Caterpillar GP35ND Forklift Engine Service Manual (99789-87100)

The Cat GP35ND is a counterbalanced forklift used to move pallets and materials across warehouse floors, loading areas, and plant yards. This is the engine service manual a warehouse maintenance technician, dealer technician, or independent forklift shop reaches for when the engine needs testing, adjustment, repair, or rebuilding. It gives the workshop procedures and service data needed to do the job by the book.

What this manual helps you do

• Check engine specifications, service intervals, operating systems, and diagnostic information.
• Trace fuel, cooling, lubrication, starting, charging, and engine electrical faults.
• Follow testing and adjusting procedures, including required clearances, pressures, and settings.
• Rebuild engine assemblies with disassembly, inspection, torque, and reassembly guidance.
• Verify alarm codes and troubleshoot engine-related operating problems.

Who this is for

This suits plant maintenance technicians, rental fleet mechanics, dealer technicians, and independent forklift repair shops working on Cat GP-series trucks. The engine end of the truck is covered here; chassis, transmission, hydraulics, mast, and steering work are handled in the companion chassis manual, also available. That is how Caterpillar arranged the service set.

FAQ

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

A: You receive 8 PDF files split by section, with 210 pages total. The files carry a real text layer, so you can search and copy text, print pages, and zoom in on procedures and diagrams.

Q: Will it fit my truck or engine application?

A: This publication is for the Caterpillar GP35ND and covers the listed K15, K21, K25, GP15N-GP35N, and GPE15N-GPE35N applications. Match the truck model and engine identification before starting work.

Q: How does it fit the repair job I'm doing?

A: This is the engine book of the set, with specifications, systems operation, testing, adjustment, teardown, assembly, torque values, and clearances. It gives a technician the engine reference needed for scheduled service and fault repair.

With this manual, you can diagnose, adjust, and rebuild the GP35ND engine with the service data in front of you.

Models covered by this manual

Caterpillar publication 99789-87100 is the factory engine service manual for the GP35ND. The same publication covers 17 further forklift models: GP15ND, GP15NM, GP15NT, GP18ND, GP18NM, GP18NT, GP20CND, GP20CNT, GP20ND, GP20NM, GP20NT, GP25ND and 5 more. The cover also lists K15,, K21,, K25, K15, K21, GP15N-GP35N,, GPE15N-GPE35N. Check the model and serial number on your data plate before ordering.

Table of Contents:

• 99789-87100
  • How To Use This Manual
  • Engine Maintenance
  • Precautions
  • Lubrication System
  • Engine Outside Drawings
  • Adjustment Value

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