Caterpillar DP150N Forklift Service Manual (99799-63100)

A Cat DP150N is a heavy diesel counterbalanced forklift for moving loads around the warehouse, yard, and loading area. When a truck is pulled from an aisle during a second-shift breakdown, the service manual is what a maintenance tech or forklift shop uses to find the fault and put it back to work. This set covers the DP150N and related DP models listed by Caterpillar, with the chassis and associated service publications kept together.

What this manual helps you do

• Trace wiring, electrical faults, and starting or charging problems.
• Check and adjust brakes, steering, axles, transmission, and hydraulic systems.
• Follow removal, repair, and installation procedures for the mast, forks, and drive components.
• Diagnose operating faults using service data and troubleshooting guidance.
• Rebuild or service the truck's major assemblies with workshop procedures and specifications.

Who this is for

This suits a warehouse maintenance tech, plant mechanic, dealer technician, independent forklift repair shop, or rental fleet mechanic working on Cat diesel counterbalanced trucks. The operator handbook is the companion volume for daily operation and controls, and it is also available.

FAQ

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

A: You receive 27 PDF files containing 862 pages across two separate Cat publications, split by section. The files can be searched and copied, printed, and zoomed on screen.

Q: Which truck and serial range does it fit?

A: It covers DP100N, DP120N, DP135N, DP150N, and DP160N. For the DP150N, the stated coverage is serial T39A-10011-up.

Q: How does it fit the repair job?

A: This is a workshop service set for fault-finding, adjustment, teardown, and repair, rather than an operator handbook or parts catalog. It gives your shop the reference needed to work through a truck and return it to service.

If your truck is a DP150N in that serial range, this is the right manual set for in-house repair work, dealer service, and fleet maintenance.

Models covered by this manual

Caterpillar publication 99799-63100 is the factory service manual for the DP150N, serial range T39A-10011-up. The same publication covers 4 further forklift models: DP100N, DP120N, DP135N, DP160N. Check the model and serial number on your data plate before ordering.

Table of Contents:

• 99799-63100 – Chassis, Mast & Options Service Manual
  • Foreword
  • General Information
  • Cooling System
  • Electrical System
  • Controller
  • Tiltable System
  • Power Train
  • Speed Powershift Transmission
  • Front Axle And Reduction Differential
  • Rear Axle
  • Brake System
  • Steering System
  • Hydraulic System
  • Mast And Forks
  • Fork Positioner
  • Service Data

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