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Home >> Mercedes Benz >> 2021 >> A35 AMG >> Repair and Diagnosis >> Brakes >> Mechanical - Hydraulic >> Brakes - Pneumatic System - 177 Chassis >> Test & Adjustment Values >> Pneumatic Brake Booster Test Specifications - BE43.10-P-1000-01H

Pneumatic Brake Booster Test Specifications - BE43.10-P-1000-01H

Model 177 

CHECK VALUES FOR PNEUMATIC BRAKE BOOSTER

Number Designation Model 177.### 1# with engine 654 with code 411 with code B01, model 177.### 1# with engine 654 with code M013 except code 950/ U29, model 177.### 2# with engine 260/608, model 177.### 2# with engine 282 except code ME08 Model 177 with engine 282 with code ME08, model 177.### 1# with engine 139/260, model 177.### 1# with engine 654 with code 950/U29, model 177.### 1# with engine 654 with code B01 except code 411
BE43.10-P-1001-01H Brake booster Ø Ø     Inch 10 11
BE43.10-P-1002-01H Boost factor         7 7, 5
BE43.10-P-1003-01H Master brake cylinder Ø       mm 23, 81 25, 4
BE43.10-P-1004-01H Brake line pressure Vacuum 0.92...0.98 bar Force on brake pedal (force to input rod for pedal -i = 3.3) 165 N bar 18 21
330 N bar 43 44
495 N bar 67 68
660 N bar 92 91
825 N bar 111 113
BE43.10-P-1005-01H Line pressure without vacuum   Force on brake pedal (force to input rod for pedal -i = 3.3) 165 N bar 0 0
330 N bar 1, 3 1, 1
495 N bar 4, 5 1, 1
660 N bar 7, 7 6, 9
825 N bar 11 9, 9
1650 N bar 29 26
BE43.10-P-1006-01H Check valve/pressure in vacuum system of brake booster Test pressure (vacuum)     bar 0, 75...0, 8 0, 75...0, 8
Test period     s 30 30
Permissible pressure loss     bar ≤0, 2 ≤0, 2
CHECK VALUES FOR PNEUMATIC BRAKE BOOSTER

Number Designation Model 177.### 1# with engine 282 except code ME08, model 177.### 1# with engine 608 model 177.### 2# with engine 139/654
BE43.10-P-1001-01H Brake booster Ø Ø     Inch 8+8
BE43.10-P-1002-01H Boost factor         7, 5
BE43.10-P-1003-01H Master brake cylinder Ø       mm 25, 4
BE43.10-P-1004-01H Brake line pressure Vacuum 0.92.0.98 bar Force on brake pedal (force to input rod for pedal -i = 3.3) 165 N bar 21
330 N bar 44
495 N bar 68
660 N bar 91
825 N bar 113
BE43.10-P-1005-01H Line pressure without vacuum   Force on brake pedal (force to input rod for pedal -i = 3.3) 165 N bar 0
330 N bar 0, 6
495 N bar 3, 4
660 N bar 6, 4
825 N bar 9, 4
1650 N bar 25
BE43.10-P-1006-01H Check valve/pressure in vacuum system of brake booster Test pressure (vacuum)     bar 0, 75...0, 8
Test period     s 30
Permissible pressure loss     bar ≤ 0, 2