1. Fampidirana
This manual provides essential information for the safe and efficient operation of your Powertech MB3904 8 Step Intelligent Lead Acid and Lithium Battery Charger. Please read this manual thoroughly before use and retain it for future reference.
2. Information momba ny fiarovana
Tandremo hatrany ireto fepetra fiarovana manaraka ireto:
- Ensure the charger is disconnected from the power supply before making or breaking connections to the battery.
- Use the charger only in well-ventilated areas.
- Fadio ny famandrihana bateria mangatsiaka.
- Aza atao amin'ny orana na hamandoana be loatra ny charger.
- Arovy amin'ny ankizy.
- This charger is designed for 6V or 12V Lead Acid or LiFePO4 batteries only. Do not use with other battery types.
3. Ny votoatin'ny fonosana
Hamarino fa misy ny entana rehetra ao anaty fonosana:
- Powertech MB3904 8 Step Intelligent Battery Charger Unit
- Battery Clamp Connectors (Red and Black)
- Ring Terminal Connectors
- Tady herinaratra AC
- User Manual (ity antontan-taratasy ity)

Image: The Powertech MB3904 battery charger unit shown with its various included accessories, including battery clamps, ring terminals, and the AC power cord.
4. Toetran'ny vokatra
The Powertech MB3904 charger offers advanced features for optimal battery maintenance:
- 8-Step Charging Process: Ensures thorough and efficient charging for various battery types.
- Multi-Voltage Compatibility: Suitable for both 6V and 12V lead acid and LiFePO4 batteries.
- Fiarovana feno: Includes overload, short circuit, reverse polarity, safety timer, and wrong battery protection.
- Intuitive LED famantarana: Clearly display charge status and selected mode.
- Bokotra safidin'ny fomba: Allows easy switching between charging modes.

Sary: ambony midina view of the Powertech MB3904 charger, highlighting the LED indicators for charge status and the 'MODE' button for selecting charging programs.
5. Fametrahana
- Fametrahana: Place the charger on a stable, flat surface in a well-ventilated area, away from direct sunlight or heat sources.
- Fifandraisana bateria: Ensure the battery terminals are clean. Connect the red (+) clamp/ring terminal to the positive (+) battery terminal and the black (-) clamp/ring terminal to the negative (-) battery terminal. Ensure a secure connection.
- Fampifandraisana herinaratra: Plug the AC power cord into a suitable wall outlet. The charger will enter standby mode.
6. Torolàlana miasa
6.1. Fifantenana ny fomba famandrihana
After connecting the battery and power, press the MODE button to cycle through the available charging programs. The corresponding LED will illuminate to indicate the selected mode:
- 12V 3.8A (Normal): Standard charging for 12V lead acid batteries.
- 12V 3.8A (Cold/AGM): For charging 12V lead acid batteries in cold conditions or AGM batteries.
- 12V 0.9A (Small): For charging smaller 12V lead acid batteries.
- 6V 3.8A: For charging 6V lead acid batteries.
- Lithium (12.8V/12V): For charging 12V LiFePO4 batteries.
- fanamboarana: A special mode for desulfation of deeply discharged lead acid batteries.
6.2. Fikarakarana fiampangana
Once a mode is selected, the charger will automatically begin the 8-step charging process. The progress LEDs (25%, 50%, 75%, 100%) will illuminate sequentially to indicate the battery's charge level. When the 100% LED is solid, the battery is fully charged.
6.3. Disconnecting the Charger
- Esory ny tadin-jiro AC amin'ny fivoahan'ny rindrina.
- Tapaho ny fifandraisana mainty (-) clamp/ring terminal from the negative (-) battery terminal.
- Tapaho ny cl mena (+).amp/ring terminal from the positive (+) battery terminal.
7. Fikojakojana
- Fanadiovana: Diovy ny charger casing misy lamba malefaka sy maina. Aza mampiasa mpanadio abrasive na solvents.
- fitahirizana: Tehirizo ao amin'ny toerana mangatsiatsiaka sy maina ny charger rehefa tsy ampiasaina.
- Cable Inspection: Periodically inspect the power cord and battery cables for any signs of damage. Do not use the charger if cables are damaged.
8. Famahana olana
| OLANA | Antony mety hitranga | vahaolana |
|---|---|---|
| Tsy mandeha ny charger. | Tsy misy herinaratra avy amin'ny faladia; fifandraisana mivaha. | Jereo ny faladia herinaratra; ataovy izay hahazoana antoka fa voafatotra tsara ny tariby herinaratra. |
| Error LED illuminated. | Reverse polarity; short circuit; wrong battery type. | Check battery connections for correct polarity; inspect cables for shorts; ensure battery type matches selected mode. |
| Batterie tsy mi-charge. | Battery deeply discharged/damaged; incorrect mode selected. | Try "Repair" mode for lead acid batteries; test battery with a multimeter; ensure correct charging mode is selected. |
9. Famaritana
- Modely: MB3904
- Fampidirana Voltage: 220-240V AC, 50/60Hz
- Output Voltage: 6V / 12V DC
- Charging Current: 0.9A / 3.8A
- Karazana bateria: Lead Acid (WET, MF, CA, EFB, GEL, AGM), LiFePO4
- Fiarovana: Overload, Short Circuit, Reverse Polarity, Safety Timer, Wrong Battery
- refy: Manodidina ny 20.4 x 7.4 x 4.8 cm
- Lanja: Tokony ho 534 g
- fanarahan-dalàna: CE
10. Warranty sy fanohanana
This Powertech product is covered by a standard manufacturer's warranty. For specific warranty terms and conditions, please refer to the warranty card included with your purchase or contact your retailer.
For technical support or service inquiries, please contact Jaycar Electronics customer service or visit their official website. Tehirizo ny porofon'ny fividiananao ho an'ny fitakiana fiantohana.
Jaycar Electronics NY Webtranokala: www.jaycar.com.au





