John Deere 310K Backhoe Loader Technical Manual (TM12435)

John Deere 310K Backhoe Loader Technical Manual (TM12435)

Format: PDF (Printable Document)

File Language: English

File Pages: 776

File Size: 31.42 MB (Speed Download Link)

Brand: John Deere

Model: 310K Backhoe Loader

Book No: TM12435

Type of Document: Technical Manual

Categories: John Deere PDF, PDF

$ 40

John Deere 310K Backhoe Loader Technical Manual (TM12435)

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John Deere 310K Backhoe Loader Index:

Contents
- General Information
  - Safety
    - Recognize Safety Information
    - Follow Safety Instructions
    - Operate Only If Qualified
    - Wear Protective Equipment
    - Avoid Unauthorized Machine Modifications
    - Inspect Machine
    - Stay Clear of Moving Parts
    - Avoid High-Pressure Oils
    - Avoid High-Pressure Fluids
    - Work In Ventilated Area
    - Prevent Fires
    - Prevent Battery Explosions
    - Handle Chemical Products Safely
    - Dispose of Waste Properly
    - Prepare for Emergencies
    - Use Steps and Handholds Correctly
    - Start Only From Operator’s Seat
    - Use and Maintain Seat Belt
    - Prevent Unintended Machine Movement
    - Prevent Unintended Machine Movement—If Equipped With Pilot Contr
    - Avoid Work Site Hazards
    - Keep Riders Off Machine
    - Avoid Backover Accidents
    - Avoid Machine Tipover
    - Add and Operate Attachments Safely
    - Use Special Care When Operating
    - Operating or Traveling On Public Roads
    - Inspect and Maintain ROPS
    - Park and Prepare for Service Safely
    - Service Cooling System Safely
    - Remove Paint Before Welding or Heating
    - Make Welding Repairs Safely
    - Drive Metal Pins Safely
    - Service Tires Safely
- Diagnostics
  - Engine Control Unit (ECU) Diagnostic Trouble Codes
    - 000029.03 — Hand Throttle
      - Engine Speed Control Short Circuit Diagnostic Procedure
    - 000029.04 — Hand Throttle
      - Engine Speed Control Open Circuit Diagnostic Procedure
    - 000029.14 — Hand Throttle
      - Engine Speed Control Dial Out of Range Diagnostic Procedure
    - 000091.03 — Foot Throttle
      - Foot Throttle Position Sensor Short Circuit Diagnostic Procedure
    - 000091.04 — Foot Throttle
      - Foot Throttle Position Sensor Open Circuit Diagnostic Procedure
    - 000091.14 — Foot Throttle
      - Engine Speed Control Pedal Out of Range Diagnostic Procedure
    - 000111.07 — Engine Coolant Level
      - Engine Coolant Loss Switch Mechanical Malfunction Diagnostic Pro
    - 000190.16 — Engine Speed
      - Engine Overspeed Moderately High Diagnostic Procedure
    - 000237.31 — Vehicle ID Number
      - Invalid VIN Diagnostic Procedure
    - 000647.03 — Engine Fan Driver
      - Engine Fan Speed Control Solenoid is Above Normal Operating Volt
    - 000647.05 — Engine Fan Driver
      - Cooling Fan Driver Current Low Diagnostic Procedure
    - 001075.06 — Fuel Pump Control
      - Fuel Lift Pump Relay is Above Normal Operating Voltage Diagnosti
    - 001321.05 — Starter Relay
      - Starter Relay Open Circuit Diagnostic Procedure
    - 001321.06 — Starter Relay
      - Starter Relay Short Circuit Diagnostic Procedure
    - 001321.09 — Starter Relay
      - Starter Signal Missing Diagnostic Procedure
    - 001321.16 — Starter Relay
      - Power Shutdown Check
    - 001321.31 — Starter Relay
      - Starter Solenoid Open Circuit Diagnostic Procedure
    - 001639.01 — Fan Speed
      - Fan Speed Very Low Diagnostic Procedure
    - 002003.09 — No CAN From TCU
      - Controller Area Network (CAN) Communication Lost For Vehicle Con
