Removing and installing ancillary bracket, engine codes: BDJ, BJB, BLS, BMM, BST, BSU — VW

Removing and installing ancillary bracket, engine codes: BDJ, BJB, BLS, BMM, BST, BSU
Special tools and workshop equipment required
Torque wrench
V.A.G 1331 (5…50 Nm)
Note
The ancillary bracket and related components can be removed and installed without the refrigerant circuit being opened. (repair group 13).
Course of travel of the poly V-belt without vane pump
Fig.
Course of travel of the poly V-belt with vane pump
Fig.
Hexagon bolt M10×65
45 Nm
Hexagon bolt M10×65
45 Nm
Hexagon bolt M10×65
45 Nm
Hexagon bolt M10×45
45 Nm
Bracket for alternator, vane pump and air conditioner compressor
Take account of the fact that there are different versions
Electronics Parts Catalogue.
Removing (repair group 27).
Release and detach connector (arrow) from air conditioner compressor.
Loosen air conditioner compressor and remove hexagon bolt (13)
. Remove air conditioner compressor from ancillary bracket and secure to body with suitable material (e.g. welding wire)
Fig..
Undo bolts (1) to (4) and (6) and (7) and remove ancillary bracket from cylinder block.
Installing
Strictly observe tightening sequence of securing bolts:
First, tighten bolts (3) and (4).
Then, tighten bolts (6) and (7).
After this, tighten bolts (1) and (2).
Hexagon bolt M10×45
45 Nm
Hexagon bolt M10×45
45 Nm
Dowel sleeve
Force it back slightly before installing vane pump.
Hexagon bolt
35 Nm
Vane pump (repair group 48).
Belt pulley
Bolt
23 Nm
Hexagon bolt M8x100
Qty. 3.
25 Nm
Air conditioner compressor
Removing and installing (see the separate procedure).
Dowel sleeves
Qty. 2.
Ensure proper seating between ancillary bracket and air conditioner compressor.
Dowel sleeve
Qty. 2.
Ensure proper seating between ancillary bracket and cylinder block.
Alternator (repair group 27).
Bolt (repair group 27: Securing air conditioner compressor to body)
If compressor is removed without opening refrigerant circuit, it should be secured to body using suitable material (for example, welding wire).
When doing this, ensure refrigerant hoses on air conditioner compressor are not stressed.
Course of travel of the poly V-belt without vane pump
Tensioning roller
Belt pulley - alternator
Belt pulley - air conditioner compressor
Poly V-belt
Pulley - Crankshaft
Note
When installing poly V-belt, ensure that it is correctly seated on poly V-belt pulley.
Finally, place poly V-belt over pulley of air conditioner compressor.
Course of travel of the poly V-belt with vane pump
Tensioning roller
Belt pulley - alternator
Belt pulley - air conditioner compressor
Vane pump
Poly V-belt
Pulley - Crankshaft