4.
Tighten hexagon (2) to specified torque using a torque wrench.
Name
Size
Type
Lubricant
Value/Standard
Nut
M20x1.5
Tightening torque
50 Nm ±10 Nm
5.
Connect connector (1) to all evaluation units latch it.
Installing NOx sensors before
and after SCR – used sensors
Note:
• Sensors may only be used twice.
• After being exposed to any impact, the
sensor is considered to be faulty and may
not be used.
1.
Install evaluation units before and after SCR.
2.
Only remove protective cap from thread im-
mediately before assembly.
Note:
Apply assembly compound sparingly and en-
sure that lubricant does not drip or run down
onto the sensor.
3.
Apply specified assembly compound to sen-
sor thread as necessary.
4.
Screw in sensors by hand.
5.
Tighten hexagon (2) to specified torque using a torque wrench.
Name
Size
Type
Lubricant
Value/Standard
Nut
M20x1.5
Tightening torque
(Assembly compound
(Molykote P 37))
50 Nm ±10 Nm
6.
Connect connector (1) to all evaluation units latch it.
Final steps
Note:
Replace insulating moldings as necessary
(front and rear).
1.
Insert front insulating molding (4).
2.
Install metal plate segment (2).
3.
Tighten screws (1) to specified torque using a torque wrench.
Name
Size
Type
Lubricant
Value/Standard
Screw
Tightening torque
(Assembly compound
(Molykote P 37))
34 Nm ±3 Nm
4.
Close clamps (3).
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