Part of the New Holland Repair Manuals.
This is the full factory repair manual for the New Holland T6.120, T6.140, T6.150, T6.155, T6.160, T6.165 and T6.175 tractors, the T6-series mid-range models, the same service information a dealer technician works from. It covers the whole tractor: the engine, the clutch and transmission, the four-wheel drive and front axle, the rear axle and final drive, the power take-off, the brakes and controls, the hydraulic systems, the three-point hitch, drawbar and implement couplings, the steering, wheels, frames and ballasting, the cab climate control and the full electrical system with the wiring diagrams. Every section carries the specifications and capacities, the tightening torques, the functional adjustments, the fault finding and the step-by-step removal, overhaul and installation procedures, so you can chase an engine, transmission or hydraulic problem and put it right instead of guessing.
What's Inside This New Holland New Holland T6.120 T6.140 T6.150 T6.155 T6.160 T6.165 T6.175 Repair Manual
| System | Pages | Key Topics |
|---|---|---|
| Introduction, Specifications and Special Tools | General Service Instructions, Safety Precautions, Torque and Capacity Specifications, Special Tools, Consumables, Model Coverage T6.120 to T6.175 | |
| Engine | Diesel Engine Description and Operation, Cylinder Head and Block, Cooling and Lubrication, Fuel and Injection, Air Intake and Exhaust Aftertreatment, Engine Disconnect, Removal and Installation, Overhaul | |
| Clutch and Transmission | Clutch, Gearbox and Range Transmission, Powershift and Powershuttle, Calibration and Oil Flow, Description and Operation, Fault Diagnosis, Overhaul | |
| Four-Wheel Drive and Front Axle | Four-Wheel Drive System, Front Axle, Differential and Bevel Gears, Planetary Wheel Hubs, Engagement, Description, Fault Diagnosis, Overhaul | |
| Rear Axle and Final Drive | Rear Axle Housing, Differential and Differential Lock, Final Drive and Bull Gears, Rear Hubs, Description and Operation, Fault Diagnosis, Overhaul | |
| Power Take-Off | Rear Power Take-Off Clutch and Shaft, Ground-Speed PTO, Engagement and Interlock, Adjustment, Fault Diagnosis, Overhaul | |
| Brakes and Controls | Service Brakes and Parking Brake, Brake Discs and Actuators, Hydraulic Brake Circuit, Trailer Brake, Pedal Adjustment and Bleeding, Fault Diagnosis, Overhaul | |
| Hydraulic Systems | Hydraulic Pump and Circuits, Rear Lift and Remote Control Valves, Load-Sensing System, Draft and Position Control, Pressure Testing, Fault Diagnosis, Overhaul | |
| Hitches, Drawbar and Implement Couplings | Rear Three-Point Hitch and Linkage, Front Hitch, Drawbar and Pick-Up Hitch, Implement Couplings, Hitch Calibration and Adjustment, Fault Diagnosis | |
| Steering, Wheels and Frames | Hydrostatic Power Steering, Steering Cylinder and Pump, Front and Rear Wheels and Tyres, Track Setting, Frames and Ballasting, Fault Diagnosis, Overhaul | |
| Electrical Systems and Cab Climate Control | Wiring Diagrams, Starting and Charging Systems, Control Modules and CAN Bus, Sensors and Actuators, Lighting and Instruments, Cab Heating and Air Conditioning, Fault Diagnosis |
Quick Reference Specifications
| Specification | Value | Page |
|---|---|---|
| Series | New Holland T6-series mid-range tractor | |
| Drive | Two-wheel drive or four-wheel drive | |
| Transmission | Powershift / powershuttle range transmission | |
| Model Coverage | T6.120, T6.140, T6.150, T6.155, T6.160, T6.165, T6.175 |
New Holland New Holland T6.120 T6.140 T6.150 T6.155 T6.160 T6.165 T6.175 Common Problems This Manual Covers
Three-point hitch or remotes lift slowly, will not hold, or drop under load.
Work the Hydraulic Systems section: it covers the pump output, the load-sensing system and the lift and remote control valves and gives the pressure-testing procedure to find whether the pump, a valve or worn cylinder seals are behind the slow or dropping hydraulics.
Manual Section: Hydraulic SystemsTransmission shifts harshly, slips, or will not engage a range.
Work the Clutch and Transmission section: it covers the clutch, the powershift and powershuttle ranges and the calibration and gives the fault diagnosis and overhaul to correct harsh shifts, slipping and a range that will not engage.
Manual Section: Clutch and TransmissionWarning lamps, error messages, or an electronic function that has stopped working.
Work the Electrical Systems and Cab Climate Control section: it covers the wiring diagrams, the control modules and CAN bus and the sensors and actuators and gives the diagnosis to trace the fault behind a warning lamp or a function that has quit.
Manual Section: Electrical Systems and Cab Climate ControlEngine lacks power, smokes, or is hard to start.
Work the Engine section: it covers the fuel and injection, the air intake and the compression and gives the specifications and the diagnosis to cure low power, smoke and hard starting on the T6 diesel engine.
Manual Section: EngineFrequently Asked Questions
The three-point hitch or hydraulics lift slowly or not at all - what does the manual cover?
The Hydraulic Systems and the Hitches, Drawbar and Implement Couplings sections cover the pump and circuits, the load-sensing system, the rear lift and the draft and position control, with the pressure testing and fault diagnosis to fix a slow or weak lift.
Does this manual cover the transmission and engine overhaul?
Yes. The Clutch and Transmission section covers the gearbox, powershift and powershuttle with calibration and overhaul, and the Engine section covers the engine disconnect, removal, installation and overhaul with the specifications and torques.
Does the manual include the wiring diagrams and electronic diagnostics?
Yes. The Electrical Systems and Cab Climate Control section carries the wiring diagrams, the control modules and CAN bus, the sensors and actuators and the fault diagnosis, so you can trace an electrical or electronic fault on the T6.
Four-wheel drive will not engage or the front axle is noisy - is that covered?
Yes. The Four-Wheel Drive and Front Axle section covers the 4WD system, the front differential and the planetary hubs, with the engagement checks, fault diagnosis and overhaul to restore drive and cure front-axle noise.
Which models does this manual cover?
It covers the New Holland T6.120, T6.140, T6.150, T6.155, T6.160, T6.165 and T6.175 tractors, including the engine, transmission, four-wheel drive, hydraulics, hitch, steering and electrical systems.
How quickly can I access this New Holland T6.120, T6.140, T6.150, T6.155?
Instant PDF download (142 MB). You get the full 3823-page searchable Repair Manual immediately after payment. Open it on your laptop, tablet, or phone right in the shop.
Is this New Holland T6.120, T6.140, T6.150, T6.155, T6.160, T6.165, T6.175?
Absolutely. No DRM or copy protection. Print the whole manual or just the pages you need. Any home or office printer works.
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