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Caterpillar GP50N Forklift Service, Operator and Schematic Manual (99739-6B110)

Format: PDF (Printable Document)

File Language: English

File Pages: 4538

File Size: 542.38 MB (Speed Download Link)

File Count: 154 PDF files

Brand: Caterpillar

Model: GP50N

Equipment Type: Forklift

Book No: 99739-6B110

Serial No: CT33D-50001-79999

Manuals Included: 14 publications – Chassis & Mast Service Manual, Operation & Maintenance Manual, Operator Manual, GK45 Gasoline Engine Service Manual, TB45 Gasoline Engine Service Manual and 2 more

Type of Document: Service, Operator & Schematic Manual

Categories: ,

$ 45

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Caterpillar GP50N Forklift Service, Operator and Schematic Manual (99739-6B110)

This Cat counterbalanced forklift moves pallet loads around a warehouse floor or yard, with the GP50N marking the gasoline/LPG power class. When a truck is down during a shift, a maintenance tech reaches for this manual to find the test, adjustment, teardown, and wiring information needed to return it to service. It is written for workshop repair, with operator information and schematics included.

What this manual helps you do

  • Trace electrical circuits and troubleshoot starting, charging, safety, and control faults.
  • Check and adjust steering, brakes, hydraulic functions, mast movement, and powershift operation.
  • Follow removal and installation procedures for the drive unit, axles, hydraulic components, mast, and forks.
  • Diagnose engine and transmission symptoms using service data and fault-finding steps.
  • Rebuild or replace assemblies during an in-house repair, then verify operation before putting the truck back in the aisle.

Who this is for

This suits a warehouse maintenance tech, dealer technician, independent forklift repair shop, plant maintenance team, or rental fleet mechanic working on the forklift repair trade. The operator handbook and companion chassis or engine publications are also available for teams that keep a full truck documentation set.

FAQ

Q: What do I receive, and how is it organised?

A: You receive a 14-publication Cat set delivered as 154 PDF files, split by section. The files support printing, zooming, text search, and copying, so a second-shift tech can get to the needed procedure quickly.

Q: Which trucks does it fit?

A: The cover lists GP40N, DP40NB, GP45N, DP45NB, GP50CN, DP50CNB, GP50N, DP50NB, GP55N, DP55NB, and TB45, with GP50N serial coverage CT33D-50001-79999.

Q: How does it fit my repair job?

A: It gives the workshop reference for service work, fault tracing, adjustments, schematics, and component repair across the truck systems. The bundled engine material keeps the power-unit work with the rest of the repair set.

It gives your shop the information to diagnose a breakdown, repair the truck, and get it back before the next wave.

Models covered by this manual

Caterpillar publication 99739-6B110 is the factory service, operator and schematic manual for the GP50N, serial range CT33D-50001-79999. The same publication covers 8 further forklift models: DP45NB, DP50CNB, DP50NB, DP55NB, GP40N, GP45N, GP50CN, GP55N. The cover also lists DP40NB, TB45. Check the model and serial number on your data plate before ordering.

📘 Show Index

Table of Contents:

  • 99739-6B110 – Chassis & Mast Service Manual
    • Foreword
    • General Information
    • Cooling System
    • Electrical Schematic System
    • Electrical System
    • Controllers
    • Power Train
    • Speed Powershift Transmission
    • Front Axle and Reduction Differential
    • Rear Axle
    • Brake System
    • Steering System
    • Hydraulic System
    • Mast and Forks
    • Service Data
    • Options
    • How to Read Circuit Diagrams
    • Circuit Diagram
  • 99730-67110 – Operation & Maintenance Manual
    • Foreword
    • Safety Rules for Lift Truck Operators
    • Know Your Lift Truck
    • How to Avoid a Tipover How to Survive One
    • Refueling
    • Operation
    • Operating Techniques
    • Storing the Lift Truck
    • Transportation Hints
    • Special Situations
    • Troubleshooting
    • Maintenance
    • Service Data
    • To the Cat Lift Truck Owner
    • Appendix
  • 99730-6B110 – Operation & Maintenance Manual
    • Foreword
    • Safety Rules for Lift Truck Operators
    • Know Your Lift Truck
    • How to Avoid a Tipover How to Survive One
    • Refueling
    • Operation
    • Operating Techniques
    • Storing the Lift Truck
    • Transportation Hints
    • Special Situations
    • Troubleshooting
    • Maintenance
    • Service Data
    • To the Cat Lift Truck Owner
    • Appendix
  • 99730-6B120 – Operation & Maintenance Manual
    • Foreword
    • Safety Rules for Lift Truck Operators
    • Know Your Lift Truck
    • How to Avoid a Tipover How to Survive One
    • Refueling
    • Operation
    • Operating Techniques
    • Storing the Lift Truck
    • Transportation Hints
    • Special Situations
    • Troubleshooting
    • Maintenance
    • Service Data
    • To the Cat Lift Truck Owner
    • Appendix
  • 99730-6E110 – Operator Manual
    • Foreword
    • Safety Rules for Lift Truck Operators
    • Know Your Lift Truck
    • How to Avoid a Tipover How to Survive One
    • Refueling
    • Operation
    • Operating Techniques
    • Storing the Lift Truck
    • Transportation Hints
    • Special Situations
    • Troubleshooting
    • Maintenance
    • Service Data
    • To the Cat Lift Truck Owner
    • Appendix
  • 99739-67110 – Chassis & Mast Service Manual
    • Foreword
    • General Information
    • Cooling System
    • Electrical System
    • Electrical Schematic (1/8)
    • Controllers
    • Power Train
    • Powershift Transmission
    • Front Axle and Reduction Differential
    • Rear Axle
    • Brake System
    • Steering System
    • Hydraulic System
    • Mast and Forks
    • Service Data
  • 99739-6E110 – Chassis & Mast Service Manual
    • Foreword
    • General Information
    • Cooling System
    • Electrical System
    • Controllers
    • Power Train
    • Powershift Transmission
    • Front Axle and Reduction Differential
    • Rear Axle
    • Brake System
    • Steering System
    • Hydraulic System
    • Mast and Forks
    • Service Data
  • 99730-3E140 – Operation & Maintenance Manual
    • Foreword
    • Safety Rules for Lift Truck Operators
    • Know Your Lift Truck
    • How to Avoid a Tipover How to Survive One
    • Refueling
    • Operation
    • Operating Techniques
    • Storing the Lift Truck
    • Transportation Hints
    • Special Situations
    • Troubleshooting
    • Maintenance
    • Service Data
    • To the Cat Lift Truck Owner

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