db57d230

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