Main Power Problems... Circuit Breaker Trips

Safety Warnings!
Remove Power from the spa/hot tub and circuit breaker panel BEFORE working on electrical equipment!  Failure to comply with this requirement, can lead to electrical shock and/or electrocution!

This is a GENERAL GUIDE ONLY!  USE this information at your OWN RISK!  Consult with or hire a licensed electrician before beginning any work of this type!
Disclaimer
READ FIRST BEFORE YOU CONTINUE
What is a GFCI?
(Ground Fault Circuit Breaker)
Look
Self-Contained Spa
(Also called Portable Spa)
Non-Self Contained Spa
(Contractor Installed)
Ground Fault Circuit Breaker installed at Main Power Connection  Go! Ground Fault Circuit Breaker installed at Main Power Connection  Go!
Standard Circuit Breaker at the Main Power Connection  Go! Multiple Circuit Breakers; (1 breaker for each component - Typical Installation)  Go!
  Multiple Circuit Breakers; GFCI breaker trips.  Go!
What's the difference between a Self-Contained Spa and a Non-Self-Contained Spa? 
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Use this information at your own risk!  Consult or hire an electrician if in doubt as to your particular application.