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Rare-OLD CARS

MOSKVICH-412

Сайт для инженеров и механиков

REPAIR OF SUPPLY AND EXHAUST GASES.
Removal and disassembly of the fuel pump

Disassembly of the fuel pump may be necessary in cases of breaking the diaphragm, or a loss of containment valves or other damage to the weakening or breakdown Working springs, wear and seizure of the drive lever. Removal from the cylinder head and engine disassembly of the fuel pumps are manufactured in the following sequence: - Loosen the clamps and remove the pump toplivotrubki; - Remove the safety wire and remove the special nut of the pump to the cylinder head and remove the pump; - Unscrew the two screws holding the pump head cover and remove it; - Loosen the six screws and remove the head 1 (Fig. 49) the fuel pump; Moskvich-412 Before removing the head mark relative positions of the head and housing, so that during subsequent assembly keep the same location relative to the engine inlet and outlet fuel hoses; - Click on the pull, and carry it to the side flange .... .................................................. .. .................................................. .. - Check for damage to the valve, the valve plate and cage valve, which can disrupt valve. If you find any defects, replace damaged parts with new; - Provverte elasticity valve springs: the spring force, compressed to a height of 5.5 mm, should be 15 ± 2 kg; - Check that the sealing diaphragm rod and necessary, replace the gasket. After dismantling the pump all the parts thoroughly with a gasoline. Especially wash the grid and head pump, where the accumulated fuel slops. Reassemble the pump produce in the following sequence: - Insert into the socket housing a spring lever nasossa, own arm, washers and spacers zapressuyte axis; - Insert the diaphragm assembly with a rod in the pump housing and rewound the end of the rod in the fork arm; - Set the pump head on the body, aligning made when disassembling the label, and greed, all six screws 1-2 turns; - Press the right thumb on the lever in order to lower the aperture to the lowest position. Tighten the two opposite screws to failure and release lever. Uniformly (criss-cross), tighten all the rest of the screws; - Set the strainer in the pump head and tighten head cover with two screws. If necessary, replace rubber gasket head.
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