1. Pengenalan
This manual provides essential instructions for the safe and effective operation of your CRAFTSMAN CMXCESM258 12A Car Battery Charger and Maintainer. This device is a 4-in-1 solution designed to charge, maintain, test, and recondition 6V and 12V batteries. It is compatible with various battery types including standard, AGM, lithium (LiFePO4), and deep-cycle batteries found in power sport vehicles, automobiles, and marine applications.

Imej 1.1: Depan view of the CRAFTSMAN CMXCESM258 battery charger.
2. Arahan Keselamatan Penting
AMARAN: Read all instructions carefully before using this product. Failure to follow these instructions may result in electric shock, fire, or serious injury. Save these instructions for future reference.
2.1 Langkah Keselamatan Am
- Sentiasa pakai pelindung mata dan pakaian pelindung apabila bekerja dengan bateri.
- Pastikan pengudaraan yang mencukupi semasa mengecas bateri untuk mengelakkan pengumpulan gas letupan.
- Jangan merokok atau biarkan percikan api atau nyalaan api berhampiran bateri atau pengecas.
- Jangan sekali-kali mengecas bateri beku.
- Jauhkan pengecas daripada air, hujan atau kelembapan berlebihan.
- Jangan kendalikan pengecas jika ia terkena hentakan yang tajam, terjatuh atau rosak.
- Produk ini mengandungi bahan kimia yang diketahui oleh Negeri California untuk menyebabkan kanser dan kecacatan kelahiran atau bahaya pembiakan lain.
2.2 Keselamatan Elektrik
- Ensure the AC power cord is in good condition and not damaged.
- Connect the charger to a properly grounded outlet.
- Putuskan sambungan kuasa AC sebelum membuat atau memutuskan sambungan ke bateri.
3. Kandungan Pakej
Sahkan bahawa semua item terdapat dalam pakej:
- (1) CRAFTSMAN CMXCESM258 Fully Automatic Battery Charger and Maintainer
- (1) Manual Pengguna
4. Ciri-ciri Produk
The CRAFTSMAN CMXCESM258 offers a range of features for comprehensive battery care:
- Peranti 4-dalam-1: Charges, maintains, tests, and reconditions batteries.
- Immediate Charging Power: Delivers 12-amp 12V charging, 3-amp 12V charging and maintaining, and 2-amp 6V charging and maintaining.
- Smart Trickle Charge: Maintains 6V and 12V batteries safely over time without overcharging.
- Keserasian Luas: Works with gas and diesel vehicles, 6V and 12V batteries, including standard, AGM, lithium (LiFePO4), and deep-cycle battery types.
- Battery Reconditioning: Helps extend battery life and improve performance with an advanced desulfation mode.
- Built-In Battery Tester: Quickly checks battery health for easy diagnostics.
- Perlindungan Polariti Terbalik: Prevents damage to your battery and vehicle if clamps are accidentally reversed.
- AC Bertenaga: This unit, with a 6-foot power cord and booster cables, must be plugged in during use.

Image 4.1: Key components of the CRAFTSMAN CMXCESM258 battery charger.

Image 4.2: The charger features reverse polarity protection to prevent damage from incorrect connections.

Image 4.3: Compatibility chart detailing supported vehicle types and battery functions.
5. Persediaan
Before connecting the charger, ensure the vehicle is turned off and in a well-ventilated area. Follow these steps for initial setup:
- Identify the battery terminals (positive and negative).
- Ensure the charger's AC power cord is unplugged from the electrical outlet.
- Sambungkan cl merah (positif).amp ke terminal bateri positif (+).
- Sambungkan cl hitam (negatif).amp to the negative (-) battery terminal. For vehicles, connect the negative clamp ke bahagian logam casis kenderaan yang tidak dicat jauh dari bateri dan saluran bahan api.
- Pasangkan kord kuasa AC pengecas ke soket elektrik AC 120V standard.

Image 5.1: Quick start guide for connecting and operating the charger.

