A113a1 | NOx sensor control unit |
1 | Electrical connection of the NOx sensor and control unit assembly (A113) |
2 | Temperature sensor electric connection after the catalyst (B116) |
3 | Temperature sensor electric connection before the catalyst (B115) |
4 | Support muffler fastening screws |
5 | Silencer with catalyser |
B14.40-0149-12
| Remove/install | ||
1 | Turn off ignition | ||
2 | Detach the exhaust piping at the muffler inlet with catalyst (5) | In order to prevent burn injuries, do not carry out the due work when the exhaust piping is hot. | |
.Exhaust pipe on silencer | |||
3 | Detach the electrical connection from the NOx sensor and control unit assembly (A113) (1), the electrical connection of the temperature sensor after the catalyst (B116) (2) and the electrical connection of the temperature sensor before the catalyst (B115) (3) | ||
4 | Remove oil temperature sensor (B115) from the silencer inlet (5) | Remove/install temperature sensor upstream of SCR catalytic converter | |
5 | Remove the temperature sensor (B116) at the muffler outlet with catalyst (5) | Remove/install temperature sensor downstream SCR catalytic converter | |
6 | Remove the NOx sensor and control unit assembly (A113a1) | Remove/install NOx sensor with controller unit | |
7 | Support the muffler with catalyst (5) upon a hydraulic jack | Use an appropriate support between the muffler with catalyst (5) and the hydraulic jack. | |
8 | Loosen the screws (4) on the muffler bracket | ||
Topical note | Notes on self-locking nuts and bolts | ||
.Catalyst on the stringer | |||
9 | Remove the muffler with catalyst (5) from the longitudinal member support | ||
10 | Install in reverse order |
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