9
INDOOR UNIT INSTALLATION (Cont)
MODEL
INTERCONNECTING
POWER
CIRCUIT
WIRE GAUGE
SUPPLY WIRE
BREAKER
GAUGE
12H43ZGX
16 AWG
14 AWG
15 AMP
18H43ZGX
16 AWG
14 AWG
20 AMP
-Table 1-
Terminal board diagram
NOTE:
Power connection cable is provided in the installation kit (sold separately). If the cable is not of
sufficient length, it will be necessary to purchase cable for this purpose.
Do not splice cable.
covering
plate
terminal board
power
connection
cable
cable
groove
MODEL
12H43ZGX
18H43ZGX