Jacuzzi J - 480 - Manual (Page 13)

Page 9
J-400 Series
5.0 Electrical Installation Instructions (240V Service)
IMPORTANT NOTICE: The electrical wiring of this spa must meet the
requirements of the National Electrical Code/USA (NEC) and any applicable
state or local codes. The electrical circuit must be installed by a qualified elec-
trician and approved by a local building/electrical inspection authority.
1. This spa must be permanently connected (hard-wired) to the power supply.
No plug-in connections or extension cords are to be used in conjunc-
tion with the operation of this spa. Supplying power to the spa which is
not in accordance with these instructions will void both the independent
testing agency listing and the manufacturer’s warranty.
2. The power supplied to this spa must be a dedicated circuit with no other
appliances or lights sharing the power provided by the circuit.
3. To determine the current, voltage and wire size required, refer to section 6.0
“Power Requirements” (page 11 ) for your specific spa model.
• Wire size must be appropriate per NEC and/or local codes.
• We recommend type THHN wire.
• All wiring must be copper to ensure proper connections. Do not use
aluminum wire.
• When using wire larger than #6 (10mm²), add a junction box near the spa
and reduce to short lengths of #8 (8.4mm²) wire to connect to the spa.
4. The electrical supply for this product must include a suitably rated switch
or circuit breaker to open all ungrounded supply conductors to comply
with Section 422-20 of the National Electrical Code/USA, ANSI/NFPA 70.
The disconnecting means must be readily accessible to the spa’s occupant
but installed at least 5 feet (1.5m) from spa water.
5. The electrical circuit supplied for the spa must include a suitable ground
fault circuit interrupter (GFCI) as required by NEC Article 680-42/USA.
6. To gain access to the spa’s power terminal block, remove the four screws
securing the center cabinet panel on the side of the spa under the controls.
Then remove the four control box door screws and door (Figure-A).
7. Select the power supply entrance you want to use (Figure A) and remove
the short cabinet panel from the front of the spa. Then, feed the cable
through the large opening provided in the bottom of the control box.