1. ആമുഖം
This manual provides essential information for the DB Electrical 400-24030 Alternator, designed as a compatible replacement for specific Saturn L Series vehicles. The alternator is a critical component of your vehicle's electrical system, responsible for generating electricity to power the vehicle's electrical components and recharge the battery.
Proper installation and maintenance are crucial for the longevity and optimal performance of this unit. Please read all instructions carefully before proceeding with any procedures.
2. ഉൽപ്പന്നം കഴിഞ്ഞുview
The DB Electrical 400-24030 Alternator is a new aftermarket unit built to meet OEM specifications, ensuring reliable performance. It features a 12-volt system with a 120-amp output, designed for clockwise rotation and equipped with an internal regulator and internal fan.

ചിത്രം 2.1: മുൻഭാഗം view of the DB Electrical 400-24030 Alternator, showing the main housing and electrical connections.
3 അനുയോജ്യത
This alternator is compatible with and serves as a direct replacement for the following vehicle models:
- ശനി: L SERIES (2000-2004)
It replaces the following OEM and aftermarket part numbers:
- ARROWHEAD: ABO0125, 400-24030
- BOSCH: 0-124-515-016, B-120-516-147
- CARGO: 113798
- GENERAL MOTORS: 21019215, 22674549, 90585955
- ജമ്മു & നേഷൻ: 400-24030
- LESTER: 13804
- REMY LIGHT DUTY: 12102
Always verify part fitment with your vehicle's specific make, model, and year before purchasinജി, ഇൻസ്റ്റാൾ ചെയ്യൽ.
4. ഇൻസ്റ്റലേഷനും സജ്ജീകരണവും
Installation of an alternator requires mechanical knowledge and proper tools. If you are not experienced with automotive electrical systems, it is highly recommended to seek professional assistance for installation.
4.1. സുരക്ഷാ മുൻകരുതലുകൾ
- Always disconnect the negative battery terminal before working on any electrical components to prevent accidental short circuits or electrical shock.
- ജോലി ആരംഭിക്കുന്നതിന് മുമ്പ് എഞ്ചിൻ തണുത്തുവെന്ന് ഉറപ്പാക്കുക.
- സുരക്ഷാ ഗ്ലാസുകളും കയ്യുറകളും ഉൾപ്പെടെയുള്ള ഉചിതമായ വ്യക്തിഗത സംരക്ഷണ ഉപകരണങ്ങൾ ധരിക്കുക.
- Refer to your vehicle's specific service manual for detailed removal and installation procedures.
4.2. പൊതുവായ ഇൻസ്റ്റലേഷൻ ഘട്ടങ്ങൾ (പ്രത്യേക വിവരങ്ങൾക്ക് വാഹന മാനുവൽ പരിശോധിക്കുക)
- ബാറ്ററി വിച്ഛേദിക്കുക: നെഗറ്റീവ് ബാറ്ററി കേബിൾ വിച്ഛേദിക്കുക.
- Access Alternator: Locate the alternator in your engine bay. You may need to remove other components (e.g., belts, hoses, covers) to gain access.
- Remove Drive Belt: Loosen the tensioner and remove the serpentine belt from the alternator pulley.
- വയറിംഗ് വിച്ഛേദിക്കുക: Carefully disconnect all electrical connections from the old alternator. This typically includes the main power wire (B+ terminal) and the connector for the regulator/field wires.
- മൗണ്ടിംഗ് ബോൾട്ടുകൾ നീക്കം ചെയ്യുക: Unbolt the old alternator from its mounting brackets. Note the position of any spacers or washers.
- പുതിയ ആൾട്ടർനേറ്റർ ഇൻസ്റ്റാൾ ചെയ്യുക: Position the new DB Electrical 400-24030 Alternator into place and secure it with the mounting bolts. Do not overtighten.
- വയറിംഗ് വീണ്ടും ബന്ധിപ്പിക്കുക: Reconnect all electrical connections securely. Ensure the main power wire is clean and tight.