    - 002003.19 — Flexpower Counter
      - Controller Area Network (CAN) Communication Lost For Vehicle Con
    - 002071.09 — No CAN From VCU
      - Controller Area Network (CAN) Communication Lost For Vehicle Con
    - 003353.31 — Alternator State
      - No Alternator Condition Exists Diagnostic Procedure
  - Engagement and Monitor Unit (EMU) Diagnostic Trouble Codes
    - 000096.03 — Fuel Level Sensor
      - Fuel Level Sensor Open or Short Diagnostic Procedure
    - 000096.04 — Fuel Level Sensor
      - Fuel Level Sensor Short to Ground Diagnostic Procedure
    - 000168.03 — Battery Voltage
      - Battery Voltage Diagnostic Procedure
    - 000168.04 — Battery Voltage
      - Battery Voltage Diagnostic Procedure
    - 000234.02 — Software Incorrect
      - Software Revision Mismatch Diagnostic Procedure
    - 000237.02 — VIN Mismatch
      - VIN Mismatch Diagnostic Procedure
    - 000237.13 — VIN Mismatch
      - VIN Missing Diagnostic Procedure
    - 000237.31 — VIN Missing
      - VIN Missing Diagnostic Procedure
    - 000629.12 — Controller Fault
    - 000920.06 — Alarm Output
      - Monitor Alarm Output Voltage High Diagnostic Procedure
    - 000920.12 — Alarm Output
      - Monitor Alarm Output Voltage Low Diagnostic Procedure
    - 001196.11 — Antitheft
      - NO CAN From ECU Diagnostic Procedure
    - 002000.09 — No CAN from ECU
      - NO CAN From ECU Diagnostic Procedure
    - 002003.09 — No CAN from TCU
      - NO CAN From TCU Diagnostic Procedure
    - 002071.09 — No CAN from VCU
      - NO CAN From VCU Diagnostic Procedure
    - 002251.09 — No CAN from MTG
      - NO CAN From MTG Diagnostic Procedure
    - 003509.03 — Sensor Supply 1
    - 003509.04 — Sensor Supply 1
    - 524082.07 — Display Buttons
      - Monitor Button Stuck Diagnostic Procedure
  - Transmission Control Unit (TCU) Diagnostic Trouble Codes
    - Transmission Control Unit (TCU) Diagnostic Trouble Codes
    - 000070.04 — Park Brake
      - Park Brake Diagnostic Procedure
    - 000070.07 — Park Brake
      - Park Brake Diagnostic Procedure
    - 000070.14 — Park Brake
      - Park Brake Diagnostic Procedure
    - 000177.00 — Trans Oil Temp
      - Trans Oil Temp Diagnostics Procedure
    - 000177.04 — Trans Oil Temp
      - Trans Oil Temp Diagnostic Procedure
    - 000525.02 — Requested Gear
      - Requested Gear Diagnostic Procedure
    - 000525.03 — Requested Gear
      - Requested Gear Diagnostic Procedure
    - 000525.04 — Requested Gear
      - Requested Gear Diagnostic Procedure
    - 000525.05 — Requested Gear
      - Requested Gear Diagnostic Procedure
    - 000604.04 — TCL Neutral SW
      - TCL Neutral SW Diagnostic Procedure
    - 000617.07 — Park Brake Circuit
      - Park Brake Circuit Diagnostic Procedure
    - 000618.07 — Park Brake Circuit
      - Park Brake Circuit Diagnostic Procedure
    - 000629.12 — Controller Fault
    - 000736.03 — Y3 Solenoid
      - Y3 Solenoid Diagnostic Procedure
    - 000736.05 — Y3 Solenoid
      - Y3 Solenoid Diagnostic Procedure
    - 000736.06 — Y3 Solenoid
      - Y3 Solenoid Diagnostic Procedure
    - 000737.03 — Y4 Solenoid
      - Y4 Solenoid Diagnostic Procedure
    - 000737.05 — Y4 Solenoid
      - Y4 Solenoid Diagnostic Procedure
    - 000737.06 — Y4 Solenoid
      - Y4 Solenoid Diagnostic Procedure
    - 000738.03 — Y5 Solenoid
      - Y5 Solenoid Diagnostic Procedure
    - 000738.05 — Y5 Solenoid
      - Y5 Solenoid Diagnostic Procedure
    - 000738.06 — Y5 Solenoid
      - Y5 Solenoid Diagnostic Procedure
    - 000746.03 — Differential Lock
      - Differential Lock Diagnostic Procedure
