump Remove and Install
Welded Bucket Cutting Edges Remove and Install
99 - Dealer Fabricated Tools
DFT1044 Air Deflector Bushing
External_Files
H70406 - O-Ring Face Seal Fitting
T104618 - Pilot Orifice Check Valve
T113889 - Connection
T113948 - Non-Restricted Banjo Fitting
T113957 - O-Ring Boss Fitting With Shoulder
T157932 - Transmission Drive Three
T160802 - Output Flange Assembly Cross Section
T160816 - Torque Converter Side
T160930 - K4
T160931 - Third Speed Clutch Pack
T160932 - High Range Forward Clutch Pack
T160976 - Low Range Forward and First Speed Clutch Assembly Cross Section
T160977 - Low Range Forward Clutch Pack
T160978 - First Speed Clutch Pack
T161073 - Reverse Clutch (KR) and Second Speed Clutch (K2) Assembly Cross Section
T161074 - Reverse Clutch Pack
T161075 - Second Speed (K2) Clutch Pack
T196337 - O-Ring Face Seal Fittings
T211889 - Transmission Control Valve
T212377 - Torque Converter Input Shaft
T212385 - Torque Converter Housing
T212391 - Transmission Input Shaft
T212392 - Transmission Drive Two
T216953 - Joystick Steering Valve
T6234AC - Cone Seat Connector
T6642EK - Coolant May Be Hot
T6873AA - T-Bolt
T6873AB - H-Bolt
T6873AC - M-Bolt
T6873AD - Tapered Thread
T6873AE - Straight Thread
T6890BB - Metric Series Four Bolt Flange Fitting
TP48319 - Bolt-On Cutting Edges
TS952 - Explosive Single Piece Rim and Tire
TX1015999 - Auxiliary Control Lever
TX1020245 - Installing Bushing
TX1020247 - Bushing Type Joint
TX1020248 - Bushing Type Joint with External Split Seal (optional type seals shown)
TX1022106 - JDG1385 Snap-to-Connect302256 Tool
TX1027195A - Measure Pin and Sensor Distance
TX1027196 - Transmission Output Shaft
TX1028458 - Coolant Heating Element Assembly
TX1028839 - Service Brake Accumulators
TX1028869 - Steering Column (shown with steering column covers removed)
TX1028891 - Oil Plug
TX1028969 - Steering Column Components
TX1028989A - Air Ducts
TX1028990A - Steering Valve
TX1029096 - R134a Refrigerant Recovery
TX1029096 - R134a System Charge
TX1029096 - R134a System Evacuate
TX1029096 - R134a System Recover
TX1036939 - Joystick Steering Armrest
TX1037230A - Console Tray
TX1037231A - Air Filters
TX1039808 - Joystick Steering Valve
TX1040626 - Boom Bushings, Seals, and Shims (standard Z-bar shown)
TX1040652 - Boom Bushings, Seals, and Shims (standard Z-bar with NeverGrease342204242 shown)
TX1041711 - Bucket Linkage Seals and Bushings (standard bucket linkage shown)
TX1041716 - Loader Bucket Tilt Linkage (with NeverGrease342204242 bushings)
TX1043030A - Wheel Remove and Install
TX1046548 - Pilot Control Lever342200224Single Lever Shown
TX1047771 - Steering
TX1047822 - Fast Fill Fuel System
TX1047824 - Loader Control Valve Disassemble and Assemble
TX1047831 - Boom Section
TX1047833 - Bucket Section
TX1047913 - Main Relief Valve
TX1047916 - Circuit Relief With Anticavitation Valve
TX1048003A - Condenser Lines
TX1048015 - Boom Cylinder Removal
TX1048057A - Bucket Level Indicator
TX1048079A - Rod and Head End Pin Removal
TX1048089 - Cylinder with Standard Bushings and Seals
TX1048327A - Pin Disconnect Valve
TX1048439A - Grille
TX1048440A - Grille Housing
TX1048481 - Front Axle Guard
TX1048482 - Transmission Bottom Guard
TX1048631 - Oscillating Supports
TX1048753A - Wiring Harness Connector Position
TX1048754A - Duct Plate and Intermediate Plate
TX1048755A - Wiring Harness Connector Clamp
TX1048756A - Cover Removal
