Fault

F17

Overload time out.

7 Devices that report this code

What does the F17 error code mean?

F17 on a Felicity unit indicates: Overload time out.. It is a fault-severity event that can appear on 7 different devices in the Felicity catalog. The same code may have slightly different recommended fixes depending on the device — the per-device sections below show the exact wording from each device's official manual.

This is a fault-severity code

Fault codes stop normal operation but the unit may attempt to recover. Common causes are out-of-range conditions (voltage, current, temperature) that require checking inputs and outputs before restart.

What triggers this code

F17 is triggered when the unit's protection or monitoring logic detects the specific condition described above. The exact trigger depends on the device — see the per-device sections for the official manual entry for each.

Apollo-5KLP1G01-MXEnergy storage system↗ view on device
F17Overload time out.Fault
Description

Overload condition timed out.

Cause

Overload time out.

Recommended fix

Reduce the connected load by switching off some equipment.

Source:Apollo-5KLP1G01-All-in-one-ESS-User-Guide.pdf · page 43
IVEM 6048Inverter↗ view on device
F17Fan is locked.Fault
Description

Fault: Fan is locked.

Cause

Fan wiring not connected well or fan failed.

Recommended fix

Check if wiring is connected well. Replace the fan.

Source:felicitysolar IVEM 6048 Solar Inverter User Guide.pdf · page 37
IVEM8048-IIInverter↗ view on device
F17Fan is locked.Fault
Description

Fault: Fan is locked.

Cause

Fan wiring not connected well or fan failure.

Recommended fix

Check if wiring is connected well. Replace the fan.

Source:IVEM8K-12K-II_compressed.pdf · page 43
IVEM8048-LVInverter↗ view on device
F17Fan is locked.Fault
Description

Fan is locked.

Cause

Fan wiring problem or fan failure.

Recommended fix

Check if wiring is connected well. Replace the fan.

Source:FelicitySolar IVEM8048-LV Single Phase Hybrid Inverter User Guide.pdf · page 38
T-REX-10KHP3G01Inverter↗ view on device
F17Overload time out.Fault
Description

Overload condition has timed out.

Recommended fix

Reduce the connected load by switching off some equipment.

Source:T-REX-10KHP3G01-Inverter-User-Guide.pdf · page 28
T-REX-10KLP3G01Inverter↗ view on device
F17Overload time out.Fault
Description

Overload time out.

Cause

Connected load is too high.

Recommended fix

Reduce the connected load by switching off some equipment.

Source:T-REX-10KLP3G01-Inverter-User-Guide.pdf · page 28
T-REX-50KHP3G01Inverter↗ view on device
F17Battery 2 Overvoltage fault.Fault
Description

Battery 2 voltage is too high, the battery should be discharged.

Source:T-REX-50KHP3G01-user-manual-.pdf · page 46

Frequently asked about F17

What is the F17 error on Felicity?
F17 on a Felicity unit means: Overload time out.. It can appear on 7 different devices in the Felicity catalog. The cause and recommended fix are listed for each device on this page.
Can I clear the F17 code myself?
It depends on the severity. Warning-level codes can usually be cleared by following the recommended fix. Fault and critical codes often require checking the source condition first; if the code returns immediately after restart, escalate to authorized service.
Is the F17 fix the same on every device?
The cause is consistent — it's the same protection logic. The exact fix wording can differ per device because each official manual addresses model-specific context (input ranges, parallel-config notes, firmware revisions). Use the per-device section that matches your unit.
Where does this information come from?
Every entry is sourced directly from the official Felicity user manual for the affected device. The "Source" line at the bottom of each device's section shows the manual filename and page number.

Compiled from official Felicity user manuals. Always consult your device manual and a qualified technician before performing repairs.