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Archive for April, 2008


Mercedes-Benz Specifications & Adjustments For Wheel Alignment

MERCEDES-BENZ Rear Suspension

Mercedes-Benz rear suspension is independent type with coil springs and 5 individual links. Rear axle carrier is mounted to body at 4 points and supports rear axle assembly.

Shock absorbers and coil springs are mounted on rubber bushings to reduce vibration and noise.
ADJUSTMENT

SPECIFICATIONS & ADJUSTMENTS FOR WHEEL ALIGNMENT

Use self-locking bolts and nuts with plastic coating (micro-encapsulated) only once. Refinish threads with tap prior to screwing in self-locking bolts.

SHOCK ABSORBERS

1. Remove trunk lining. Remove nut and rubber ring of upper shock mount. Raise vehicle on rear axle.
2. Remove holding clamps on spring link and remove cover. Remove lower shock absorber mounting bolt. Pull shock absorber downward and remove from vehicle.

CAUTION: When removing gas shock absorbers while vehicle is raised and axle tension relieved, do not rotate piston rod while loosening main strut nut. This could result in the sudden extension of the piston rod.
Removal

To install, reverse removal procedure.

COIL SPRINGS

1. Raise vehicle and remove rear wheel. Remove holding clamps of spring link cover and remove cover. Insert Spring Tensioner 201 589 00 31 00 with spring Tensioning Plates 201 589 00 63 00. Compress spring until spring link is free of load.
2. Remove shock absorber as previously outlined. Remove rear spring with rubber mount. To install, reverse removal procedure.

Use extreme caution when removing gas pressurized shock absorbers.
Removal & Installation

REMOVAL REAR SUSPENSION & AXLE

1. Raise vehicle and support with safety stands. Remove wheel assemblies. Disconnect exhaust system at flange connection. Remove intermediate lever of parking brake and disconnect cable controls.
2. Disconnect both brake lines and seal. Loosen clamp nut of drive shaft and intermediate bearing on frame floor and remove. Disconnect rear of drive shaft and slide forward, out of centering position. Wire drive shaft to brake cable holder.
3. Remove spring link covering. Remove shock absorbers and coil springs. Loosen torsion bar connection toward rear axle and remove.
4. On vehicles with ABS, drain rear axle. Remove RPM sensor from rear axle housing. Cover magnetic edge of RPM sensor.
5. On vehicles with auxiliary heater, remove electric fuel pump and suspension plate of exhaust. Remove the cable connector from rear axle cross member. Raise rear axle assembly to lift stop. Force water drain hose out of rear axle carrier.
6. On vehicles with CIS-E fuel injection system, pinch fuel suction hose between fuel tank and fuel pump with a clamp. Loosen clamp on fuel hose to accumulator and pump. Remove fuel hose.
7. On all models, remove front and rear rubber mounts on frame floor and remove with stop plate. Lower the rear axle assembly from vehicle.

CAMBER STRUT

1. Raise vehicle and support with safety stands. Rubber mounts of camber strut cannot be replaced individually. If rubber mounts are damaged, replace camber strut.
2. Remove strut-to-axle carrier bolt. Remove strut-to-wheel carrier bolt. Force clamping sleeve of strut out of wheel carrier.
3. Remove camber strut at axle carrier while pulling slightly outward on wheel carrier. Remove strut in a downward direction.
To install, reverse removal procedure. Bleed brake system and adjust parking brake. Ensure differential is filled to proper level.

To install, reverse removal procedure. Axle shaft must be horizontal prior to tightening camber strut nut.

PULLING STRUT

1. Raise vehicle and support with safety stands. Rubber mounts of pulling strut cannot be replaced individually. If rubber mounts are damaged, replace pulling strut.
2. Mark position of eccentric bolt in relation to axle carrier. Using Wrench 201 589 00 03 00, remove strut-to-axle carrier nut. Prior to pulling out eccentric bolt, push wheel carrier in forward direction to slacken.
3. Remove strut-to-wheel carrier bolt. Force clamping sleeve of pulling strut out of wheel carrier. Remove pulling strut.

1. Raise vehicle and support with safety stands. Remove rod-to-wheel carrier nut. Using Puller (201 589 01 33 00) and Thrust Piece (201 589 05 63 00), force track rod from wheel carrier.
2. Mark position of eccentric bolt in relation to axle carrier. Remove rod-to-axle carrier nut. Remove cam disk, eccentric bolt and track rod.

To install, reverse removal procedure. Grease from ball pin and conical seat in wheel carrier. Hold ball pin with an Allen wrench while tightening. Axle shaft must be horizontal prior to tightening tracking rod-to-axle carrier nut.

PUSHING STRUT

1. Raise vehicle and support with safety stands. Remove pushing strut cover. Rubber mounts of pushing strut cannot be replaced individually. If rubber mounts are damaged, replace pushing strut. Remove strut-to-axle carrier bolt. Remove strut-to-wheel carrier bolt with washer and contour disk.
2. Turn strut on rear axle carrier downward. Force clamping sleeve out of wheel carrier. Remove pushing strut.

