Step 9 - Install Plenums (If Required) - Carrier Omnizone 50XCR06 Installation, Start-Up And Service Instructions Manual

RS GND
33CS250-01
NOTE: Remote sensor is field-installed option.
Step 9 — Install Plenums (if Required) —
installation of 50XCR plenums is applicable to all vertical dis-
charge 50XCR units.
IMPORTANT: Lockout and tagout all power supplies
to equipment and controls prior to servicing unit. Fol-
low all safety codes, including working at safe heights.
The following tools are required:
• 5 / -in. nut driver
16
• adequate lifting device
• utility knife
• safety glasses
• work gloves
Install as follows:
1. Apply 3 / -in. wide by
4
with 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 insulation strips. See Fig. 10.
2. Using appropriate lifting device, lift plenum and place on
top of 50XCR unit. Center plenum across both the width
and depth directions.
3. Using a 5 / -in. nut driver, secure plenum mounting an-
16
gles to 50XCR unit using 3 no. 10
vided with 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 ad-
equate airflow distribution.
W1
Y1
G
W3
CK1
CK2
R
C
W2
Y2
RS2
RS+5
RS1
Fig. 9 — Typical Thermostat Wiring Connections
1 / -in. thick gasket tape supplied
4
/ -in. long screws pro-
5
8
(12 SIZE UNIT AND LARGER)
WIRE NUT
SHIELD (CUT AND
TAPE BACK)
REMOTE
ROOM
SENSOR
(P/N ZONECCORRS01)
The
MODEL
50XCR900-200A00
50XCR900-201A00
50XCR900-202A00
50XCR900-203A00
50XCR900-204A00
50XCR900-205A00
Fig. 10 — 50XC Plenum Unit
11
50XC
TB2
R
G
Y1
C
Y2
W1
W2
D1
D2
UNIT
GROUND
UNIT
A B C
SIZE
06 51.3 14.0 26.8
08 51.3 14.0 26.8
12 66.0 14.0 28.9
14 66.0 19.0 28.9
16 86.0 19.0 28.9
24 86.0 19.0 28.9
a50-8510
a50-8645
WGT
D E
(lb)
30.0 10.0 65
45.0 10.0 65
60.0 10.0 80
48.0 15.0 80
60.0 15.0 115
80.0 15.0 115