TX1048758A - Low-Lift Jack
TX1048759A - Wiring Harness Removal
TX1048760A - Solenoid Removal
TX1048763A - Adjusting Screw Installation
TX1048764A - Housing Removal
TX1048765A - Control Valve Components
TX1048839 - Oscillating Supports
TX1048871 - Transmission Control Valve Components
TX1049164A - Secondary Steering Pump
TX1049510 - Anticavitation Valve
TX1049584A - Outer Bearing Removal
TX1049585A - Piston Installation
TX1049615 - Ride Control Valve (S.N. 342200224XXXXXX)
TX1049634 - Ride Control Valve Remove and Install
TX1049767A - Inner Fan Guard
TX1049768A - Fan Removal and Installation
TX1049769A - Hydraulic Fan Motor
TX1049797A - Bearing Race Removal
TX1049798A - Pump Components
TX1049799A - Needle Bearing
TX1049801A - Bearing Race
TX1049801A - Transmission Oil Pump O-ring
TX1049838 - Universal Joint and Drive Shaft Remove and Install
TX1049962A - Lower Transmission Mounts
TX1049986 - Brake Assembly
TX1049990 - Service Brake Pedal and Linkage
TX1050300A - Orbital Steering Valve Mounting Hardware
TX1050331 - Orbital Steering Valve Hydraulic Lines
TX1069471 - Park Brake Assembly Components
TX1071793 - DFT1044 Air Deflector Bushing
TX1073288 - Hydraulic Pump Manifold
TX1077305 - Joystick Controller (electrohydraulic controller shown)
TX1077317A - Three-Button Cap
TX1077318A - Three-Button Cap and Buttons
TX1077341A - Joystick Boot and Grips
TX1077344A - Hand Grip Cap Screw Location
TX1077352A - Three-Button Switch
TX1077360A - Forward, Neutral, and Reverse (FNR) Switch
TX1077363A - Left Hand Grip and Cap Screw
TX1077389A - Harness and Tie Band Location
TX1077391A - Joystick Controller Harness
TX1077395A - Adaptor Slot
TX1077397A - Joystick Set Screws
TX1077453A - Boot Installation Location
TX1078543A - Fuel Tank (components removed for clarity)
TX1078545A - Fuel Tank (components removed for clarity)
TX1078554A - Fuel Tank (components removed for clarity)
TX1078559A - Fuel Tank Guard (left side shown)
TX1079088A - Counterweight
TX1079847A - Front Axle Plumbing
TX1079854A - Rear Axle
TX1079878A - Differential Lock Valve (front differential lock solenoid valve shown)
TX1079895A - Cold Weather Start Aid
TX1079896A - Axle Circulation Pump
TX1079931 - Witness Marks 1
TX1079948A - Fuel Tank and Fuel Tank Guard
TX1079960A - Secondary Steering Valve Plumbing
TX1079963 - Witness Marks 2
TX1079977 - Witness Marks 3
TX1079987A - Exhaust Bellows Alignment Tool
TX1079988A - Gap A
TX1079992A - Gap B
TX1079999A - Gap C
TX1080015 - Adjustment Points Front View
TX1080016 - Adjustment Points Rear View
TX1080019 - Gap D
TX1080020 - Gap E
TX1080046 - Primary Fuel Filter (water separator) Exploded View
TX1080049A - Alignment Measurement
TX1080053A - Precleaner
TX1080055A - Air Cleaner
TX1080060A - Park Brake
TX1080068A - Primary Fuel Filter (water separator)
TX1080070A - Hydraulic Fan Motor and Fan Hub
TX1080085A - Hydraulic Fan Pump
TX1080099A - Air Conditioner Compressor
TX1080119A - Hydraulic Fan Proportional
TX1080124 - Hydraulic Fan Proportional
TX1080155 - Axial, Angular and Lateral Specifications
TX1080172A - Frame Articulation Lock Bar
TX1080246A - Charge Air Cooler
TX1080362 - Front Wiper Assembly
TX1080367A - Front Wiper Motor Access Plate
TX1080399 - Rear Wiper Assembly
TX1080413A - Fuel Cooler
TX1080434A - Hydraulic Oil Cooler
TX1080439A - Rear Windshield Wiper
TX1080447A - Cooling Package Plenum Top Access Cover
TX1080447A - Cooling Package Top Access Cover
