Operation & Maintenance Manual for WP7 Euro
Ⅵ
Vehicle Diesel Engine
1
I.
Operation & Maintenance Manual for WP7 Euro
Ⅵ
Vehicle Diesel Engines
1 Fuel, lubricating oil, antifreeze and auxiliary material for the
diesel engines
1.1 Fuel
Summer: use the #0 diesel fuel.
Winter: use the #-10 diesel fuel under general conditions, use the #-20 diesel fuel
when the atmospheric temperature is below -15
℃，
and #-35 diesel fuel when below
-30
℃
.
The fuel to be filled should meet the standard in appendix C.6 of national standard
GB 17691-2005.
1.2 Lubricating oil
1.2.1
For WP7 Euro
Ⅵ
series diesel engines, use oil with higher grade than CI-4
or CJ-4.
1.2.2. It is allowed to use the oil of higher grade instead of oil of lower grade.
1.2.3 If the ambient temperature is -15
℃
or higher, use the 15W/40 oil; if the
ambient temperature is -15
℃
or lower, use the 5W/20 oil.
(Weichai Power special oil should be used, see sections from 1.5 to1.8)
Before the startup of diesel engine, check the oil level in the oil sump.
1. Do not check the oil level during operation.
2. It is not allowed to mix the oils of different grades.
