9
2. Strip a suitable length of the insulation layer as shown in
Fig. 8 — Stripping the Wire
3. Use a suitable screwdriver to fix communication wire on
outdoor unit communication terminal as shown in Fig. 9.
If communication wires are use to connect between indoor
units, find the corresponding port and plug it in directly as
shown in Fig. 10.
Fig. 10 —Connecting the Communication Wires
If it is not possible to buy communication wires from Carrier,
connect the indoor unit side of the communication wires using
the connector provided with the accessories as shown in Fig.
Fig. 9 — Connecting Communication Wire to
Outdoor Unit Communication Terminal
CAUTION
Failure to follow these procedures may result in personal
injury or damage to equipment.
NEVER CONNECT the main power source to the
control or communication terminal block.
USE AN APPROPRIATE SCREWDRIVER for
tightening the terminal screws. Do not over tighten the
terminal screws.
IMPORTANT:
Wiring for communication shall be two
inches or more apart from power source wiring to avoid
electric noise. Do not insert control/communication and
power source wire in the same conduit.
Pay attention to the polarity of the communication wire.
Connector in accessory kit
Connector on indoor unit
Communication cable
in field
Fig. 11 — Connecting the Communication Cable to Indoor Unit to Outdoor Unit Using the Supplied Connector
