What to do if Growatt Inverter displays Warning 202?
- DDawn GibsonSep 4, 2025
If your Growatt Inverter is showing Warning 202, after shutdown, check the DC SPD. For further assistance, contact Growatt.

What to do if Growatt Inverter displays Warning 202?
If your Growatt Inverter is showing Warning 202, after shutdown, check the DC SPD. For further assistance, contact Growatt.
What should I do if my Growatt MAX 120KTL3-X LV shows Error 200?
If your Growatt Inverter is showing Error 200, after shutdown, check the panel terminal and restart the inverter. For further assistance, contact Growatt.
What does Warning 207 mean on my Growatt Inverter and how can I resolve it?
If your Growatt Inverter is showing Warning 207, unplug the U disk, then re-access it after shutdown. For further assistance, contact Growatt.
What should I do if my Growatt MAX 120KTL3-X LV Inverter is showing Warning 204?
If your Growatt Inverter is showing Warning 204, after shutdown, check the dry Dryconnect wiring. For further assistance, contact Growatt.
What should I do if my Growatt MAX 120KTL3-X LV displays Warning 208?
If your Growatt Inverter is showing Warning 208, after shutdown, check the fuse. For further assistance, contact Growatt.
What should I do if my Growatt MAX 120KTL3-X LV Inverter displays Warning 404?
To address Warning 404 on your Growatt Inverter, first restart the inverter. If the issue persists, contact Growatt for support.
What does Error 400 mean on my Growatt MAX 120KTL3-X LV Inverter and how to fix it?
If your Growatt Inverter is showing Error 400, restart the inverter. If the issue persists, contact Growatt.
What should I do if my Growatt MAX 120KTL3-X LV displays Warning 405?
To address Warning 405 on your Growatt Inverter, first restart the inverter. If the issue persists, contact Growatt for support.
Outlines critical safety guidelines, technician responsibilities, and warnings for proper inverter installation and handling.
Outlines essential requirements for safe and proper inverter installation, including wall strength and space.
Specifies ideal environmental conditions for inverter installation, avoiding direct sun, rain, and snow.
Details the step-by-step procedure for securely installing the wall mount bracket for the inverter.
Explains how to safely lift and mount the inverter onto the previously installed wall bracket.
Details the procedure for making safe and correct AC electrical connections to the inverter.
Explains how to connect the DC input cables from PV panels, emphasizing polarity and safety.
Guides on setting up and configuring the inverter after installation, including address, time, and model settings.
Provides guidance on diagnosing and resolving common inverter issues, warnings, and error codes.












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