Caterpillar DP35NM Forklift Service Manual (99729-80100)

This Cat DP35NM is a diesel counterbalanced forklift for moving and stacking loads around a warehouse, plant, or yard. A warehouse maintenance technician, dealer technician, or independent forklift shop reaches for this manual when the truck needs measured diagnosis, adjustment, repair, or scheduled service. If your truck is a DP35NM with serial AT14F-50012-99999, the answer is yes.

What this manual helps you do

• Trace electrical circuits, warning circuits, and starting or charging faults.
• Check service intervals, adjustment points, pressures, and other service data.
• Follow procedures for the power train, powershift transmission, axles, brakes, steering, and hydraulics.
• Diagnose alarm codes and operating faults before replacing parts.
• Rebuild or adjust mast, fork, hydraulic, and drive-system components by the book.

Who this is for

This suits plant maintenance staff, rental fleet mechanics, independent forklift repair shops, and Cat dealer technicians. It is a workshop service manual for the DP35NM trade, while the engine work is handled in the companion engine service manual, also available. The operator handbook and parts catalog are separate companion volumes.

FAQ

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

A: You receive 17 PDF files split by section, with 840 pages in total. The set carries a real text layer, so you can search and copy text, then view or print the relevant repair section.

Q: Does it fit my DP35NM truck?

A: Yes, when the truck is a DP35NM in serial range AT14F-50012-99999. The same publication also lists related GP, DP, and other N-series variants on its cover.

Q: Is this the right document for workshop repair?

A: Yes. It is the manual to use for fault finding, service intervals, alarm codes, adjustments, hydraulic work, and teardown or reassembly tasks that may be audited.

With this manual, your shop can diagnose and repair the DP35NM using the specified procedures and service data.

Models covered by this manual

Caterpillar publication 99729-80100 is the factory service manual for the DP35NM, serial range AT14F-50012-99999. The same publication covers 3 further forklift models: DP20NM, DP25NM, DP30NM. The cover also lists GP15N, GP18NM, GP18N, GP20CNM, GP20CN, GP20NM, GP20N, GP25NM, GP25N, GP25NMA, GP28N, GP28NM, GP30N, GP30NM, GP33N, GP33NM. Check the model and serial number on your data plate before ordering.

Table of Contents:

• 99729-80100 – Chassis & Mast Service Manual
  • General Information
  • Cooling System
  • Electrical System
  • Controllers
  • Power Train
  • Powershift Transmission
  • Front Axle And Reduction Differential
  • Rear Axle
  • Brake System
  • Steering System
  • Hydraulic System
  • Mast And Forks
  • Service Data
  • Lift Link Telematic Control Unit
  • How To Read Circuit Diagrams

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