S49.10-4528-09
2 | Screw/bolt | 5 | ATL | 8 | Clamp | ||
3 | Exhaust pipe | 6 | Screw/bolt | 10 | Screw/bolt | ||
4 | Heat shield | 7 | Screw/bolt | 11 | Screw/bolt |
12 | Catalytic converter |
13 | Bracket |
14 | Nut |
S49.10-4547-02
Danger | Risk of death caused by vehicle slipping or toppling off of the lifting platform. | Align vehicle between vehicle lift columns and position the four support plates at the vehicle lift support points specified by the vehicle manufacturer. | |
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. | |
Topical note | Notes on self-locking nuts and bolts | ||
| Remove/install | ||
1 | Remove front engine cover | ||
2 | Detach vacuum line on vacuum pump and place to one side | ||
3 | Remove engine air intake duct downstream of air filter | ||
4 | Remove rear engine cover | ||
5 | Remove screw/bolts (6, 7) for heat shield (4) on ATL (5) and exhaust collector pipe | Bolt, heat shield to bracket | |
Bolt, heat shield to exhaust collector pipe | |||
6 | Unscrew screw/bolts (10, 11) from ATL (5) | Bolt, exhaust pipe to turbocharger | |
7 | Remove oxygen sensor | ||
8 | Remove rear lower engine compartment paneling | Model 639.7## /8## ## from 055347 | |
Installation: Only attach after the leak test. | |||
9 | Remove catalytic converter (12) from holder (13) | To do this, unscrew nuts (14). | |
Installation: Replace nuts (14). | |||
Nut, catalytic converter to bracket | |||
10 | Remove screw/bolt for the bracket (2) at the cylinder head | Screw/bolt, catalytic converter or exhaust pipe to cylinder head bracket | |
11 | Remove clamp (8) | Bolt, clamp securing catalytic converter with diesel particulate filter to exhaust pipe | |
12 | Remove exhaust pipe (3) downwards | Installation: Put exhaust pipe (3) on lower screw/bolt (10) on ATL (5). | |
13 | Remove seal on ATL | Installation: Replace seal. | |
| Clean | ||
14 | Clean threaded hole on ATL (5) | ||
15 | Clean sealing surfaces on ATL (5) and exhaust pipe (3) | Cold degreasing agent/cold cleaning solvent HAKU 1025-920 | |
16 | Install in the reverse order | ||
| Check | ||
Warning | Risk of accident from vehicle starting off by itself when engine running. Risk of injury (bruises and burns) resulting from working on the engine while it is being started or when it is running. | Secure vehicle to prevent it from starting off by itself. Wear closed and snug-fitting work clothes. Do not touch hot or rotating parts. | |
17 | Check for leaktightness with engine running | Visual inspection only. |