Maintenance Guide - INVT iMars Operation Manual

iMars grid-tied solar inverters
Maintenance
contents
Maintenance and
replace fan
Check the security
features

5.4.2 Maintenance guide

Clean the inverter
Cleaning procedure is as follows:
(1) Disconnect the input and output switches.
(2) Wait ten minutes.
(3) Use a soft brush or a vacuum cleaner to clean the surface and the inlet and outlet of the
inverter.
(4) Repeat Section 5.1 operating content.
(5) Restart the inverter.
Clean the fans
Cleaning procedure is as follows:
(1) Disconnect the input and output switches.
(2) Wait ten minutes.
(3) Remove the inverter as the reverse steps of Section 4 content.
(4) Remove the cooling chamber or fan mounting plate, as shown in Figure 5.1 and Figure
5.2.
Maintenance methods
Check the fans of three-phase inverter to make
sure out of wind is normal, the sound is normal,
the fan blades are no cracks, power lines and
control signal lines are not damaged. If
necessary, clean the air inlet and outlet; If not
running properly, the fan must be replaced, see
Section 4.4.2.
Check the off-on feature of inverter: use
monitoring software or LCD and keyboard on
the inverter, do "off" and "on" operation, to
confirm its off-on feature intact. At the same
time, make sure monitoring software can
normally communicate with the inverter. Check
the warning label on or around the inverter, if
necessary replaced.
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Operation
Maintenance
cycle
Every six months
Every six months