tłumaczenia uwierzytelnione Sosnowiec, jakość dla

9.1.3. Possible malfunctions of the carburetor engine, their reason and methods of elimination

Cause of defect
Elimination method
The engine is not started
1. There is no fuel in the carburetor: - fuel-supply lines or the fuel filter are littered;
1. Do the following: - blow fuel-supply lines, wash out the fuel tank, replace the fuel filter;
- filters of the carburetor and the fuel pump are littered;
- wash out filters;
- the fuel pump is faulty
- check operation of the pump and replace the damaged details
2. The electromagnetic valve of the carburetor at inclusion of ignition does not open: - break in the wires going to the control unit of the valve and to the valve;
2. Do the following: - check wires and their connections, replace the damaged wires;
- the control unit of the electromagnetic valve is faulty;
- replace the control unit;
- the electromagnetic valve is faulty
- replace the valve
3. The starting arrangement of the carburetor is faulty
3. Replace the damaged details of the starting arrangement
4. The system of ignition is faulty
4. See the head "Contactless system of ignition"
The engine works unstably or becomes deaf idling
1. Adjustment of idling of the engine is broken
1. Adjust idling
2. The control system of the electromagnetic valve of the carburetor is faulty
2. See malfunction "The engine is not started"
3. The carburetor is faulty: - jets or channels of the carburetor are littered;
3. Do the following: - blow jets and channels of the carburetor;
- water in the carburetor;
- remove water from the carburetor, merge a sediment from the fuel tank;
- tightness of a diaphragm of the starting arrangement is broken
- replace a diaphragm
4. An air suction through the damaged hose connecting an inlet pipe to the vacuum amplifier of brakes
4. Replace the damaged hose
5. An air suction through laying in connections of an inlet pipe with the carburetor or with a head of cylinders
5. Tighten nuts of fastening or replace laying; eliminate deformation of a flange of the carburetor or replace the carburetor
6. An air suction through the damaged tube of selection of depression to the ignition sensor distributor
6. Replace the damaged tube
7. The system of ignition is faulty
7. See the head "Contactless system of ignition"
The engine does not develop full capacity and has no sufficient acceleration performance
1. Incomplete opening of butterfly valves of the carburetor
1. Adjust the drive of butterfly valves
2. The filtering element of the air filter is polluted
2. Replace the filtering element
3. The system of ignition is faulty
3. See the head "Contactless system of ignition"
4. The fuel pump is faulty
4. Check operation of the pump and replace the damaged details
5. The carburetor is faulty: - the pump accelerator is faulty;
5. Do the following: - check giving of the pump, replace the damaged details;
- the main jets are littered;
- blow jets compressed air;
- the air gate is not completely open;
- adjust or repair the automatic starting arrangement of the carburetor
- fuel level in the float-operated camera does not meet standard;
- adjust installation of a float;
- tightness of a diaphragm of the economizer of the power modes is broken
- replace a diaphragm
6. The ventilating tube of the fuel tank is littered
6. Blow a tube compressed air
7. Gaps in the valvate mechanism are broken
7. Adjust gaps
8. Adjusting tags of phases of gas distribution do not coincide
8. Rearrange a gear belt, having combined adjusting tags
9. The insufficient compression - is lower than 1 MPa (10kgs/cm2): - breakage or bedding of piston rings;
9. Do the following: - clear rings and flutes of pistons of a deposit, replace the damaged details;
- a bad prileganiye of valves to saddles;
- replace the damaged valves, grind saddles;
- excessive wear of cylinders and piston rings
- replace pistons, chisel also to an otkho-ninguyta cylinders
The increased fuel consumption
1. The air gate of the carburetor is not completely open
1. Adjust the automatic starting arrangement of the carburetor
2. The increased resistance to the movement of the car
2. Check and adjust pressure in tires, the brake system, the angles of installation of wheels
3. Wrong installation of the moment of ignition
3. Adjust installation of the moment of ignition
4. The vacuum regulator of the sensor distributor of ignition is faulty
4. Replace the vacuum regulator or the sensor distributor of ignition
5. High level of fuel in the carburetor: - tightness of the needle valve or its laying is broken;
5. Do the following: - check whether there are no foreign particles between a needle and a saddle of the valve, if necessary replace the valve or laying;
- jamming or the increased friction interfering normal movement of floats
- check and if necessary replace floats
6. Air jets of the carburetor are littered
6. Clear jets
7. Tightness of a diaphragm of the economizer of the power modes of the carburetor is broken
7. Replace a diaphragm
8. The electromagnetic valve of the carburetor does not block supply of fuel on compulsory single to the course: - the mobile contact of the trailer switch does not become isolated with a weight;
8. Do the following: - smooth out the contact surfaces of the switch;
- break in the wire connecting the control unit to the trailer switch of the carburetor;
- check a wire and its connections; replace the damaged wire;
- the control unit is faulty
- replace the control unit