Fig. 2 — roof curb dimensions – Carrier 48TJD User Manual
Page 3
3
TO ENSURE AIRTIGHT CONNECTION
PLACE UNIT AS CLOSE TO
END AS POSSIBLE.
TO ENSURE AIRTIGHT CONNECTION
PLACE UNIT AS CLOSE TO
END AS POSSIBLE.
Fig. 2 — Roof Curb Dimensions
ROOF CURB
ACCESSORY
‘‘A’’
UNIT SIZE
48TJ
CRRFCURB001A00
1
′-2″
[356]
004-007
CRRFCURB002A00
2
′-0″
[610]
NOTES:
1. Roof curb accessory is shipped disassembled.
2. Insulated panels:
3. Dimensions in [ ] are in millimeters.
4. Roof curb: galvanized steel.
5. Attach ductwork to curb (flanges of duct rest on
curb).
6. Service clearance 4
′ on each side.
7.
Direction of airflow.
8. Connector packages CRBTMPWR001A00 and
2A00 are for thru-the-curb type. Packages
CRBTMPWR003A00 and 4A00 are for the thru-
the-bottom type connections.
‘‘B’’
‘‘C’’
‘‘D’’ ALT
DRAIN HOLE
‘‘E’’
Gas
“F”
Power
“G”
Control
CONNECTOR
PKG ACY
1
′-9
11
/
16
″
[551]
1
′-4″
[406]
1
3
/
4
″
[44.5]
3
/
4
″
[19] NPT
3
/
4
″
[19] NPT
1
/
2
″
[12.7] NPT
CRBTMPWR001A00
1
1
/
4
″
[31.7]
CRBTMPWR002A00
1
/
2
″
[12.7] NPT
3
/
4
″
[19] NPT
CRBTMPWR003A00
3
/
4
″
[19] NPT
1
1
/
4
″
[31.7]
CRBTMPWR004A00