Hyundai HL660 Plus HL665 Plus HL660L Plus HL665L Plus Wheel Loader service manual
Choose your manual
About the Hyundai Construction Equipment Wheel Loaders
Hyundai factory service manuals for wheel loaders: 107 models, from the compact HL630 series to the HL985A.
Hyundai HL660 Plus HL665 Plus HL660L Plus HL665L Plus Wheel Loader service manual
This is the Hyundai HL660 Plus HL665 Plus HL660L Plus HL665L Plus Wheel Loader service manual, as a PDF. It runs to 209 pages in 12 parts.
It covers the Hyundai HL660 wheel loader. It is Hyundai's own service manual, the documentation the dealer workshops repair these machines with.
About the Hyundai HL660 wheel loader
Wheel loaders spend their life in repeated load cycles, which wears the transmission, the axles and the loader linkage. The workshop manual covers testing and rebuilding them with the manufacturer's values.
What is inside
Its chapters cover the engine, the fuel system, the transmission and drivetrain, axles and final drives, the hydraulic system, the electrical system, steering and specifications. The largest sections are Section 3 - PLANETARY GEAR DRIVE TRANSMISSION (60 pages), Section 6 - WORKING DEVICES AND HYDRAULIC SYSTEM (24 pages) and Section 9 - BRAKING SYSTEM (21 pages).
- Section 1 - GENERAL ECTION 1 GENERAL (11 pages)
- Section 2 - HYDRAULIC TORQUE CONVERTER (15 pages)
- Section 3 - PLANETARY GEAR DRIVE TRANSMISSION (60 pages)
- Section 4 - ELECTRO - HYDRAULIC SHIFT GEARBOX (7 pages)
- Section 5 - STEERING SYSTEM (10 pages)
- Section 6 - WORKING DEVICES AND HYDRAULIC SYSTEM (24 pages)
- Section 8 - WHEEL DRIVE AXLE (13 pages)
- Section 9 - BRAKING SYSTEM (21 pages)
- Section 10 - ELECTRIC SYSTEM (3 pages)
- 3 - Fuel Oil Level Meter (1 page)
- 4 - Engine Speed Meter (2 pages)
- 6 - Buzzer Stop Light (11 pages)
What you can do with it
- Find the cause of a fault before replacing parts
- Remove, overhaul and refit major components
- Set pressures, clearances and adjustments to the factory values
- Use the right torque values and tightening sequences
- Read the wiring and hydraulic diagrams when tracing a problem
Who it is for
Owners and operators who maintain their own machines, contractors' and rental workshops, independent repair shops and dealers.
Make sure it is your machine
Check the model and serial number on your machine before ordering. Some manuals only cover a range of serial numbers.
Questions about this manual
Which machines does this manual cover?
The Hyundai HL660. If your machine has a different model number, look for the manual for that model.
Is it the original manufacturer manual?
Yes. It is Hyundai's own service manual, not a third-party reprint or a summary.
How many pages does it have?
209 pages, in 12 parts listed above.
How do I receive it?
It is a PDF. After payment it is available to download from your account, and you can read it on a computer, tablet or phone or print the pages you need. No printed book is shipped.
