22Fault

DEYE inverter error 22 (F022)

Crash stop (if there is a stop button)

Also displayed as F022 / F22 on some models.

Fault — the inverter cuts its output and the red LED stays solid until the fault is cleared.

Severity differs by model — check your model below.

The exact meaning depends on your model:

SUN G01P3-EU-BM8 Series

InverterFault

Also applies to:SUN-120K-G01P3-EU-BM8SUN-125K-G01P3-EU-BM8SUN-130K-G01P3-EU-BM8SUN-135K-G01P3-EU-BM8SUN-136K-G01P3-EU-BM8SUN-7K-G02P1-EU-AM2SUN-7.5K-G02P1-EU-AM2SUN-8K-G02P1-EU-AM2+18

What it means

Crash stop (if there is a stop button) — The inverter performed a crash (emergency) stop.

Cause: The external stop button (where fitted) was activated, forcing the inverter to stop immediately.

How to fix it

Contact your installer for help.

Source: sun-120k-g01p3-eu-bm8-sun-125k-g01p3-eu-bm8-sun-130k-g01p3-eu-bm8-manual.pdf, p.62 · sun-7k-g02p1-eu-am2-sun-7-5k-g02p1-eu-am2-sun-8k-g02p1-eu-am2-manual.pdf, p.51 · sun-9k-g02p1-eu-am2-sun-10k-g02p1-eu-am2-sun-10-5k-g02p1-eu-am2-manual.pdf, p.51 · +4 more official manuals

SUN G04/G05/G06 3-Phase

InverterFault

Also applies to:SUN-6K-G06-LV-P1SUN-8K-G06-LV-P1SUN-6K-G06P3-EU-BM2-LV-P1SUN-8K-G06P3-EU-BM2-LV-P1SUN-10K-G05-LVSUN-12K-G05-LVSUN-15K-G05-LVSUN-15K-G06P3-EU-BM2-P1+71

What it means

Crash stop (if there is a stop button) — The inverter was stopped by the emergency stop function (models with a stop button).

Cause: The stop button was pressed or the crash-stop input was triggered.

How to fix it

Contact your installer for help.

Source: sun-6k-g06-lv-p1-manual.pdf, p.57 · sun-2-7k-g04p1-eu-am1-sun-3k-g04p1-eu-am1-sun-3-3k-g04p1-eu-am1-sun-3-6k-g04p1-eu-am1-sun-4k-g04p1-eu-am1-manual.pdf, p.53 · sun-7k-g06p3-eu-bm2-sun-8k-g06p3-eu-bm2-sun-9k-g06p3-eubm2-sun-10k-g06p3-eu-bm2-sun-12k-g06p3-eu-bm2-manual.pdf, p.57

SUN LP1 Hybrid Series

InverterFault

Also applies to:SUN-3.6K-SG05LP1-EU-SM2-PSUN-5K-SG05LP1-EU-SM2-PSUN-6K-SG05LP1-EU-SM2-PSUN-7K-SG05LP1-EU-SM2-PSUN-7.6K-SG05LP1-EU-SM2-PSUN-8K-SG05LP1-EU-SM2-PSUN-10K-SG05LP1-EU-SM2-PSUN-7.6K-SG01LP1-EU+21

What it means

Tz_EmergStop_Fault — Emergency stop fault.

Cause: An emergency-stop (Tz_EmergStop) condition has been triggered in the inverter, stopping its operation.

How to fix it

Contact your installer for help.

Source: sun-3.6-5-6-7-7.6-8-10k-sg05lp1-eu-sm2-p-20260428-en-manual.pdf, p.49 · sun-12-14-16k-sg01lp1-eu-20260519-en-manual.pdf, p.45 · sun-3.6-6-k-og01lp1-eu-am2-20260406-en-manual.pdf, p.45 · +4 more official manuals

SUN SG01HP3/SG02HP3 Hybrid

InverterFault

Also applies to:SUN-5K-SG01HP3-EU-AM2SUN-6K-SG01HP3-EU-AM2SUN-8K-SG01HP3-EU-AM2SUN-10K-SG01HP3-EU-AM2SUN-12K-SG01HP3-EU-AM2SUN-15K-SG01HP3-EU-AM2SUN-20K-SG01HP3-EU-AM2SUN-25K-SG01HP3-EU-AM2+26

What it means

Remote Emergency Stop — Tz_EmergStop_Fault - the inverter has been shut down remotely.

