Engine | 470.9, 471.9 in model 963 |
with code M5R (Engine version, EEV) | |
except code M5C (Engine version Euro VI, D) | |
except code M5L (Engine version Euro VI version 2) | |
except code M5M (Engine version Euro VI, with OBD-C) | |
except code M5Z (Engine version, Euro VI) | |
except code U2G (Exhaust box) | |
Engine | 470.9, 471.9 in model 963 |
with code M5Y (Engine version, Euro V) | |
except code M5C (Engine version Euro VI, D) | |
except code M5L (Engine version Euro VI version 2) | |
except code M5M (Engine version Euro VI, with OBD-C) | |
except code M5Z (Engine version, Euro VI) | |
except code U2G (Exhaust box) |
W49.20-1146-09
1 | Exhaust aftertreatment unit | 7 | Electrical connector | 12 | Heat shield | ||
2 | Electrical connector | 8 | Electrical connector | 13 | Heat shield | ||
3 | AdBlue® return line | 9 | Electrical connector | 14 | Exhaust tailpipe | ||
4 | AdBlue® pressure line | 10 | Line package | A60 | Exhaust aftertreatment (ACM) control unit | ||
5 | Exhaust flex pipe | 11 | Electrical connector | A67 | AdBlue® metering device | ||
6 | Electrical connector |
Shown: equipped and unequipped EATU |
A | Unequipped EATU (delivery condition) |
B | Equipped EATU |
1 | Exhaust aftertreatment unit |
12 | Heat shield |
13 | Heat shield |
15 | Carrier |
16 | Carrier |
W49.20-1147-06
Warning | Risk of injury caused by body parts being pinched or crushed as cab is tilted | Ensure that no one is within the tilting range of the cab as it is being tilted. Always tilt the cab all the way to the end position and secure it with the safety strut. | |
Warning | Risk of injury. Skin or eye injuries may result when handling hot or glowing objects. | Wear protective gloves, protective clothing and safety glasses, if necessary. | |
Caution | Risk of injury caused by scraping or cutting body parts on sharp vehicle parts | Always wear protective gloves when working on or near sharp and non-deburred vehicle parts. | |
Topical note | Notes on tilting the cab | ||
Topical note | Notes on self-locking nuts and bolts | ||
Note on calculation of tightening torque when using insertion or socket tools with various effective lengths | |||
Remove exhaust aftertreatment unit | |||
1 | Switch off ignition. | ||
2 | Tilt cab. | ||
3 | Remove electrical connector (11) from the exhaust gas aftertreatment control unit. | ||
4 | Remove rear fender section from the exhaust gas aftertreatment unit (1). | ||
5 | Unfasten line package (10). | ||
6 | Remove AdBlue® metering device and tie to one side. | Do not disconnect electrical connector (5) and AdBlue® pressure and return lines (4, 3). | |
7 | Disconnect electrical connections (6, 7, 8, 9). | ||
8 | Remove exhaust flex pipe (5). | ||
9 | Remove mounting plates over the carriers (15, 16). | ||
10 | Remove exhaust gas aftertreatment unit (1) from the frame using a pallet forklift. | | |
Raise EATU (1) by about 5 cm, then pull outwards | |||
Perform manual work for replacement – only then perform operation steps 11 to 13 | |||
11 | Remove heat shields (12, 13). | ||
12 | Detach/attach component parts of exhaust gas aftertreatment unit (1). | ||
Some assembly parts are reused for replacing the EATU (1). This must be removed and attached together with the new parts to the new EATU (1). | |||
Exhaust temperature sensor to exhaust aftertreatment unit | |||
NOx sensor to exhaust aftertreatment unit | |||
NOx sensor control unit to bracket | |||
NOx sensor control unit bracket to exhaust aftertreatment unit | |||
Carrier at exhaust aftertreatment unit | |||
13 | Attach heat shields (12, 13). | ||
Install EATU | |||
14 | Attach exhaust gas aftertreatment unit (1) to the frame with the aid of a pallet forklift. | | |
15 | Install mounting plates over the carriers (15, 16). | Bolt, mounting plate to exhaust aftertreatment unit carrier | |
16 | Install flexible exhaust pipe (5). | ||
17 | Attach AdBlue® metering device to the exhaust gas aftertreatment unit (1). | Installation: Install new seal and screw/bolts. | |
AdBlue® metering device to EATU | |||
18 | Connect electrical connectors (6, 7, 8, 9). | ||
19 | Connect electrical connector (11) to the exhaust gas aftertreatment control unit. | ||
20 | Fasten line package (10). | ||
21 | Attach rear fender section to the exhaust gas aftertreatment unit (1). | ||
22 | Tilt back cab | ||
Only then perform additional work for replacement – operation steps 23 to 25 | |||
23 | Update VeDoc documentation. | ||
The VeDoc documentation must be updated before the following operation steps was updated. | |||
24 | "Re-hook" exhaust gas aftertreatment control unit or link to the exhaust gas aftertreatment unit (1). | ||
| Notes on: Linking exhaust aftertreatment (ACM) control unit and exhaust aftertreatment unit, form | ||
| |||
To do this the filled out form must be scanned in and sent as an attached file together with an XSF ticket to the central VeDoc team. | |||
25 | Update software release on the exhaust gas aftertreatment control unit. | ||
26 | Perform teach-in processes on the exhaust gas aftertreatment control unit. | ||
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