Remove/Install Camshaft Positioner - Ar05.20-D-7204TSC
Engine 274 in model 907
| Risk of injury . Moving parts can pinch, crush or, in extreme cases even sever extremities. | No parts of the body or limbs should be within the operating area of mechanical components when moving components. | AS00.00-Z-0009-01A | |
| Risk of injury
to skin and eyes due to handling of engine oil. Risk of poisoning caused by swallowing engine oil |
Wear protective gloves, protective clothing and safety glasses. Do not fill engine oil into beverage containers. |
AS18.00-Z-0001-01A | |
| 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. Deburr repair panels. |
AS00.00-Z-0017-01A | |
| Notes on avoiding damage through contamination and foreign objects | AH00.00-P-5000-01A | ||
| Remove | |||
| 1 | Remove cylinder head cover. | AR01.20-D-5014TSC | |
| 2 | Rotate the engine at crankshaft center bolt in direction of engine rotation with the aid of a telescope mirror (5) to ignition TDC on cylinder 1. | Telescope mirror (5) |
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| Fig 3 | |||
| 3 | Remove the chain tensioner. | AR05.10-D-7800TSC | |
| 4 | Install holding device (01a). | Fig 1 | |
| 5 | Install the brackets (02a, 02e). | Before assembly of the bracket (02a, 02e), the camshafts (4) must be in the TDC position so that the brackets (02a, 02e) can be put in place and installed without further pressure. This prevents damage occurring. The camshafts (4) may exclusively be turned using the socket or with the screw/bolt (N 000000 005561) in combination with the disk (604 990 00 40). This prevents damage to the camshafts (4). |
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| Fig 4 | |||
| Fig 1 | |||
| 6 | Remove control valves (2) of the camshaft positioners (1). | Fig 2 | |
| 7 | Unhook timing chain (3), remove the camshaft positioners (1) from the camshafts (4) and secure timing chain (3) against falling down. | ||
| Install | |||
| 8 | Install the camshaft positioners (1) with laid on timing chain (3). | ||
| Specified engine oils (service) - Overview | BB00.40-P-0223-02A | ||
| 9 | Screw in control valves (2) all the way. | ||
| Specified engine oils (service) - Overview | BB00.40-P-0223-02A | ||
| 10 | Install the chain tensioner. | AR05.10-D-7800TSC | |
| 11 | Screw control valves (2) in tight. Notes on threaded connections fastened using a tightening angle-based tightening process |
AH00.00-P-0020-01A | |
| *BA05.20-N-1005-02C | |||
| 12 | Remove holding device (01a). | Fig 1 | |
| Check | |||
| 13 | Check basic position of camshafts (4). | If the basic position of the camshafts (4) is incorrect, ↓ adjust basic position of camshafts (4). |
AR05.20-D-6010TSC |
| AR05.20-D-6020TSC | |||
| Install | |||
| 14 | Install cylinder head cover. | AR01.20-D-5014TSC | |
| Check | |||
| 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. | AS00.00-Z-0005-01A | |
| Risk of burn injuries , suffocation and poisoning when working on the exhaust system and the components connected to it. Risk of suffocation and risk of poisoning caused by inhalation of gaseous and solid components of the exhaust. Risk of poisoning caused by skin contact with solid components of the exhaust. | Wear protective clothing and safety glasses. Use the extraction system. Move people out of the hazard area. | AS49.00-Z-0001-01A | |
| 15 | Carry out engine test run and check engine for proper leaktightness and leaktightness. |
| Number | Designation | Engine 274 in model 907 | ||
|---|---|---|---|---|
| BA05.20-N-1005-02C | Center valve, pulse wheel or camshaft adjuster to camshaft | Stage 1 | Nm | 18 |
| Stage 2 | ∠° | 40 | ||