User's Manual

Page 72
J-400 Series
Shorted sensor: The temperature sensor is not
functional. Heater is disabled. This must be repaired only
by a qualied authorized service organization or service
technician.
Open sensor: The hi-limit temperature sensor is not
functional. Heater is disabled. This must be repaired only
by a qualied authorized service organization or service
technician.
Shorted sensor: The hi-limit temperature sensor is not
functional. Heater is disabled. This must be repaired only
by a qualied authorized service organization or service
technician.
Start-up malfunction: Flow switch is non-functional.
Closed or shorted ow switch on system start-up
(system disabled). This must be repaired only by an
authorized dealer or qualied service organization.
Blinking Heater icon: This icon will blink on and off to
indicate that:
The temperature sensor is sensing a -20 ºF/6 ºC •
difference between the actual and set temperature or;
The temperature sensor is sensing a temperature •
above 112 ºF/44 ºC or the hi-limit temperature
sensor is sensing a temperature above 116 ºF/46 ºC.
1. Extended Temperature Activated
The spa is set to go up to 104 ºF (40 ºC),
but it can be set to reach 106 ºF (41 ºC).
To access the extended temperature you
must press the “Up” button and the
button D (on the Quad keypad) at the
same time for 2 seconds. The system will
now allow you to raise the temperature to 106 ºF
(41 ºC) and the LCD display will read “EXTENDED
TEMPERATURE ACTIVATED” (see Figure A). To clear this message,
just press the Down button on the Quad Keypad to lower the
temperature below or back to 104 ºF (40 ºC).
2. Please Check Filter!
This message will appear when the lter
reminder time has expired (see Figure B).
Please remove the Proclear lters and
lter bag for cleaning or replacement.
SENSOR
SHORT,
TEMP
SENSOR
SENSOR
OpEN,
HI-LIMIT
SENSOR
SENSOR
SHORT,
HI-LIMIT
SENSOR
FLOW
106
F
Temp.
6:45 PM
Extended Temperature
Activated
Figure A
102
F
Temp.
6:45 PM
Please check filter!
Figure B