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OC Hot Tubs Owner’s Manual
LTR50001045, Rev. N
Your spa needs a solid and level foundation. The area
that it sits on must be able to support the weight of the
spa, with water and the occupants who use it. If the
foundation is inadequate, it may shift or settle after the
spa is in place, causing stress that could DAMAGE YOUR
SPA SHELL AND FINISH.
Damage caused by inadequate or improper
foundation support is not covered by the
warranty. It is the responsibility of the spa
owner to provide a proper foundation for the
spa.
Place the spa on an elevated 3 to 4” / 30 cm concrete slab.
Pavers, gravel, brick, sand, timbers or dirt foundations are
not
adequate to support the spa.
We strongly recommend that a qualified, licensed
contractor prepare the foundation for your spa.
If you are installing the spa indoors, pay close attention
to the flooring beneath it. Choose flooring that will not be
damaged or stained.
Preparing a Good Foundation
All 240V spas must be permanently connected (hard wired)
to the power supply. See the GFCI and wiring requirements
on page 5.
These instructions describe the only acceptable
electrical wiring procedure. Spas wired in any other
way will void your warranty and may result in serious
injury.
When installed in the United States, the electrical wiring of
this spa must meet the requirements of NEC 70 and any
applicable local, state, and federal codes.
The electrical circuit must be installed by an
electrical contractor and approved by a local building
or electrical inspector.
Failure to comply with state and local codes may
result in fire or personal injury and will be the sole
responsibility of the spa owner.
240 Volt Electrical Installation
If you are installing your spa on an elevated wood deck or
other structure, it is highly recommended that you consult
a structural engineer or contractor to ensure the structure
will support the weight of 150 pounds per square foot (732
kg / m2).
To properly identify the weight of your new spa when full,
remember water weighs 8.33 lbs. per gallon, or 1 kg per
liter. For example, an average 8’ spa holds approximately
500 gallons, or 1892 liters, of water. Using this formula, you
will find that the weight of the water alone is 4,165 lbs, or
1892 kg. Combined with the dry weight of the spa you will
note that this spa will weigh approximately 5,000 lbs, or
2267 kg, when full of water.
The power supplied to the spa must be on a dedicated
GFCI protected circuit as required by NEC 70 with no
other appliances or lights sharing the power.
Use copper wire with THHN insulation. Do not use
aluminum wire.
Wires that run over 100 feet must increase wire gauge to
the next lower number. For example: A normal 50 amp
GFCI with four #6 AWG copper wires that run over 100
feet would require you to go to four #4 AWG copper wires.
Testing the 240 Volt GFCI Breaker
Test the GFCI breaker prior to first use and periodically when the spa is powered. To test the GFCI breaker follow these
instructions (spa should be operating):
1. Press the TEST button on the GFCI. The GFCI will trip and the spa will shut off.
2. Reset the GFCI breaker by switching the breaker to the full OFF position, wait a moment, then turn the breaker back
on. The spa should have power again.
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Страница 1: ...LTR50001045 Rev N 3 1 19 OC Hot Tubs Owner s Manual www ochottubsinfo com 2019 OC Hot Tubs...
Страница 7: ...Preparing for Your New Portable Spa 5 OC Hot Tubs Owner s Manual LTR50001045 Rev N GFCI Wiring Diagram...
Страница 43: ...Appendix 41 OC Hot Tubs Owner s Manual LTR50001045 Rev N...