Carrier 50FF/FC 020-093 Installation, Operation And Maintenance Instructions page 12

7 - POSITIONING AND INSTALLATION
Detail of the roofcurb installed on the roof (position C):
Upper profile of 40 mm
for waterproof sealing
External insulation
(to be carried
out by the installer)
Sealing upsweep, that must be
performed on all sides of the roofcurb
(to be carried out by the installer)
Side view after installation on roof (position C):
Standard roofcurb
D
C
A
a
a = maximum slope
Dimensions (mm)
020 to 047
Standard
052 to 062
roofcurb
070 to 093
Burner roofcurb
D
C
A
a
a = maximum slope
Dimensions (mm)
020 to 047
Burner
052 to 062
roofcurb
070 to 093
12
Self-adhesive rubber gasket
of 9 mm (standard)
Insulation of 9 mm on
the ducts of supply
and return (standard)
A B C D
472 440 103 34
510 440 103 34
486 440 103 34
A B C D E
782 750 103 34 490
822 750 103 34 490
855 752 103 34 490
7.4.4 - Air ducts connections
For units with vertical airfl ow, the ducts must be connected to the
profi les from underneath the roofcurb.
In order to carry out the air ducts follow the recommendations in
the paragraph 9.4 "Air ducts connections".
The thickness of the sheet metal profi les to connect the discharge
and/or return ducts to the roofcurb are shown in the following
tables:
Standard roofcurb
B
Dimensions (mm)
020 to 047
Standard
052 to 062
roofcurb
070 to 093
Burner roofcurb
a
3º
3º
2º
E
B
a Dimensions (mm)
020 to 047
3º
Burner
3º 052 to 062
roofcurb
2º 070 to 093
A B C
50 798 321 619
50 1234 470 745
50 1575 470 715
A B C D E F G
50 797 373 0 275 631 52 155 770 89
50 1229 470 376 207 619 85 155 1219 101
50 1570 470 373 126 704 85 155 1491 198
D E
243
410
410
H I J