5-14-3-snizhenie-davleniya-v-sisteme-pitaniya.html
5.14.3. Pressure decrease in the power supply system
THE PREVENTION
Fuel is in the power supply system under a high pressure, therefore it is forbidden to weaken connections топливопроводов in an operating time of the engine or right after its stop. For work on power supply system repair on just stopped engine it is necessary to lower preliminary pressure in the power supply system. Through 2–3 ч after a stop of the engine pressure in the power supply system will fall practically to zero.
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1. Switch off ignition, open a cowl and establish it on an emphasis.
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Fig. 10.2. Numbers of safety locks, fusible inserts and the relay in the assembly block located in подкапотном space of car Chevrolet Lanos
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Fig. 10.3. Numbers of safety locks, fusible inserts and the relay in the assembly block located in подкапотном space of car Daewoo Lanos
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2. Disconnect a wire from the plug "minus" of the storage battery.
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4. Take from the assembly block of the relay №30 (fig. 10.2 see ) fuel pump. On car Daewoo Lanos take from the assembly block of the relay № 31 (fig. 10.3 see )
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5. Connect a wire to the plug "minus" of the storage battery, start up the engine and allow to it to work before full development of fuel from a fuel stage. After that the engine will decay.
6. Switch off ignition. Now it is possible to separate топливопроводы.
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