5-8
Oil selection table
Choose suitable oil according to factors such as ambient temperature and operating conditions, etc. It is necessary to use
oil that meets the following specifications.
Lubricating oil or fuel
Operating temperature
Viscosity
Recommended alternative oil
Engine lubricating oil
CH4 15W/40
CH4 5W-30
-15°C ~+40°C
-25°C~+30°C
Hydraulic oil
Low temperature area: HS46+
general area: HMP46+
Above -35 ° C
Above -12 ° C
At 40°C
46±4.5 (
㎜
2
/s)
The hydraulic oil meeting the
requirements
of
Technical
Specification for Hydraulic Oil of
Construction
Machinery
in
the
enterprise standard of Yuchai Heavy
Industry
Lubricating oil for the
walking reducer
Gear oil (GL-5) for
heavy-duty vehicles
Universal in winter and summer
SAE80W/90
Lubricating oil for the rotary
reducer
Gear oil (GL-5) for
heavy-duty vehicles
Universal in winter and summer
Lubricating oil for the guide
wheel and the supporting
wheel
Axle oil Hz-23 grease
Various temperature
At 50°C
20
~
25(
㎜
2
/s)
Lubrication grease
Molybdenum Disulfide Lithium
Grease (No. 3)
-20°C
~
160°C
Fuel oil
In summer: No. 0 light diesel
In winter: - No. 10 light diesel
- No. 20 light diesel
- No. 35 light diesel
>0
℃
0
℃
~
-5
℃
-5
℃
~
-15
℃
-15
℃
~
-28
℃
Coolant (antifreeze) (glycol
type engine)
JT 225-1996 - No. 25
- No. 35
- No. 45
>- 15
℃
>- 25
℃
>- 35
℃
⚫
Oil volume data
Category
Unit
Value
Fuel tank
L
23
Engine oil
L
3.4
Hydraulic oil tank
L
20
Summary of Contents for U27
Page 1: ...U27Hydraulic Excavator Instruction Manual Guangxi Yuchai Heavy Industry Co Ltd...
Page 5: ...1 1 Preface...
Page 17: ...2 1 Safety regulations...
Page 44: ...3 1 Parts introduction...
Page 49: ...3 6 Panel meter Oil level pointer Timing display Water temperature pointer Indicator area...
Page 55: ...4 1 Operation guide...
Page 89: ...5 1 Maintenance...
Page 130: ...6 1 Accessories guide...