Kaco blueplanet 3.0 NX1 M2 Guide Rapide D'installation page 10

2 Maintenance and troubleshooting
2.1 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
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 sides and wait at least 5 minutes.
NOTE
There is not any component in the housing of the device 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.
2.2 Cleaning
2.2.1 Cleaning the housing
CAUTION
Do not use compressed air or high-pressure cleaners!
› Use a vacuum cleaner or a soft brush to remove dust from the top of the device on a regular basis.
› Remove dust from the ventilation inlets if necessary.
2.2.2 Cleaning the heat sink
Device switched off on integrated DC isolator switch and AC switch.

»
1 Cleaning the heat sink
Switching on the device
Page 7 KACO blueplanet 3.0 NX1 M2 KACO blueplanet 3.7 NX1 M2 KACO blueplanet 4.0 NX1 M2 KACO blueplanet 5.0 NX1 M2
with compressed air.