40
Maintenance performed once every six months
Inspection item Inspection method
Switch gear and battery
module
Check the following items. In case of nonconformity, take
corrective actions immediately:
• Check whether there are flammable objects around
the battery module.
• Check whether the battery module is reliably fixed on
the wall, and whether any fixing point is corroded.
• Check the switch gear and battery module for damage,
paint peeling, oxidation, etc.
Wire and cable layout
The inspection must not be carried out until all internal de-
vices of the battery module are powered off!
In case of nonconformity found in inspection, take correc-
tive actions immediately:
• Check the cable layout for short circuit and compliance
with the specifications. If case of any abnormality, take
corrective actions immediately.
• Check the battery module for internal seepage of water.
• Check whether the cables are loose, and tighten them
according to the aforesaid torque.
Grounding Check whether the grounding is correct.
Function inspection
Check whether the current, voltage and temperature in
the isolar cloud app of the battery system are within the
operating ranges.
8 Troubleshooting and Maintenance User Manual