BA 35203_04 * 3.0 * 35203_04_07_Wartung.fm 7-15
Maintenance 7
Specification of the SCR reducing agent
A highly pure 32.5% urea solution is used as a SCR reducing agent.
This is known as DEF or AUS 32.
More information about the urea solution
– see “Urea solution” on page 7-87.
Safety instructions
Health hazard from SCR reducing agent!
SCR reducing agent and its vapors are harmful to health!
► Avoid contact with the skin, eyes and mouth.
► Seek medical attention immediately in case of accidents with
SCR reducing agents.
► Wear protective equipment.
Collect the escaping SCR reducing agents with suitable
containers and dispose of it in an environmentally friendly
manner!
Identification
DEF or AUS 32
Normative specification
Coolant
Only use the coolant additives specified in table "Overview of lubricants"
– see page 7-12.
Dispose of throwaway containers according to national regulations.
Standards valid in
DIN 70070 Germany
ISO 22241-1 World-wide
ASTM D7821 USA
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