Remove/Install Belt Pulley/Vibration Damper - AR03.30-P-1600MRA
Engine 274.9 in model 205
Engine 274.9 in model 253
MODIFICATION NOTES
| 26.07.2016 | Central screw belt pulley on crankshaft | Motor 274 | BA03.30-P-1001-01S |
Shown on engine 274.9 in model 205 (except 205.047/147/247)
| Notes on threaded connections fastened using a tightening angle-based tightening process | AH00.00-P-0020-01A | ||
| Remove | |||
| 1 | Remove poly-V belt | Engine 274.9 in model 205 (except 205.047/147/247) Engine 274.9 in model 253 (except 253.354/954) |
AR13.20-P-0001MRA |
| 2 | Remove engine air intake duct upstream of air filter | Engine 274.9 in model 205.047/147/247 Engine 274.9 in model 253.354/954 |
|
| 3 | Install retaining lock for crankshaft (4) | AR03.30-P-5000MRA | |
| 4 | Remove center bolt (1) | ||
| 5 | Detach belt pulley/vibration damper (2) from crankshaft (4) and remove | ||
| Install | |||
| 6 | Check contact surface of the radial shaft sealing ring (3) on hub of the belt pulley/vibration damper (2) for scoring and galling | In a case of scorch marks and galling ↓ Replace belt pulley/vibration damper (2) and radial shaft sealing ring (3). |
AR03.20-P-3000MRA |
| 7 | Check radial shaft sealing ring (3) for damage | If damage is present ↓ Install a new radial shaft sealing ring (3). |
AR03.20-P-3000MRA |
| 8 | Position belt pulley/vibration damper (2) on crankshaft (4) | ||
| 9 | Screw in new center bolt (1) | *BA03.30-P-1001-01S | |
| 10 | Remove retaining lock for crankshaft (4) | AR03.30-P-5000MRA | |
| 11 | Install engine air intake duct upstream of air filter | Engine 274.9 in model 205.047/147/247 Engine 274.9 in model 253.354/954 |
|
| 12 | Install poly-V belt | Engine 274.9 in model 205 (except 205.047/147/247) Engine 274.9 in model 253 (except 253.354/954) |
AR13.20-P-0001MRA |
| 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 | |
| 13 | Perform an engine test run and check engine in the area of the belt pulley with vibration damper (2) for leaktightness |
FLYWHEEL, DRIVE PLATE, VIBRATION DAMPER, STARTER RING GEAR
| Number | Designation | Engine 274 | ||
|---|---|---|---|---|
| BA03.30-P-1001-01S | Central bolt, belt pulley/vibration damper to crankshaft | Stage 1 | Nm | 200 |
| Stage 2 | ∠° | 180 | ||