Activated charcoal canister shutoff valve - location/task/design/function - GF47.30-P-4033AM
MODEL 211, 219 with ENGINE 113.990 with CODE (494) USA version
MODEL 215, 220 with ENGINE 113.991 with CODE (494) USA version
MODEL 230 with ENGINE 113.992 /995 with CODE (494) USA version up to Model Year 2008
MODEL 463 up to 31.5.12 with ENGINE 113.993 with CODE (491) USA version
| Activated charcoal canister shutoff valve - position | The activated charcoal filter shutoff valve is located above on the aeration/venting connection for the activated charcoal canister. | ||
| Model 215, 220 | GF47.30-P-4033-01MA | ||
| Model 230 | GF47.30-P-4033-01AM | ||
| Activated charcoal canister shutoff valve - task | The activated charcoal canister shutoff valve locks the aeration/venting line for the activated charcoal canister for testing the leaks in the fuel system (leak test). | ||
| Activated charcoal canister shutoff valve - design | The activated charcoal canister shutoff valve consists of a solenoid that closes the activated charcoal canister shutoff valve when current is applied. A mechanical safety valve is also installed. | ||
| Activated charcoal canister shutoff valve - function | For the leak test, the activated charcoal canister shutoff valve is activated by the ME-SFI [ME] control unit (N3/10) at the ground end. If the shutoff valve is faulty (shutoff valve does not open any more) then the mechanical safety valve takes on aeration of the activated charcoal canister (from about -25 mbar). |