3-9
［
3.2.4
DRAINING FUEL PRE-FILTER
To avoid the damage of O-ring, remove foreign matter around the mounting area of drain plug. Damage of O-ring
causes leak of fuel, and it causes fire.
The fuel pre-filter is a device which separates water mixed in fuel.
When water is accumulated in the fuel pre-filter, drain the water.
2
3
5
1
4
A
B
1.
Use the starter key to open the side door on the
right side of the machine and hold it with the stay.
2.
Place a drain oil container under drain hose (2).
3.
Raise fuel shutoff valve (5) to "Close" position (A).
4.
Loosen drain valve (3) and air bleeder plug (4) to
drain water accumulated in fuel filter (1) into the
container.
5.
After draining the water, tighten drain valve (3) and
air bleeder plug (4) securely.
Check the water drained to the container. If that is
contaminated significantly, clean the element and
the inside of the case.
6.
Lower fuel shutoff valve (5) to "Open" position (B).
7.
Remove the support stay and close the side door.
Copyright©2020 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YY00041ZE03] [0701CsCshWbYs]
