MPPT solar charger manual 6.5. Shutdown and restart procedure ........................................................................................ 35 6.6. Maintenance procedure ................................................................................................... 36 7. Monitoring ........................................................................................................................... 37 7.1. LED indications ............................................................................................................ 37 7.2. Error codes ................................................................................................................. 38 7.3.
Monitoring via the VictronConnect app ................................................................................. 38 7.3.1. VictronConnect app status screen ............................................................................ 38 7.3.2. VictronConnect app history screen ............................................................................ 39 7.3.3. VictronConnect app error reporting ........................................................................... 40 7.4. Monitoring via a GX device and VRM ................................................................................... 40 8.
Troubleshooting .................................................................................................................... 42 8.1. Solar charger is damaged ................................................................................................ 42 8.2. Solar charger is unresponsive ........................................................................................... 42 8.3. Solar charger is off ........................................................................................................ 43 8.3.1. PV voltage too low .............................................................................................. 43 8.3.2.
Settings being edited on an external display ................................................................. 44 8.3.3. Disabled in the settings ......................................................................................... 45 8.3.4. Disabled by remote or BMS .................................................................................... 45 8.3.5. Low lithium battery temperature ............................................................................... 45 8.4. Solar charger is externally controlled ................................................................................... 45 8.5.
Batteries are not charged ................................................................................................. 45 8.5.1. Battery is full ..................................................................................................... 46 8.5.2. Battery not connected .......................................................................................... 46 8.5.3. Reverse battery polarity ........................................................................................ 47 8.5.4. Battery settings too low ......................................................................................... 48 8.5.5.
PV voltage too high ............................................................................................. 48 8.5.6. Reverse PV polarity ............................................................................................. 49 8.6. Batteries are undercharged .............................................................................................. 49 8.6.1. Insufficient solar supply ......................................................................................... 50 8.6.2. DC load too high ................................................................................................ 50 8.6.3.
Battery cable voltage drop ..................................................................................... 50 8.6.4. Temperature compensation setting incorrect ................................................................ 51 8.6.5. Temperature difference between solar charger and battery ................................................ 51 8.7. Batteries are overcharged ................................................................................................ 52 8.7.1. Battery voltage setting too high ................................................................................ 52 8.7.2.
Battery charge voltage settings too high ...................................................................... 52 8.7.3. Battery unable to deal with equalisation ...................................................................... 52 8.7.4. Battery old, faulty or undersized ............................................................................... 53 8.8. Solar charger not achieving full output .................................................................................. 53 8.8.1. PV yield lower than expected .................................................................................. 54 8.8.2.
Maximum output power relates to battery voltage ........................................................... 54 8.8.3. Temperature above 40°C ....................................................................................... 55 8.8.4. PV connections burned or melted ............................................................................. 55 8.9. Communication Issues .................................................................................................... 55 8.9.1. Bluetooth ......................................................................................................... 55 8.9.2.
VE.Direct port .................................................................................................... 56 8.9.3. VE.Smart Networking ........................................................................................... 56 8.10. Miscellaneous issues .................................................................................................... 57 8.10.1. Unable to operate as a DC-DC charger or power supply ................................................. 57 8.10.2. Interrupted firmware update .................................................................................. 57 8.10.3.
Ground current ................................................................................................. 57 8.10.4. PV Short relay reset procedure .............................................................................. 57 8.11. Error code overview ...................................................................................................... 59 8.11.1. Error 1 - Battery temperature too high ....................................................................... 59 8.11.2. Error 2 - Battery voltage too high ............................................................................. 59 8.11.3.
Error 17 - Solar charger overheated despite reduced output current .................................... 59 8.11.4. Error 18 - Solar charger over-current ........................................................................ 59 8.11.5. Error 20 - Maximum bulk time exceeded .................................................................... 59 8.11.6. Error 21 - Current sensor issue .............................................................................. 59 8.11.7. Error 26 - Terminal overheated ............................................................................... 59 8.11.8.
Error 28 - Power stage issue ................................................................................. 60 8.11.9. Error 33 - PV over voltage .................................................................................... 60 8.11.10. Error 38, 39 - PV Input shutdown ........................................................................... 60 8.11.11. Error 40 - PV Input failed to shutdown ..................................................................... 60 8.11.12. Error 80 to 88 - PV Input shutdown ......................................................................... 60 8.11.13.
Error 116 - Calibration data lost ............................................................................. 60