Caterpillar Telehandler TH255C Parts Manual PDF

For complete service information also see:
Caterpillar Telehandler TH255C Engine Service Manual

This PDF Parts Manual is intended especially for the assembly and disassembly of the Caterpillar Telehandler TH255C Model. It covers detailed spare parts information about this model, you will know how to use each part in this equipment, also, includes information about the motors, transmission, hydraulic and electrical systems, etc.

This Cat manual will provide you with all the information and recommendations on spare parts that you can easily use when ordering and buying the spare parts for Cat Telehandler.

All illustrations and specifications contained in this manual are based on the latest product information available at the time of publication and ready to use and download.

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Models covered:
TH255C

Serial numbers:
S/N JK200150 & After
S/N JK300150 & After

Contents:

• SECTION 1 – FRAME & ATTACHING PARTS
  • 1-1 Frame & Attaching Parts
  • 1-2 Covers
  • 1-3 License Plate Holder Installation
  • 1-4 Hitches
  • 1-5 Hitch Assembly
• SECTION 2 – BOOM
  • 2-1 Boom Assembly - Components
  • 2-2 Boom Assembly - Pads & Shims
  • 2-3 Quick Coupler
  • 2-4 Manual Quick Coupler Installation
  • 2-5 Hydraulic Quick Coupler Installation
• SECTION 3 – ATTACHMENTS
  • 3-1 Standard Carriage
  • 3-2 Universal Standard Carriage
  • 3-3 Side Tilt Carriage
  • 3-4 Universal Side Tilt Carriage
  • 3-5 Universal Side Shift Carriage
  • 3-6 Forks
  • 3-7 Grapple Bucket
  • 3-8 Light Material Buckets
  • 3-9 Fork Mounted Hook
  • 3-10 Universal Hitch Attachment
  • 3-11 Universal Quick Attach Lifting Hook
  • 3-12 Multi-Purpose Bucket
  • 3-13 Fork Muck Attachment (w/GRAB)
  • 3-14 Reflective Plates Installation (Forks)
  • 3-15 Reflective Plates Installation (Bucket) (Italy)
• SECTION 4 – ENGINE & ATTACHING PARTS
  • 4-1 Engine Installation
  • 4-2 Fuel Tank & Lines
  • 4-3 Fuel Tank and Components Installation
  • 4-4 Radiator Installation
  • 4-5 Air Cleaner Installation
  • 4-6 Exhaust Installation
  • 4-7 Engine Heater Installation
  • 4-8 Lubricity Doser Installation
  • 4-9 Precleaner Filter
• SECTION 5 – DRIVE TRAIN
  • 5-1 Drivetrain Installation
  • 5-2 Front Axle Assembly
  • 5-3 Central Housing & Steering
  • 5-4 Differential
  • 5-5 Hub Reduction
  • 5-6 Brakes
  • 5-7 Rear Axle Assembly
  • 5-8 Central Housing & Steering
  • 5-9 Differential
  • 5-10 Hub Reduction
  • 5-11 Fender Installation
  • 5-12 Tires & Rims
• SECTION 6 – CAB
  • 6-1 Cab Installation
  • 6-2 Open Cab
  • 6-3 Enclosed Cab Installation
  • 6-4 Rear Window Installation
  • 6-5 Cab Interior
  • 6-6 Overhead Console Installation
  • 6-7 Suspension Seat
  • 6-8 Wiper Installation
  • 6-9 Heater & A/C - Cab
  • 6-10 AC Condenser Installation
  • 6-11 AC System Installation
  • 6-12 Heater Assembly
  • 6-13 Heater Assembly with AC
• SECTION 7 – CONTROLS
  • 7-1 Brake
  • 7-2 Accelerator
  • 7-3 Steering Column
  • 7-4 Boom Joystick
• SECTION 8 – HYDRAULIC CIRCUITS
  • 8-1 Supply Circuit
  • 8-2 Dump Circuit
  • 8-3 Steer Select
  • 8-4 Service/Park Brake
  • 8-5 Boom Joystick
  • 8-6 Lift Cylinder
  • 8-7 Extend/Retract Cylinder
  • 8-8 Tilt & Compensating
  • 8-9 Auxiliary Hydraulics
  • 8-10 Rear Auxiliary Hydraulics
  • 8-11 Auxiliary Hydraulics Pressure Relief
  • 8-12 Hydraulic Tank Breather Installation
• SECTION 9 – HYDRAULIC COMPONENTS
  • 9-1 Lift Cylinder
  • 9-2 Extend/Retract Cylinder
  • 9-3 Tilt Cylinder
  • 9-4 Compensating Cylinder
  • 9-5 Fork Locking Cylinder
  • 9-6 Side Tilt Carriage Cylinder & Grapple Bucket Cylinder 
  • 9-7 Universal Side Shift Cylinder
  • 9-8 Main Control Valve
  • 9-9 Front Drive Motor
  • 9-10 Hydrostatic Drive Pump
  • 9-11 Gear Pump
  • 9-12 Diverter Valve
  • 9-13 Steering Select Valve
  • 9-14 Pilot Select Valve
  • 9-15 Brake Valves
• SECTION 10 – ELECTRICAL
  • 10-1 Engine Compartment Electrical Installation
  • 10-2 Boom and Frame Electrical Installation
  • 10-3 Cab Electrical Installation
  • 10-4 Cab Switches
  • 10-5 Work Lights
  • 10-6 Drive Lights
  • 10-7 Engine Harness
  • 10-8 Frame Harness
  • 10-9 Frame Option Harness
  • 10-10 Cab Harness
  • 10-11 Cab Roof Harness 
  • 10-12 Roof Worklight Harness
  • 10-13 Boom Worklight Harness
  • 10-14 Beacon Worklight Harness
  • 10-15 Boom Aux Harness
  • 10-16 LSI Boom Sensor Harness
  • 10-17 Mode Select Harness
  • 10-18 Heater Jumper Harness
  • 10-19 Valve Jumper Harness
  • 10-20 AC Condenser Harness
• SECTION 11 – DECALS
  • 11-1 Cab & Frame Decals
  • 11-2 Boom Decals
• SECTION 12 – MAINTENANCE PARTS LIST
• SECTION 13 – PART NUMBER INDEX