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1. PRODUCT SUMMARY
1.1. Product Profile

The MT245 Battery Tester adopts currently the world's most advanced 
conductance testing technology to easily, quickly and accurately measure 
the actual cold cranking amps capability of the vehicle starting battery, 
healthy state of the battery itself, and common fault of the vehicle starting 
system and charging system, which can help maintenance personnel to 
find the problem quickly and accurately, thus to achieve quick vehicle 
repair.

 

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Test all automotive cranking lead acid battery, including ordinary lead 

acid battery, AGM flat plate battery, AGM spiral battery, and Gel battery, 
EFB battery, etc.

 

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Directly detects bad cell batteries.

 

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Polarity reverse connection protection, reverse connection will not 

damage the tester or affect the vehicle and battery.

 

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Directly test the battery with loss of electricity, no need to fully charge 

before testing.

 

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Testing standards include currently the world's majority of battery 

standards, 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 
calculate the actual cold cranking capability of the battery and the aging 
extent, which provide reliable analysis evidence for the test and 
maintenance of the battery. It notifies the use to replace the battery in 
advance when the battery is getting older.
Starting system test is mainly to test and analyse the starting motor. 
Through testing the actual required cranking current and cranking voltage 
of the starting motor, it can find out whether the starting motor works 
fine. There are several reasons why the starting motor is abnormal: 
lubricating system fault causing the starting loaded torque increasing or 
rotor friction of the starting motor causing the increasing friction of the
starting motor itself.
Charging system test is to check and analyse the charging system, 
including generator, rectifier, rectifier diode, etc., thus to find out whether 
the output voltage of the generator is normal, the rectifier diode works 
fine and the charging current is normal. Suppose one of the above 
mentioned parts is not in a normal situation, it will lead to over charge or
incomplete charge of the battery, thus the battery will be quickly damaged 
and also greatly shorten the using life of other loaded electrical appliance.

Содержание MT245

Страница 1: ...INSTRUCTION MANUAL CAR BATTERY TESTER MT245...

Страница 2: ...2...

Страница 3: ...tions 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 Battery Out Of Vehicle 9 3 1 3 Starting System Test 12 3 1 4 Charging Syst...

Страница 4: ...t and other additional functions Battery test is mainly targeted to analyze the battery healthy status to calculate the actual cold cranking capability of the battery and the aging extent which provid...

Страница 5: ...range 8V 30V DC Support USB printing connected to the computer Support QR code the mobile phone can scan QR code to obtain test results 2 PRODUCT INFORMATION 2 1 Tool Description Up Down Button Select...

Страница 6: ...use cancer birth defects or other reproductive hazards Wash hands after treatment 4 Power provided via cable from car battery 5 Dimensions LxWxH 784mm x 355mm x 210mm 6 Weight 293g 2 3 Accessories Inc...

Страница 7: ...charge turn on the lamp Turn on the lamp as prompted to remove the battery surface charge and the tester will display the following messages in sequence Battery test 1 Select Battery Type After select...

Страница 8: ...s displayed on the battery in combination of numbers and letters such as 55d23 and 80d26 DIN Standards of German automobile industry committee IEC Internal electronic technical committee standards EN...

Страница 9: ...5D31L 565 95E41L 475 105D31L 655 105E41L 540 115E41L 610 115F51 575 130E41L 680 145F51 735 145G51 685 150F51 765 165G51 710 170F51 925 180G51 860 190H52 765 195G51 930 210H52 910 245H52 1170 3 1 2 Bat...

Страница 10: ...the UP DOWN keys to select the rated capacity of the battery and press ENTER to confirm The meter starts the test displays the battery test results after 2 seconds The battery test results include the...

Страница 11: ...circuited replace the battery 5 Charge Retest CCA rating 500A CCA 490 Internal resistance r 30 lm Battery voltage 12 08V Battery life 39 Power percentage 20 Unstable batteries should be recharged and...

Страница 12: ...e climb test is normal and the test result example 1 is displayed Climb test Time 6810ms Maximum 11 55V Minimum 10 24V The starting voltage is normal 2 When the climb test is abnormal the test result...

Страница 13: ...d 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 If the...

Страница 14: ...throttle to increase the engine speed Charging test Increase the speed to 2500rpm Hold for 5 seconds Press OK to continue Operate accordingly to increase the engine speed to 2500rpm or above for 5 sec...

Страница 15: ...rding to the manufacturer s recommendations 3 Charging voltage high The generator output voltage is high Since most automotive generators use internal regulators the generator assembly must be replace...

Страница 16: ...r 11V it means the battery is aging and replacement is needed Starting Voltage During ignition the voltage will drop to a certain point at this minimum point is Starting Voltage Around 7 5 9 5V If the...

Страница 17: ...d down buttons to select on the playback icon and press enter Use the up and down buttons to select the data saved during the previous test and the waveform diagram for starting the test and then pres...

Страница 18: ...turn to the previous menu 2 Buzzer buzzer sound switch setting Click the buzzer option to enter the next level of sound switch settings use the up and down buttons to select whether the sound is on or...

Страница 19: ...nstrument Please contact the local service office 4 1 Cleaning If the tester needs to be cleaned after daily use use a damp cloth and mild household detergent Before cleaning disconnect the tester fro...

Страница 20: ...www major tech com www majortech com au sales major tech com info majortech com au MAJOR TECH PTY LTD South Africa Australia...

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