    - 000746.05 — Differential Lock
      - Differential Lock Diagnostic Procedure
    - 000746.06 — Differential Lock
      - Differential Lock Diagnostic Procedure
    - 000746.31 — Differential Lock
      - Differential Lock Diagnostic Procedure
    - 000767.05 — TCL Reverse SW
      - Requested Gear Diagnostic Procedure
    - 000880.06 — Brake Lights
      - Brake Lights Diagnostic Procedure
    - 000903.05 — TCL Forward SW
      - Requested Gear Diagnostic Procedure
    - 001045.04 — Brake Light SW
      - Brake Light Switch Diagnostic Procedure
    - 002000.09 — No CAN from ECU
      - No CAN From ECU Diagnostic Procedure
    - 002023.09 — No CAN from PDU
      - NO CAN From EMU Diagnostic Procedure
    - 002034.09 — No CAN from AVC
      - No CAN From AVC Diagnostic Procedure
    - 002071.09 — No CAN from TCU
      - No CAN From TCU Diagnostic Procedure
    - 002612.05 — MFWD Solenoid
      - MWFD Solenoid Diagnostic Procedure
    - 002612.06 — MFWD Solenoid
      - MFWD Solenoid Diagnostic Procedure
    - 004312.02 — TCL Selector
      - TCL Selector Diagnostic Procedure
    - 004312.03 — TCL Selector
      - Requested Gear Diagnostic Procedure
    - 004312.05 — TCL Selector
      - Requested Gear Diagnostic Procedure
    - 004312.06 — TCL Direction Driver
      - Requested Gear Diagnostic Procedure
    - 522379.03 — Park Brake
      - Park Brake Diagnostic Procedure
    - 522379.04 — Park Brake
      - Park Brake Diagnostic Procedure
    - 522379.05 — Park Brake
      - Park Brake Diagnostic Procedure
    - 522379.06 — Park Brake
      - Park Brake Diagnostic Procedure
    - 522405.03 — PB Pressure Switch
      - Park Brake Pressure Switch Diagnostic Procedure
    - 523689.04 — Diff Lock Switch
      - Diff Lock Switch Diagnostic Procedure
    - 523689.07 — Diff Lock Switch
      - Diff Lock Switch Diagnostic Procedure
    - 523702.07 — Flexpower
      - Flexpower Diagnostic Procedure
    - 523702.08 — Flexpower
      - Flexpower Diagnostic Procedure
    - 523702.09 — Flexpower
      - Flexpower Diagnostic Procedure
    - 523702.10 — Flexpower
      - Flexpower Diagnostic Procedure
    - 524172.03 — Clutch Disconnect
      - Clutch Disconnect Diagnostic Procedure
    - 524172.04 — Clutch Disconnect
      - Clutch Disconnect Diagnostic Procedure
    - 524172.09 — Clutch Disconnect
      - Clutch Disconnect Diagnostic Procedure
  - Vehicle Control Unit (VCU) Diagnostic Trouble Codes
    - Vehicle Control Unit (VCU) Diagnostic Trouble Codes
    - 000237.02 — VIN Mismatch
      - VIN Mismatch Diagnostic Procedure
    - 000237.13 — VIN Mismatch
      - VIN Missing Diagnostic Procedure
    - 000237.31 — VIN Missing
      - VIN Missing Diagnostic Procedure
    - 001713.00 — Hyd Oil Restriction
      - Hydraulic Oil Restriction Diagnostic Procedure
    - 520688.05 — Pilot Enable Driver
      - Pilot Enable Driver Diagnostic Procedure
    - 520688.06 — Pilot Enable Driver
      - Pilot Enable Driver Diagnostic Procedure
    - 520713.03 — Seat Position
      - Seat Position Diagnostic Procedure
    - 520713.04 — Seat Position
      - Seat Position Diagnostic Procedure
    - 520713.07 — Seat Position
      - Seat Position Diagnostic Procedure
    - 520713.12 — Seat Position
      - Seat Position Diagnostic Procedure
    - 520713.13 — Seat Position
      - Seat Position Diagnostic Procedure
    - 523911.03 — Pump Control
      - Pump Control Diagnostic Procedure
    - 523911.05 — Pump Control
      - Pump Control Diagnostic Procedure
    - 523911.06 — Pump Control
      - Hydraulic Pump Control Diagnostic Procedure
  - Auxiliary Valve Control (AVC) Diagnostic Trouble Codes
