fig. 8.n
fig. 8.m
fig. 8.o
• Clean the heat exchanger every year with a vacuum cleaner. The actual need to perform this operation may vary depending
on indoor and outdoor ambient conditions and on frequency of filter cleaning (Fig. 8.k-l-o-p).
• Clean the fans every year with a vacuum cleaner. The actual need to perform this operation may vary depending on indoor and
outdoor ambient conditions and on frequency of filter cleaning. Do not move the motor balance clips (Fig. 8.k-l-o-q).
fig. 8.q
• Keep the unit surface free from dust.
• Clean the filters with a vacuum cleaner following the below illustrations Fig. 8.r-s-t-u when the FILTER signal (Fig. 7.c - ) is
displayed on LCD. The actual need to perform this operation may vary depending on indoor and outdoor ambient conditions.
• Press FILTER button (Fig. 7.c - ) to reset the Filter Alarm.
• Filters must be replaced every year.
h
e
fig. 8.p
QR590E
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