1. Gabatarwa
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. Bayanin Tsaro
Koyaushe kiyaye matakan tsaro masu zuwa:
- Ensure the charger is disconnected from the power supply before making or breaking connections to the battery.
- Yi amfani da caja kawai a wuraren da ke da isasshen iska.
- A guji yin cajin daskararrun batura.
- Kada a bijirar da caja ga ruwan sama ko danshi mai yawa.
- A kiyaye nesa da yara.
- This charger is designed for 6V or 12V Lead Acid or LiFePO4 batteries only. Do not use with other battery types.
3. Abubuwan Kunshin
Tabbatar cewa duk abubuwa suna nan a cikin kunshin:
- Powertech MB3904 8 Step Intelligent Battery Charger Unit
- Baturi Clamp Connectors (Red and Black)
- Ring Terminal Connectors
- AC Power Igiyar
- Jagorar mai amfani (wannan takaddar)

Image: The Powertech MB3904 battery charger unit shown with its various included accessories, including battery clamps, ring terminals, and the AC power cord.
4. Kayan Samfura
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 Daidaituwa: Suitable for both 6V and 12V lead acid and LiFePO4 batteries.
- Cikakken Kariya: Includes overload, short circuit, reverse polarity, safety timer, and wrong battery protection.
- Manufofin LED masu ilhama: Clearly display charge status and selected mode.
- Maɓallin Zaɓin Yanayin: Allows easy switching between charging modes.

Hoto: A sama-kasa view of the Powertech MB3904 charger, highlighting the LED indicators for charge status and the 'MODE' button for selecting charging programs.
5. Saita
- Wuri: Place the charger on a stable, flat surface in a well-ventilated area, away from direct sunlight or heat sources.
- Haɗin baturi: 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.
- Haɗin Wuta: Plug the AC power cord into a suitable wall outlet. The charger will enter standby mode.
6. Umarnin Aiki
6.1. Selecting Charging Mode
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.
- Gyara: A special mode for desulfation of deeply discharged lead acid batteries.
6.2. Tsarin Cajin
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
- Cire igiyar wutar AC daga bakin bango.
- Cire haɗin baki (-) clamp/ring terminal from the negative (-) battery terminal.
- Cire haɗin ja (+) clamp/ring terminal from the positive (+) battery terminal.
7. Kulawa
- Tsaftacewa: Clean the charger casinda zane mai laushi da busasshe. Kada a yi amfani da masu tsaftace goge-goge ko abubuwan da ke rage zafi.
- Ajiya: Ajiye caja a wuri mai sanyi, bushe lokacin da ba a amfani da shi.
- Duban Kebul: Periodically inspect the power cord and battery cables for any signs of damage. Do not use the charger if cables are damaged.
8. Shirya matsala
| Matsala | Dalili mai yiwuwa | Magani |
|---|---|---|
| Caja baya kunnawa. | Babu wutar lantarki daga waje; haɗin da ba shi da ƙarfi. | Duba tashar wutar lantarki; tabbatar an toshe igiyar wutar lantarki cikin aminci. |
| 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. |
| Baturi baya caji. | 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. Ƙayyadaddun bayanai
- Samfura: MB3904
- Shigar da Voltage: 220-240V AC, 50/60Hz
- Fitarwa Voltage: 6V / 12V DC
- Cajin Yanzu: 0.9A / 3.8A
- Nau'in Baturi: Lead Acid (WET, MF, CA, EFB, GEL, AGM), LiFePO4
- Kariya: Overload, Short Circuit, Reverse Polarity, Safety Timer, Wrong Battery
- Girma: Kimanin 20.4 x 7.4 x 4.8 cm
- Nauyi: Kusan 534 g
- Biyayya: CE
10. Garanti da Tallafawa
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. Ajiye shaidar siyan ku don da'awar garanti.
Jaycar Electronics Website: www.jaycar.com.au





