Gehl V400 and Mustang 4000V Skid Steer Loader Service Repair Manual

Table of Content V400 Manual

Specifications

• Specifications

Safety

• General Information
• Signal Words
• Additional Safety Reminders
• Mandatory Safety Shutdown Procedure
• Lift Arm Support Device
• Lift Arm Support Device Engagement
• Lift Arm Support Device Disengagement
• ROPS/FOPS – Raising
• ROPS/FOPS – Lowering
• Relieving Hydraulic Pressure – T-Bar Controls – Lift/Tilt/Auxiliary
• Relieving Hydraulic Pressure – Dual Joystick and Hand/Foot Controls – Lift/Tilt/Auxiliary
• Loader Raising Procedure
• Loader Lowering Procedure

Lubrication

• General Information
• Hydraulic Oil Reservoir
• Crankcase Oil
• Chaincases
• Grease Fitting Locations
• Cooling System Drain Procedure

Mainframe

• Introduction
• Mainframe (Chassis) and Rear Grille Components
• Engine Cover Components
• Engine Access Cover – Removal and Installation
• Roll-Over and Falling Object Protective Structure Components – ROPS/FOPS
• ROPS/FOPS Removal and Installation
• Seat Removal and Installation
• Seat Slide Replacement
• Side Console Removal and Installation
• Non-HVAC Assembly – ROPS/FOPS
• HVAC Assembly – ROPS/FOPS
• Air Duct Louver Replacement
• ROPS/FOPS Rear Window Removal and Installation
• Restraint Bar Components
• Restraint Bar Removal and Installation
• All-Tach® Hitch Components
• Actuator Group Components – All-Tach® Hitch
• Power-A-Tach® Components
• All-Tach® and Power-A-Tach® Hitch Removal and Installation
• Lift Arm Components
• Lift Arm Removal and Installation
• Rear Link Removal and Installation
• Timing Link Removal and Installation
• Lift Arm, Rear Link, Hose Pivot and Timing Link Bushing Replacement
• Control Cover Components – Hand/Foot
• Control Cover Components – Dual Joystick
• Control Cover Components – T-Bar
• Control Console Removal and Installation
• Floor Plate, Battery Access Cover and Kickplate Cover Removal and Installation
• Crossmember Removal and Installation
• Rear Bumper Removal and Installation
• Fuel Tank Removal and Installation
• Fuel Sensor Removal and Installation
• Rear Grille Removal and Installation
• Rear Grille Latch Removal and Installation

Wheel Drives

• Introduction
• Wheel Drive Components
• Drive Chain Adjustment
• Axle Housing Assembly Removal and Installation
• Drive Chain Removal and Installation
• Axle Assembly Components
• Axle and Wheel Bearing Disassembly and Assembly

Controls

• Introduction
• Control Locations – Dual Joystick and Hand/Foot Controls
• Control Locations – T-Bar Controls
• Wheel Drive Components – T-Bar Controls
• Wheel Drive Components – Dual Joystick Controls
• Wheel Drive Components – Hand/Foot Controls
• Lift and Tilt Components – T-Bar Controls
• Lift and Tilt Components – Dual Joystick Controls
• Lift and Tilt Components – Hand/Foot Controls
• Control Handle Assembly (Both Control Handles) Removal and Installation
• Control Handle Removal and Installation – Electrical Auxiliary Grip – Dual Joystick and Hand/Foot Controls
• Control Handle Removal and Installation – T-Bar Controls
• T-Bar Control Handle Assembly
• Dual Joystick and Hand/Foot Control Handle Assembly
• Pivot Tube Removal and Installation, Disassembly and Assembly – T-Bar Controls
• Control Handle Position Adjustment – T-Bar Controls
• Control Handle Tracking Adjustment
• Neutral Centering Test and Adjustment
• Lift/Tilt Control Removal and Installation
• Lift/Tilt Control Adjustment – T-Bar Controls
• Electrical Foot Throttle Components – Dual Joystick and T-Bar Controls
• Electrical Foot Throttle Removal and Installation – T-Bar and Dual Joystick Controls
• Electrical Auxiliary Hydraulics Foot Pedal – T-Bar Controls
• Electrical Auxiliary Hydraulics Foot Pedal Removal and Installation – T-Bar Controls

Hydrostatic System

• Introduction
• Hydrostatic Components – Two-Speed – Dual Joystick and Hand/Foot Controls
• Hydrostatic Components – Two-Speed – T-Bar Controls
• Charge Pressure Test and Adjustment
• Hydrostatic Pump Relief Valves
• Hydrostatic Pump Removal and Installation
• Hydrostatic Pump Drive Coupling Removal and Installation
• Drive Motor Removal and Installation
• Troubleshooting Guide
• Hydrostatic/Hydraulic Schematic – Dual Joystick Controls
• Hydrostatic/Hydraulic Schematic – Hand/Foot Controls
• Hydrostatic/Hydraulic Schematic – T-Bar Controls

