3. PERIODIC MAINTENANCE
– 80 –
– 81 –
(5) Every 1,000 service hours
②
Hydraulic oil suction filter
Take off the hydraulic tank cover. Take out and clean the strainer, change the strainer if
necessary.
③
Hydraulic oil tank
1) Remove the drain plug, and drain oil while it is warm.
2) Clean inside of the tank, and fill fresh oil to the
specified level.
3) Start and run the engine at idling for 2 to 5 minutes.
When the hydraulic oil has become free from air
bubbles, stop the engine and recheck the oil level.
WARNING
When draining a hot oil, use care not to get burned.
CAUTION
Be sure to use hydraulic oil recommended by SAKAI (refer to page 90).
⑪
Gear case : Wheel moter
1) Position the drum so that the drain plug comes to the
bottom.Keep the three salient parts (indicated in black
in the figure) on the axle shaft to face upward.
2) Remove the drain plug and fill / level plugs and drain
the oil while it is warm.
3) Refit the drain plug and fill the oil through the fill port
until it overflows at the level port.
4) Refit the fill / level plugs.
CAUTION
Be sure to use gear oil recommended by SAKAI (refer to page 90).
3. PERIODIC MAINTENANCE
– 80 –
Final drive
1) Rotate the wheel till the drain port is located at the
lowest position. Remove plug to drain oil.
2) At the final drive, adjust the position of plug until it is
parallel to the ground.
3) Fill oil through the fill port till oil overflows from the
level port.
4) When the final drive case is filled to the specified
level, refit the removed plugs.
CAUTION
Be sure to use gear oil recommended by SAKAI
(refer to page 90).
Differential case
1) Drain oil by removing the drain plug, fill port plug and
level plug.
2) Refit the drain plug.
3) Fill oil through the fill port till it overflows from the
level port.
4) Refit the removed plugs.
CAUTION
Be sure to use gear oil recommended by SAKAI
(refer to page 90).
