GENERAL
FUEL COOLANT AND LUBRICANTS
01-4
WB140PS-2N WB150PS-2N
12
FUEL COOLANT AND LUBRICANTS
It is not our policy to approve fuel, coolant and lubricants or to guarantee performance in service. The responsibility for the
quality of the fuel, coolant and lubricant must remain with the supplier.
When in doubt, consult your Komatsu distributor. The following table shows specified fuel, coolant and lubricants recom-
mended for this machine.
OPTION FOR VERY COLD AREAS:
If the temperature is below 10°C, contact your distributor for advise on the type of oil
to be used.
Reservoir
Kind of
fluid
Ambient Temperature
Capacity
-30
-20
-10
0
10
20
30
40
50°C
Specified
Refill
Engine oil
pan
Oil AP
I CI-
4
or
JAS
O
SH-1
SAE 5W-30
7.9
L
7.9
L
SAE 10W
SAE 20W-20
SAE 30
SAE 40
SAE 10W-30
SAE 15W-40
Hydraulic
system
SAE 5W*
150
L
92
L
SAE 10W
SAE 30
SAE 10W-30
Hydraulic
system with
biodegrad-
HEES
150
L
92
L
Front axle
diff
O
il API CI-4
See Note 1
6.5
L
6.5
L
Final gear
1
L
each
1
L
each
Rear axle diff
14.5
L
14.5
L
Final gear
1.5
L
each
1.5
L
each
Transmission
ATF
GM DEXRON
®
II D
20
L
17
L
Brakes
0.8
L
0.8
L
Fuel tank
Diesel
fuel
ASTM
D975 No. 1
130
L
-
ASTM D975 No. 2
Engine cool-
ing system
Coolant
AF-NAC
14
L
-
