What does error W22 mean on a Voltronic inverter?

It depends on the model — 2 devices use code W22. On the DC Converter 3KW it means: Solar voltage is too high. The card for each model on this page gives its exact meaning and fix.

Is error W22 a fault or a warning?

W22 is a warning: the red LED flashes and the unit keeps running. Fix the underlying condition before it escalates.

How do I clear or fix error W22?

The unit keeps operating. Clear the condition shown and the warning resets automatically; if it persists, contact your installer or the repair centre. The exact steps for each affected model are listed on this page.

W22

Voltronic inverter error W22

Solar voltage is too high

Warning — the red LED flashes and the inverter keeps running. Deal with it before it escalates.

The exact meaning depends on your model:

DC Converter 3KW

InverterWarning

What it means

Solar voltage is too high — Warning code 22 flashing on the display: Solar voltage is too high..

Cause: Solar voltage is too high.

How to fix it

The unit keeps operating.
Clear the condition shown and the warning resets automatically; if it persists, contact your installer or the repair centre.

Source: DC-converter-3KW-manual.pdf, p.20

Galleon II 6K-10K

upsWarning

Also applies to:Galleon II 6KGalleon II 10K

What it means

Bypass situations are different in parallel system — Warning code 22 flashing on the display: Bypass situations are different in parallel system.

Cause: Bypass situations are different in parallel system.

How to fix it

The unit keeps operating.
Clear the condition shown and the warning resets automatically; if it persists, contact your installer or the repair centre.

Source: GalleonII-6-10K-Tower-RT-manual.pdf, p.29

Frequently asked questions

What does error W22 mean on a Voltronic inverter?: It depends on the model — 2 devices use code W22. On the DC Converter 3KW it means: Solar voltage is too high. The card for each model on this page gives its exact meaning and fix.
Is error W22 a fault or a warning?: W22 is a warning: the red LED flashes and the unit keeps running. Fix the underlying condition before it escalates.
How do I clear or fix error W22?: The unit keeps operating. Clear the condition shown and the warning resets automatically; if it persists, contact your installer or the repair centre. The exact steps for each affected model are listed on this page.

Related error codes

Other codes on the DC Converter 3KW

All DC Converter 3KW codes

Other codes on the Galleon II 6K-10K

All Galleon II 6K-10K codes

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