Spur Gear Drive, Removing And Installing: Installing

WARNING: This page is about a different car, the 2015 Audi RS 5, 2014 Audi RS 5, and 2013 Audi RS 5. However, it is still accessible from the selected car via links, so may be relevant.

Tightening Specification. Refer to Figure.

NOTE:

Replace the O-ring.

-- Replace the shaft seals -item ) OVERVIEW - POWER TAKE-OFF - Shaft Seal, -item ) OVERVIEW - POWER TAKE-OFF - Shaft Seal and semi-circular seal. Refer to Figure in the power steering pump drive if damaged.

-- Remove any sealant still on the spur gear unit and cylinder block.

-- Clean the sealing surfaces; they must be free of oil and grease.

-- Insert the oil pump input shaft -arrow- in the guide on the oil pump.

Fig 1: Drive Shaft For Oil Pump

Courtesy of AUDI OF AMERICA, LLC

NOTE:

To Guarantee That The Drive Axle Engages Correctly In The Oil Pump, Insert The Drive Axle Into The Oil Pump Separately, Do Not Install Together With The Front Bearing Cap.

NOTE:

Note The Expiration Date Of The Sealing Compound.

Fig 2: Cut Tube Nozzle At Front Marking

Courtesy of AUDI OF AMERICA, LLC

-- Cut the tube nozzle at the front marking (nozzle diameter: about 1.5 mm).

Fig 3: Identifying O-Ring -1- And Sealant Beads -Arrows- On Clean Sealing Surfaces Of Spur Gear Unit

Courtesy of AUDI OF AMERICA, LLC

CAUTION:

The Lubrication System Could Be Plugged With Excess Sealant.

Do Not Apply Sealant Beads Thicker Than Indicated.

-- Apply sealant beads -arrows- to the clean sealing surfaces of the spur gear unit as shown in the illustration.

Thickness of sealant beads: 2.0 mm.

-- Install a new O-ring -1- and secure it with some grease.

NOTE:

Install The Spur Gear Unit Within Five Minutes Of Applying The Sealant.

-- Position the spur gear unit and tighten the bolts. Refer to Figure.

Fig 4: Identifying Spur Gear Unit, Tightening Sequence

Courtesy of AUDI OF AMERICA, LLC

-- Install the power take-off drive chain. Refer to POWER TAKE-OFF DRIVE CHAIN, REMOVING AND INSTALLING .

-- Install the power steering pump with the new O-ring on the power steering pump drive spur gear.

NOTE:

Use A Hose Clamp Appropriate For The Model.

Fig 5: Identifying Dust Cap -Arrow- On End Of Shaft For A/C Compressor Drive Spur Gear

Courtesy of AUDI OF AMERICA, LLC

-- Slide The Dust Cap -Arrow- With Pre-Installed Hose Clamp On The End Of The Spur Gear Shaft For The A/C Compressor Drive.

Install In Reverse Order Of Removal. Note The Following:

-- Install The Power Take-Off Drive Chain. Refer To POWER TAKE-OFF DRIVE CHAIN, REMOVING AND INSTALLING .

-- Install The Power Steering Pump. Refer To VANE PUMP, REMOVING AND INSTALLING .

-- Install The Timing Chain Cover Lower Section. Refer To LOWER TIMING CHAIN COVER, REMOVING AND INSTALLING .