Power electrical devices of the car Chevrolet Niva 1
Battery specifications
Battery type - 6ST-55A, maintenance-free Nominal voltage, V — 12 Nominal capacity at 20-hour discharge mode and electrolyte temperature (27±2)°C at the...
Battery type - 6ST-55A, maintenance-free Nominal voltage, V — 12 Nominal capacity at 20-hour discharge mode and electrolyte temperature (27±2)°C at the...
Bringing a dry-charged battery into working condition
Cars leaving the factory are equipped with batteries that are ready for use, i.e. filled with electrolyte and charged. Batteries without electrolyte in...
Cars leaving the factory are equipped with batteries that are ready for use, i.e. filled with electrolyte and charged. Batteries without electrolyte in...
Checking the battery electrolyte level
The electrolyte level in all battery cells must be between the lines marked "MIN" and "MAX" on the translucent body of the battery. It is not allowed to...
The electrolyte level in all battery cells must be between the lines marked "MIN" and "MAX" on the translucent body of the battery. It is not allowed to...
Checking the battery discharge level
If the battery fails to operate, as well as during its maintenance, it is necessary to check the discharge of the battery using an electrolyte density meter...
If the battery fails to operate, as well as during its maintenance, it is necessary to check the discharge of the battery using an electrolyte density meter...
Charging the battery
Carefully clean the battery removed from the vehicle, especially its upper part, check the electrolyte level and, if necessary, bring it up to normal. The...
Carefully clean the battery removed from the vehicle, especially its upper part, check the electrolyte level and, if necessary, bring it up to normal. The...
Generator specifications
Maximum output current (at 13 V and 6000 min⁻¹), A — 80 Adjustable voltage limits, V — 14.75±0.15 Engine-to-generator gear ratio: 1:2.4
Maximum output current (at 13 V and 6000 min⁻¹), A — 80 Adjustable voltage limits, V — 14.75±0.15 Engine-to-generator gear ratio: 1:2.4
Features of the generator device
Generator type 9402.3701-01 alternating current, three-phase, with built-in rectifier unit and electronic voltage regulator, right rotation (from the drive...
Generator type 9402.3701-01 alternating current, three-phase, with built-in rectifier unit and electronic voltage regulator, right rotation (from the drive...
Testing the generator on the bench
Testing on a stand allows you to determine the generator's serviceability and whether its characteristics correspond to the nominal ones. The tested...
Testing on a stand allows you to determine the generator's serviceability and whether its characteristics correspond to the nominal ones. The tested...
Checking the generator with an electronic oscilloscope
The oscilloscope allows you to accurately and quickly check the generator's serviceability and determine the nature of the damage based on the shape of the...
The oscilloscope allows you to accurately and quickly check the generator's serviceability and determine the nature of the damage based on the shape of the...
Checking the excitation winding of the generator rotor
The excitation winding can be checked without removing the generator from the car, by removing only the protective casing and the voltage regulator together...
The excitation winding can be checked without removing the generator from the car, by removing only the protective casing and the voltage regulator together...
Checking the generator stator
The stator is checked separately, after removing the rectifier unit. First of all, check with an ohmmeter or with a test lamp and a battery to see if there are...
The stator is checked separately, after removing the rectifier unit. First of all, check with an ohmmeter or with a test lamp and a battery to see if there are...
Checking the diodes of the generator rectifier block
A healthy diode only passes current in one direction. A faulty one may not pass current at all (chain break), or pass current in both directions (short...
A healthy diode only passes current in one direction. A faulty one may not pass current at all (chain break), or pass current in both directions (short...
Checking additional generator diodes
A short circuit of additional diodes can be checked without removing and disassembling the generator according to the diagram shown in Figure 7-10. Just as for...
A short circuit of additional diodes can be checked without removing and disassembling the generator according to the diagram shown in Figure 7-10. Just as for...
Checking the generator voltage regulator
The operation of the voltage regulator consists of continuously and automatically changing the excitation current of the generator so that the generator...
The operation of the voltage regulator consists of continuously and automatically changing the excitation current of the generator so that the generator...
Checking the Generator Capacitor
The capacitor serves to protect the vehicle's electronic equipment and reduce interference with radio reception. Damage to the capacitor or its loosening on...
