Maintenance And Troubleshooting; Visual Inspection; Cleaning - Kaco blueplanet 3.0 NX1 M2 Manual

10 Maintenance and troubleshooting

10.1 Visual inspection

Inspect the product and cables for visible external damage and note the operating status display, where applicable. In case
of damage, notify your installer. Repairs may only be carried out by an electrician.
DANGER
Dangerous voltage due to two operating voltages!
Removing the plug connections before disconnecting the device from the PV generator may lead to injuries
and damage the device.
› During installation: Electrically disconnect the DC positive and DC negative from the protective earth
(PE).
› Disconnect the device from the PV generator using the integrated DC isolator switch.
› Remove the plug connector.
DANGER
Dangerous voltage due to two operating voltages
Coming into contact with the lines and/or terminals/busbars in the device can cause serious injury or
death. The discharge time of the capacitors is up to 5 minutes.
› Only appropriately qualified electricians authorised by the mains supply network operator are
permitted to open and maintain the device.
› Before opening the device: Disconnect the AC and DC side and wait at least 5 minutes.
NOTE
The housing of the device does not contain any components which can be repaired by the customer.
Do not attempt to repair faults that are not described here (in the chapter on troubleshooting and fault
rectification). Contact our customer service department. Only perform the maintenance work that is
described here.
The device should be checked for proper operation by a qualified electrician at regular intervals and if you
experience problems, you should always contact the system manufacturer's Service department.

10.2 Cleaning

10.2.1 Cleaning the housing
DANGER
Danger of death due to penetrating fluid
Serious injuries or death can result if moisture enters the system.
› Only use completely dry objects to clean the device.
› The device should only be cleaned from the outside.
CAUTION
Do not use compressed air or high-pressure cleaners!
› If the device is contaminated, only clean the housing, cooling fins, housing cover with water and a cloth.
1 Use a vacuum cleaner or a soft brush to remove dust from the top of the device on a regular basis.
2 Remove dust from the ventilation inlets if necessary.
10.2.2 Cleaning the heat sink
The housing of the device does not contain any components that can be repaired by the customer.
Do not attempt to repair faults that are not described here (in the chapter on troubleshooting and fault rectification).
Contact our customer service department. Only perform the maintenance work that is described here.
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