Front camshaft seal (Discovery 3)

Special tool

Holder - front camshaft pulley 303-1124	Camshaft oil seal mounting tool 303-1119	Camshaft oil seal mounting tool 303-1118
Injection timing rod - camshaft pulley 303-1126

Removing

1. Disconnect the wire "masses" from the battery. For more information refer to Specification.

2. Remove the timing belt and discard it. For more information refer to Timing Belt (12.65.18)

3. Remove the special tool.

• Stage 1: fixing the camshaft pulley.
• Stage 2: dismantling of the special tool.

4. Remove the pulley from the camshaft. Turn out three fixing bolts.



5. Using the special tool, remove the camshaft hub coupling. Loosen the bolt and discard it.




6. Install the special tool on the camshaft.



7.

CAUTION: Make sure the special tool is properly seated behind the camshaft oil seal. Failure to do so may result in damage to the special tool.

Install the special tool on the front camshaft oil seal.



8. Screw in the extraction bolt of the special tool.




9. Install the special tool on the front camshaft oil seal.



10. Using the special tool, remove the front camshaft oil seal.

Installation

1.

ATTENTION: A new front camshaft oil seal is supplied with a transport sleeve, which must not be removed until the front oil seal is fully installed. Failure to follow this instruction may result in damage to the vehicle.

CAUTION: Do not apply lubricants to the front camshaft oil seal, carrier sleeve or camshaft. Failure to follow this instruction may result in damage to the vehicle.

CAUTION: Make sure the seal is installed correctly.

Using the special tool, install the front camshaft oil seal.

• Clean the contact surfaces of the parts.
• Use a rejected camshaft clutch bolt with the special tool.
• Remove and discard the shipping sleeve.

2. Using the special tool, install the camshaft pulley clutch.

• Screw in a new bolt.
• Tighten the mounting bolt in two steps:
• Stage 1: tightening torque 80 Nm.
• Step 2: Tighten the bolt another 90 degrees.

3. Install the camshaft pulley. Screw in the bolts, but do not tighten them all the way yet.

4. Install the special tool.

• Step 1: Block the camshaft pulley.
• Step 2: install the special tool.

5. Install a new timing belt. For more information refer to Timing Belt (12.65.18)

6. Connect the wire "masses" to the battery. For more information refer to Specification.