TM 5-3805-261-20Section XXVIII. BATTERY TROUBLESHOOTING.7-106.GENERAL INFORMATION. This section lists the common battery malfunctions which may occur during theoperation of the 130G Grader. You should perform the tests, inspections and corrective actions in the order listed. Followthe troubleshooting procedures listed below step-by-step until you can go no further.7-107.BATTERY TROUBLESHOOTING PROCEDURES. This section cannot list all possible malfunctions, nor can itlist all possible tests, inspections or corrective actions. If a malfunction is not listed, contact your supervisor.BATTERY TROUBLESHOOTING AND MAINTENANCE PROCEDURES.MALFUNCTIONTEST OR INSPECTIONCORRECTIVE ACTIONa.BATTERY WILL NOT HOLD CHARGE.Step 1. Check battery terminals for corrosion (Figure 7-160).Figure 7-160If battery terminals are corroded, clean with wire brush and ammonia. If terminals are loose or broken--replace. Refer to paragraph 7-112.Step 2. Check terminals for loose or broken cable ends.Clean cable ends with dry steel wool or a wire brush. Clean terminals with wire brush and ammonia. If cableends are loose--tighten. If cables are damaged or defective--replace. Refer to paragraph 7-112.Step 3. Check cables with multimeter.If resistance is higher than .5 ohms--replace.7-259
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