73°C Voltage Regulator Problem? How I Fixed Haier Inverter AC PCB
In this video, I share how I successfully diagnosed and fixed a voltage regulator problem on a Haier inverter AC PCB that was overheating at 73°C. If you're experiencing similar issues with your air conditioner shutting down or overheating, this step-by-step guide will help you troubleshoot the SMPS section and pinpoint the exact problem. I explain how to test the voltage regulator, identify faulty components, and safely replace the damaged parts, including the operational amplifier and resistors, to restore the PCB to full functionality. Whether you're a beginner or experienced in electronics repair, this video provides useful insights and practical tips for fixing inverter AC PCBs. Make sure to watch the full process and subscribe for more repair tutorials!
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