To Next PageTo Next PageHow do I troubleshoot Warning 400 on my Growatt MID 12KTL3-XH?
If your Growatt Inverter is displaying Warning 400, after shutdown, check the connection of the fan and replace the fan. If the error message persists, please contact Growatt support.
What to do if my Growatt MID 12KTL3-XH displays Error 309?
If your Growatt Inverter shows Error 309, check the grid frequency and restart the inverter. If the error message persists, please contact Growatt support.
What should I do if my Growatt MID 12KTL3-XH is showing Error 301?
If your Growatt Inverter displays Error 301, check the AC terminals. If the error message continues, contact Growatt support for further assistance.
How to fix Warning 306 on a Growatt Inverter?
To address Warning 306 on your Growatt Inverter, check the connection of the communication cable. If the error message persists, please contact Growatt support.
What should I do if my Growatt Inverter displays Warning 401?
If your Growatt Inverter shows Warning 401, check if the meter is on and if the meter is correctly connected to the inverter.
How to fix Warning 204 on a Growatt Inverter?
If your Growatt Inverter is showing Warning 204, after shutdown, check the dry contact wiring. If the error message persists, please contact Growatt support.
What should I do if I see Warning 423 on my Growatt MID 12KTL3-XH?
If your Growatt Inverter displays Warning 423, restart the inverter. If the error message persists, please contact Growatt support.
What should I do if my Growatt MID 12KTL3-XH is showing Warning 425?
If your Growatt Inverter displays Warning 425, restart the inverter. If the error message persists, please contact Growatt support.
What should I do if my Growatt MID 12KTL3-XH displays Warning 402?
If your Growatt Inverter shows Warning 402, check if the optimizer is on and whether the connection between the optimizer and the inverter is normal.
What to do if my Growatt MID 12KTL3-XH Inverter is showing Warning 219?
If your Growatt Inverter displays Warning 219, restart the inverter. If the error message persists, please contact Growatt support.
Specifies the required qualifications for individuals performing installation and maintenance.
Provides general and specific warnings for installation, electrical connection, and operation.
Details essential criteria for mounting location, environment, and clearances.
Covers the process of installing the wall-mounting bracket and the inverter itself.
General safety measures and warnings before and during electrical connections.
Instructions for connecting the AC output cable, including cable specifications and breaker requirements.
Guidelines for connecting PV modules to the inverter's DC input terminals, including polarity and voltage limits.
Step-by-step guide for safely starting up the inverter.
Procedures for safely shutting down the inverter and its components.
Lists common error messages and required information for Growatt support.
Provides troubleshooting steps for various system warnings and error codes.
Details specific system errors, their descriptions, and recommended troubleshooting actions.
General