6.25. Search and elimination of malfunctions of fuel system with the carburetor
Sign
|
Probable cause
|
Elimination method
|
Unstable operation of the engine | Too poor or rich fuel mix | Repair or replace the carburetor |
Leak of fuel from the delay device | Replace | |
The vacuum hose is unreliably fixed | Fix a vacuum hose | |
Defect in pneumatic system of an intake of the warmed-up air | Repair or replace | |
Unstable operation of the engine idling | The tube is disconnected from the air filter | Repair or replace |
Frequency of rotation of a bent shaft of the engine idling is incorrectly adjusted | Check a corner of an advancing of ignition and adjust the frequency of rotation of a bent shaft of the engine idling | |
Short the air gate opens | Repair or replace | |
Fuel modulation in the carburetor | Repair or replace | |
High or low level of fuel in the carburetor | Repair or replace | |
The inlet air branch pipe is hammered | Clear or replace | |
The system of production of the fulfilled gases is hammered | Replace system of production of the fulfilled gases | |
Operation of the engine does not cope | The carburetor is faulty | Repair or replace |
The vacuum hose is unreliably fixed | Fix a vacuum hose | |
The fuel supply hose is polluted | Clear or replace | |
The fuel filter is polluted or the control valve is damaged | Replace the filter | |
Water in the fuel tank | Replace the control valve | |
Inappropriate grade of fuel | Clear the filter and pipelines, fill in pure fuel | |
Reduction of engine capacity | Catalytic converter is damaged | Replace catalytic converter |
Laying of the air filter is damaged | Replace laying | |
Consolidation between the case of the air filter and the carburetor is damaged | Replace consolidation | |
Laying of an inlet collector is damaged | Replace laying |