Coolant - Baudoulin 4M11G Maintenance Manual

Maintenance Manual of 4M11 Series Diesel Engine For Land Power Generators
Note:
1) Before starting the diesel engine, ensure to check the engine oil level within oil pan.
2) Do not check the oil level while the diesel engine is running.
3) Never mix special engine oil of Weichai Power with engine oils of other manufacturers.
For the added volumes of engine oil and numbers of filters of Weichai Power engines. See Table 2-3.
Table 2- 3 Added Volumes of Engine Oil and Numbers of Filters of Weichai Power Engines
Remark:
added volumes shall be decided with the oil dipstick.
moisture-removing filter as developed by Weichai Power, they shall also
be replaced when the fuel is replaced.

2.1.3 Coolant

The freezing point specification for Weichai special coolant includes -25ºC, -35ºC, and
-40ºC. Please choose Weichai special coolant of different freezing points based on the local
environmental temperature in such manner that the freezing point is less than local air
temperature by approximately 10ºC, with reference to Table 2-4.
20W-50
Added
volume of
Model
engine oil
(L)
4M11 9~12
1) The added volumes listed in the table are only for reference. Actual
2) If the vehicle is equipped a highly-cold-resistant filter or
Table 2- 4Weichai Special Heavy-duty Engine Coolant
Variety
Heavy-duty
engine coolant
-15-45
Number of filters
Diesel engine
Engine oil
filter Coarse filter
1 1
Product category
HEC-Ⅱ-25
HEC-Ⅱ-35
10
Diesel filter
Fine filter
1
Packing
specification
4kg，10kg