Inner CV Joint, Pressing On

Fig 1: Apply Grease

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-- Before installing the joint piece, the splines -arrow A- must be lightly coated with the grease used in the joint.

-- Press on joint until it stops.

Fig 2: Identifying Tools To Press On Inner Constant Velocity Joint

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-- Install the circlip.

NOTE:

Chamfer on inner diameter of ball hub (splines) must face the contact shoulder on the drive axle.

Coat the Sealing Surface on the Cover with Sealant and Then Install It.

Fig 3: Apply Sealant

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-- Apply sealant -hatched area- to the clean cover surface.

Sealant bead: apply a continuous bead with a 2 to 3 mm diameter in area of inner holes -arrow-.

-- Align the new cover with screws -arrows- to the screw holes.

Fig 4: Aligning New Cover With Bolts To Screw Holes

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It must be aligned exactly because it cannot be aligned after installing.

-- Drive cover on with a plastic mallet.

-- Wipe away any sealant leaking out.

CV Boot, Venting

Fig 5: Identifying Protective Joint Boot, Ventilating

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The CV boot is frequently pressed in when placed on the joint housing. This creates a vacuum in the CV boot, which pulls a fold inward when the car is driven -arrow-.

Therefore, note the following:

-- Before tensioning the clamping sleeves, balance the pressure by raising the CV boot.

Tension the CV Boots Stainless Steel Clamps.

Fig 6: Attaching CV Joint Boot Clamp Tool V.A.G 1682

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-- Attach the :VAG1682 as shown. When doing this, make sure that edges of the pliers are positioned in the corners -B arrows- of the clamp.

-- Tighten the clamp by turning the spindle -A- using a torque wrench (do not tilt the pliers).

Tightening specification: 20 Nm

NOTE:

Make sure the spindle threads -A- on the pliers move easily. Lubricate with MoS₂ grease, if necessary.

If difficult to tighten, for example because of dirty threads, the proper clamping force of the clamping sleeve will not be reached even when tightened to the specification.