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Drain the used HST oil (RM830 ONLY)
1. Place the suitable container below the HST unit to catch the oil, then
remove the oil drain plug (A Figure 14).
2. Allow the used oil to drain completely, then reinstall the oil drain plug,
and tighten the oil drain plug securely.
3. With the HST unit on a flat surface, refill to the upper limit mark with
the recommended oil. (Refill same oil if possible.)
When oil is added, please pay high attention not to mix dust with oil.
Tighten the cap securely to prevent leakage.
Never loose the bolt (B Figure 14). Otherwise, it might influence for
machine driving. To do so is considered misuse, and damage caused
by misuse is not covered by Warranty.
Breeding the hydrostatic transmission system : (RM830 ONLY)
•
After replacing the HST oil, some air can go in the
hydrostatic system. If there is air in the transmission
system, the driving is not perfect. Please do as following.
Tilt the change lever by half to FORWARD and
•
BACKWARD for 10 seconds and then, return the
change
lever
to
*Please do above 2 works 5 times.
When tilt the change lever, throttle must be kept idling.
•
And then, please make sure if there is no bubbles in the
HST oil tank.
After working, please make sure if the oil level reaches
•
"High level position" in oil tank.
If not, please add oil up to "High level position" in oil tank.(figure 18)
HST oil replacement frequency
First replacement:
After 20 hours of operation
References: (The color of HST oil)
Color
Clean and no changing color.
Clean, but there are some black points.
Milky white
Black
Fuel (Figure 16 and Figure 17)
•Check that the fuel tank level is full(1, Figure 1). Fuel level is full when the needle of the gauge
indicated « F ». Fuel level is emprty when needle of gauge indicate « E ». If fuel is empty, need to
load the fuel. Check that tank cap is fully closed, and check for leaks. Use only a good quality
gasoline(11.00L).
OREC RM83G - © SAT 03/2015
Figure 16
neutral
position.(Figure
Smell
Good
Good
Good
Bad
Forward
Throttle(Idling)
15)
Later replacement:
Each 200 hours or Every year whichever comes first.
Status
No foreign object
Some foreign object
Some water.
Oxidated and degrade.
16
B
A
Figure 14
Backward
\
Figure 15
To do
Use as usual
Use after filtering
Change the oil
Change the oil
Figure 17
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