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Axle Oil
Kind of Oil
Application
Air Temperature
Recommended Product
Alternative Product
f
NOTE:
When using TO-4 SAE50 or TM-4M Fluid other than the listed recommended products, add
6% additive to prevent or eliminate service brake application noise. Recommended additive
package: HCM 9990A or equivalent.
The acceptable ambient temperature when using TO-4 SAE50 Fluid should fall within the
range -15 to 45°C (5 to 113°F).
The acceptable ambient temperature when using TO-4M Fluid should fall within the range
-30 to 45°C (-22 to 113°F).
Hydraulic Oil
Kind of Oil
Application
Air Temperature
Change Interval
Recommended Product
Alternative Product
f
NOTE:
Never mix hydraulic oils containing zinc with zinc-free hydraulic oils as hydraulic system
component damage could result.
Use appropriate oil of viscosity depending on the temperature. Low temperature viscosity
will differ depending on each product. Contact each hydraulic oil manufacture directly.
Recommended Coolant
Refer to page 7-72 for information.
MAINTENANCE
Hitachi
TO-4 SAE50 Fluid, TO-4M Fluid,
4000 hours
Hitachi
Super EX 46HN
7-16
Gear Oil
Axle & Wet Disc Brake
-25 to 45 °C (-13 to 113 °F)
High Gear Oil
TKTT15150-4th
with 6% friction modifier
Hydraulic Oil
Hydraulic System (Hydraulic Oil Tank)
-20 to 45 °C (-4 to 113 °F)
-
2000 hours
-
JCMAS HK VG46W
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Troubleshooting
