2002 Portofino Series Owners Manual - Sundance Spas

15.0 120/240 VAC Convertible Circuit Diagram
This wiring diagram is used for all US/Canada 120/240 VAC (60 Hz)
convertible models.
Control
Panel
J1
Temperature Sensor
J2
Hi-limit/Freeze
Sensor
J3
Flow Switch
Temperature
Display Jumper:
JP1 7-8 ON =
°C Temp Display
JP1 7-8 OFF =
°F Temp Display*
*Factory Setting
BLK
Heater
1.0 kW @ 120 VAC
4.0 kW @ 240 VAC
6530-289, Rev-A
Spa
Light
Transformer
120 VAC
JP1
8 7
6 5
4 2 3
1
BLK
BLK
Circ.
Pump
WHT
J4
WHT
BLK
WHT
F1
20A
250V
SC-20
RED
BLK
BLK
WHT
LO
Main
Pump
HI
RED
RED BLK
RED
1
WHT
2
BLK
3
TB1
Standard 120 VAC 3-Wire Connection
(60 Hz, 1 Phase, 15 A Service)
Use copper conductors ONLY. Wire size must be
appropriate per NEC and/or local codes.
Ozonator
O3
GRN
Optional 120/240 VAC
4-Wire Convertible
Heater Connection
1. Remove and discard the
factory installed GFCI Cord.
2. Move RED* wire from
position #1 to position #3
on terminal block TB1 as
shown below.
3. Permanently connect to
the power supply. Use
copper conductors ONLY.
Wire size must be
appropriate per NEC and/or
local codes.
4. If hot tub is to be operated
on 25 A service, make sure
the jumper provided at
location JP1 #1&2 on the
circuit board is installed. If
hot tub is to be operated on
40 A service, remove the
jumper JP1 #1&2 on the
circuit board.
RED*
BLK
1 2 3
TB1
GRN
WHT BLK RED
30