Appendix D: External Fan Maintenance and
Replacement
The Primary and Secondary Units have two fans each: one is internal and the other
is accessible from the outside of the unit. This appendix describes external fan
replacement.
A fan replacement kit is available from SolarEdge.
Figure 45: Primary Unit (left) and Secondary Unit (right) external fans
Fan Maintenance
At least once a year, open the fan screen and clean the accumulated dust using a
brush.
If the SetApp Status screen displays the status Not Working for the fan (refer to
Main
Inverter Status
on page 50), replace the fan as described in the next section.
External Fan Replacement
1. Turn OFF the inverter ON/OFF/P switch, and wait until the green LED is blinking ,
indicating that the DC voltage is safe (<50V), or wait five minutes before
continuing to the next step.
2. Disconnect the AC to the inverter by turning OFF the circuit breakers on the
distribution panel.
3.
Use a standard screwdriver to unfasten the single screw of the fan cover and
open the fan door.
-Three Phase Inverter with Synergy Technology Installation MAN-01-00402-1.2
84 Appendix D: External Fan Maintenance and Replacement
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