Step 7 - Duct Connection, Horizontal Installation; Step 8 - Install Outside Air Hood - Carrier 50TC*D17 Series Installation Instructions Manual

"B"
MAX WEIGHT
UNIT
KG
50TC*D17 923
50TC*D20 930
50TC*D24 998
50TC*D28 1957
NOTES:
1. Dimensions in ( ) are in inches.
2. Hook rigging shackles through holes in base rail, as shown in detail "A." Holes in base rails are centered around the
unit center of gravity. Use wooden top to prevent rigging straps from damaging unit.
Step 7 — Duct Connection, Horizontal Installation
3
Field- - supplied 19 mm ( / - - inch) flanges should be attached
4
to horizontal duct openings (see Fig. 9) and all ductwork
should be secured to the flanges. Insulate and weatherproof
all external ductwork, joints, and roof or building openings
with counter flashing and mastic in accordance with
applicable codes.
Horizontal Supply Horizontal Return
Duct Opening Duct Opening
NOTE: Dimensions in [ ] are in inches.
Fig. 9 - - Horizontal Duct Opening Dimensions
"914-1371"
(36"-54")
SEE DETAIL A
"C"
"A"
LB MM
2035 3249
2050 3249
2200 3595
2330 3595
Fig. 8 - - Rigging Details
2-Position or Manual
Outside Air
Damper Hood
C09389
PLACE ALL SEAL STRIP
IN PLACE BEFORE PLACING
UNIT ON ROOF CURB.
DUCT END
DIMENSIONS
A B
IN MM
127.8 1491
127.8 1491
141.5 1491
141.5 1491
Step 8 — Install Outside Air Hood
Economizer and Two Position Hood Removal - -
Factory Option
1. The hood is shipped in knock- - down form and is loc-
ated in the indoor air compartment. The hood is
strapped to the blower assembly. (See Fig. 10)
Hood
Package
Fig. 10 - - Hood Package - - Shipping Location
2. To gain access to the hood, remove the back blower
access panel.
3. Locate and cut the strap, being careful to not damage
any wiring.
4. Carefully lift the hood assembly through the back
blower access opening and assemble per the steps
outlined in the following procedure.
11
DETAIL A
C
IN MM IN
58.7 1328 52.3
58.7 1328 52.3
58.7 1328 52.3
58.7 1532 60.3
C09107
C09150