4.
Insert filter removal tool (3) into the bottom of the DEF
pump and thrust in with hand.
5.
Check that filter removal tool (3) is fully inserted to the end.
Insert the filter removal tool to the end where you cannot
thrust it in any further.
6.
Turn filter removal tool (3) in reverse, and remove filter (6).
Filter (6) is removed and you can take it out together with
filter removal tool (3).
If filter (6) cannot be removed from DEF pump, grip filter
removal tool (3), pull it down, then it will be removed.
7.
Slide filter (6) down, and remove spacer (5) from filter re-
moval tool (3).
8.
Pull filter (6) up while pushing in the tip of filter removal
tool (3), and remove it.
9.
Return the removed spacer (5) to filter removal tool (3),
and keep them.
10.
Insert a new filter and a new element into the bottom of
DEF pump, and lightly tighten them with hand.
MAINTENANCE PROCEDURE MAINTENANCE
4-74
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