Image 5.2: The charger requires a standard AC power connection for operation.
6. Arahan Operasi
Once connected and powered, the charger will automatically detect the battery voltage. Follow these steps to begin charging:
- Pilih Jenis Bateri: Use the 'Battery Type' button on the charger's control panel to select the appropriate battery chemistry (Standard, AGM, Lithium, Deep Cycle).
- Pilih Kadar Caj: Use the 'Rate Selection' button to choose the desired charging amperage (e.g., 12A for fast charge, 3A for maintenance, 2A for 6V).
- Mula Mengecas: Press the 'Start/Stop' button to initiate the charging process. The display will show charging status and battery voltage.
- Pantau Kemajuan: The charger's display and LED indicators will show the charging progress.
- Selesai Pengecasan: Once charging is complete, the charger will automatically switch to maintenance mode or indicate full charge.
- Putuskan sambungan: First, press the 'Start/Stop' button to stop charging. Then, unplug the AC power cord from the outlet. Finally, disconnect the negative (black) clamp, followed by the positive (red) clamp daripada bateri.

Image 6.1: The charger in use within an engine bay, demonstrating practical application.

Image 6.2: The charger with its color-coded clamps connected, illustrating proper setup.
7. Penyelenggaraan
Regular maintenance ensures the longevity and optimal performance of your battery charger:
- Pembersihan: Wipe the charger casing with a soft, dry cloth. Do not use solvents or abrasive cleaners.
- Kabel dan Clamp Pemeriksaan: Periodically inspect the AC power cord, battery cables, and clampuntuk sebarang tanda kerosakan, keruntuhan atau kakisan. Gantikan jika perlu.
- Storan: Store the charger in a clean, dry, and cool place when not in use. Ensure cables are neatly coiled and not kinked.
8. Penyelesaian masalah
If you encounter issues with your CRAFTSMAN CMXCESM258, refer to the following common problems and solutions:
| Masalah | Kemungkinan Punca | Penyelesaian |
|---|---|---|
| Pengecas tidak dihidupkan | No AC power; Faulty outlet; Damaged cord | Check AC outlet; Inspect power cord; Try a different outlet. |
| Pengecas tidak mengecas bateri | Incorrect battery connection; Battery is severely discharged or faulty; Incorrect mode selected | Ensure correct polarity; Test battery health; Select appropriate battery type and charge rate. |
| Mesej ralat pada paparan | Reverse polarity; Short circuit; Internal fault | Periksa clamp connections; Disconnect and reconnect; If error persists, contact customer support. |
| Pengecas menjadi panas semasa operasi | Normal operation; Overload | Slight warmth is normal. Ensure adequate ventilation. If excessively hot, disconnect and allow to cool. |
If troubleshooting steps do not resolve the issue, contact CRAFTSMAN customer support.
9. Spesifikasi
Detailed technical specifications for the CRAFTSMAN CMXCESM258:
- Jenama:
- Kraftangan
- Nombor Model:
- CMXCESM258
- Dimensi Produk:
- 12"D x 16"W x 5"H
- Berat Barang:
- 3.4 paun
- Keluaran Voltage:
- 12 Volt
- Input Voltage:
- 12 Volt
- Penilaian Semasa (Amperage):
- 12 Amps
- Peranti Serasi:
- Standard, AGM, Lithium (LiFePO4), Deep Cycle batteries for Gas and Diesel Vehicles
- Jenis Penyambung:
- Clamp
- Pensijilan:
- UL, FCC
- Pengeluar:
- Schumacher Electric
- UPC:
- 026666302586

Image 9.1: Physical dimensions and weight of the CRAFTSMAN CMXCESM258.
10. Waranti dan Sokongan
The CRAFTSMAN CMXCESM258 Battery Charger and Maintainer is backed by a 1-year limited warranty. This warranty covers defects in material and workmanship. Proof of purchase is required for warranty claims. The warranty is not transferable. For detailed warranty information, please refer to the official CRAFTSMAN webtapak.
For technical assistance, troubleshooting, or warranty claims, please contact CRAFTSMAN customer support through their official channels.

Image 10.1: Information regarding the 1-year limited warranty.