Related Manuals for Midtronics MDX-300 Series
Summary of Contents for Midtronics MDX-300 Series
- Page 1 MDX-300 Series For 12-volt automotive starting batteries and starting/charging systems INSTRUCTION MANUAL...
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Page 3: Table Of Contents
MDX-300 Series Contents Caution ..................... 4 Capabilities ....................4 Display and Keypad.................. 4 Preparations Before the Test ..............6 Connecting the Tester ................6 Battery Test ....................6 Battery Test Results ................8 Starter System Test ................. 8 Starter System Test Results ..............9 Charging System Test ................ -
Page 4: Caution
MDX-300 Series CAUTION Because of the possibility of personal injury, always use extreme caution when working with batteries. Battery posts, terminals, and related accessories contain lead and lead compounds. Wash hands after handling. Capabilities The Battery & Electrical System Tester tests 12-volt regular, AGM, and Gel batteries, and 12-volt starting and charging systems of passenger cars and light trucks. - Page 5 MDX-300 Series 1 Use the UP and DOWN ARROW buttons to choose test parameters and scroll to menu options. 2 Use the ENTER button to make se- lections. Printer 3 Use the BACK button to move to the previous screen or to move...
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Page 6: Preparations Before The Test
MDX-300 Series Preparations Before the Test Before connecting the tester, clean the battery posts or side terminals with a wire brush and a mixture of baking soda and water. When testing side- post batteries, install and tighten lead terminal adapters. - Page 7 MDX-300 Series 1. BAT. LOCATION: Scroll to and select OUT OF VEHICLE for a battery not connected to a vehicle or IN VEHICLE . The in-vehicle test includes the options of testing the starting and charging systems. IMPORTANT: The performance of the starting and charging systems depends on the battery’s condition. It is important that the battery is...
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Page 8: Battery Test Results
MDX-300 Series Battery Test Results In service Decision Interpretation GOOD BATTERY Return the battery to service. Fully charge the battery and return it to GOOD- RECHARGE service. Fully charge the battery and retest. Failure CHARGE to fully charge the battery before retesting &... -
Page 9: Starter System Test Results
MDX-300 Series Starter System Test Results Decision Interpretation CRANKING The starter voltage is normal and the battery is VOLTAGE OK fully charged. CRANKING The starter voltage is low and the battery is fully VOLTAGE LOW charged. CHARGE BATTERY The starter voltage is low and the battery is dis- charged. - Page 10 MDX-300 Series Decision Interpretation CHARGING √ Check all connections to and from the alterna- VOLTAGE NONE tor, especially the connection to the battery. If (continued) the connection is loose or heavily corroded, clean or replace the cable and retest. √ If the belts and connections are in good working condition, replace the alternator. (Older...
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Page 11: Test Messages
MDX-300 Series Decision Interpretation CHARGING The regulator controls voltage output based on VOLTAGE HIGH the battery voltage, under-hood temperature, and (continued) vehicle loads used. In other words, it controls the maximum voltage the system can produce based on the current needs and amount of current that can be produced by the spinning of the rotor in the alternator. - Page 12 MDX-300 Series Test Message Interpretation CONNECT TO Connect both clamps to the battery terminals. BATTERY CHECK One or both clamps are not making proper contact CONNECTION with the battery terminals. The tester requires that both sides of each clamp be firmly connected before testing. √ For a proper connection, rock the clamps back and forth.
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Page 13: Options Menu
MDX-300 Series SYSTEM √ If you are unable to find the source of the noise, NOISE/ fully charge the battery and retest. If the message UNSTABLE appears after recharging, test the battery out of BATTERY the vehicle. (continued) √ A battery that is weak, or that has just been charged, may retain enough electrical activity to for the tester to detect and will adversely affect the test results. -
Page 14: Voltmeter
MDX-300 Series Voltmeter CAUTION: Connecting the tester to a voltage source greater than 30 Vdc can damage the tester’s circuitry. Select this option to view the battery voltage. Press ENTER to continue testing the battery. Press BACK to return to the menu. Set Address Select this option to create a header for your printed test results showing your store name, address, and phone number. -
Page 15: Changing The Printer Paper
MDX-300 Series Changing the Printer Paper The roll size is 2-1/4 inches wide by 1-7/8 inch in diameter. Replacement rolls are available at most office supply stores. The tester uses only thermal printing paper. To replace the paper roll: 1. Unlock the printer door by gently pressing forward on the red lever. -
Page 16: Troubleshooting The Printer
MDX-300 Series Troubleshooting the Printer If the tester is not connected to a 12-volt battery with at least 9 volts of power or the paper sensor does not detect paper in the compartment dur- ing the print process, the tester displays one of the error messages de-... -
Page 17: Replacing The 9-Volt Battery
MDX-300 Series Replacing the 9-Volt Battery The tester uses a 9-volt battery (alkaline recommended) that allows test- ing of 12-volt batteries discharged down to 1 volt in addition to supply- ing power while the option menu is active. The tester can test down to 5.5 volts when the internal 9-volt battery is not functioning. -
Page 18: Specifications
MDX-300 Series Specifications Model: Cable Length: • VMF-BTS 1250 V2.0 • 533.4 mm Display: Power Requirements: • LCD graphics display • Uses power of battery under test or 9-volt battery Temperature Compensation: • Tester-prompted Voltmeter: • 0 to 30 Vdc +/- 0.05 Vdc Operating Temperature: • -18 ˚C to 50 ˚C Languages: 19 Test Range: Housing Material: •... - Page 19 This limited warranty applies only to the Midtronics battery tester and does not cover any other equipment, wear and tear parts such as the cable, static damage, water damage, over-voltage, dropping the unit or damage resulting from extraneous causes including owner misuse.
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- Page 21 167-000287A-GB 06/11 Midtronics, Inc. All rights reserved.