    - Auxiliary Valve Control (AVC) Diagnostic Trouble Codes
    - 000168.03 — Battery Voltage
      - Battery Voltage Diagnostic Procedure
    - 000168.04 — Battery Voltage
      - Battery Voltage Diagnostic Procedure
    - 000234.02 — Software Incorrect
      - Software Revision Mismatch Diagnostic Procedure
    - 000237.02 — VIN Mismatch
      - VIN Mismatch Diagnostic Procedure
    - 000237.13 — VIN Mismatch
      - VIN Missing Diagnostic Procedure
    - 000237.31 — VIN Missing
      - VIN Missing Diagnostic Procedure
    - 000629.12 — Controller Fault
    - 002724.07 — Left Joystick
      - Left Joystick Diagnostic Procedure
    - 003509.03 — Sensor Supply 1
    - 003509.04 — Sensor Supply 1
    - 520425.07 — CAN Bus
      - CAN Bus Diagnostic Procedure
    - 520426.07 — CAN Bus
      - CAN Bus Diagnostic Procedure
    - 520542.03 — CAN Bus
      - CAN Bus Diagnostic Procedure
    - 520543.04 — CAN Bus
      - CAN Bus Diagnostic Procedure
    - 523404.00 — Loader Aux Press
    - 523404.01 — Loader Aux Press
    - 523571.04 — Valve Power 2
    - 524010.04 — Selective Flow
      - Selective Flow Diagnostic Procedure
    - 524010.06 — Selective Flow
      - Selective Flow Diagnostic Procedure
    - 524204.03 — Loader Aux Switch
    - 524204.05 — Loader Aux Switch
- Operational Checkout Procedure
  - Operational Checkout Procedure
    - Operational Checkout Procedure
      - Diagnostic Trouble Code Check
      - Key Switch OFF, Engine OFF Checks
      - Key Switch ON, Engine Off Checks
      - Key Switch ON, Engine ON Checks
- Engine
  - Theory of Operation
    - John Deere Engine Operation
    - Engine Cooling System Operation
    - Cold Start Aid System Operation
  - Diagnostic Information
    - John Deere Engine Operation
    - Engine Cooling System Component Location
    - Engine Fuel System Component Location
    - Engine Intake and Exhaust Component Location
  - Adjustments
    - John Deere Engine Operation
    - Service Filter Cleaning
  - Tests
    - John Deere Engine Operation
    - Fluid Sampling Procedure—If Equipped
    - Engine Speed Check
    - Air Intake System Leakage Test
    - Air in Fuel Test
    - Engine Thermostat Test
    - Thermal Bypass Valve Test
- Electrical System
  - System Information
    - Electrical Diagram Information
    - Electrical Schematic Symbols
  - System Diagrams
    - Fuse and Relay Location and Specifications
    - System Functional Schematic, Wiring Diagram, and Component Locat
    - System Functional Schematic and Section Legend
    - Horn and Coolant Level Harness (W7) Component Location
    - Horn and Coolant Level Harness (W7) Wiring Diagram
    - Glow Plug Harness (W9) Component Location
    - Glow Plug Harness (W9) Wiring Diagram
    - Engine Harness (W10) Component Location
    - Engine Harness (W10) Wiring Diagram
    - Engine Interface Harness (W11) Component Location
    - Engine Interface Harness (W11) Wiring Diagram
    - Transmission Harness (W13) Component Location
    - Transmission Harness (W13) Wiring Diagram
    - Cab Harness (W14) Component Location
    - Cab Harness (W14) Wiring Diagram
    - Canopy Harness (W15) Component Location
    - Canopy Harness (W15) Wiring Diagram
    - Roof Harness (W17) Component Location
    - Roof Harness (W17) Wiring Diagram
    - Radio Harness (W18) Component Location
    - Radio Harness (W18) Wiring Diagram
    - Heater and Air Conditioner Harness (W19) Component Location
    - Heater and Air Conditioner Harness (W19) Wiring Diagram
    - Pilot Control, Selective Flow and Ride Control Harness (W20) Com
