15
J-300
7.0 electrical wiring Instructions
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
qualied electrician and approved by a local building/
electrical inspection authority.
1. Convertible 120/240V Power Models:
!
• DanGer: to DeCrease the risk oF shoCk,
proDuCT DamaGe or eleCTrICal FIre.
120v “plug-in” operation: This spa must operate on the supplied
10 foot (3m) GFCI cord at its original length or must be hard-wired
for longer runs. never use an eXTensIon CorD For anY
reason!
Convertible 120/240V Operation: The included 120V GFCI cord •
must be discarded for 240V operation. This spa must be hard
wired. Supplying power to either conguration above which is not in
accordance with these instructions will void both the independent
testing agency listing and the manufacturer’s warranty.
2. Dedicated 240V models must be permanently connected (hard-
wired) to the power supply. No plug-in connections or extension
cords are to be used in conjunction 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.
3. The power supplied to this spa must be a dedicated circuit with no
other appliances or lights sharing the power provided by the circuit.
4. To determine the current, voltage and wire size required, refer to
Section 6.0 “Power Requirements” (page 12).
Wire size must be appropriate per NEC/USA and/or local codes.•
We recommend type THHN wire.•
All wiring must be copper to ensure proper connections. • Do not use
aluminum wire.
5. When using wire larger than #6 (10 mm²), add a junction box near
the spa and reduce to short lengths of #8 (8.4 mm²) wire to connect
to the spa.
6. 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,