AR25.20-W-0070F | Bleed clutch operating system | 27.11.07 |
MODEL 930, 932, 933, 934
except CODE (IY2) Hydraulic fluid as per sheet 345.0
except CODE (GE2) Electronic drive control II
except CODE (GE3) Mercedes PowerShift
except CODE (GE7) Mercedes PowerShift 2
MODEL 374.6, 942, 943, 958.4 except CODE (IY2) Hydraulic fluid as per sheet 345.0
MODEL 375.4, 940, 944
except CODE (IY2) Hydraulic fluid as per sheet 345.0
except CODE (GE3) Mercedes PowerShift
W25.20-0001-06
Shown on model 930
1 Connecting cable
2 Expansion reservoir
3 Bleed valve
4 Venting hose
5 Clutch servo assistance
Modification notes
Bleeding | |||
Danger! | Risk of poisoning caused by swallowing brake fluid. Risk of injury caused by brake fluid coming into contact with skin and eyes. | Only pour brake fluid into suitable and appropriately marked containers. Wear protective clothing and eye protection when handling brake fluid. | |
| Brake fluid notes | ||
1 | Open front flap | ||
2 | Connect connection line (1) of bleeder unit to expansion reservoir (2) | ||
3 | Switch on bleeder unit | Pay attention to manufacturer's operating instructions. | |
4 | Adjust bleed pressure on bleeder unit to 2 bar | ||
5 | Attach bleed hose (4) to bleed valve (3) of clutch booster (5) | ||
6 | Open bleeder valve (3) | Open the bleed valve (3) by at least 90°. Carry out bleeding process until the brake fluid escapes at the bleed hose (4) free of bubbles, in the process operate the clutch pedal several times. | |
7 | Close bleed valve (3) and detach bleed hose (4) | | |
8 | Check tightness of breather valve (3) | ||
9 | Switch off bleeder unit and detach connection line (1) from expansion reservoir (2) | The bleeder unit must be unpressurized, lower the pressure in the bleeder unit if necessary. | |
10 | Correct the brake fluid level in expansion reservoir (2) | ||
11 | Perform a function test | If the function of the clutch operating system is inadequate, repeat the bleeding operation. | |
12 | Close front flap | ||
13 | Perform minor teach-in process | Only on vehicles with code (GS2) Gear control or with code (GS7) Gear control II. | |
With code (GS2) Gear control | |||
With code (GS7) Gear control II |
Clutch operating mechanism