ELECTRICAL WIRING
Wire Connections (cont)
4. Electronic control box connection operation method:
First, remove the screw of the fixed electric control box, pull out the electric control box, and then remove the electric
control box cover fixing screw, take off the electric control box cover (both hands press and hold the button at the same
time). Signal line through the machine through the hole, and then through the electronic control box hole into the box
body, pay attention to the separation of strength. Connect the electric control box cover and push the electric control
box back to the machine. Use screws to fix.
Two screws for fixing box
Supply Wiring Drawing
L1(L) L2(N)
Ground Fault Interruptor
Circuit Breaker
Power Source: 1PH, 208/230V~, 60Hz
Indoor 1
L1(L) L2(N)
Ground Fault Interruptor
Circuit Breaker
Power Source: 1PH, 208/230V~, 60Hz
• Indoor units and outdoor units should be connected to separate circuit breakers.
• Indoor units must share one single electrical breaker. Circuit breaker specifications should be calculated. It is
recommended to have both indoor & outdoor units connected to GFCI and surge devices.
20
Cover
screw
The electric
control box
cover fastening
Indoor 2
L1(L) L2(N)
Power cord (as shown
in the line through the
clamp and press)
Weak Current
Strong Electricity
......
Indoor 9
L1(L) L2(N)
Communication line
(as shown in the line
through the clamp and
press)
31-5000579 Rev. 2