Jaycar 3611004
Leabhar-làimhe Cleachdaiche airson Charger Bataraidh Luaidhe-aigéid is Lithium Tuigseach 8 Ceum Powertech MB3904
Modail: MB3904
1. Ro-ràdh
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. Fiosrachadh Sàbhailteachd
Thoir an-còmhnaidh aire do na ceumannan sàbhailteachd a leanas:
- Dèan cinnteach gu bheil an charger air a dhì-cheangal bhon t-solar cumhachd mus dèan thu no mus bris thu ceanglaichean ris a’ bhataraidh.
- Cleachd an charger ann an àiteachan le deagh fhionnarachadh a-mhàin.
- Seachain a bhith a’ cur cosgais air bataraidhean reòta.
- Na cuir a-mach an charger gu uisge no cus taiseachd.
- Cùm a-mach à ruigsinn chloinne.
- This charger is designed for 6V or 12V Lead Acid or LiFePO4 batteries only. Do not use with other battery types.
3. Pasgan-susbaint
Dèan cinnteach gu bheil a h-uile nì anns a’ phacaid:
- Powertech MB3904 8 Step Intelligent Battery Charger Unit
- Bataraidh Clamp Connectors (Red and Black)
- Ring Terminal Connectors
- Corda cumhachd AC
- Leabhar-làimhe cleachdaiche (an sgrìobhainn seo)

Image: The Powertech MB3904 battery charger unit shown with its various included accessories, including battery clamps, ring terminals, and the AC power cord.
4. Feartan toraidh
The Powertech MB3904 charger offers advanced features for optimal battery maintenance:
- Pròiseas Cosgais 8-cheum: Ensures thorough and efficient charging for various battery types.
- Ioma-leabhartage Co-fhreagarrachd: Suitable for both 6V and 12V lead acid and LiFePO4 batteries.
- Dìon coileanta: Includes overload, short circuit, reverse polarity, safety timer, and wrong battery protection.
- Comharran LED intuitive: Clearly display charge status and selected mode.
- Putan Taghaidh Modh: Allows easy switching between charging modes.

Ìomhaigh: Ìomhaigh bho mhullach gu bonn view of the Powertech MB3904 charger, highlighting the LED indicators for charge status and the 'MODE' button for selecting charging programs.
5. Suidhich
- Suidheachadh: Place the charger on a stable, flat surface in a well-ventilated area, away from direct sunlight or heat sources.
- Ceangal Bataraidh: 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.
- Ceangal cumhachd: Plug the AC power cord into a suitable wall outlet. The charger will enter standby mode.
6. Stiùireadh Obrachaidh
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.
- Càradh: A special mode for desulfation of deeply discharged lead acid batteries.
6.2. Pròiseas Cìsean
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
- Unplug an sreang cumhachd AC bhon bhalla a-muigh.
- Disconnect an dubh (-) clamp/ring terminal from the negative (-) battery terminal.
- Dì-cheangail an dearg (+) clamp/ring terminal from the positive (+) battery terminal.
7. Cumail suas
- Glanadh: Glan an charger casinle clò bog, tioram. Na cleachd innealan-glanaidh sgrìobach no fuasglaidhean.
- Stòradh: Glèidh an charger ann an àite fionnar, tioram nuair nach eilear ga chleachdadh.
- Sgrùdadh càball: Periodically inspect the power cord and battery cables for any signs of damage. Do not use the charger if cables are damaged.
8. A ’dèanamh trioblaid
| Trioblaid | Adhbhar a dh’fhaodadh a bhith ann | Fuasgladh |
|---|---|---|
| Chan eil an charger a’ tionndadh air. | Gun chumhachd bhon socaid; ceangal sgaoilte. | Thoir sùil air an t-socaid cumhachd; dèan cinnteach gu bheil an càball cumhachd ceangailte gu tèarainte. |
| Tha LED mearachd air lasadh. | Reverse polarity; short circuit; wrong battery type. | Check battery connections for correct polarity; inspect cables for shorts; ensure battery type matches selected mode. |
| Bataraidh gun a bhith a ’togail cosgais. | 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. Sònrachaidhean
- Modail: MB 3904
- Input Voltage: 220-240V AC, 50/60Hz
- Toradh Voltage: 6V / 12V DC
- A' cur cosgais an-dràsta: 0.9A / 3.8A
- Seòrsan bataraidh: Lead Acid (WET, MF, CA, EFB, GEL, AGM), LiFePO4
- Dìon: Overload, Short Circuit, Reverse Polarity, Safety Timer, Wrong Battery
- Meudan: Mu 20.4 x 7.4 x 4.8 cm
- Cuideam: Mu 534 g
- Gèilleadh: CE
10. Barantas agus Taic
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 weblàrach. Cùm dearbhadh ceannach airson tagraidhean barantais.
Leictreonaic Jaycar Weblàrach: www.jaycar.com.au