8. Warranty ............................................................................................................................. 39
9.1.1. Visual check ..................................................................................................... 40
9.2.3. Battery full ........................................................................................................ 42
9.3.1. Too much DC load .............................................................................................. 46
9.3.6. Insufficient solar ................................................................................................. 47
9.5. Solar issues ................................................................................................................ 50
9.5.10. Ground current ................................................................................................. 52
9.6. Communication issues .................................................................................................... 53
9.6.4. Bluetooth issues ................................................................................................. 53
9.7.1. Incorrect settings ................................................................................................ 54
9.7.2. Firmware issues ................................................................................................. 54
9.8. Operation issues ........................................................................................................... 55
11. Appendix ........................................................................................................................... 57
MPPT solar charger manual