Power system Solex 4A1 car Mercedes E-Class (W123)

Main parts of the Solex 4A1 carburetor
13 - mixture quality (composition) adjustment screws; 26 - electromagnetic shut-off valves; 28 - accelerator pump drive rod; 31 - adjusting nut for starting fuel supply...

Adjusting engine idle speed
Idle speed adjustment must be performed on a warm engine (temperature 60°C) with adjusted valve timing clearances and with the ignition timing set correctly. Fast Idle...

Cleaning the carburetor
Replacing the carburetor fuel filter 1. Remove the air filter. 2. Remove the spring clip 1 and disconnect the connecting rod. Unscrew the four nuts and eight cap screws....

Removal and installation the carburetor
Removal 1. Remove the air filter and drain some of the coolant. 2. Disconnect the fuel hoses and engine cooling system hoses from the carburetor. Disconnect the pads...

Replacing the needle valve and setting the fuel level in the float chamber
1. Remove the carburetor cover. 2. Remove the bracket and take out the float and needle valve. 3. Install the float and new needle valve and secure them with the...

Checking and adjusting the automatic starting device
Adjusting the starting gap of the 1st stage of the air damper Adjusting the starting gap of the 1st stage of the air damper: 1 - traction; 2 - intermediate lever; 3 -...

Adjusting the pneumatic drive of the throttle valve of the 1st chamber
Adjusting the pneumatic drive of the throttle valve of the 1st chamber A - clearance between the throttle control lever and the idle mixture quantity adjusting screw; F...

Checking the additional starting device
Checking the gap "A" between the edges of the plunger and the actuator hole of the additional starting device: 1 - adjusting screw 1. Check the gap "A" between the edges...

Checking and adjusting the accelerator pump
Adjusting the accelerator pump: 1 - fuel injection start adjusting nut; 2 - fuel supply adjustment screw 1. Remove the air filter. 2. Press the throttle control lever...

Checking electromagnetic shut-off valves
1. When the ignition is on, the green wires with the yellow stripe of the electromagnetic shut-off valve connectors must be energized (the brown wire is the "ground"...

Removal and installation the bimetallic spring housing of the automatic starting device
Removal 1. Drain some of the coolant and remove the liquid chamber housing cover. 2. Remove the bimetallic spring housing, having first disconnected the electrical wire...

Removal and installation the fuel pump
Removal Fuel pump fittings: 1 — fuel outlet fitting to drain valve 2 — fuel supply nipple from the tank 1. Disconnect the drain and fuel supply pipes from the pump. 2....

Valve timing adjustment (V6)
Adjusting the valve timing A - mark on the camshaft B - mark on the crankshaft pulley 1 - fixed mark 2 - movable mark Removal This operation is performed on the engine...

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TEXTHTMLBB Code

W210 (1996-2002)

W124 (1984-1995)