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(3) Cleaning oil/water separator
Periodically wash the oil / water separator element and
inside cup with clean fuel oil.
1) Prepare a waste oil container.
2) Close the fuel cock.
3) Loosen the drain cock and drain.
Refer to 2.2.3.(2)
4) Turn the retaining ring counter-clockwise and
remove the cup.
(Disconnect the coupler of the lead wire for drain
sensor before removing the cup if it is with drain
sensor).
5) Wash the element and inside cup with clean
fuel oil. Replace the element with new one if any
damaged.
Model
Applicable element Part No.
3IRH2N
4IRI8T
54468178
6) Insert the element to the bracket (O-ring) and after
putting the float ring in the cup, install it to the
bracket by tightening the retaining ring clockwise.
Tightening torque: 15 20Nm (1.5 2.0kgf-m)
7) Close the drain cock (connect the coupler if with
drain sensor).
8) Bleed the fuel system. Refer to 2.2.3.(3)
