Caterpillar DP135N Forklift Service Manual (99799-63100)

A Cat DP135N is a diesel counterbalanced forklift for moving pallets around the warehouse, loading areas, and yard. When one is parked during second shift, this is the workshop manual a maintenance tech, dealer technician, or rental mechanic reaches for to get it back into service. It covers the DP135N chassis and the matching engine publication in one set.

What this manual helps you do

• Trace wiring faults and electrical problems.
• Check cooling, steering, braking, hydraulic, and power train systems.
• Follow mast, fork, axle, transmission, and adjustment procedures.
• Diagnose operating faults using service data and troubleshooting guidance.
• Rebuild or service engine and truck assemblies with workshop procedures.

Who this is for

This suits warehouse maintenance techs, plant maintenance teams, independent forklift repair shops, dealer technicians, and rental fleet mechanics. It is for the forklift repair trade, with the operator handbook available as the companion volume for daily truck operation.

FAQ

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

A: You receive 2 separate Cat publications delivered as 27 PDF files, split by section. The files have a real text layer, so you can search and copy text, then print or zoom the pages as needed.

Q: Does it fit my truck?

A: Yes, if your truck is a Cat DP135N with serial coverage T38A-10011-up. The publication also identifies DP100N, DP120N, DP150N, and DP160N coverage, helping shops match the manual to the fleet.

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

A: It is a service manual for in-house repair, fault tracing, adjustment, teardown, and rebuild work. The engine service material is bundled with the truck service publication, so the set supports work from the engine end through the chassis, hydraulics, mast, and wiring.

For a DP135N in that serial range, this is the manual set to pull the truck out of the aisle and back into the next work wave.

Models covered by this manual

Caterpillar publication 99799-63100 is the factory service manual for the DP135N, serial range T38A-10011-up. The same publication covers 4 further forklift models: DP100N, DP120N, DP150N, 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

Caterpillar Software

Caterpillar PDF Manuals