Centurion Spas CT 10000 Owner's Manual page 12

US & Canada Wiring Diagram
Important: Installation of this GFCI Circuit Breaker,
including Ampere sizing and selection of conductor size
and type, must be performed by a qualified electrician in
accordance with the National Electrical Code, or the
Canadian Electrical Code, and all federal, state, and local
codes and regulations in effect at the time of installation.
Note: The white Neutral wire from the back of the GFCI
must be connected to the incoming Line Neutral. The
internal mechanism of the GFCI requires this neutral
connection. The GFCI will not work without it.
10
GRN (GROUND)
RED (HOT)
WHT (NEUTRAL)
BLK (HOT)