26
Fig. 8.h
Fig. 8.g
Fig. 8.j
Fig. 8.i
Fig. 8.l
Fig. 8.m
•
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.g-h-l-m).
Fig. 8.k