Caterpillar TH255C Telehandler Service Manual
552 pages · Publication 31200927
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- Models
- TH255C
- Serial coverage
- JK200150 & After
- JK300150 & After
- Manual type
- Service Manual
- Pages
- 552
- Publication
- 31200927
- Condition
- Brand new

What's inside
From the manual's own table of contents: 5 sections, 114 entries. See sample pages (PDF, 531 KB)
B CAT TH255C Service88 topics
- Effectivity Page
- Section 1 Safety Practices
- Introduction
- Disclaimer
- Operation & Maintenance Manual
- Do Not Operate Tags
- Safety Information
- Safety Instructions
- Safety Decals
- Section 2 General Information and Specifications
- Replacement Parts and Warranty Information
- Torque Charts
- Specifications
- Fluids, Lubricants and Capacities
- Maintenance Schedule
- Lubrication Schedule
- Section 3 Boom
- Boom System Component Terminology
- Safety Information
- Two Section Boom System
- Boom Assembly Maintenance
- Boom Wear Pads
- Quick Coupler Assembly
- Forks
- Boom Prop (If Equipped)
- Emergency Boom Lowering Procedure
- Troubleshooting
- Section 4 Cab
- Operator Cab Component Terminology
- Safety Information
- Operator Cab
- Cab Components
- Cab Removal
- Cab Installation
- Section 5 Axles, Drive Shafts, Wheels and Tires
- Axle, Drive Shaft and Wheel Component Terminology
- Safety Information
- General Information
- Axle Assemblies
- Drive Shafts
- Wheels and Tires
- Steering Angle Adjustment
- Brakes
- Towing a Disabled Machine
- Section 6 Transmission
- Transmission Assembly Component Terminology
- Safety Information
- Transmission Description
- Transmission Specifications
- Transmission Replacement
- Section 7 Engine
- Introduction
- Engine Serial Number
- Specifications and Maintenance Information
- Engine Cooling System
- Engine Electrical System
- Fuel System
- Engine Exhaust System
- Air Cleaner Assembly
- Engine Replacement
- Section 8 Hydraulic System
- Hydraulic Component Terminology
- Safety Information
- General Information
- Specifications
- Hoses, Tube Lines, Fittings, Etc
- Hydraulic Pressure Diagnosis
- Hydraulic Schematic
- Hydraulic Reservoir
- Hydraulic System Pump
- Front Drive Motor
- Control Valves
- Hydraulic Cylinders
- Section 9 Electrical System
- Electrical Component Terminology
- Safety Information
- Fuses and Relays
- Electrical System Schematics
- Engine Start Circuit
- Charging Circuit
- Electrical System Components
- Window Wiper/Washer
- Cab Heater/AC and Fan
- Switches, Solenoids and Senders
- Load Stability Indicator System (CE & AUS)
- Hand Held Analyzer (CE & AUS)
- Diagnostic Trouble Codes (DTC) on Ground Module
- Engine Diagnostic Trouble Code EMR4
TH255C - DEUTZ TCD2.9 Final.pdf21 topics
- CAT TH255C
- General Product information
- General Product information II
- General Product information III
- Engine Details
- Maintenance
- Emissions
- Diesel Oxidation Catalyst (DOC)
- After Treatment System
- Lubrication System
- Cooling System
- Fuel System
- Electrical System
- Diagnostic System
- Serdia 2010 – Start page
- Seria 2010 – Overview
- Serdia 2010 – Error Memory
- Serdia 2010 – DataSet Management
- Serdia 2010 – Actuator Test
- Serdia 2010 – Settings
- Slide Number 58
Inside this manual
Real pages from this service manual (552 pages). Open the sample pages (PDF, 530 KB)
- Specifications, page 25: General Information and Specifications
- Troubleshooting, page 385: Wire Sensor Troubleshooting
- Diagram, page 481: KWP Code 835
- Color page, page 268: Disassembly and Assembly
- Color page, page 186: B U I L D I N G C O N S T R U C T I O N P R O D U C T S
- Foldout diagram, page 541: FLASH PWR
This is a service manual
Here's how it compares to the other manual types.
Service manual
Factory repair procedures and technical information such as specifications, troubleshooting, and wiring and hydraulic diagrams, for the models and systems the manual covers. See What's inside for its topics.
Operator's manual
Safe operation, controls, maintenance schedules, lubrication points, inspections, and basic checks. Repair procedures are in the service manual.
Parts manual
Illustrated diagrams with factory part numbers for identifying components and ordering parts. Repair procedures are in the service manual.
Engine service manuals are sometimes sold separately, since certain machine models were offered with more than one engine option.
What it's used for
Factory manual for in-house farm and construction shop use. Straightforward, complete, and easy to follow. It contains the OEM information dealership service departments and parts counters use to diagnose problems, identify components, and perform maintenance or repairs correctly.
Service shops and owner/operators who repair their own equipment
Identifying correct parts and seeing how assemblies come apart and go back together
Keeping equipment running with less downtime
Factory manual, 552 pages
Quantity one is the manual described above.
Fast free USA shipping
Ships in 1 business day.
60-day returns
Free if the mistake is ours. A manual ordered in error must come back unopened in its shrink-wrap; you pay return shipping and a 20% restocking fee applies. Return policy
Binder not included
Manuals over about 300 pages may need a standard 3-ring binder, which you can buy locally to keep the pages organized for shop use.
Questions about model, serial number, engine coverage or contents? Contact us before purchasing and we'll help confirm it's the right manual. Please verify the manual type, machine model, serial number range and engine coverage before purchasing: manuals ordered in error carry a 20% restocking fee (return policy).