J4 f1 – Sundance Spas 680 User Manual
Page 51
Page 45
680 SERIES
Circuit Board
diagram
shown with
circulation
pump option.
STEREO
(Optional)
Power Supply
O
zo
na
to
r
(s
ta
nd
ar
d)
O
3
GRN
TB1
230 V
AC 3-W
ire Connection (50Hz, 1-Phase Service)
USE COPPER CONDUCT
ORS ONL
Y. WIRE SIZE MUST
BE
APPROPRIA
TE PER NEC
AND/OR LOCAL
CODES
BLU
BLU
J6
BRN
J5
BRN
BRN
BLU
BLK
BLU
BLU
BRN
BLU
BRN
BLU
BLU
BRN
BRN
BRN
2
1
Flow switch
Hi - limit / freeze sensor
Temperature sensor
J1
J2
J3
F1
20A, 250V
SC-20
P
um
p
1
P
um
p
2
Tr
an
sf
or
m
er
24
0
V
A
C
J4
F1
JP1
4
2
3
1
6
5
8
7
HI
HI
LO
C
C
o
n
tr
o
l P
an
el
Circ.
Pump
J20
K1
K2
K3
K4
K5
K6
K7
K8
J21
J1
1
J12
J13
J14
J15
J16
J17
J18
J19
J7
J8
J9
J10
Heater 2.7 kW @ 230 V
AC
WHT
BLK
WHT
BLK
Standard
Footwell
Light
Optional
LED Lighting
System DCU
OR
20.0 Export Hartford and Hawthorne Circuit Diagram
(50 Hz)
This wiring diagram is used for all Export Hartford and Hawthorne models
with or without the circulation pump option.