13-342 Removing and installing V-ribbed belt drive
Operation No. of operation texts and operation values or standard texts and flat rates 13-1202 |
P13-0013-55
Fan shroud (1) | remove, install, to do so remove, put on clamps (1a). |
Fan (75) | unbolt, bolt up, 25 Nm (step 1). |
Bolt (25) | slacken 1/4 - 1/2 turn (step 2). |
Adjusting nut (24) | slacken sufficiently until V-ribbed belt (27) can be removed (step 3). Note |
V-ribbed belt (27) | put on, beginning with idler pulley (1) in the numerical sequence of the layout diagram Note |
Adjusting nut (24) | on vehicles up to the mid-October 1986, turn to the right until the tip of the adjusting pointer is positioned as follows: without power steering above 5th marker, with power steering and air conditioning between the 8th and 9th graduation mark. On vehicles from October 1986 turn the adjusting nut to the right until the adjusting pointer is directly over the thick marker of the scale (step 7). |
Bolt (25) | tighten up. With across flats width 19 mm, 75 Nm. With across flats width 17 mm, 80 Nm. |
Special tools
001 589 66 21 00
001 589 72 21 00
Note
New adhesive plate (arrow) with revised scale. Production breakpoint 10/1986.
P13-0016-13
Removing and installing
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1 Remove, install fan and fan shroud, tightening torque of the bolt (80), 25 Nm.
P20-0006-13
2 Slacken bolt (25) 1/4 - 1/2 turn.
3 Release tension on the tensioning device with adjusting nut (24) (turn to the left), until the V-ribbed belt (27) can be removed.
P13-0017-13
4 Check V-ribbed belt profile and tensioning device for damage and contamination, renew if necessary (e.g. flattened bearing points, dents or other damaged points on the V-ribbed belts etc.).
Note
On vehicles built up to mid-October 1986, slide the adjustment pointer (22) to the left, until the tip of the pointer is over the first graduation mark of the adjusting scale (arrow). On vehicles built since mid-October 1986, push the adjustment pointer to the left, until the tip of the pointer is over the thin line (A) of the adjusting scale.
P13-0016-13
5 Fit on belt.
Note
Begin at tensioning pulley in the numerical order of the running diagrams (13-344).
Do not use belt wax or similar products.
6 Check seating of the V-ribbed belt on the pulley.
7 Tension V-ribbed belt, to do this on vehicles built until mid-October 1986 turn the adjusting nut (24) to the right until the tip of the adjusting pointer (22) is located as follows:
- on vehicles without power steering over the
5th graduation mark
- on vehicles with power steering or with power steering and air conditioning/automatic climate control between the 8th and 9th graduation mark.
P13-0017-13
On vehicles built since mid-October 1986 turn the adjusting nut to the right until tip of the adjustment pointer is located directly over the thick line (E) on the adjusting scale.
P13-0016-13
8 Tighten up bolt (25).
Tightening torque:
Across flats width 19 mm 75 Nm
Across flats width 17 mm 80 Nm