What's inside

From the manual's own table of contents: 32 topics. See sample pages (PDF, 935 KB)

SECTION
GENERAL INFORMATION
COMMUNICATIONS PORT CHECK
PTU Hookup
SEQUENCE TESTS - (Engine not running)
Throttle System Check and Adjustment
Electronic throttle system
Electronic throttle system Fuel Enhancement (“Fuel Saver”)
Retard System Check and Adjustment - Electronic Pedal System
Williams Electronic Retard Pedal and ACC/RET or RET Interface
Electronic Retard Pedal, Current Production Trucks
Reverser and Propulsion Contactors Check
Propulsion Lockout Test (DDEC, MTU Engines)
Retard Contactors Operation Check
Ground Fault Sensing Check
Ground Fault in Retard Operation Check
Override Operation Check
Anti-Reversal Function (AR) Check
Overspeed Retard Operation Check
Hoist Interlock Operation Check
Motor Blower Fault Light Operation Check
DIGITAL INPUT/OUTPUT SIGNALS TESTS - FL275 CARD PANEL
Setup Manual Digital Input/Output Test on PTU
Digital Input Checks

Show all 32 topics

Digital Output Checks
ANALOG INPUT SIGNALS TESTS - FL275 CARD PANEL
Setup Analog Input Monitor Screen on PTU
Analog Input Checks
Frequency Input Checks
SPEED EVENT CHECKS
Single Speed Overspeed - Overspeed Settings Check
Empty Truck - 2 Speed Overspeed Settings Check

Inside this manual

Real pages from this service manual (863 pages). Open the sample pages (PDF, 933 KB)

Sample pages from the Komatsu 730E Dump Truck Service Manual: Troubleshooting, Diagram, Specifications, Foldout diagram

Troubleshooting, page 219: Miscellaneous Electrical Propulsion Components
Diagram, page 726: Payload Meter II™
Specifications, page 804: 3. Pump Cycle Timer (also called a "Flasher" timer,
Foldout diagram, page 838

This is a service manual

Here's how it compares to the other manual types.

This manual

Service manual

Factory repair procedures and technical information such as specifications, troubleshooting, and wiring and hydraulic diagrams, for the models and systems the manual covers. See What's inside for its topics.

Operator's manual

Safe operation, controls, maintenance schedules, lubrication points, inspections, and basic checks. Repair procedures are in the service manual.

Parts manual

Illustrated diagrams with factory part numbers for identifying components and ordering parts. Repair procedures are in the service manual.

Engine service manuals are sometimes sold separately, since certain machine models were offered with more than one engine option.

What it's used for

Factory manual for in-house farm and construction shop use. Straightforward, complete, and easy to follow. It contains the OEM information dealership service departments and parts counters use to diagnose problems, identify components, and perform maintenance or repairs correctly.

Service shops and owner/operators who repair their own equipment

Identifying correct parts and seeing how assemblies come apart and go back together

Keeping equipment running with less downtime

Factory manual, 863 pages

Quantity one is the manual described above.

Fast free USA shipping

Ships in 1 business day.

60-day returns

Free if the mistake is ours. A manual ordered in error must come back unopened in its shrink-wrap; you pay return shipping and a 20% restocking fee applies. Return policy

Binder not included

Manuals over about 300 pages may need a standard 3-ring binder, which you can buy locally to keep the pages organized for shop use.

Questions about model, serial number, engine coverage or contents? Contact us before purchasing and we'll help confirm it's the right manual. Please verify the manual type, machine model, serial number range and engine coverage before purchasing: manuals ordered in error carry a 20% restocking fee (return policy).

Komatsu 730E Dump Truck Service Manual