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Caterpillar GP20ZN Forklift Service and Operator Manual (99719-3F110)

Format: PDF (Printable Document)

File Language: English

File Pages: 4275

File Size: 376.37 MB (Speed Download Link)

File Count: 163 PDF files

Brand: Caterpillar

Model: GP20ZN

Equipment Type: Forklift

Book No: 99719-3F110

Serial No: CT35-10001-up

Manuals Included: 13 publications – Chassis & Mast Service Manual, K15, K21, K25 Gasoline Engine Service Manual, Operation & Maintenance Manual, Service Manual, Mast Supplement Service Manual

Type of Document: Service & Operator Manual

Categories: ,

$ 45

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Caterpillar GP20ZN Forklift Service and Operator Manual (99719-3F110)

This Cat GP20ZN is a counterbalanced gasoline/LPG lift truck for moving pallets and loads around a warehouse, plant, or yard. In my experience, the service manual comes out when a truck is due back on rent and a tech needs to diagnose a fault, schedule maintenance, or repair a major system. It is written for workshop work, with the operator material included in the 13-publication set.

What this manual helps you do

  • Trace electrical circuits and wiring faults.
  • Check and adjust steering, brakes, hydraulics, mast, and forks.
  • Diagnose power-train, transmission, and engine-related problems.
  • Follow removal, inspection, rebuilding, and replacement procedures.
  • Verify service data, troubleshooting steps, and scheduled maintenance tasks.

Who this is for

This suits warehouse maintenance technicians, dealer technicians, independent forklift shops, plant maintenance teams, and rental fleet mechanics. It is the right trade for keeping a GP20ZN working safely and getting it ready for the next job; the operator handbook and related companion volumes are also available.

FAQ

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

A: You receive 163 PDF files containing 13 Cat publications, split by section, with 4,275 pages total. The files can be searched and copied from, and the PDF pages can be printed or zoomed for shop use.

Q: Does it fit my GP20ZN truck?

A: Yes, if your truck is GP20ZN with serial CT35-10001-up. The publication also lists related GP, GPE, DP, and GC models, so the cover fit is clearly identified.

Q: Is this suited to repair and fleet maintenance work?

A: Yes. Use it for scheduled service, fault tracing, adjustments, system repairs, and teardown work on the truck. The engine material is included where applicable, alongside the truck service information.

If your truck matches the model and serial range, this is the manual set to use for diagnosis, maintenance, and workshop repair.

Models covered by this manual

Caterpillar publication 99719-3F110 is the factory service and operator manual for the GP20ZN, serial range CT35-10001-up. The same publication covers 28 further forklift models: DP15N, DP18N, DP20CN, DP20N, DP25N, DP30, DP30N, DP30ND, DP30NT, DP35N, GP15N, GP15ZN and 16 more. The cover also lists GPE15N, GPE18N, GP18N, GPE20CN, GP18ZN, GPE20N, GP20CN, GPE20ZN, GP20N, GPE25N, GPE25ZN, GP25N, GPE30N, GP25ZN, GPE35N, GP30N. Check the model and serial number on your data plate before ordering.

📘 Show Index

Table of Contents:

  • 99719-3F110 – Chassis & Mast Service Manual
    • Foreword
    • General Information
    • Cooling System
    • Electrical System
    • Controllers
    • Power Train
    • Clutches
    • Manual Transmission
    • Powershift Transmission
    • Front Axle and Reduction Differential
    • Rear Axle
    • Brake System
    • Steering System
    • Hydraulic System
    • Mast and Forks
    • Service Data
  • 99719-35120 – Chassis & Mast Service Manual
    • Foreword
    • General Information
    • Cooling System
    • Electrical System
    • Controllers
    • Power Train
    • Clutches
    • Manual Transmision
    • Powershift Transmission
    • Front Axle and Reduction Differential
    • Rear Axle
    • Brake System
    • Steering System
    • Hydraulic System
    • Mast and Forks
    • Service Data
  • 99719-38110 – Chassis & Mast Service Manual
    • Foreword
    • General Information
    • Cooling System
    • Electric System
    • Controllers
    • Power Train
    • Clutches
    • Manual Transmission
    • Powershift Transmission
    • Front Axle and Reduction Differential
    • Rear Axle
    • Brake System
    • Steering System
    • Hydraulic System
    • Mast and Forks
    • Service Data
  • 99719-38210 – Chassis & Mast Service Manual
    • Foreword
    • General Information
    • Cooling System
    • Electrical System
    • Controller
    • Power Train
    • Clutches
    • Manual Transmision
    • Powershift Transmission
    • Front Axle and Reduction Differential
    • Rear Axle
    • Brake System
    • Steering System
    • Hydraulic System
    • Mast and Forks
    • Service Data
  • 99710-36120 – 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
  • 99710-36130 – 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 Forklift Truck Owner
  • 99710-3E130 – Operation & Maintenance Manual
    • 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
    • Foreword
  • 99710-3E140 – 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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