Installation On Roof Mounting Frame - Lennox FCM 85 Installation, Operating And Maintenance

INSTALLATION ON A ROOFMOUNTING FRAME
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 recommended to fix curbs and roofcurbs to the unit using cables to link the
lifting lugs together.
-
It's recommended to secure curbs to the trimmer or to the floor (horizontal curbs)
As levels are adjustable, observe the following
recommendations when installing the equipment
Above all, ensure that all the adjustable returns are facing
outward ("1" figure 4). They are usually turned inside-out
for transport.
Place the roof mounting frame on the trimmer beam by
first lining up the inlet and the outlet
After levelling the frame, secure the adjustable returns on
the trimmer.
It is important to centre the unit on the roof frame
FLEXYII-IOM-0409-E
opening. ("2"- figure 5)
Fig. 4
Fig. 5
Fig. 6
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