Cause: A remote shutdown command was issued; the inverter is being remotely controlled.

How to fix it

The inverter is remotely controlled - check the remote control/shutdown source and release the remote stop.

Source: sun-12k-sg01hp3-eu-am2-manual.pdf, p.50 · sun-29.9-30-35-40-50k-sg01hp3-eu-bm3-4-20260224-en-manual.pdf, p.51 · sun-60-70-75-80k-sg02hp3-eu-em6-20260224-en-manual.pdf, p.51 · +3 more official manuals

SUN SG02LP2-US Hybrid

InverterFault

Also applies to:SUN-5K-SG02LP2-US-AM2SUN-6K-SG02LP2-US-AM2SUN-7.6K-SG02LP2-US-AM2SUN-8K-SG02LP2-US-AM2SUN-10K-SG02LP2-US-AM3SUN-12K-SG02LP2-US-AM3

What it means

Remote Emergency Stop — Tz_EmergStop_Fault - the inverter has been shut down remotely.

Cause: A remote shutdown command was issued; the inverter is being remotely controlled.

How to fix it

Please contact your installer for help.

Source: sun-5k-sg02lp2-us-am2-sun-10k-sg02lp2-us-am3-sun-12k-sg02lp2-us-am3-manual.pdf, p.54

AI-W5.1 ESS

Energy storage systemInfo

Also applies to:AI-W5.1-5P3-EU-B-ESSAI-W5.1-6P3-EU-B-ESSAI-W5.1-8P3-EU-B-ESSAI-W5.1-10P3-EU-B-ESSAI-W5.1-12P3-EU-B-ESSGB-SL5K-EUGB-SL6K-EUGB-SL8K-EU+11

What it means

Tz_EmergStop_Fault — Remote shutdown - the inverter is being remotely controlled.

Cause: A remote shutdown command is active; the inverter has been stopped by remote control.

How to fix it

Clear or release the remote shutdown command from the remote-control source to resume operation.

Source: ai-w5-1-b-datasheet.pdf, p.47 · gb-s12k-eu-gb-s15k-eugb-s20k-eu-gb-s15k-eu-gb-s20k-eu-manual.pdf, p.50 · gb-s5k-eu-gb-s20k-eu-datasheet.pdf, p.45

GB-A HV Battery

BatteryFault

Also applies to:GB-A

What it means

ALARM_ID_CHG_RELAY_ADHESION — The charging relay contacts are stuck ('glued').

Cause: The charge relay contacts are welded closed, so the charge path can no longer be opened.

How to fix it

Switch the battery off and take it out of service; contact Deye support for relay service.

Source: gb-a-pack6-gb-a4-gb-a10-gb-a16-manual.pdf, p.13

Frequently asked questions

What does error 22 mean on a DEYE inverter?
It depends on the model — 13 devices use code 22. On the SUN G01P3-EU-BM8 Series it means: Crash stop (if there is a stop button). The card for each model on this page gives its exact meaning and fix.
Is error 22 a fault or a warning?
It depends on the model: on some models 22 is a fault (output cut, red LED solid), on others a warning (red LED flashing, unit keeps running). Check the card for your model on this page.
How do I clear or fix error 22?
Contact your installer for help. The exact steps for each affected model are listed on this page.

Related error codes

Other codes on the SUN G01P3-EU-BM8 Series

All SUN G01P3-EU-BM8 Series codes All SUN G02P1-EU Series codes All SUN G03/G01P3-AM8 Series codes

Other codes on the SUN G04/G05/G06 3-Phase

All SUN G04/G05/G06 3-Phase codes All SUN G04P1/G05P1 Series codes All SUN G06P3-EU Series codes

Other codes on the SUN LP1 Hybrid Series

All SUN LP1 Hybrid Series codes

Other codes on the SUN SG01HP3/SG02HP3 Hybrid

All SUN SG01HP3/SG02HP3 Hybrid codes All SUN SG04LP3/SG05LP3 Hybrid codes

Other codes on the SUN SG02LP2-US Hybrid

All SUN SG02LP2-US Hybrid codes

Other codes on the AI-W5.1 ESS

All AI-W5.1 ESS codes All GB-SL / GB-SL Pro ESS codes

Prefer the full written guide? Read the complete DEYE inverter error-code guide

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