1. Utangulizi
The Milwaukee 2457-20 M12 Cordless 3/8" Lithium-Ion Ratchet is engineered to provide best-in-class power, speed, and durability for sub-compact tool applications. This manual provides essential information for the safe and efficient operation, maintenance, and troubleshooting of your new tool. Please read this manual thoroughly before initial use and retain it for future reference.
2. Taarifa za Usalama
ONYO: Soma maonyo yote ya usalama, maagizo, vielelezo, na vipimo vilivyotolewa na zana hii ya nguvu. Kukosa kufuata maagizo yote yaliyoorodheshwa hapa chini kunaweza kusababisha mshtuko wa umeme, moto, na/au majeraha mabaya.
Maonyo ya Usalama wa Zana ya Nguvu ya Jumla
- Usalama wa Eneo la Kazi: Weka eneo la kazi safi na lenye mwanga. Maeneo yenye vitu vingi au giza hukaribisha ajali. Usitumie zana za nguvu katika angahewa zinazolipuka, kama vile maji yanayoweza kuwaka, gesi au vumbi. Zana za nguvu huunda cheche ambazo zinaweza kuwasha vumbi au mafusho.
- Usalama wa Umeme: Plugi za zana za nguvu lazima zilingane na plagi. Usiwahi kurekebisha plagi kwa njia yoyote. Usitumie plagi za adapta zilizo na zana za nguvu za udongo (zilizowekwa msingi). Plugs zisizobadilishwa na vituo vinavyolingana vitapunguza hatari ya mshtuko wa umeme.
- Usalama wa Kibinafsi: Kaa macho, tazama unachofanya, na utumie akili unapotumia zana ya nishati. Usitumie kifaa cha nguvu wakati umechoka au chini ya ushawishi wa madawa ya kulevya, pombe, au dawa. Kipindi cha kutokuwa makini wakati zana za nguvu za uendeshaji zinaweza kusababisha jeraha kubwa la kibinafsi.
- Utunzaji na matumizi ya zana: Usilazimishe chombo cha nguvu. Tumia zana sahihi ya nishati kwa programu yako. Chombo sahihi cha nguvu kitafanya kazi vizuri na salama kwa kiwango ambacho kiliundwa.
- Matumizi na Utunzaji wa Zana ya Betri: Chaji tena ukitumia chaja iliyobainishwa na mtengenezaji. Chaja ambayo inafaa kwa aina moja ya pakiti ya betri inaweza kuleta hatari ya moto inapotumiwa na pakiti nyingine ya betri. Tumia zana za nguvu zilizo na pakiti maalum za betri pekee. Utumiaji wa pakiti zingine zozote za betri kunaweza kusababisha hatari ya kuumia na moto.
3. Bidhaa za Bidhaa
- Powerful 12-Volt Motor: Delivers up to 35 ft-lbs of torque for various fastening applications.
- Superior Fastening Speed: Produces up to 250 RPM, with a variable-speed trigger for greater control.
- Muundo Kompakt: At just 10-3/4 inches long and 1.9 lbs, it's tool-belt portable and ideal for tight spaces.
- Chini-Profile Kichwa: Features a 3/4 inch low-profile head design for access in confined areas.
- REDLINK™ Intelligence: Provides optimized performance and overload protection using total system communication between tool, battery, and charger.
- Kipimo cha Mafuta Ndani ya Bodi: Helps monitor the charge precisely for less downtime.
- Mwangaza wa LED uliojengwa ndani: Illuminates work surfaces in dark locations.
- Ujenzi wa kudumu: Reinforced steel housing ensures maximum control and durability.
4. Kuweka
Battery Installation (Battery Pack Sold Separately)
- Ensure the ratchet's trigger is in the OFF position.
- Pangilia pakiti ya betri na mlango wa betri kwenye mpini wa zana.
- Slide the battery pack into the tool until it clicks securely into place. Do not force the battery pack. If it does not slide in easily, ensure the battery is correctly aligned.
Kuunganisha Soketi
- Select the appropriate 3/8" drive socket for your application.
- Push the socket firmly onto the square drive anvil of the ratchet until it locks into place.
- Kuondoa, vuta tundu kutoka kwenye tundu.
5. Maagizo ya Uendeshaji
Operesheni ya Kusonga Mbele/Kurudi Nyuma
The direction of rotation is controlled by a switch located near the ratchet head. Push the switch to the left for forward rotation (tightening) and to the right for reverse rotation (loosening).
Anzisha Operesheni
The tool features a variable-speed metal trigger. The speed of the ratchet is controlled by how far the trigger is depressed. Pressing the trigger lightly will result in slower speeds, while fully depressing it will achieve maximum RPM.
The built-in LED light will activate when the trigger is slightly depressed, illuminating your work area.
Ulinzi wa Kupakia kupita kiasi
The REDLINK™ Intelligence system protects the tool from overloading. If the tool stops unexpectedly, release the trigger, allow it to cool, and then resume operation.

Image: Milwaukee 2457-20 M12 Cordless 3/8 inch Lithium-Ion Ratchet, showcasing its compact design and red/black color scheme.
6. Matengenezo
Matengenezo ya Jumla
- Mara kwa mara kagua chombo kwa ishara yoyote ya uharibifu au kuvaa.
- Keep the tool's ventilation openings clear of dust and debris to prevent overheating.
- Clean the tool with a soft, damp kitambaa. Usitumie kemikali kali au visafishaji vya abrasive.
Utunzaji wa Betri
- Hifadhi betri mahali pa baridi, kavu mbali na jua moja kwa moja na unyevu.
- Do not store batteries in discharged condition for extended periods.
- Use only Milwaukee M12 chargers for charging M12 battery packs.
7. Utatuzi wa shida
| Tatizo | Sababu inayowezekana | Suluhisho |
|---|---|---|
| Chombo haifanyi kazi | Betri haijasakinishwa ipasavyo au kuzima. | Ensure battery is fully inserted. Charge battery if low. |
| Chombo huacha wakati wa operesheni | Ulinzi wa upakiaji umewashwa. | Release trigger, allow tool to cool, and reduce load. |
| Utendaji uliopunguzwa | Low battery charge or worn accessories. | Charge battery. Replace worn sockets. |
8. Vipimo
- Mfano: 2457-20
- Chapa: Milwaukee
- Voltage: 12 Volts
- Ukubwa wa Hifadhi: inchi 3/8
- Torque ya kiwango cha juu: futi 35
- Kasi ya Kutopakia: 0-250 RPM
- Urefu: inchi 10.75
- Uzito (Zana Pekee): 1.5 wakia
- Aina ya Betri: M12 REDLITHIUM™ (Sold Separately)
- Mtindo wa kichwa: Mraba Usiohamishika
9. Udhamini na Msaada
Taarifa ya Udhamini
This Milwaukee 2457-20 M12 Cordless 3/8" Lithium-Ion Ratchet comes with a Udhamini Mdogo wa Miaka 5. This warranty covers defects in material and workmanship. For full warranty details, including exclusions and how to make a claim, please refer to the warranty documentation included with your purchase or visit the official Milwaukee webtovuti.
Usaidizi wa Wateja
For technical assistance, service, or parts inquiries, please contact Milwaukee Customer Service. Contact information can be found on the Milwaukee webtovuti au katika ufungaji wa bidhaa yako.





