Nordic IMPULSE Owner's Manual page 10

POWER INSTALLATION INSTRUCTIONS
ELECTRICAL WIRING INSTRUCTIONS
Important Notice: The electrical installation of this tub must meet the requirements of all applicable country, province, state,
and local codes. The electrical installation must be performed by a qualified, licensed electrician and be approved by the
local building/electrical inspection authority.
WARNING: DO NOT TURN ON POWER UNTIL TUB IS FILLED COMPLETELY WITH WATER!
240 VOLT SERVICE
• NO PLUG-IN CONNECTIONS OR EXTENSION CORDS ARE TO BE USED IN CONJUNCTION WITH THE OPERATION
OF THIS TUB. All wiring must be permanently connected (hard wired) to the equipment pack. Power supply that is not in
accordance with these instructions will void warranty.
• This tub requires the power supply be on a dedicated circuit with no other electrical appliances or lights sharing the
circuit that is providing power to the hot tub.
• DO NOT USE ALUMINUM WIRE.
• ALL WIRING MUST BE COPPER and properly insulated.
• A suitable ground fault circuit interrupter (GFCI) as required by the local building and electrical inspection authority, must
be included in the electrical circuit supplied to the hot tub.
• Proper wire size must be used in accordance to the local building/ electrical inspection authority.
• All wires must be securely hooked up or damage could result. TIGHTEN SECURELY!
• A minimum 8 gauge wire size must be used between the GFCI and the hot tub system connection
• Any wire runs over 50 feet require a numerically smaller wire diameter- please check your local codes for requirements
• Any mis-wiring may void your warranty. Please reference the included wiring diagram for the correct connections.
240 VOLT CONVERSION (Classic and Modern Series)
The Classic and Modern Series hot tubs have been configured to be
connected to 120 volts. They can be converted to be wired to 240 volts by
following the following steps:
1. Make sure that the power has been switched off at the main breaker
2. Remove the Cabinet Access Panel
3. Remove the system controller cover
4. Remove the jumper connecting J11 and J32.
5. Switch DIP switch A10 to off (down).
6. Wire the controller as outlined in the 240volt wiring instructions
7. Attach system controller cover
8. Attach Cabinet Service Panel
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CONTINUED
J11
Remove Jumper Wire
J32
Toggle switch #10 needs to be in the "down"
position. (shown in the "up" position)