    - Pilot Control, Selective Flow and Ride Control Harness (W20) Wir
    - Selective Flow and Ride Control Harness (W21) Component Location
    - Selective Flow and Ride Control Harness (W21) Wiring Diagram
    - Loader Coupler Console Harness (W25) Component Location
    - Loader Coupler Console Harness (W25) Wiring Diagram
    - Loader Coupler Solenoid Harness (W26) Component Location
    - Loader Coupler Solenoid Harness (W26) Wiring Diagram
    - Ride Control Solenoid Harness (W27) Component Location
    - Ride Control Solenoid Harness (W27) Wiring Diagram
    - Selective Flow Solenoid Harness (W28) Component Location
    - Selective Flow Solenoid Harness (W28) Wiring Diagram
    - Pilot Enable Pattern Select Valve Harness (W30) Component Locati
    - Pilot Enable Pattern Select Valve Harness (W30) Wiring Diagram
    - Pilot Enable Switch Harness (W31) Component Location
    - Pilot Enable Switch Harness (W31) Wiring Diagram
    - Return-to-Dig Harness (W32) Component Location
    - Return-to-Dig Harness (W32) Wiring Diagram
    - Air Conditioner Compressor Clutch Harness (W39) Component Locati
    - Air Conditioner Compressor Clutch Harness (W39) Wiring Diagram
    - Blower Mode Door Motor Harness (W40) Component Location
    - Blower Mode Door Motor Harness (W40) Wiring Diagram
    - Modular Telematics Gateway (MTG) Harness (W6002) Component Locat
    - Modular Telematics Gateway (MTG) Harness (W6002) Wiring Diagram
    - Satellite (SAT) Harness (W6003) Component Location
    - Satellite (SAT) Harness (W6003) Wiring Diagram
  - Sub-System Diagnostics
    - Start and Charge Circuit Theory of Operation
    - Controller Area Network (CAN) Circuit Theory of Operation
    - Engine Control Unit (ECU) Circuit Theory of Operation
    - Exhaust Aftertreatment Circuit Theory of Operation
    - Engagement and Monitor Unit (EMU) Circuit Theory of Operation
    - Transmission Control Circuit Theory of Operation
    - JDLink™ Circuit Theory of Operation
  - Monitor Operation
    - Engagement and Monitor Unit (EMU)—Service Menu
    - Engagement and Monitor Unit (EMU)—Clear Codes
    - Engagement and Monitor Unit (EMU)—Diagnostics
    - Engagement and Monitor Unit (EMU)—Exhaust Filter
    - Engagement and Monitor Unit (EMU)—Main Menu Visible or Hidden
    - Engagement and Monitor Unit (EMU)—Restore Monitor Defaults
    - Engagement and Monitor Unit (EMU)—Machine Options
    - Engagement and Monitor Unit (EMU)—Setting Hour Meter
    - Security System Enable – Disable
    - Security System Configuration
    - Security System Operation
  - References
    - Electrical Component Specifications
    - Service ADVISOR™ Connection Procedure
    - JDLink™ Connection Procedure
    - Reading Diagnostic Trouble Codes (DTCs)
    - Diagnostic Trouble Code (DTC) Monitor Messages
    - Intermittent Diagnostic Trouble Code (DTC) Diagnostics
    - Controller Area Network (CAN) Circuit Test
      - Controller Area Network (CAN) Diagnostics
    - Controller Area Network (CAN) Resistor Test
    - Alternator Test
    - Wire Harness Test
    - Sensor Circuit Test
    - Transmission Control Circuit Test
    - Transmission Solenoid Circuit Test
    - Transmission Control Lever (TCL) Test
    - Transmission Solenoid Check
    - Throttle Position Sensor Test
    - Engine Speed Control Pedal Test
      - Engine Speed Control Pedal Test Diagnostic Procedure
    - Vehicle Control Unit (VCU) Output Test
    - Seat Position Sensor Remove and Install
    - Controller Remove and Install
- Power Train
  - Theory of Operation
    - Power Train Overview
    - Transmission Pump Operation
    - Torque Converter Operation
