9
2. Strip a suitable length of the insulation layer as shown in
Fig. 8.
Fig. 8 — Stripping the Wire
3. Use a suitable screwdriver to fix the communication wire
on the outdoor unit communication terminal as shown in
Fig. 9.
Fig. 9 — Connecting Communication Wire to
Outdoor Unit Communication Terminal
If communication wires are use to connect between indoor
units, then find the corresponding port and plug it directly as
shown in Fig. 10.
Fig. 10 — Connecting the Communication Wires
If for any reason 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. 11-13.
CAUTION
Failure to follow these procedures may result in personal
injury or damage to equipment.
NEVER CONNECT the main power source to the con-
trol or communication terminal block.
USE AN APPROPRIATE SCREWDRIVER for tighten-
ing the terminal screws. Do not over tighten the terminal
screws.
IMPORTANT: Wiring for communication shall be 2
in. 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.
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