ASKED BY:
bernard J
 
0 0 0 4 0 6
32
ASK DATE:
May. 31, 2009
CATEGORY:
Mechanical | Cooling System
Replace Serpentine, Adjustment Share:      
Vehicle: 1994 Mercedes Benz S420
Engine: L4 1.0 L
Transmission: Standard (Manual)
Drivetrain: FWD
would like to know if tension pull can be adjust
COMMENT BY:
way2old
 
0 4 0 0 3 9
80
COMMENT DATE:
May. 31, 10:11 AM
QUALIFICATIONS:
ASE Certified
Site Rank: 2
Hey bernard j, what is the engine size in your vehicle? Is this for the 1994 Mercedes S420? I just checked Alldatapro and it only lists one engine for your vehicle. The repairs state that you loosen the tensioner pully bolt and adjust the tension by an adjusting bolt on the top front of engine. Here are the directions to go with the picture below if it comes through.

Model 124: remove fan shroud, install.
Models 129 and 140: take off fan shroud ring, place over fan, fit on.
All models: slacken bolt (16), about 1/4 to 1/2 turns.
Slacken tensioning nut (6), turn to the left.
Take off poly V-belt.
Examine belt pulley surfaces for signs of damage and dirt, replace if necessary (e. g. worn bearing points of tensioning device, dents in belt pulleys etc.).
Turn setting pointer (13) to marking (1).
Install poly V-belt, starting at tensioning pulley (1), refer to Poly Drive Belt Routing. See: Diagrams
CAUTION: Do not use belt wax or similar products.

Tightening procedures.

Tighten tensioning nut (12) until setting pointer (13) is located between the markings (2).
Tighten bolt (16) to (100 Nm).
Examine seat of belt on belt pulleys.

Picture Posted:

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Year of 2009
way2old
5 Posts.
0 Answers.

Mech Rep: 80
Mileage: 40039
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