Caterpillar GP18K FC Forklift Service and Schematic Manual (99719-60120)

A Cat GP18K FC is a gasoline/LPG counterbalanced forklift used to move pallets, load trucks, and handle materials around a warehouse or yard. A service manual is what a rental fleet mechanic, plant technician, or forklift shop reaches for when the truck needs scheduled maintenance or a repair before its next dispatch. It gives the workshop procedures and schematics needed to put the machine back into service.

What this manual helps you do

• Trace electrical circuits and wiring faults with the included schematics.
• Check and adjust the power train, brakes, steering, hydraulics, mast, and forks.
• Follow removal, inspection, repair, and installation procedures for truck assemblies.
• Diagnose operating faults and use service data during troubleshooting.
• Rebuild or replace serviceable components, then verify the repair before release.

Who this is for

This suits warehouse maintenance technicians, dealer technicians, independent forklift repair shops, and rental fleet mechanics handling GP18K FC trucks. It is a workshop service manual for the forklift trade, with the operator handbook and parts catalog available as companion references.

FAQ

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

A: You receive two Cat publications delivered as 16 PDF files, split by section, with 384 pages total. The files can be viewed, printed, and zoomed on a computer or tablet.

Q: Which GP18K FC trucks does it fit?

A: It covers GP18K FC serial groups ET13D-65001-up, ET14C-65001-up, ET31A-60001-up, ET16B-65001-up, ET31A-85001-up, and ET16B-85001-up. Match your truck's model and serial prefix before starting work.

Q: How does it fit the repair job?

A: This is the workshop-level reference for scheduled service, fault tracing, adjustments, component repair, and schematics. The chassis and mast work is paired with the matching engine publication in the two-publication set.

For a GP18K FC in those serial groups, this is the manual set to keep at the service bench when the truck has to leave tomorrow.

Models covered by this manual

Caterpillar publication 99719-60120 is the factory service and schematic manual for the GP18K FC. The same publication covers 10 further forklift models: DP15K FC, DP18K FC, DP20K FC, DP30K FC, DP35K FC, GP15K FC, GP20K FC, GP25K FC, GP30K FC, GP35K FC. The cover also lists GP35K, DP35K, GP15K, DP15K, GP18K, DP18K, GP20K, DP20K, GP25K, DP25K, GP30K, DP30K, GP15K,, GP18K,, GP20K,, GP25K,. Check the model and serial number on your data plate before ordering.

Table of Contents:

• Engine coolant temperature gauge
• Choke control (Gasoline models)
• Fuel gauge
• Service hourmeter
• Starter switch
• Light switch
• Fuse box
• V as read across battery’s terminals
• Coolant hoses
• Fan guard
• Bolt

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