Balboa Water Group - Manual & Instruction Sheets Manual & Instruction Sheets. Below is a collections of our manuals and instruction sheets available for you to download and print locally. In order to view these brochures, you must have Adobe Acrobatk here to download this free software.[PDF] Troubleshooting & Service for EL/VS Systems - Balboa Direct other pinched wires. Refer to the wiring diagram to verify the correct wiring of the control system. UÊIf everything looks to be in perfect working order, then the G.F.C.I. may be defective. Keep in mind that a majority of G.F.C.I. tripping problems can be attributed to incorrect wiring. G.F.C.I. troubleshooting usually ﬁnds the problem.