| 1 |
1 x 4-pin tank fuel level sensor, including evaluation at the active tank |
| 2 |
Fine filter |
| 3 |
Pump/SCR delivery module |
| 4 |
Mechanical changeover valve for active tank (4/2-way valve) |
| 5 |
Filler neck for active tank |
| 6 |
Active tank, general |
| 7 |
Mechanical non-return valve |
| 8 |
Blending pump unit, passive tank to active tank |
| 9 |
Passive tank, general |
| 10 |
Filler neck for passive tank |
| 11 |
2-pin tank fill level sensor, detection of full tank |
| 12 |
2-pin tank fill level sensor, detection of empty tank |
| 13 |
Drainage opening, passive tank |
| 14 |
Mechanical pre-filter |
| 15 |
Mechanical filter |
| 16 |
Drainage opening, active tank |
| 17 |
Line for mixture |
| 18 |
Line for mixture |
| 19 |
Line heating of the intake pipe in the active tank |
| 20 |
Heating of the urea/water mixture |
| 21 |
Mixture feed line for SCR metering module |