AdBlue
®
/ DEF tank - suction filter
Replace filter element
- To change the filter, the supply
lines (B) at the AdBlue
head (A) must be dismantled and the
electrical connection (plug) (C) dis-
connected.
Use a suitable container or cloth to take
A
up any leaked residues.
- Loosen screws (D) and remove retain-
ing ring (E).
F 57 22
®
/ DEF multi-
B
A
D
E
C