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Removing and installing poly V-belt > < Cylinder block (pulley end)

A5

Cylinder block (pulley end) - exploded view
   
Cylinder block (pulley end) - exploded view
1 - Poly V-belt
q   Check for wear
q   Do not kink
q   Routing of poly V-belt → Fig.
  Caution
If a used belt runs in the opposite direction when it is refitted, this can cause breakage.
Before removing, mark direction of rotation of poly V-belt with chalk or felt-tip pen for re-installation.
q   Removing and installing → Chapter
q   When installing, make sure it is properly seated on pulleys.
2 - Tensioner for poly V-belt
q   Pivot with wrench to slacken poly V-belt
q   Lock in position with locking pin -T10060 A-
q   Removing and installing → Chapter
3 - Bolt
q   8 Nm + turn 45° further
4 - Bolt
q   Renew
q   Lubricate O-ring with oil
q   150 Nm + turn 90° further
q   Use counterhold tool -T10355- when loosening and tightening
  Caution
Risk of irreparable damage to engine.
To avoid disturbing valve timing, do not turn crankshaft when bolt is removed.
5 - O-ring
q   Not available as replacement part; supplied together with bolt
6 - Vibration damper
q   With poly V-belt pulley
q   Removing and installing → Chapter
  Caution
Risk of irreparable damage to engine.
To avoid disturbing valve timing, do not turn crankshaft out of „TDC“ position when vibration damper is removed.
7 - Bracket for ancillaries
q   With oil filter and engine oil cooler
q   Removing and installing bracket for ancillaries → Chapter
q   Removing and installing engine oil cooler → Chapter
8 - Seal
q   Renew
9 - Bolt
q   Tightening torque and sequence → Fig.
10 - Bolt
q   Tightening torque → Electrical system; Rep. gr.27
11 - Alternator
q   Removing and installing → Electrical system; Rep. gr.27
12 - Dowel sleeve
q   For air conditioner compressor
13 - Air conditioner compressor
q   Do not unscrew or disconnect refrigerant hoses or pipes
q   Removing and installing → Rep. gr.87
14 - Bolt
q   Tightening torque → Rep. gr.87

   
Bracket for ancillaries - tightening torque and tightening sequence
–  Fit bracket for ancillaries (first tighten bolt -4-).
–  Tighten bolts in the sequence -1 ... 5- in 3 stages as follows:
  A13-10966
1.  Tighten bolts hand tight.
2.  Tighten bolts to 20 Nm.
3.  Turn bolts 90° further.

   
Routing of poly V-belt
1 - Vibration damper
2 - Tensioner for poly V-belt
3 - Alternator
4 - Air conditioner compressor
  A13-10905

Removing and installing poly V-belt > < Cylinder block (pulley end)