Maintenance/Troubleshooting
Operating instructions KACO blueplanet 50.0 TL3 S/Basic/M/XL
Page 51
EN
Cleaning the heat sink
ඣ
If the heat sink is heavily soiled, we recommend that you dismount the
fans temporarily.
ඣ
Switch off the unit and secure it against restart.
ඣ
Have appropriate brushes to hand (120x35 mm and 25x4mm) to clean
the heat sink.
1.
Clean the free space between the cover and the heat sink using chosen
brushes.
2. Clean the heat sink with a chosen brush.
NOTE:
Do not use any aggressive cleaning agents and ensure that no other
components come into contact with fluids.
»
Cleaning completed - if necessary, remount the fans.
4.2 mm
25 mm
X
X 4:1
1
1
Y
Y
120 mm
35 mm
Figure 45: Cleaning the heat sink
Key
1
Heat sink
9.4
Replacing the fan
2 fans are located on the underside of the unit. These fans must be replaced if they break down or become very
dirty.
Removing the fan
ඣ
DC switch is switched off (for S version, at the DC switch on the com-
biner box).
1.
Wait until both fans are no longer turning.
2. Dismount the fastening on the fan’s protective grating with a T20 screw-
driver and an SW7 spanner.
3. Dismount the fastening for the fan with a T20 screwdriver and take the
fan down carefully.
4. Carefully disconnect the plug connector for the dismounted fan from
inside the housing (see Figure 47).
5. Remove the fan from the base plate.
»
Install the replacement fan.
1
3
4
5
2
Figure 46: Removing the fan
Installing the replacement fan
ඣ
You have removed the defective fan.
ඣ
Replace the fan only with a fan recommended by KACO new energy. If
necessary, contact KACO service.
Note:
Make sure that the fan is positioned correctly when installing!
6. Insert the connection plug into the corresponding socket inside the
housing.
1.
Insert the replacement fan into the base plate (see Figure 15).
2. Mount the fastening for the fan onto the base plate with a T20 screw-
driver with a tightening torque of 2.5 Nm.
3. Mount the fastening for the fan’s protective grating with a T20 screw-
driver and an SW7 spanner.
4. If required, fit another fan.
5. Switch on the inverter as described in section 7.10 on page 31
onwards.
6
7
Figure 47: Unplug the fan plug
Key
1
Fan
2
Protective grating for fan
3
Fastening for protective grating
4
Fastening for fan
5
Base plate
6
Connection plug
7
Connection socket
Summary of Contents for blueplanet 50.0 TL3 S
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