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Major tech MT245 Instruction Manual

Car battery tester
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INSTRUCTION MANUAL
MT245
CAR BATTERY TESTER

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Summary of Contents for Major tech MT245

  • Page 1 INSTRUCTION MANUAL MT245 CAR BATTERY TESTER...

  • Page 3: Table Of Contents

    Contents Page no 1. Product Summary.................4 1.1. Product Profile................4 1.2. Product Function................4 1.3. Technical Parameters..............5 1.4. Working Environment Requirement..........5 2. Product Information................5 2.1. Tool Description................5 2.2. Product Specifications..............5 2.3. Accessories Included..............6 3. Operating Instructions................6 3.1. Usage and Operation..............6 3.1.1. In Vehicle Battery Test............7 3.1.2.

  • Page 4: Product Summary

    CCA, BCI, CA, MCA, JIS, DIN, IEC, EN, SAE, GB. 1.2. Product Function Main functions of the MT245 battery tester include: battery test, starting system test, charging system test and other additional functions. Battery test is mainly targeted to analyze the battery healthy status to...

  • Page 5: Technical Parameters

    1.3. Technical Parameters Ÿ Application: 12V starting battery and 12V/24V car starting / charging system test Ÿ Cold Cranking Amps Measure Range: Ÿ Test clamp: Double Measure Standard Measure Range conductor Kelvin clamp 100-2000 Ÿ Measuring battery range: 100-2000 30Ah-200Ah 100-2000 Ÿ...

  • Page 6: Accessories Included

    4. Power-provided via cable from car battery 5. Dimensions: LxWxH: 784mm x 355mm x 210mm 6. Weight: 293g 2.3. Accessories Included 1. User's Manual 2. USB Cable -- Provides link to unit and computer for printing 3. OPERATING INSTRUCTIONS Testing Out-of-Vehicle: Clean the battery posts or side terminals with a wire brush.

  • Page 7: In Vehicle Battery Test

    3.1.1. In Vehicle Battery Test Ÿ The off vehicle test indicates that the battery is not connected to the vehicle. Clamp the red and black clamps of the tester onto the tested battery, connect the red to the positive and the black to the negative, and the display screen will immediately display the start-up interface.
  • Page 8 key to select according to the actual system standard and the rating marked on the battery. See the position indicated by the arrow in figure 1. Figure 1. CCA: Cold starting current specified by SAE and BCI, the most commonly used value when starting the battery at -18°C (0°F).

  • Page 9: Battery Out-Of-Vehicle

    JIS REFERENCE CHART Press the UP/DOWN key, input the correct 26B17L 75D23L test standard and grade, 28B17L 75D26L press the ENTER key, 28B19L 75D31L and the tester starts the 32C24L 80D26L test. 34B17L 95D31L It takes approximately 2 34B19L 95E41L seconds to display the 36B20L 105D31L...
  • Page 10 3) Battery type, press 4) Enter the standard, press UP/DOWN to select the type, UP/DOWN to scroll through, and press ‘ENTER’ to confirm. and press ‘ENTER’ to confirm. 5) Rated capacity: press the UP/DOWN keys to select the rated capacity of the battery, and press ‘ENTER’...
  • Page 11 2. Good Battery but Recharge CCA rating: 500A CCA: 490 Internal resistance: r=7.2mΩ Battery voltage: 12.20V Battery life: 78% Power percentage: 30% The battery has good performance but low current. Please recharge. 3. Replace Battery CCA rating: 500A CCA: 490 Internal resistance: r=l8.lmΩ...

  • Page 12: Starting System Test

    3.1.3. Starting System Test Ÿ Clamp the red and black clamps of the tester on the tested battery, connect the red to the positive pole and the black to the negative pole, and the display screen will immediately display the start-up interface. Ÿ...

  • Page 13: Charging System And Ripple Test

    3.1.4. Charging System And Ripple Test When entering the charging test, please select "charging test" and press enter. Step on the accelerator, turn the engine speed to more than 2500rpm, and click the “ENTER” key of the instrument to start the charging test. Test result: if the charging voltage reading is greater than 15.5V, please check the voltage regulator.
  • Page 14 Note: Do not shut down the engine during the test. All electrical appliances and equipment are turned off. Switching on/off any electrical appliance in the vehicle during the test will affect the accuracy of the test results. The tester will perform the following tests in sequence: For ripple test, the tester will display real-time ripple, and display ripple voltage and charging voltage value at the bottom line.

  • Page 15: Waveform Monitoring

    Charging test results: 1. Charging voltage: normal The charging system shows that the generator output is normal and no problem is detected. 2. Charging voltage: low The charging voltage of the charging system is low. Check whether the generator drive belt slips or deviates. Check whether the connection between the generator and the battery is normal.
  • Page 16 CUR: Current Voltage MAX: Maximum Voltage during lgnition MIN: Minimum Voltage during Ignition The waveform will stay in static until there's changes in the voltage detected. Various vehicle voltage analyses. Ÿ Discharge Voltage: When the Ignition OFF engine OFF (Over 20 Minutes) the Discharge Ÿ...

  • Page 17: Playback

    Battery Status corresponding with Battery Voltage (After Ignition) Battery Status corresponding with Battery Voltage (After Ignition) Battery Voltage Battery Status Effects and Measures 12.8V-13.2V Too Low Battery may not be charged; Check alternator or other electrical load 13.2-14.8V Normal Normal >14.8V High Voltage May damage the battery Check...

  • Page 18: Introduction To Setting Options

    5. After the data is transferred to the computer, the printing software will display this information. For example; CCA rating: 500A CCA:490 Internal resistance: r=6.lm Ω Battery voltage: 12.64V Battery life: 96% Power percentage: 100% Good battery Or select 'my QR code', and press enter, and the mobile phone can scan the QR code to obtain measurement information.

  • Page 19: Introduction To Options

    3.6. Introduction To Options About: display instrument software, hardware version and production date. 1. After power on, use the up and down buttons to select about options 2. Then press the “ENTER” button to enter the next menu to view the software, hardware version, production date and other relevant information of the instrument.
  • Page 20 MAJOR TECH (PTY) LTD South Africa Australia www.major-tech.com www.majortech.com.au sales@major-tech.com info@majortech.com.au...

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