Jacuzzi 2003+ - Manual (Page 45)

Page 41
15.0 J-310 Convertible Circuit Diagram (60Hz)
This wiring diagram is used for the J-310 US/Canada 120/240 VAC (60Hz)
convertible power model.
Ozonator
O
3
GRN
TB1
Standard 120 V
AC 3-W
ire Connection
(60 Hz, 1 Phase, 15
A
Service)
Use copper conductors ONL
Y
. Wire size must be
appropriate per NEC and/or local codes.
WHT
WHT
WHT
WHT WHT
BLK BLK
RED
BLK
BLK
BLK
BLK
BLK
RED
RED
RED
BLK
3
2
1
Heater 1.0 kW @ 120 V
A
C
4.0 kW @ 240 V
A
C
Flow Switch
Hi-limit/Freeze
Sensor
T
emperature Sensor
J2 J3
F1 20A 250V SC-20
Circ. Pump
Main Pump
Spa Light
T
ransformer 120 V
A
C
J4
BLK RED
*
GRN
TB1
WHT
BLK
RED
3
2
1
Optional 120/240 V
AC
4-W
ire Convertible
Heater Connection 1. Remove and discard the factory installed GFCI Cord. 2.
Move RED
* wire from TB1
position #1 to TB1 position #3 as shown below
.
3. Permanently connect to the power supply
.
Use
copper conductors ONL
Y
.
W
ire size must be
appropriate per NEC and/or local codes. 4. If hot tub is to be operated on 30A
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 40A
service, remove the
jumper JP1 #1&2 on the circuit board.
HI
LO
JP1
4 2
3 1
65 87
Logic Jumper Settings (Factory Defaults Shown) JP1 1-2 ON = 15A
Logic (3-wire 120 V
AC operation only)
JP1 1-2 ON = 30A
Logic (4-wire 120/240 V
AC operation only)
JP1 1-2 OFF = 40A
Logic (4-wire 120/240 V
AC operation only)
JP1 7-8 ON = ¡C
T
e
mperature Display
JP1 7-8 OFF = ¡F
T
e
mperature Display
This device complies with Part 15 of the FCC rules. Operation is subject to the following two conditions: 1.
This device may not cause harmful interference.
2.
This device must accept any inteference received including interference that may cause undesired operation.
J20
J21 J12 J14 J16
J1
1 J15
J13
J17
J7
J8
J9
J10
J5
J6
Heater IN
Heater OUT
F1* K1 K2 K3 K4
K5
K7
K8
J1
Control
Panel