Carrier COBRA 48/50HJ004-014 - Manual (Page 4)

4
TO ENSURE AIRTIGHT CONNECTION.
PLACE UNIT AS CLOSE TO THIS
END AS POSSIBLE
TO ENSURE AIRTIGHT CONNECTION.
PLACE UNIT AS CLOSE TO THIS
END AS POSSIBLE
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 ft on each side.
7. Direction of airflow.
8. Connector packages CRBTMPWR001A00 and
002A00 are for thru-the-curb type gas. Packages
CRBTMPWR003A00 and 004A00 are for thru-the-
bottom type gas connections.
CONNECTOR
PKG. ACCY.
B C
D ALT
DRAIN HOLE
GAS POWER CONTROL
CRBTMPWR001A00
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] CRBTMPWR002A00 1 1 / 4
″ [31.7]
CRBTMPWR003A00
1 / 2
″
[12.7] NPT
3 /
4
″ [19] NPT
1 /
2
″
[12.7]
CRBTMPWR004A00
3 / 4
″
[19] NPT
1 1 /
4
″ [31.7]
ROOF CURB
ACCESSORY
A UNIT SIZE
CRRFCURB001A00
1 ′-2″
[356] 48/50HJ
004-007
CRRFCURB002A00
2 ′-0″
[610]
Fig. 3A — Roof Curb Details (48/50HJ004-007 Section Only)