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DESCRIPTION:
Mustang Skid Steer Loader 2099 2107(EU) 2109 Service Manual (917036) – PDF DOWNLOAD
INTRODUCTION
With correct maintenance and proper use, Mustang skid-steer loaders will give years of dependable service. This
service manual is intended to be a guide in the assembly and disassembly, installation and removal, adjustment and
testing, troubleshooting and replacement of components that together make up the Mustang 2099, 2107 and 2109
skid-steer loaders.
IMPORTANT
For 2107 (EU) service information, follow procedures for 2099 skid-steer loaders, except where
noted separately.
General Information
IMAGES PREVIEW OF THE MANUAL:
TABLE OF CONTENTS:
Mustang Skid Steer Loader 2099 2107(EU) 2109 Service Manual (917036) – PDF DOWNLOAD
Specifications Page 1-1
Specifications 1-1
Tire Options 1-1
Buckets and Capacities 1-1
Dimensional Specifications 1-2
Safety Page 2-1
General Information 2-1
Signal Words 2-1
Additional Safety Reminders 2-1
Mandatory Safety Shutdown Procedure 2-2
Liftarm Support Device 2-3
Liftarm Support Device Engagement 2-3
Liftarm Support Device Disengagement 2-4
Rollover Protective Structure (ROPS) – Raising 2-4
Rollover Protective Structure (ROPS) – Lowering 2-5
Relieving Hydraulic Pressure 2-6
Loader Raising Procedure 2-7
Loader Lowering Procedure 2-7
Lubrication Page 3-1
General Information 3-1
Hydraulic Oil Reservoir 3-2
Crankcase Oil 3-2
Chaincases 3-3
Grease Fitting Locations 3-3
Cooling System Drain Procedures 3-4
Mainframe Page 4-1
Introduction 4-1
Engine Access Covers – Removal and Installation 4-1
Rollover Protective Structure (ROPS) Removal and Installation 4-5
Seat Removal and Installation 4-7
Seat Slide Replacement 4-7
Air Duct Removal and Installation 4-8
Air Duct Louver Replacement 4-8
PRINTED IN USA i 917036/AP0704
2099 / 2107 / 2109 TABLE OF CONTENTS
Rollover Protective Structure (ROPS) Rear Window Removal and Installation 4-8
Restraint Bar Removal and Installation 4-9
All-Tach™, Power-A-Tach™ Hitch Removal and Installation 4-11
Liftarm Removal and Installation 4-15
Rear Link Removal and Installation 4-20
Timing Link Removal and Installation 4-22
Links and Liftarm Bushing Replacement 4-23
Control Console Removal and Installation 4-24
Floor Cover/Battery Cover Removal and Installation 4-25
Crossmember Removal and Installation 4-26
Fuel Sensor Removal and Installation 4-27
Rear Grille Removal and Installation 4-28
Rear Grille Bracket, Latch and Grille Removal and Installation 4-29
Rear Bumper Removal and Installation 4-30
Wheel Drives Page 5-1
Introduction 5-1
Drive Chain Adjustment 5-2
Axle Housing Assembly Removal and Installation 5-3
Drive Chain Removal and Installation 5-4
Axle and Wheel Bearing Disassembly and Assembly 5-6
Controls Page 6-1
Introduction 6-1
Control Handle Removal and Installation 6-6
Control Handle Position Adjustment 6-7
Control Handle Tracking Adjustment, Drive Controls 6-8
T-Bar Control Handle Assembly 6-9
Hand/Foot Control Handle Assembly 6-11
Dual Hand Control Handle Assembly 6-12
Pivot Tube Removal and Installation – T-Bar, Hand/Foot and Dual Hand 6-16
Neutral Centering Device Adjustment 6-18
Control Arm Assembly Removal and Installation 6-19
Lift/Tilt Control Removal and Installation 6-20
Lift/Tilt Control Adjustment 6-23
Auxiliary Hydraulics Cable Removal and Installation – T-Bar and Dual Hand 6-26
