Mercedes S-Class W-140

In 1991-1999 editions

Repair and enterprise of the car


Mercedes S-Class
+ Mercedes Benz cars of the class S (W-140)
+ operation manual
+ Routine maintenance
+ motor
+ cooling systems, heating
+ systems of power supply and edition
+ electric equipment of the motor
+ gear shifting boxes
+ Awtomatitscheckaja transmission
+ connection
+ Brake system
- Aufhängung and management
   Precautionary measures
   Corners of the device of wheels of the car, klirens
   + suspension bracket of a forward axis
   - Back Aufhängung
      stupitschnaja installation - a device detail
      Removal and device of a feather of screws
      The stabilizer of cross immunity - a device detail
      Removal and device of the muffler
      Removal and the device of a back depreciation rack (model with hydraulic regulation of Aufhängung)
      Check of the hydraulic pump
      Removal and the device of the accumulator of pressure of a hydraulic actuator of back Aufhängung (model with a code 217a "back the self-settled Aufhängung with ADS" and a code 480 "management of klirensom of back Aufhängung")
      Removal and device of the klirensom control unit of back Aufhängung
      dempfernyje gates - a device detail
      Removal and device of the gate of regulation klirensa
      Klirensa regulator of back Aufhängung
   + management
+ body
+ electric onboard equipment


Check of the hydraulic pump

Preparation

Check of the hydraulic pump

3 — the Pneumoaufhängung control unit
3r — drain traffic jams on the control unit
S2 — the Test device


 EXECUTION ORDER

1. Exclude the coming-back pipeline () from a container (2).
2. Connect at the end of the coming-back pipeline of the coming-back listener, and you place other end in the measured container.
3. Start the motor and establish idling changes.
4. Check transfer of the pump. Transfer of the pump of 0.2 l/minute
5. Deafen the motor.
6. Connect the coming-back pipeline () in a container (2).
7. Pull together liquid from system.

Check

 EXECUTION ORDER

1. Connect a tester in the control unit (3).
2. Fill a container (2) liquids.
3. Start the motor and establish idling changes.
4. Install the lever (3a) to the control unit in situation "stuffing" - F.
5. Check the aggravating pump pressure. As you pressure is considerable which carry out an inspection quickly. perepusknoj the gate of the control unit limits the aggravating pump pressure. perepusknoj the gate transfers whistle when opening. If pressure of Aufmachens perepusknogo of the gate is lower as necessary, replace the pump. If pressure of Aufmachens perepusknogo is higher as the gate - you check the back Aufhängung control unit. Pressure of Aufmachens perepusknogo of the gate of 120-153 bars.