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.
11.
Tighten filter cap (1).
Tightening torque: 20 to 25 Nm {2.0 to 2.5 kgm}
EVERY 4000 HOURS MAINTENANCE
Maintenance for every 50, 250, 500, 1000 and 2000 hours service should be performed at the same time.
REPLACE DEFINED LIFE PARTS
These parts change in material, wear, and deteriorate as they are aged.
Replace them every 2 years or every 4000 hours, whichever comes sooner.
MAINTENANCE PROCEDURE MAINTENANCE
4-80
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