To install, reverse removal procedure. Axle shaft must be horizontal prior to tightening pushing strut nuts.

SPRING LINK

1. Raise vehicle and support with safety stands. Remove spring link cover. Remove lower shock absorber bolt. Remove torsion bar from spring link. Remove coil spring as previously outlined.
2. Remove spring link-to-axle carrier bolt. Remove spring link-to-wheel carrier bolt. Remove spring link.

To install, reverse removal procedure. Axle shaft must be horizontal prior to tightening spring link nuts.

WHEEL CARRIER

1. Loosen collar nut fastening rear axle shaft prior to lifting vehicle and removing wheel. Using Remover (201 589 00 61 00), remove rear axle shaft out of rear axle shaft flange.
2. Remove brake caliper and hang out of way using a hook. Remove brake disc. Remove intermediate lever of parking brake and disengage cable control. Pull out lock on hand brake cable.
3. Remove camber strut-to-wheel carrier bolt. Force clamping sleeve of strut out of wheel carrier. Remove pulling strut-to-wheel carrier bolt. Force clamping sleeve of pulling strut out of wheel carrier.
4. Mark position of eccentric bolt of pulling strut in relation to axle carrier. Using Wrench (201 589 00 03 00), remove strut-to-axle carrier nut. Remove complete pulling strut.
5. Remove track rod-to-wheel carrier nut. Using Puller (201 589 01 33 00) and Thrust Piece (201 589 05 63 00), force track rod from wheel carrier.
6. Mark position of eccentric bolt of track rod in relation to axle carrier. Remove rod-to-axle carrier nut. Remove cam disk, eccentric bolt and complete track rod.
7. Remove nut of pushing strut on wheel carrier and remove with washer, contour disk and bolt. Force clamping sleeve out of wheel carrier.
8. Remove nut on spring link and remove from wheel carrier. Pull complete wheel carrier from rear axle shaft.

1. To install, reverse removal procedure. If position of eccentric bolts were not marked for pulling strut and track rod, position eccentric bolts in center position.
2. Prior to tightening any nuts axle shaft must be in horizontal position. Clean grease from ball pin and conical seat of track rod. Check toe-in and track angle of rear wheels.

Clint Hough is an author and web site publisher on imported car parts and you can get all your Mercedes Benz Parts from our on line catalog for all your Mercedes Car Parts needs at Imported car parts.com.

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Buying Cross Trainers

Having a variety of methods of working out calls for the right shoe. Appropriately enough, they have called these running shoes that you would need to buy cross trainers or cross training shoes. They cover a variety of needs. Unless you’re running everyday, these are the perfect shoe to meet your needs. If this is the case, you may want to add a pair of good running shoes to your athletic wardrobe as well.

The cross trainer is a great and diverse shoe. It’s a great athletic shoe to cover your general needs in the gym, on the tennis court, on walks or for short runs. The rule of thumb for buying cross trainers goes something like this “If you practice some form of exercise three times a week, you should be looking at a sport specific type of shoe.” As I mentioned earlier unless you’re running a lot or are in a specific sport like basket ball a cross training shoe is the perfect choice.

To buy the right cross training shoe, think about what your needs are and the activities you will be using these athletic training shoes for. Fundamentally the most important thing to keep in mind is comfort, the feel of the shoe and, of course, the fit. The internet offers a number of choices. Shop for your foot, pronation or not, extra wide, what ever you know is important to meet your physical characteristics. Most shoes come lightweight and offer some form of breathability. That’s usually spoken to by the fabric or mess they offer. Look for good support. Knowing how you can clean them before you buy is very particle as well. Once you have found what you think you need in these athletic shoes, then look for the best buy. Here are a few good places that cover both.

Niki Aubertin is a successful business woman and is the creative writer of http://www.buytherightrunningshoes.com/38645-buying-cross-trainers.html for http://www.buytherightrunningshoes.com/

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Trail Running Shoes

Getting to know different types of trail running shoes before buying is helpful. They are commonly looked at by people who usually know their running style and needs, terrain and terrain conditions. They are becoming a popular running shoe of choice. More people are now searching them out, wondering before buying, are these shoes the right runner to meet their needs?

The rule of thumb or average thought of consideration when buying these runners is to understand that a trail runner is usually used on a path, in an area that has a rougher terrain than the average city or gym runner would experience. So, these trail runners are created to withstand those elements one may come across. The elements that are considered are roots, rocks and dirt trails to name a few.

You will find that these runners are not as pliable and are built a little sturdier then the average running shoe. It depends on how much support is needed and the type of fabric and material you choose. There has been extensive study done on trail runners. Not all of these running shoes have that bulky or heavier look to them. There has been a focus on optimizing performance with specific design and materials designed for lightweight. You’ll have no problem buying the right trail running shoes to meet your individual needs.

Niki Aubertin is a successful business woman and is the creative writer of http://www.buytherightrunningshoes.com/38491-trail-running-shoes.html for http://www.buytherightrunningshoes.com/

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