Cobra PURE SINE 400W PURESINE 400W Manual - Page 17
Troubleshooting Guide
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TROUBLESHOOTING GUIDE Problem/Symptom Low output voltage No output voltage No output voltage aŌer prolonged use No output voltage, "Protect" indicator lighted No output voltage No output voltage Low baƩery alarm on all the Ɵme Possible Causes Overload Low input voltage Thermal shutdown High input voltage Short circuit Inverter switched off No power to inverter Reverse DC polarity Poor DC wiring Poor baƩery condiƟon on Reduce the load. Recharge baƩery. Check connecƟons and cable. Allow inverter to cool off. Reduce load, conƟnuous operaƟon input current required. Improve venƟlaƟon; make sure venƟlaƟon openings in the inverter are not obstructed. Reduce ambient temperature. Make sure the inverter is connected to 12V baƩery. Check regulaƟon or charging system. Check load for proper operaƟon. Turn inverter on. Check wiring to inverter. Observe correct polarity. Check connecƟons. Make sure baƩery is fully charged. 17 | P a g e