Midtronics MDX-652P Instruction Manual
Midtronics MDX-652P Instruction Manual

Midtronics MDX-652P Instruction Manual

Battery conductance and electrical system analyzer for 6 & 12-volt automotive starting batteries and 12 & 24-volt starting/charging systems

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MDX-652P
Battery Conductance and
Electrical System Analyzer
For 6 & 12-volt automotive starting batteries
and 12 & 24-volt starting/charging systems
INSTRUCTION MANUAL

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Summary of Contents for Midtronics MDX-652P

  • Page 1 MDX-652P Battery Conductance and Electrical System Analyzer For 6 & 12-volt automotive starting batteries and 12 & 24-volt starting/charging systems INSTRUCTION MANUAL...
  • Page 2 Blank page...
  • Page 3: Table Of Contents

    MDX-652P Contents Introduction & Overview Safety Guidelines Capabilities Registering And Servicing Your Tester Up/Down Arrows Enter Back / Print Menu Display and Keypad User Interface Options Menu Procedure Preparations Before the Test Connecting the Tester Battery & System Test Starter System Test...
  • Page 4 MDX-652P www.midtronics.com...
  • Page 5: Introduction & Overview

    Capabilities The MDX-652P Battery Conductance and Electrical System Analyzer tests 6 & 12-volt regular flooded, AGM flat plate, AGM spiral, and gel batteries, as well as 12 & 24-volt starting and charging systems for passenger cars and light trucks.
  • Page 6: P Q Up/Down Arrows

    MDX-652P Display and Keypad When you first connect the MDX-652P to a battery, it functions as a voltmeter until you press IMPORTANT: If you connect the tester to a voltage source greater than 30 Vdc, you may damage the tester’s circuitry.
  • Page 7: Options Menu

    MDX-652P Options Menu Procedure Press to access the Options Menu. Use p or q to move to the line you want to edit. Press to edit the highlighted line. Use p or q to select the character for that cursor location.
  • Page 8: Preparations Before The Test

    MDX-652P 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. A set of adapters is included with the tester.
  • Page 9: Battery & System Test

    MDX-652P Battery & System Test When the tester is first connected to the battery, it functions as a voltmeter until is pressed to start the test. NOTE: This voltmeter function can be turned off through the Options Menu. Scroll to each parameter using p or q and press to select.
  • Page 10 NOTE: For an in-vehicle test, the display alternates between the test results and the message PRESS FOR STARTER TEST. IMPORTANT: The MDX-652P retains the results of the last test only. When you start a new test, the last results are overwritten. www.midtronics.com...
  • Page 11: Starter System Test

    MDX-652P Starter System Test IMPORTANT: Before starting the test, inspect the alternator drive belt. A belt that is glazed or worn, or lacks the proper tension, will prevent the engine from achieving the RPM levels needed for the test. Once you have completed an in-vehicle test, the display alternates between the battery test results and the message PRESS FOR STARTER TEST.
  • Page 12: Charging System Test

    MDX-652P Charging System Test Once you have completed an in-vehicle test, the display alternates between the battery test results and the message PRESS FOR CHARGING TEST. Press to proceed with the charging test. Following the on-screen prompts: Rev the engine.
  • Page 13: Test Messages

    MDX-652P Test Messages Test Message Interpretation BAT. TEMPERATURE Select ambient temperature above or below 32 ºF (0 ºC) CHARGE STATE Select before or after battery has been charged. SURFACE CHARGE Remove the surface charge before it begins testing. Testing will DETECTED resume after charge has been removed.
  • Page 14: Inventory Mode

    MDX-652P Inventory Mode When the tester is first connected to the battery, it functions as a voltmeter until is pressed. NOTE: This voltmeter function can be turned off through the Options Menu. At the Menu, scroll to INVENTORY MODE and press start the test.
  • Page 15: Maintenance & Troubleshooting

    MDX-652P Maintenance & Troubleshooting Changing The Cable Assembly Identify the circled screw. Remove the screw. Grasp the housing and firmly pull the cable assembly from housing. To attach a new cable, align the cable and tester housings and push to- gether.
  • Page 16: Changing The Printer Paper

    The IR printer only uses thermal paper in a roll with the dimensions 2.25 in x 85 ft (57 mm x 25.9 m). You can purchase replacement rolls at most office supply stores. If you have difficulty obtaining paper please contact Midtronics customer service at 1-630-323-2800. To replace the paper roll: Unlock the printer door by gently pressing on the red lever.
  • Page 17: Printer Troubleshooting

    MDX-652P Printer Troubleshooting If the MDX-652P is not connected to a 12-volt battery with at least 11.5 volts of power or the paper sensor does not detect paper in the compartment during the print process, the tester displays one of error messages described in the table:...
  • Page 18: Replacing The Battery

    MDX-652P Replacing the Battery The MDX-652P can test down to 5.5 volts when the unit’s internal batteries are not functioning. The tester displays LOW INTERNAL AA BATTERIES, REPLACE AA BATTERIES SOON! when the internal AA batteries need to be replaced.
  • Page 19 MDX-652P www.midtronics.com...
  • Page 20 Midtronics products are warranted to be free of defects in materials and workmanship for a period of one (1) year from date of purchase. Midtronics will, at our option, repair or replace the unit with a re-manufactured unit. This limited warranty applies only to Midtronics products, and does not cover any other equipment, static damage, water damage, overvoltage damage, dropping the unit, or damage resulting from extraneous causes including owner misuse.

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