Step 7 - Install Plenums (If Required) - Carrier Omnizone 50XCA06 Installation, Start-Up And Service Instructions Manual

RS GND
33CS250-01
NOTE: Remote sensor is field-installed option.
Step 7 — Install Plenums (if required)
The installation of 50XCA plenums is applicable to all vertical
discharge 50XCA units.
IMPORTANT: Lockout and tagout all power supplies to
equipment and controls prior to servicing unit. Follow all safe-
ty codes, including working at safe heights.
The following tools are required:
• / -in. nut driver
5
16
• adequate lifting device
• utility knife
• safety glasses
• work gloves
Install as follows:
1. Apply / -in. wide by /
3 1
4
unit to the bottom of mounting angles located on all four sides
of the plenum. Ensure edge of gasket is even with inside edge
of plenum walls and that there are no gaps in between insula-
tion strips. See Fig. 17.
2. Using appropriate lifting device, lift plenum and place on top
of 50XCA unit. Center plenum across both the width and
depth directions.
3. Using a / -in. nut driver, secure plenum mounting angles to
5
16
50XCA unit using 3 no. 10
plenum. Install 3 screws along each plenum side and 5 screws
along plenum front and rear mounting angles.
4. Adjust four-way deflection vanes as needed to ensure ade-
quate airflow distribution.
W1
Y1
G
W3
CK1
CK2
R
C
W2
Y2
RS2
RS+5
RS1
Fig. 16 — Typical Thermostat Wiring Connections
-in. thick gasket tape supplied with
4
/ -in. long screws provided with
5
8
(12 SIZE UNIT AND LARGER)
UNIT
GROUND
WIRE NUT
SHIELD (CUT AND
TAPE BACK)
REMOTE
ROOM
SENSOR
(P/N ZONECCORRS01)
MODEL
50XCA900-200A00
50XCA900-201A00
50XCA900-202A00
50XCA900-203A00
50XCA900-204A00
50XCA900-205A00
NOTE: Dimensions are in inches.
Fig. 17 — 50XC Plenum Unit
18
50XC
TB2
R
G
Y1
C
Y2
W1
W2
D1
D2
UNIT
A B C D
SIZE
06 51.3 14.0 26.8 30.0
08 51.3 14.0 26.8 45.0
12 66.0 14.0 28.9 60.0
14 66.0 19.0 28.9 48.0
16 86.0 19.0 28.9 60.0
24
86.0 19.0 28.9 80.0
WGT
E
(lb)
10.0 65
10.0 65
10.0 80
15.0 80
15.0 115
15.0 115