Service Manual

Operation & Maintenance Manual for WP7 Euro Ⅵ
Vehicle Diesel Engine
4
can run stably with low resistance and low fuel consumption.
1.6 Difference between the Weichai Power special oil and common oils
Item
Special oil
Common oil
Base oil
Adopt the imported class IV
hydrocracking basic oil.
Most oils adopt domestic
class I base oil, a few
adopt class II base oil
Additive
Mainly adopt the imported high-quality
composite additive.
Domestic additive
Performance
With targeted professional formulation,
the special oil features good lubricating
and cleaning performance, and
effectively improves the fuel economy
(saving fuel by 3~8%) and provides
professional protection for the diesel
engine even in severe working
conditions such as heavy load and dusty
environment (heavy load or heavy dust)
Only meet the common
lubricating requirements
Oil change
interval
At normal use, it can be extended by
3,500~7,000km (for CH-4, 10000km
can be extended).
Normal interval