16 19 010 Drawing off SCR active reservoir contents
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Special tools required:
IMPORTANT:
Ensure adequate ventilation in the workbay!
Avoid skin contact (wear gloves)!
Avoid eye contact (safety goggles)!
Urea/water mixture can escape when components carrying urea/water mixture are released. Have a collecting vessel ready.
Observe country-specific waste disposal regulations.
Avoid skin contact (wear gloves)!
Avoid eye contact (safety goggles)!
Urea/water mixture can escape when components carrying urea/water mixture are released. Have a collecting vessel ready.
Observe country-specific waste disposal regulations.
IMPORTANT:
Maintain conditions of absolute cleanliness.
Connections and covers of lines carrying urea/water mixture must be cleaned thoroughly with water after each removal or before each installation!
Thoroughly clean the working area with water after repair work.
Use fluff-free cloths for cleaning.
Close connections and lines!
Thoroughly clean special tool with water after each use.
Connections and covers of lines carrying urea/water mixture must be cleaned thoroughly with water after each removal or before each installation!
Thoroughly clean the working area with water after repair work.
Use fluff-free cloths for cleaning.
Close connections and lines!
Thoroughly clean special tool with water after each use.
Necessary preliminary tasks:
- Remove rear right WHEEL ARCH PANEL .
Unlock and disconnect snap fastener (1).
Unclip filler pipe from brackets (2).
Installation note:
Check correct engagement of snap fastener (1) by attempting to pull.
IMPORTANT:
Use extractor unit 2 302 782
(for 230V) or 2 302 919
(for 120V).
Attach adaptor hose 2 355 173 to the intake side of the extractor unit.
Before start-up of extractor unit urea/water mixture:
Comply with equipment
manufacturer's operating instructions and safety regulations.
Note extraction direction (see arrow in illustration)!
Attach adaptor hose 2 355 173 to the intake side of the extractor unit.
Before start-up of extractor unit urea/water mixture:
Comply with equipment
manufacturer's operating instructions and safety regulations.
Note extraction direction (see arrow in illustration)!
Feed adaptor hose 2 355 173 of the extractor unit into the filler pipe (1).
The extraction hose may need to be twisted when inserting it.
IMPORTANT:
Insertion length of extraction hose 100 cm!
Draw off urea/water mixture.
NOTE:
Do not reuse drawn-off urea/water mixture.