System Pilot - Carrier 3V VVT 33ZCVVTZC-01 Installation And Start-Up Instructions Manual

Pressure dependent control zone controller
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c.
On 33ZCT56SPT
thermostats,
connect
the remain-
ing wire (WHITE/CLR)
to the T56 terminal
on the
controller.
Connect the other end of the wire to the
right most terminal on the SET terminal block.
d.
In the control box, install
a No. 6 ring type crimp
lug on the shield dlain wire. Install this lug under
the mounting
screw in the upper right corner of the
controller
(just above terminal
TI ).
e.
On
33ZCT56SPT
thermostats
install
a jumper
between
the two center
terminals
(right SEN and
left SET).
Wiring
the Network
Communication
Service
Jack
--
See
Fig. 16-18. To wire the service jack, perform the following:
1. Strip back the jacket from the communication
cable(s) for
at least 3 inches.
Strip
_/4-in. of insulation
from each
conductor
Remove the shield and septuate the dlain wire
from the cable. Twist together all the shield drain wires
and fasten them together using an closed end crimp lug or
a wile nut. Tape off any exposed
bare wire to prevent
shorting.
2. Connect the CCN + signal wire(s) (RED) to Terminal 5.
3, Connect the CCN -
signal wire(s)
(BLACK)
to
Terminal 2.
4. Connect the CCN GND signal wire(s) (WHITE/CLR) to
Terminal 4,
Befole wiring the C_urier proprietary
network
connection,
refer to the Connect
the Carrier
Communicating
Network
Communication
Bus section on page 23, for communication
bus wiring and cable selection.
The cable selected
must be
identical
to the communication
bus wire used for the entire
network.
The other end of the communication
bus cable must be
connected
to the remainder
of the communication
bus. If the
cable is installed as a T-tap into the bus, the cable length cannot
exceed
100 ft. Wire the service jack of the sensor in a &fisy
chain tu'rangelnent
with other equipment.
Refer to the Connect
the Carrier Communicating
Network Communication
Bus sec-
tion, page 23, for more details.
SYSTEM
PILOT--Refer
to System
Pilot
instaUation
in-
structions
for information
on installing and using the System
Pilot.
\\
_
BLK
_
RED'
©
©
©©
/./
COM BUS
SENSOR WIRING
/,/
'\-,
Fig. 16 -- Space
Temperature
Sensor
Wiring
(33ZCT55SPT)
©
I
2 \
3
4 \
5 \
G
RED(_)
,_1
\
_ WHT(GND)L'
\ _
BLKI-)
', /
w/
SEN
SET
I®l®l@lel
\
:,_/
\ VVHT
\
\
\ _
BLK
[',
d_
E-D-',d.
©
o
Cool
Warm
COM BUS
SENSOR
WIRING
JUMPER
"---TERMINALS
AS SHOWN
'\
Fig. 17 -- Space Temperature Sensor Wiring
(33ZCT56SPT)
16

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