The capacitor serves to protect the vehicle's electronic equipment and reduce interference with radio reception. Damage to the capacitor or its loosening on...
Removal and installation the generator
Removal Place the car on a lift, turn off the ignition, and apply the parking brake. Raise the hood of the car and remove the wire from the negative terminal...
Removal Place the car on a lift, turn off the ignition, and apply the parking brake. Raise the hood of the car and remove the wire from the negative terminal...
Disassembling the generator
Remove cover 8 (figure 7-14), pressing the latches with which it is connected to the back cover. Unscrew the screws securing the brush holder 12 to the back...
Remove cover 8 (figure 7-14), pressing the latches with which it is connected to the back cover. Unscrew the screws securing the brush holder 12 to the back...
Replacing the voltage regulator or generator brushes
The voltage regulator assembly with the brush holder is a non-separable unit. Therefore, if the voltage regulator fails or the brushes are worn out (protrude...
The voltage regulator assembly with the brush holder is a non-separable unit. Therefore, if the voltage regulator fails or the brushes are worn out (protrude...
Replacing generator rotor bearings
The front bearing of the rotor shaft is pressed and rolled into the front cover. Therefore, in case of its failure, it is necessary to replace the front cover...
The front bearing of the rotor shaft is pressed and rolled into the front cover. Therefore, in case of its failure, it is necessary to replace the front cover...
Replacing additional generator diodes
To replace, unsolder the leads of the damaged diode and carefully remove it from the plastic holder, avoiding sharp blows to the rectifier unit. Then clean the...
To replace, unsolder the leads of the damaged diode and carefully remove it from the plastic holder, avoiding sharp blows to the rectifier unit. Then clean the...
Technical characteristics of the starter
Nominal power, kW — 1.55 Current consumption at maximum power, no more than, A — 375 Current consumption in the braked state, no more than, A — 700 Current...
Nominal power, kW — 1.55 Current consumption at maximum power, no more than, A — 375 Current consumption in the braked state, no more than, A — 700 Current...
Features of the starter device
Starter type 5722.3708 (figure 7-15) this is a DC electric motor with permanent magnet excitation, a planetary gearbox and an electromagnetic two-winding...
Starter type 5722.3708 (figure 7-15) this is a DC electric motor with permanent magnet excitation, a planetary gearbox and an electromagnetic two-winding...
Checking the starter on the stand
Checking functionality If there are any doubts about the efficiency of the starter, it is necessary to check it on the stand. The electrical circuit diagram...
Checking functionality If there are any doubts about the efficiency of the starter, it is necessary to check it on the stand. The electrical circuit diagram...
Removal and installation the starter
Removal Place the vehicle in a work area, apply the parking brake, turn off the ignition and disconnect the negative terminal from the battery. Unscrew nut 3,...
Removal Place the vehicle in a work area, apply the parking brake, turn off the ignition and disconnect the negative terminal from the battery. Unscrew nut 3,...
Disassembling and assembling the starter
The starter is disassembled in the following order. Loosen the nut on the lower contact bolt of the traction relay 5 (figure 7-20) and disconnect the positive...
The starter is disassembled in the following order. Loosen the nut on the lower contact bolt of the traction relay 5 (figure 7-20) and disconnect the positive...
Checking the technical condition of starter parts
Anchor. Check with a megohmmeter or a lamp powered by 220 V to see if the armature winding is shorted to ground. Voltage is supplied through the lamp to the...
Anchor. Check with a megohmmeter or a lamp powered by 220 V to see if the armature winding is shorted to ground. Voltage is supplied through the lamp to the...
Spark plugs
Chevrolet Niva vehicles use spark plugs of the following types: A17DVRM, LRI7YC, LRI5YC. Before testing, clean spark plugs with carbon deposits or contaminated...
Chevrolet Niva vehicles use spark plugs of the following types: A17DVRM, LRI7YC, LRI5YC. Before testing, clean spark plugs with carbon deposits or contaminated...
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Electrical equipment: Power devices Chevrolet Cruze 1 (2008-2016)
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Electrical equipment: Power devices Chevrolet Cruze 1 (2008-2016)
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