Fuel system of car engines Toyota Dyna (100/150)

Fuel system — precautions
1. Before starting work, disconnect the (-) cable from the battery terminal. 2. Do not smoke or use open flames when working with the fuel system. 3. Do not allow gasoline to come into contact with rubber or leather...

Troubleshooting the Fuel System

On-car checks
1. Remove the air filter or air duct from the carburetor. 2. Check the carburetor and drive. a) Check the presence and position of the adjusting screws, plugs and bolts. b) Check the condition and wear of the drive...

Description of a carburetor with an additional damper in the secondary chamber
Carburetors for these engines are made in two modifications. The first modification uses a mechanical drive of the throttle valve of the secondary chamber, but provides for the installation of an additional valve (the...

Description of a carburetor without an additional valve in the secondary chamber
This carburetor contains almost all the same elements as the previous one, but has a number of fundamental differences: 1) The air ducts of the primary and secondary chambers are designed according to the so-called...

Carburetors — Removal
1. Remove the air filter or air duct from the carburetor. 2. Disconnect the carburetor electrical connector. 3. Disconnect the drive parts: a) connecting rod or accelerator cable; b) (with manual air damper drive) air...

Carburetors — disassembly
It is recommended to follow some rules when performing assembly and disassembly work: a) To make assembly easier, arrange the parts in a certain order; b) do not confuse or lose small parts (clamps, springs, etc.); c)...

Checking the carburetor
1. Check the float and needle valve: a) assess the wear of the float axis (1); b) assess the wear of the float elements (2); c) evaluate the condition of the spring (3); d) assess wear and damage to the needle valve...

Assembling the carburetor
Note: Use only new gaskets and O-rings during assembly. Assembling the carburetor body 1. Assemble the carburetor body with the mixing chamber body (the lower part or "flange" of the carburetor), installing a new...

Carburetor adjustment
Recommendation: When making carburetor adjustments, use a specialized tool. 1. Adjust the full opening angle of the primary throttle valve of the carburetor. Nominal angle - 90° from the horizontal plane If necessary,...

Installing a carburetor
1. Install the carburetor, first installing a new insulator on the intake manifold flange; secure the carburetor with four nuts. 2. Attach the vacuum tube to the carburetor clamp. 3. Connect to the carburetor: fuel...

Fuel transfer pump
Pump diagram: 1 - sealing cuff, 2 - diaphragm, 3 - inlet valve, 4 - inlet pipe, 5 - fuel return pipe, 6 - fuel return tube jet, 7 - graduation (injection) valve, 8 - outlet pipe, 9 - pump lever. Removal the fuel pump 1....

Fuel shut-off system at forced idle
1. Check the fuel shut-off system, following the specified sequence: a) Connect the tachometer to the engine; b) Start the engine; c) Make sure the engine runs smoothly; d) Clamp the vacuum hose of the vacuum switch; d)...

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