    - Transmission Filter Operation
    - Clutch Modulation Operation
    - Clutch Pack Operation
    - Transmission Gear Flow
    - Transmission Clutch Engagement and Solenoid Activation
    - Differential Operation
    - Differential Lock Operation
    - Mechanical Front Wheel Drive (MFWD) Operation—If Equipped
    - Mechanical Front Wheel Drive (MFWD) Differential Operation
    - Park Brake Operation
    - Service Brake Operation
    - Power Boost Service Brake Valve Operation
  - Diagnostic Information
    - Hydraulic Circuit—Symbols
    - Power Train Component Location
    - Power Train Schematic—Neutral
    - Power Train Schematic—First Forward
    - Diagnose Transmission Malfunctions
    - Transmission Slippage
      - Transmission Slippage Diagnostic Procedure
    - Machine Lacks Power or Moves Slow
      - Machine Lacks Power or Moves Slow Diagnostic Procedure
    - Transmission Overheats
      - Transmission Overheats Diagnostic Procedure
    - Excessive Power Train Noise
      - Excessive Power Train Noise Diagnostic Procedure
    - No Power to Mechanical Front Wheel Drive (MFWD)
      - No Power to Mechanical Front Wheel Drive (MFWD) Diagnostic Proce
    - No Power to One Wheel of Mechanical Front Wheel Drive (MFWD)
      - No Power to One Wheel of Mechanical Front Wheel Drive (MFWD) Dia
    - No Differential Lock Operation
      - No Differential Lock Operation Diagnostic Procedure
    - Differential Lock Slips or Chatters When Engaged
      - Differential Lock Slips or Chatters When Engaged Diagnostic Proc
    - Differential Lock Will Not Release
      - Differential Lock Will Not Release Diagnostic Procedure
    - Rear Axle Overfilled With Oil
      - Rear Axle Overfilled With Oil Diagnostic Procedure
    - Poor Service Brakes
      - Poor Service Brakes Diagnostic Procedure
    - Service Brakes Will Not Release
      - Service Brakes Will Not Release Diagnostic Procedure
    - Service Brakes Chatter or Noisy
      - Service Brakes Chatter or Noisy Diagnostic Procedure
    - Park Brake Will Not Hold
      - Park Brake Will Not Hold Diagnostic Procedure
    - Park Brake Will Not Release
      - Park Brake Will Not Release Diagnostic Procedure
  - Adjustments
    - Mechanical Park Brake Release—Towing
    - Service Brake Pedal Adjustment
    - Service Brake Bleed Procedure
    - Tracking Angle Check and Adjust
    - Toe-In Check and Adjust
    - Steering Angle Check and Adjust
  - Tests
    - Transmission Oil Warm-Up Procedure
    - Transmission Oil Sampling Procedure—If Equipped
    - Transmission Overall Test Connections, Ports, and Locations
    - Torque Converter Stall Speed Test
    - Torque Converter-In Relief Valve Test
    - Power Boost Service Brake Valve Leakage Test
    - Park Brake Release Pressure Test
    - Transmission System Pressure Test
    - Clutch Pressure Test
    - Differential Lock Pressure Test
    - Mechanical Front Wheel Drive (MFWD) Pressure Test
    - Cooler In and Cooler Out Pressure Test
    - Solenoid Circuit Leakage Test
    - Transmission Pump Flow Test
- Hydraulic System
  - Theory of Operation
    - Hydraulic System Operation
    - Hydraulic Pump Operation
    - Hydraulic Filter Operation
    - Steering Valve Operation
    - Ride Control Operation—If Equipped
    - System Relief Valve Operation
    - Circuit Relief Valve without Anticavitation—Loader and Backhoe
    - Circuit Relief Valve with Anticavitation—Backhoe Swing, Boom Low
    - Circuit Relief Valve with Anticavitation—Backhoe Bucket Curl and
    - Pilot Control Valve Operation—If Equipped
    - Pilot Enable and Pattern Select Valve Operation—If Equipped
