Delta M70A

10 Maintenance
Clean/replace internal fan 1
Installation and Operation Manual for Solar Power Inverter M70A EU V1.1 EN 2020-02-20
112
10.5 Clean/replace internal fan 1
DANGER
Electric shock
Potentially fatal voltages are present in the
inverter during operation. When the inverter
is disconnected from all power sources, this
voltage remains in the inverter for up to 60
seconds.
► Perform the instructions listed in “10.4
Making preparations for maintenance work
- disconnecting the inverter from the grid
(AC) and solar modules (DC)”, page 106
before you start work on the inverter!
Do not use any sharp, pointed or hard objects
for cleaning.
Do not use liquids for cleaning.
Position of internal fan 1
1. Pull out the power supply cable plug located on the top
right of the communication card
2. Unscrew and pull out the cover. The fan is screwed onto
the cover.