Maintenance/Troubleshooting; Visual Inspection; Cleaning The Inverter Externally; Replacing Or Cleaning The Fan - Kaco Powador 12.0 TL3 - INT Operating Manual

Maintenance/Troubleshooting

9 Maintenance/Troubleshooting
9.1

Visual inspection

Inspect the inverter and the cables for exterior visible damage and note the operating status display of the inverter.
In case of damage, notify your installer. Repairs may only be carried out by authorised electricians.
NOTE
The inverter should be checked for proper operation by a qualified electrician at regular intervals.
9.2

Cleaning the inverter externally

DANGER
Lethal voltages in the inverter.
Serious injuries or death can result if moisture enters the system.
› Only use completely dry objects to clean the inverter.
› Only the exterior of the inverter should be cleaned.
Cleaning the inverter
Do not use compressed air.
Use a vacuum cleaner or a soft brush to remove dust from the fan cover, between the cooling fins and from
the top side of the inverter on a regular basis.
Remove dust from the ventilation inlets if necessary.
If necessary, remove the fan cover and remove deposits.
9.3

Replacing or cleaning the fan

The inverter is equipped with 1 axial fan. It is located in the upper right area of the housing.
Replace the fan:
–
In case of heavy soiling
–
If it is defective
Removing the fan
1. Ensure complete disconnection on the AC and DC sides.
2. Wait until the fan is no longer turning.
3. Unscrew the Torx crews of the side housing cover (Figure 29 on page
45).
4. Remove the side housing cover.
5. Unplug the fan plug.
6. Remove the side housing cover with the fan from the housing.
7. Remove the fan from the side housing cover by pulling it away from the
cover or
disassemble fan from the side housing cover by the tree assembly
screws. (See position 1 & 2 in Figure 31)
» Install the replacement fan.
Operating Instructions Powador 12.0 TL3-20.0 TL3
Figure 29: Removing the side hous-
ing cover
EN
Page 45