F42
Relay check failure.
F42Relay check failure.Critical
Relay self-check failure.
Relay check failure.
Restart the unit, if the error persists, contact the repair center.
Apollo-5KLP1G01-All-in-one-ESS-User-Guide.pdf · page 44F42Synchronization data loss.Fault
Fault: Synchronization data loss.
Communication cable connection issue between paralleled inverters.
1. Check if communication cables are connected well and restart the inverter. 2. if the problem remains, please contact your installer.
felicitysolar IVEM 6048 Solar Inverter User Guide.pdf · page 38F42Synchronization data loss.Fault
Fault: Synchronization data loss.
Synchronization data loss in parallel communication.
1. Check if communication cables are connected well and restart the inverter. 2. if the problem remains, please contact your installer.
IVEM8K-12K-II_compressed.pdf · page 44F42Synchronization data loss.Fault
Synchronization data loss.
Communication failure between paralleled inverters.
1. Check if communication cables are connected well and restart the inverter. 2. if the problem remains, please contact your installer.
FelicitySolar IVEM8048-LV Single Phase Hybrid Inverter User Guide.pdf · page 39F42Relay check failure.Fault
Relay self-check failure.
Restart the unit, if the error persists, contact the repair center.
T-REX-10KHP3G01-Inverter-User-Guide.pdf · page 29F42Relay check failure.Fault
Relay check failure.
Restart the unit, if the error persists, contact the repair center.
T-REX-10KLP3G01-Inverter-User-Guide.pdf · page 29F42Balanced Bridge Overcurrent Fault.Fault
Balanced bridge current is too high, shutdown and restart.
T-REX-50KHP3G01-user-manual-.pdf · page 47Compiled from official FelicityESS user manuals. Always consult your device manual and a qualified technician before performing repairs.