    - Loader and Stabilizer Control Valve Operation
    - Attachment Coupler Hydraulic Operation
    - Hydraulic Thumb Operation—If Equipped
    - Backhoe Control Valve Operation
  - Diagnostic Information
    - Hydraulic System Schematic
    - Hydraulic System Component Location
    - Slow Steering Hydraulics
      - Slow Steering Hydraulics Diagnostic Procedure
    - No Steering Hydraulics, Loader Hydraulics OK
    - Hard Steering, Loader Hydraulics OK
      - Hard Steering, Loader Hydraulics OK Diagnostic Procedure
    - Steering Valve Does Not Return to Neutral
      - Steering Valve Does Not Return to Neutral Diagnostic Procedure
    - No Response When Steering Wheel is Turned, Loader Hydraulics OK
      - No Response When Steering Wheel is Turned, Loader Hydraulics OK
    - Machine Turns in Opposite Direction
      - Machine Turns in Opposite Direction Diagnostic Procedure
    - Excessive Vibration of the Steering Wheel
      - Excessive Vibration of the Steering Wheel Diagnostic Procedure
    - Machine Turns When Steering Valve is in Neutral
      - Machine Turns When Steering Valve is in Neutral Diagnostic Proce
    - Steering Wheel Kickback
      - Steering Wheel Kickback Diagnostic Procedure
    - Excessive Steering Wheel Turns to Steer Machine
      - Excessive Steering Wheel Turns to Steer Machine Diagnostic Proce
    - Erratic (“Spongy”) Steering
      - Erratic (“Spongy”) Steering Diagnostic Procedure
    - Steering Wheel “Locks” Up
      - Steering Wheel “Locks” Up Diagnostic Procedure
    - Poor Centering of Steering Wheel (Wheels Continue to Move After
      - Poor Centering of Steering Wheel (Wheels Continue to Move After
    - Steering Wheel or Front Wheels Slowly Turn by Themselves When Us
      - Steering Wheel or Front Wheels Slowly Turn by Themselves When Us
    - Steering Wheel Turns Freely With No Resistance or Action On Stee
      - Steering Wheel Turns Freely With No Resistance or Action On Stee
    - Steering Wheel Turns With Slight Resistance and No Action On Ste
      - Steering Wheel Turns With Slight Resistance and No Action On Ste
    - Wander—Machine Will Not Stay in a Straight Line
      - Wander—Machine Will Not Stay in a Straight Line Diagnostic Proce
    - No Loader or Steering Hydraulics
      - No Loader or Steering Hydraulics Diagnostic Procedure
    - No Loader Hydraulics
      - No Loader Hydraulics Diagnostic Procedure
    - Low Loader Hydraulic Power
      - Low Loader Hydraulic Power Diagnostic Procedure
    - Low Hydraulic Power
      - Low Hydraulic Power Diagnostic Procedure
    - Engine Pulls Down Excessively During Loader Operation
      - Engine Pulls Down Excessively During Loader Operation Diagnostic
    - Engine Pulls Down Excessively During Backhoe Operation
      - Engine Pulls Down Excessively During Backhoe Operation Diagnosti
    - Slow Hydraulic Functions
      - Slow Hydraulic Functions Diagnostic Procedure
    - Backhoe Operates Slowly in One Function
      - Backhoe Operates Slowly in One Function Diagnostic Procedure
    - Loader Operates Slowly in One Function
      - Loader Operates Slowly in One Function Diagnostic Procedure
    - No Backhoe Power in One Function
      - No Backhoe Power in One Function Diagnostic Procedure
    - No Loader Power in One Function
      - No Loader Power in One Function Diagnostic Procedure
    - Slow Loader and Backhoe Hydraulics
      - Slow Loader and Backhoe Hydraulics Diagnostic Procedure
    - Low Hydraulic Power (Low Hydraulic Pressure)
      - Low Hydraulic Power (Low Hydraulic Pressure) Diagnostic Procedur
    - Hydraulic Function Makes “Chattering” Noise
