Hyundai HL630VL Operator's Manual page 4

Topic: special explanation of fuel system operation and maintenance
for loader
In order to let Hyundai loader for you to create greater economic benefits, please read this article
seriously.
Fuel quality is the important factors of make the engine to obtain fine performance and prolong service life
and realize low emission.
The main function of fuel is provide the required energy for diesel engine work and provide cooling and
lubrication for fuel inside the system precision components .The market supply of most of the diesel oil
can meet Hyundai loader installed diesel engine use requirement, but it has to meet the viscosity, cetane
number, sulfur content, cloud point, water and sediment content and performance requirements. Among
them, the viscosity, cetane number, cloud point and indicators in selecting the right after the diesel brand
generally its performance does not change, but the water and sediment index will because transportation,
storage, add and maintain undeserved causes such overweight, exceed the prescribed content
requirements (less than 0.05 volume percent). So as to increase the wear and tear of diesel engine fuel
system, causing the engine starting difficulty, power loss, smoke when fault.
To this end, we please the Hyundai loader users and operators must do the following points:
1) Choose conform to the requirements of the use of diesel, don't use small smelter and other production
the inferior diesel oil;
2) In diesel oil transportation, storage, added to take appropriate measures to reduce moisture and
impurity interfuse;
3) In strict accordance with "The operation maintenance manual "provisions of the maintenance period
of fuel system for drainage, filter replacement and maintenance work, and can shorten appropriately
according to working environment drainage and filter cartridge replacement cycle.
Thank you again for you choose the Hyundai products!
Special Explanation
With best regards