5.1. Connecting wires for outdoor unit
1) Remove the service panel.
2) Remove the conduit cover.
3) Attach the conduit connector to conduit plate with lock nut then secure it against
unit with screws.
4) Connect ground wires of indoor/outdoor unit connecting wire (A) and power sup-
5) Loosen the terminal screw, and attach indoor/outdoor unit connecting wire (A)
from the indoor unit correctly on the terminal block. Attach the wire to the terminal
block securely so that its core cannot be seen, and no external force affects the
connecting section of the terminal block.
6) Firmly tighten the terminal screws. After tightening, verify that the wires are tightly
fastened.
8) Install the conduit cover.
SUZ-KA09, KA12, KA15NA
Service panel
Lock nut
Conduit cover
SUZ-KA18NA
Service panel
OUTDOOR UNIT
Power supply 208/230
Ground
* A disconnect switch is required.
Check the local code.
** Use a ring tongue terminal in order to
connect a ground wire to terminal.
6
Conduit plate
Connector
TB support
Lock nut
Conduit cover
Connector
INDOOR UNIT
Grounding
Terminal block
terminal**
Disconnect
switch*
Grounding terminal**
1-3/8 in.
(15 mm)
(35 mm)
Lead wire
(More than 2-3/8 in. [60 mm])
ing wires.
Terminal block
Grounding
terminal
Indoor/outdoor unit
connecting wire (A)
Conduit cover
Terminal block
Indoor/outdoor unit
connecting wire (A)
to conduit cover
TB support
Grounding
terminal
Caution:
Warning:
water, etc.
L1 L2
-