Warning: A hot engine can cause burns. Before starting work, turn off the engine and wait until it cools down.
1. Remove the front protective tray No.2.
2. Remove the mudguard.
3. Remove the accessory drive belt.
4. Using a special device, secure the flywheel ring gear from turning.
5. Loosen the crankshaft pulley bolt.
6. Remove the crankshaft pulley.
7. Cut off the edges of the seal using a regular knife.
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8. Remove the oil seal using a flat-head screwdriver wrapped in a clean cloth to avoid damaging the crankshaft surface.
9. Apply clean engine oil to the inside surfaces of the new front crankshaft oil seal.
10. Manually insert the front crankshaft oil seal into the engine front cover.
11. Press the seal evenly using a suitable mandrel and hammer.
Note: Front crankshaft oil seal pressing depth: 0-0.5 mm.
12. Install the crankshaft pulley.
13. Tighten the crankshaft pulley mounting bolt in two stages:
- Stage 1: 90-110 Nm.
- Stage 2: 55-65°.
14. Install the remaining engine parts in the reverse order of removal.