Samsung AC***KNZDCH/AA Installation Manual - Wiring Work
18
Wiring Work
Single circuit line wiring connections
CAUTION
If an accessory heat kit is installed, power must enter the unit on the top or the top-left side of the unit as
shown below (A).
1. Before wiring work, you must turn off all power source.
2. Only copper power cables should be used.
3. Remove the blower and control box access panel (door).
4. Install the cable connectors on the 7/8” diameter holes on the
right side of the control box.
5. Insert the wires through the holes in the casing and through the
cable connectors.
6. Connect the black supply wire to the L1[1(L)] high voltage
connection terminal with compressed ring terminals.
7. Connect the white supply wire to the L2[2(N)] high voltage
connection terminal with compressed ring terminals.
8. Connect the green wire to the ground lug near the supply wire
connections with a compressed ring terminal and tighten the
ground screw. Make sure to leave extra slack in the ground wire to
allow service to the unit without disconnecting the ground wire.
A
C
A
A
B
Left side
Right side
A - Power conduit connection opening (must use when
installing accessory electric heat kit).
B - Power conduit connection opening (do not use when
installing accessory electric heat kit).
C - Communication wire conduit connection opening
IMPORTANT
- All insulation on field wiring must be rated at 140°F (60ºC) or higher. Please refer to the wiring diagrams on the air
handler or the tables in this manual for more information.
IMPORTANT
- Refer to the NEC National Electrical Code (NFPA 70) or the Canadian Electrical Code, Part I (CSA C22.1) and local
codes for wiring material requirements.
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