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
   Check of compression in the motor cylinder
   Check of the motor by means of vacuum meter
   Serpantinnogo belt of an incentive of auxiliary devices
   - 6-cylinder petrol engines (M104.944 and M104.990/994)
      Cover of the head of the block of cylinders - a device detail
      Removal and the device of the pipeline of access of the resonator (except the motor 104.990)
      Final collector (except the motor meter 104.990) - a device detail
      Removal and device of the head of the block of cylinders
      Removal and device of a cover of a chain of an incentive of GRM
      GRM incentive - the general information, service of components
      The starlet of a bent shaft - a device detail
      Removal and device of the regulator of a wave of curves
      Removal and device of waves of curves
      Compensation judging banks of gates
      Compensation of Sättel of gates
      Removal and device of pistons
      Compensation of piston rings
      Check of a condition of poles of an instinct
      Check of a condition of a bent shaft
      Service of the block of cylinders
      Removal and device of a peel kartera of the motor
      The fat pump - a device detail
      The touch switch of level of oil - a device detail, test data
   + 8-cylinder petrol engines (M119.970/981 and M119.971/981)
   + 12-cylinder petrol engines (M120.980/982)
   + 6-cylinder diesel engines (OM603.971)
   + 6-cylinder diesel engines (OM606.961)
+ 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
+ body
+ electric onboard equipment


Service of the block of cylinders

Points of measurement of volumes of cylinders

A — Längslaeufige direction
B — the Cross direction
And — the Top point of the movement the top kompressionnogo of a ring

b — the lower dead point
With — Nizhny Novgorod point of the movement maslos'emnogo of a ring
1, 2, 3 — point of measurements


Processing of the connected surfaces of the zilindrowa block and point of measurement

Volumes of cylinders and pistons are specified in specifications. If the following characteristics also pay attention:
Admissible sale in prodrlnom and the cross directions 0.10 mm
Admissible oval character New 0.007 mm
Admissible 0.05 mm
schorochowatost after RZ choningowanija is admissible 0.003 — 0.006 millimeter
Admissible wavy quality of Wt 50% of schorochowatosti
choningowanija corner 50 ± 10

Volumes for processing of the connected surfaces of the block of cylinders are specified in specifications.