Figure 4.1: Diagram illustrating the electrical connector for the alternator, typically labeled 'L' for Lamp/Load and 'DFM' for Digital Field Monitor.
- Reinstall Drive Belt: Route the serpentine belt correctly around all pulleys and tension it according to your vehicle's specifications.
- ബാറ്ററി വീണ്ടും ബന്ധിപ്പിക്കുക: നെഗറ്റീവ് ബാറ്ററി കേബിൾ വീണ്ടും ബന്ധിപ്പിക്കുക.
- ടെസ്റ്റ് സിസ്റ്റം: Start the vehicle and check for proper charging system operation. Observe the battery warning light on the dashboard; it should turn off after the engine starts.
5. ഓപ്പറേഷൻ
Once installed, the alternator operates automatically to maintain your vehicle's electrical system. When the engine is running, the alternator converts mechanical energy from the engine's crankshaft (via the serpentine belt) into electrical energy. This electrical energy is used to:
- Power all electrical components in the vehicle (lights, radio, air conditioning, ignition system, etc.).
- Recharge the vehicle's 12-volt battery, ensuring it has sufficient charge for starting the engine and providing supplemental power when the alternator's output is insufficient (e.g., at idle with many accessories on).
The internal regulator within the alternator controls the voltage output to prevent overcharging or undercharging the battery, maintaining a stable voltage for the vehicle's electrical system, typically between 13.5 and 14.5 volts.

ചിത്രം 5.1: View of the alternator from the pulley side, showing the mechanism that connects to the engine's serpentine belt.
6. പരിപാലനം
Alternators are generally low-maintenance components. However, regular checks of related systems can help ensure its longevity:
- ബാറ്ററി ആരോഗ്യം: Ensure your vehicle's battery is in good condition. A weak or failing battery can put excessive strain on the alternator.
- ബെൽറ്റ് അവസ്ഥ: Regularly inspect the serpentine belt for cracks, fraying, or excessive wear. A worn belt can slip, reducing the alternator's efficiency.
- ബെൽറ്റ് ടെൻഷൻ: Ensure the serpentine belt has proper tension. Too loose, and it will slip; too tight, and it can put undue stress on the alternator bearings.
- വയറിംഗ് കണക്ഷനുകൾ: Periodically check all electrical connections to the alternator for corrosion or looseness. Clean any corrosion and ensure connections are tight.
- ഓവർലോഡിംഗ് ഒഴിവാക്കുക: Minimize the use of high-draw electrical accessories when the engine is at idle or low RPMs, as this can strain the charging system.
7. പ്രശ്നപരിഹാരം
If you experience issues with your vehicle's charging system, the alternator may be a contributing factor. Here are common symptoms and potential causes:
| ലക്ഷണം | സാധ്യമായ കാരണം |
|---|---|
| Battery Warning Light On | Failing alternator, loose or corroded battery/alternator connections, faulty voltagഇ റെഗുലേറ്റർ. |
| Dim Headlights or Interior Lights | Alternator not producing enough power, weak battery. |
| ഡെഡ് ബാറ്ററി | Alternator not charging, parasitic drain, old battery. |
| Growling or Whining Noise | Worn alternator bearings, loose or misaligned serpentine belt. |
| Burning Rubber Smell | Slipping serpentine belt due to worn tensioner or pulley. |
If you suspect an alternator issue, it is advisable to have the charging system tested by a qualified mechanic or at an automotive parts store.
8 സ്പെസിഫിക്കേഷനുകൾ
Detailed technical specifications for the DB Electrical 400-24030 Alternator:
| സ്പെസിഫിക്കേഷൻ | മൂല്യം |
|---|---|
| യൂണിറ്റ് തരം | ആൾട്ടർനേറ്റർ |
| മോഡൽ നമ്പർ | 400-24030 |
| വാല്യംtage | 12 വോൾട്ട് |
| Ampഉന്മേഷം | 120 Amps |
| ഭ്രമണം | CW (ഘടികാരദിശയിൽ) |
| ക്ലോക്ക് സ്ഥാനം | 2 |
| പുള്ളി ക്ലാസ് | S5 |
| റെഗുലേറ്റർ തരം | IR (Internal Regulator) |
| ഫാൻ തരം | IF (Internal Fan) |
| ഇനത്തിൻ്റെ ഭാരം | 14.87 പൗണ്ട് |
| ഉൽപ്പന്ന അളവുകൾ | 5.71 x 4.91 x 5.05 ഇഞ്ച് |
9. വാറൻ്റിയും പിന്തുണയും
The DB Electrical 400-24030 Alternator is backed by a 1 വർഷത്തെ വാറൻ്റി വാങ്ങിയ തീയതി മുതൽ. സാധാരണ ഉപയോഗത്തിലുള്ള മെറ്റീരിയലുകളിലെയും വർക്ക്മാൻഷിപ്പുകളിലെയും വൈകല്യങ്ങൾ ഈ വാറന്റി ഉൾക്കൊള്ളുന്നു.
If you encounter any issues with the product within the warranty period, please contact DB Electrical customer support for assistance or a replacement. Ensure you retain your proof of purchase for warranty claims.
For further support or inquiries, please refer to the contact information provided by your retailer or on the official DB Electrical webസൈറ്റ്.





