Fig. 3.26. Crankshaft oil seals: 1 - crankshaft pulley; 2 - front crankshaft oil seal; 3 - connecting plate; 4 - flywheel; 5 - connecting plate; 6 - crankshaft bushing; 7 - rear crankshaft oil seal; 8-bolt, 127-137 Nm
Removal
- Disconnect the cable from the negative battery terminal.
Front crankshaft oil seal
- Remove the timing belt of the gas distribution mechanism drive.
- Remove the bolt and crankshaft pulley,
- Drill two small holes in the front crankshaft oil seal, located at diametrically opposite ends of the oil seal. Screw in two self-tapping screws into the drilled holes in the oil seal and, using pliers, pull out the oil seal by the screw heads.
- Clean the oil seal seat.
Rear crankshaft oil seal
- Remove the gearbox.
- Unscrew the bolts and remove the clutch housing with the pressure plate and the driven clutch disc,
- Using a special tool, block the flywheel from turning and unscrew its mounting bolts (Fig. 3.27).
Fig. 3.27. Using a special tool to lock the flywheel from turning
- Remove the flywheel and connecting plates.
- Using a knife or a flat-head screwdriver, make a groove near the working edge of the seal.
Warning: Be careful not to damage the crankshaft and cylinder block.
- Insert a flat-head screwdriver blade wrapped in cloth into the punched groove and use the screwdriver as a lever to remove the seal.
Installation
Rear crankshaft oil seal
- Lubricate the working lip of the new oil seal with a thin layer of engine oil.
- Using a special tool, install the rear crankshaft oil seal as shown in Figure 3.28.
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Fig. 3.28. Using a special tool to install the rear crankshaft oil sealа
- Install the flywheel and connecting plates.
- Using a special tool, block the flywheel from turning and screw in its mounting bolts.
Tightening torque: 127-137 Nm
- Install the driven clutch disc, the clutch housing with the pressure plate and screw in the bolts for fastening it.
- Install the gearbox.
Front crankshaft oil seal
- Lubricate the working lip of the new oil seal with a thin layer of engine oil.
- Using a special tool, install the front crankshaft oil seal as shown in Figure 3.29.
Fig. 3.29. Using a special tool to install the front crankshaft oil seal
- Install the crankshaft pulley.
- Install the timing belt to drive the gas distribution mechanism.
- Connect the cable to the negative terminal of the battery.