BACK/PRINT Button MENU Button Options Menu Procedure Preparations Before the Test Connecting the Tester Battery Test YUASA Warranty Test Results Battery Test Results New Battery Test Results Test Messages Error Messages Maintenance & Troubleshooting Changing The Cable Assembly Changing The Printer Paper...
Safety Guidelines 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 tester tests 6 & 12-volt regular flooded, AGM flat plate, AGM spiral, and GEL batteries.
Registering Your MDX-Series Tester Before using your tester, we recommend that you register it online to activate your warranty. Registration will also make it faster and easier for you to obtain technical support and service. To register, log on at www.midtronics.com/warranty.html and have your serial number ready.
User Interface Printer Display Showing Battery Result Measured voltage Decision Measured rating Button Toolbar Selected rating IR Output UP and DOWN Arrows Use these keys to choose test parameters and scroll to menu options. ENTER Button Use this button to make selections.
Options Menu Procedure Press the MENU button to access the Options Menu. Use the UP (p) and DOWN (q) arrows to move to the line you want to edit. Press the ENTER button to make highlighted line editable. Use the UP (p) and DOWN (q) arrows to select the character for that cur- sor location.
Preparations Before the Test Before connecting the tester, clean the battery posts with a wire brush and a mixture of baking soda and water. When testing side-post batteries, install and tighten lead terminal adapters. IMPORTANT: Do not test at steel bolts. Failure to install terminal adapters or installing terminal adapters that are worn or dirty may result in inac- curate test results.
- New battery test 2. YUASA WARRANTY: The Yuasa warranty test needs to be used whenever you want to send in a Yuasa battery for warranty purposes. When the test outcome is “Charge & Retest” the battery needs to be charged with an approved Yuasa charger.
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BATTERY STANDARD: scroll to and select the battery’s rating system. Not all rating systems are available for each application. Standard Description Range JIS# Japanese Industrial Standard, shown on a 26A17 thru battery as a combination of numbers and letters. 245H52 Europa-Norm 100–2000 Deutsche Industrie-Norm...
YUASA Warranty Test Results Besides the standard battery test results (see below) Yuasa warranty test has one that differs: Fully charge the battery and retest. Failure CHARGE & RETEST to fully charge the battery before retesting may cause inaccurate results. If CHARGE &...
Test Messages For a more decisive result, the tester may prompt you for additional information. The messages in the following table may appear before the tester can display a result. Test Message Interpretation BAT. TEMPERATURE Select ambient temperature above or below 0 ºC CHARGE STATE Select before or after battery has been charged.
Error Messages Error Message Interpretation BATTERY POWER TOO Battery being tested has fallen below 9 volts. LOW TO USE PRINTER. Connect to a fully charged battery to use the CONNECT TO FULLY printer. CHARGED BATTERY 11.50 TO 16.00V CONNECT TO Tester is not connected to the battery 12V BATTERY LOW INTERNAL AA...
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. Insert the screw and tighten. www.midtronics.com •...
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. To replace the paper roll: Unlock the printer door by gently pressing on the red lever. Remove the spent roll.
Printer Troubleshooting If the tester 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: Error Message Interpretation √...
Replacing the Battery The tester 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 batsteries need to be replaced. NOTE: Setup information will be retained while you change the internal batteries. Use the following procedure to remove and replace the internal AA batteries. Turn the tester face down.
Patents The MDX series is made by Midtronics, Inc., and is protected by one or more U.S. and foreign patents. For specific patent information, contact Midtronics, Inc. at +1 630 323-2800. Limited Warranty This battery tester is warranted to be free of defects in materials and workmanship for a period of two years from the date of purchase.
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