Auxiliary Hydraulics Cable Adjustment – T-Bar and Dual Hand 6-27
Auxiliary Hydraulics Cable Removal and Installation – Hand/Foot 6-28
Auxiliary Hydraulics Cable Adjustment – Hand/Foot 6-29
917036/AP0704 ii PRINTED IN USA
TABLE OF CONTENTS 2099 / 2107 / 2109
All-Tach is a trademark of the Gehl Company
Throttle Cable Removal and Installation 6-34
Throttle Sensor Removal and Installation 6-35
Hand Throttle Removal and Installation 6-35
Foot Throttle Removal and Installation – T-Bar and Dual Hand 6-36
Hand Throttle Tension Adjustment 6-37
Hand Throttle Adjustment – Hand/Foot 6-38
Foot Throttle Adjustment – T-Bar and Dual Hand 6-39
HIGH Idle Adjustment 6-40
Hydrostatic System Page 7-1
Introduction 7-1
Troubleshooting Guide 7-5
Charge Pressure Test and Adjustment 7-9
Hydrostatic Pump Relief Valves 7-10
Hydrostatic Pump Removal and Installation 7-10
Hydrostatic Pump Drive Coupling Removal and Installation 7-12
Drive Motor Removal and Installation 7-13
Hydraulic System Page 8-1
Introduction 8-1
Troubleshooting Guide 8-1
Pressure Tests, System and Load-Sense Standby 8-11
Tilt Cylinder Test 8-14
Self-Leveling Valve Test 8-15
Lift Cylinder Test 8-16
Solenoid Valve Test – Safety Lock, Brake and Two-Speed 8-18
Hydraulic Oil Filter Element Replacement 8-19
Tilt Cylinder Removal and Installation 8-21
Lift Cylinder Removal and Installation 8-23
Lift and Tilt Cylinder Disassembly and Assembly 8-26
Load-Sense Axial Piston Pump Removal and Installation 8-28
Self-Leveling Valve Removal and Installation 8-30
Self-Leveling Valve Adjustment 8-32
Safety Lock Valves – Removal and Installation 8-33
Lift, Tilt and Safety Lock Valves – Disassembly and Assembly 8-35
Control Valve Removal and Installation 8-36
Control Valve Disassembly and Assembly 8-40
Load-Sense Shuttle Cleaning Procedure 8-41
Control Valve Spool Seal Replacement 8-42
Anti-Cavitation Relief Valve Removal and Installation 8-43
Spool Lock Solenoid Removal and Installation 8-44
PRINTED IN USA iii 917036/AP0704
2099 / 2107 / 2109 TABLE OF CONTENTS
Hydraulic Tank Removal and Installation 8-45
Hydraglide™ Accumulator Removal and Installation 8-46
Hydraulic System Schematic 8-49
Engine Page 9-1
Introduction 9-1
Troubleshooting Guide 9-1
Oil Filter Element Removal and Installation 9-9
Air Cleaner Assembly Removal and Installation 9-10
Air Filter Element Removal and Installation 9-11
Battery Removal and Installation 9-12
Starter Removal and Installation 9-14
Exhaust Assembly Removal and Installation 9-15
Fan Belt Adjustment 9-16
Cooler Radiator Removal and Installation 9-17
Fan Shroud Removal and Installation 9-18
Fan Shroud Adjustment 9-19
Engine Removal and Installation 9-21
Fuel Tank Removal and Installation 9-24
Electrical System Page 10-1
Introduction 10-1
Description of Operation – Right and Left Instrument Panels 10-1
Troubleshooting Guide 10-4
Module and Relay Test and Operation 10-12
Seat Switch Removal and Installation 10-21
Restraint Bar Switch Removal and Installation 10-23
Engine Disconnect Switch – Remote Battery Terminal Removal and Installation 10-24
Front Work Light Bulb Replacement 10-26
Rear Work Light Bulb Replacement 10-26
Dome Light Bulb Replacement 10-27
Circuit Breaker and Fuse Replacement 10-28
Electric ROPS Lift Assist Pump Removal and Installation 10-29
Electrical System Schematics 10-33
Index