      - Hydraulic Function Makes “Chattering” Noise Diagnostic Procedure
    - Functions Drift
      - Functions Drift Diagnostic Procedure
    - Control Valve Sticks or Works Hard
      - Control Valve Sticks or Works Hard Diagnostic Procedure
    - Hydraulic Oil Overheats
      - Hydraulic Oil Overheats Diagnostic Procedure
    - Foaming Oil
      - Foaming Oil Diagnostic Procedure
    - Hydraulic Pump Leaking
      - Hydraulic Pump Leaking Diagnostic Procedure
    - Excessive Pump Noise
      - Excessive Pump Noise Diagnostic Procedure
    - Attachment Coupler Not Working
      - Attachment Coupler Not Working Diagnostic Procedure
  - Adjustments
    - Backhoe Control Lever-to-Valve Linkage Adjustment—Two Lever
    - Backhoe Control Lever-to-Valve Linkage Adjustment—Four Lever, If
    - Auxiliary Selective Flow Control Valve Adjustment—If Equipped
    - Pilot Control Pressure Adjustment
    - Pilot Enable and Pattern Select Valve Accumulator Discharge Proc
    - Loader Bucket Self-Leveling Linkage and Return-To-Dig Switch Adj
    - Loader and Stabilizer Lever Adjustment
    - Ride Control Accumulator Charge Procedure
    - Ride Control Accumulator Charge Check Procedure
    - Ride Control Accumulator Hydraulic Pressure Release Procedure
  - Tests
    - JT02156A Digital Pressure and Temperature Analyzer Kit Installat
    - Hydraulic Oil Warmup Procedure
    - Fluid Sampling Procedure—If Equipped
    - Hydraulic Oil Sampling Procedure—If Equipped
    - Hydraulic Circuit Pressure Release
    - Hydraulic Pump Flow Test
    - Backhoe Relief Valve Pressure Test
    - Loader Relief Valve Pressure Test
    - Pilot Control Pressure Test
    - Pilot Control Accumulator Charge Pressure Test
    - Hydraulic Oil Cooler Restriction Test
    - Circuit Relief Valve Test—With Remote Pump
    - Steering System Leakage Test
    - Steering Cylinder Leakage Test
    - Function Drift Test
    - Hydraulic Cylinder Leakage Test
    - Loader and Stabilizer Control Valve Lockout Leakage Test
- Heating and Air Conditioning
  - Theory of Operation
    - Air Conditioning System Cycle Of Operation
  - Diagnostic Information
    - Air Conditioning and Heater System Component Location
    - Air Conditioning System Does Not Operate
      - Air Conditioning System Does Not Operate Diagnostic Procedure
    - Air Conditioner Does Not Cool Interior of Cab
      - Air Conditioner Does Not Cool Interior of Cab Diagnostic Procedu
    - Air Conditioner Runs Constantly, Too Cold
      - Air Conditioner Runs Constantly, Too Cold Diagnostic Procedure
    - Heater System Does Not Operate
      - Heater System Does Not Operate Diagnostic Procedure
    - Heater Does Not Warm Interior of Cab
      - Heater Does Not Warm Interior of Cab Diagnostic Procedure
    - Interior Windows Continue to Fog
      - Interior Windows Continue to Fog Diagnostic Procedure
  - Tests
    - Refrigerant Cautions and Proper Handling
    - R134a Refrigerant Cautions
    - R134a Oil Charge Capacity
    - R134a Refrigerant Charge Capacity
    - Air Conditioner and Heater Operational Checks
      - Visual Inspection Of Components
    - Air Conditioner Compressor Clutch Test
    - Air Conditioner High/Low Pressure Switch Test
    - Air Conditioner Freeze Control Switch Test
    - R134a Air Conditioning System Test
    - Operating Pressure Diagnostic Chart
    - Expansion Valve Test
    - Blower Motor Speed Switch Test
    - Blower Motor Resistor Test
    - Blower Motor Test
    - Air Conditioning Mode Switch Test
    - Air Conditioning System Leak Test
    - Refrigerant Hoses and Tubing Inspection