Technical data, tools and notes for refrigeration and electronics technicians.

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Kelvinator Inverter AC, Error mbsmpro
12, Jan 2026
Kelvinator Inverter AC, Error

When your Kelvinator inverter split air conditioner displays an error code (E1, E2, E3, F1, F2, F3, etc.), it is signaling a specific system fault. This comprehensive guide explains every major error code—from sensor failures and communication breakdowns to compressor and power module protection triggers—and provides professional troubleshooting steps.

Scroll Compressor Internal Components Explained mbsmpro
4, Jan 2026
Scroll Compressor Internal Components Explained

When technicians open a scroll compressor casing, the real engineering lives in internal mechanisms invisible at first glance: the floating seal preventing vacuum damage, the motor protector monitoring temperature and amperage, the pressure relief valve, the discharge check valve preventing reverse rotation, and the optimized bearing system. Understanding these core…