IOM – FLEXY II – 1007 – E Page 17
CAUTION:
- An approach ramp must be installed if the unit’s installation requirements tell that it's
necessary to reach the main switch. This recommendation is valid for installations in
general and in particular for return and curbs. It’s also valid to reach other parts of
the unit: filters, refrigerant circuit, etc…
- It’s advised to f ix curbs and roofcurbs to t he unit.
As lev els are adjustable, observe the following
recommendations when installing the equipment
Abov e all, ensure that all the adjustable returns are facing
outward (“1” f igure 4). They are us ually t urned inside-out
for transport.
Place the roof mounting f rame on the trimmer beam by
first lining up the inlet and the outlet opening. (“2”- figure 5)
After lev elling the f rame, secure the adjustable returns on
the trimmer.
It is important to centre the unit on the roof frame
Fig. 4
Fig. 6
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