Hydraulic System

• Introduction
• Troubleshooting Guide
• Hydraulics – Standard Chassis Components – Dual Joystick and Hand/Foot
• Hydraulics – Standard Chassis Components – T-Bar
• Hydraulics – High-Flow Chassis Components – Dual Joystick and Hand/Foot
• Hydraulics – High-Flow Chassis Components – T-Bar
• Hydraulics – Standard Auxiliary Lift Arm Components
• Hydraulics – High-Flow Auxiliary Lift Arm Components
• Hydraulics – Hydraglide™ Components
• Pressure and Load-Sense Check, Test and Adjustment
• Tilt Cylinder Test
• Tilt Circuit Spool Leakage Test
• Self-Leveling Valve Test
• Lift Cylinder Test
• Lift Circuit Spool Leakage Test
• Solenoid Valve Test – Joystick Drive Supply, All-Tach/Fan, Brake/Two-Speed, Safety Locks – Ride Control
• Hydraulic Oil Filter Element Replacement
• Lift Cylinder Components
• Tilt Cylinder Components
• Tilt Cylinder Removal and Installation
• Lift Cylinder Removal and Installation
• Lift/Tilt Cylinder Disassembly / Assembly
• Auxiliary Pump Removal and Installation
• Load-Sense Axial Piston Pump Removal and Installation
• Self-Leveling Valve Removal and Installation
• Self-Leveling Valve Adjustment
• Brake/Two-Speed and Safety Lock Solenoid Valves – Removal and Installation
• Joystick Drive Supply, All-Tach/Fan and Hydraglide™ Ride Control Solenoid Valves – Removal and Installation
• Lift/Tilt, Joystick Drive Supply, Brake/Two-Speed, All-Tach/Fan and Hydraglide™ Ride Control Solenoid Valves – Disassembly and Assembly
• Main Control Valve Components – Standard
• Main Control Valve Components – High-Flow
• Control Valve Removal and Installation
• Control Valve Disassembly and Assembly
• Control Valve Solenoid Removal and Installation
• Inlet Relief Valve and Drain Orifice Removal and Installation
• Hydraulic Oil Reservoir Removal and Installation
• Hydraglide™ Ride Control Accumulator Removal and Installation
• Fan and Fan Motor Removal and Installation

Electrical System

• Introduction
• Description of Operation – Right and Left Instrument Panels
• Troubleshooting Guide
• Electrical Chassis Components
• Electrical ROPS/FOPS Components
• Power Distribution Panel Test and Operation
• Interlock Control Module Test
• Interlock Control Module Truth Table
• Two-Speed, Ride Control and Float Module Test
• Two-Speed, Ride Control and Float Module Truth Table
• High-Flow Controller Module Test
• Fan Control/Power-A-Tach® Module Test
• Fan Control Module Truth Table
• Control Handle Actuation Buttons – Two-Speed and Ride Control and Float Module
• Electrically-Controlled Standard Auxiliary Hydraulic Flow System Test and Operation
• Engine Throttle Test and Operation
• Seat Switch Removal and Installation
• Electrical Lights Components
• Restraint Bar Components
• Restraint Bar Switch Removal and Installation
• Master Disconnect Switch – Remote Battery Terminal Removal and Installation
• Front and Rear Work Light Bulb Replacement
• Dome Light Bulb Replacement
• Information Center Electronic Display Removal and Installation
• Information Center Electronic Display – The Display Modes
• Electrical Heater Schematic
• Electrical HVAC Schematic
• Electrical 14-Pin Auxiliary Schematic
• Electrical Chassis Schematic
• Electrical ROPS/FOPS Schematic

Engine

• Introduction
• Troubleshooting Guide
• Engine Components
• Air Cleaner and Exhaust Components
• Radiator/Cooler Components
• Pre-Cleaner Assembly Components
• Oil Filter Element Removal and Installation
• Air Cleaner Assembly Removal and Installation
• Air Filter Element Removal and Installation
• Batteries Removal and Installation
• Starter Removal and Installation
• Exhaust Assembly Removal and Installation
• Alternator Belt Adjustment
• Radiator/Cooler Removal and Installation
• Charge Air Cooler Removal and Installation
• Fan Shroud Removal and Installation
• Fan Adjustment
• Engine Removal and Installation
• Engine Diagnostic Chart
• Cummins QSB4.5 Engine Diagnostic Fault Codes

Index