TX1080464A - Surge Tank
TX1080474A - Cooling Package (inside)
TX1080481A - Cooling Package
TX1080525A - Right Side of Cab
TX1080528A - Transmission Oil Cooler
TX1080593A - Hood Assembly
TX1080730A - Bucket
TX1080740A - Starter Motor
TX1080742 - Bucket with Standard Pin Joint
TX1080743 - Bucket with NeverGrease342204242 Pin Joint
TX1080747A - Left Side of Cab
TX1080764A - Cab Removal
TX1080765 - Cab Mounting Hardware
TX1080810A - Hydraulic Fan Lines
TX1080822A - Engine Side Shields (right side shown)
TX1080827A - Exhaust Tube With Bellows
TX1080828A - Pilot Accumulator
TX1080856 - Reversing Fan Valve (left side of valve shown)
TX1080857 - Pin Disconnect Valve
TX1080888 - Reversing Fan Valve (right side of valve shown)
TX1080889A - Brake Valve
TX1080899 - Loader Bucket Tilt Linkage
TX1080900 - Loader Bucket Tilt Linkage
TX1080903A - Rear Adjustment Bracket (left side shown)
TX1080947A - Front Adjustment (left side shown)
TX1080965 - Joystick Steering Armrest
TX1081053A - Hydraulic Pump Manifold
TX1081059A - Joystick Steering Armrest Pivot
TX1081061A - Engine Baffle (right side shown)
TX1081064A - Hydraulic Fan Proportional
TX1081067A - Joystick Steering Armrest with Cover
TX1081068A - Engine Baffle (left side shown)
TX1081077A - Joystick Steering Armrest without Cover
TX1081085A - Surge Tank
TX1081153A - Engine Frame Harness (W5)
TX1081156A - Output Dampener Cover
TX1081157A - Output Dampener
TX1081169A - Front Wiper Motor
TX1081172A - Rear Wiper Motor
TX1081174A - Fuel Cooler Fuel Lines
TX1081191A - Engine (left side shown)
TX1081195A - Engine (left side shown)
TX1081197A - Engine (right side shown)
TX1081203A - Drive Shaft
TX1081228A - Engine Mount
TX1081273A - Joystick Steering Valve (if equipped)
TX1081461A - Transmission Removal
TX1081466A - Secondary Steering Components
TX1081473A - Steering Cylinders
TX1081482A - Upper Transmission Mount Cap Screws
TX1081686A - Reversing Fan Valve
TX1081839A - Fixed Measurement Point (some components removed for clarity)
TX1081841A - Hydraulic Reservoir Cab Mount
TX1081842A - Front of Hydraulic Reservoir (some components removed for clarity)
TX1081869A - Rear of Hydraulic Reservoir (some components removed for clarity)
TX1081878A - Hydraulic Reservoir (some components removed for clarity)
TX1081895A - Hydraulic Reservoir (some components removed for clarity)
TX1081898A - Hydraulic Reservoir
TX1081913A - Hydraulic Reservoir Mounting Location
TX1081993A - Access Panel
TX1082000A - Boom Cylinder Pin (rod end)
TX1082021A - Loader Boom Pins (joint shown)
TX1082035 - Transmission
TX1082036 - Transmission
TX1082054A - Floor Stands (rear view)
TX1082055A - Floor Stands (profile view)
TX1082070A - Oil Fill Cap and Strainer
TX1082077A - Hydraulic Reservoir
TX1082215A - JDG11258 Lifting Bracket (rear)
TX1082216A - JDG11252 Lifting Bracket (front)
TX1082224A - Hydraulic Reservoir
TX1084443 - Length of Exhaust Bellows
TX1087219 - Main Hydraulic Pump Cross Section View
TX1093636A - Counterweight Removal
TX1111728A - Seat Belt Buckle
TX1111960A - Heater
TX1112149A - Air Conditioner High-Low Pressure Switch
TX1112325 - Freeze Control Switch
TX1198929A - Heater
TX1202898 - Ride Control Valve (S.N. XXXXXX342200224 )
XJ1179329 - Expansion Valve
XJ1184600 - Lower Pivot Bearing and Seals
XJ1184897 - Upper Pivot Bearing and Seals
John Deere 744K 4WD Loader with Engine 6090HDW12 (iT4) Repair Manual (TM11744)