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3.9 STARTING THE ENGINES
Hydraulic Oil Viscosity and Temperature Chart
Rated
viscosity
at 40° C of
hydraulic oil grade:
ISO VG
HLP 22
HLP 32
HLP 46
HLP 68
HLP 100
REMARK
The starting and operating temperatures in the above chart
depend on the hydraulic oil viscosity grade used in the system.
See decal in the operator's cab for viscosity grade of the factory
oil filling.
For example:
Hydraulic system filled with VG 22 viscosity grade oil.
1. Lowest permissible starting temperature (ambient tempera-
ture):
-20 ° C, see column "1"
2. Operating temperature:
min. + 8 ° C
max. + 55° C, see column "2"
230
Starting
Operating range
temperature
(max. 1000 cSt)
-1-
°C
°C
-20
8 - 55
-14
16 - 70
-6
25 - 80
0
32 - 85
+5
39 - 85
(100 - 10 cSt)
-2-
OPERATION
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