1. Quick Reference Card
in.k450 keypads for in.xe spa systems
in.k450
Compact full-function keypads for in.xe
spa systems
Aeware’s new series of keypads features a large LCD display and
raised keys that let users control all in.xe functions and program-
ming directly from spa side. In.k450 comes in an easy to install
waterproof plastic enclosure and is designed to maximize
user experience.
Spa Functions
On/Off key
Standby Mode Economy Mode Pump 1 key
Depending on the spa
manufacturer, this key may have Quick press and release the On/ This mode allows you to lower the Press Pump 1 key to turn Pump 1
different functions: On/Off, Off key to shut the system down temperature set point of the spa by on at low speed. Press a second
Standby mode or quick enable (i.e. to set it to Standby mode) for 20 °F (11 °C) during a certain period time to turn pump to high speed
of the Economy mode. 30 minutes. The display will toggle of the day. (with a dual-speed pump). A third
between the “SBY” message and Press and hold the On/Off key for time turns pump off.
On/Off Mode water temperature. All keys are 10 secs. A built-in timer automatically turns
then disabled, unless you press
By default, the system is always on. While the Economy mode is pump off after a predetermined
On/Off key again to reactivate the
Press and hold the On/Off key for enabled the display will toggle period of time, unless pump has
system before the expiration of the
5 secs. (or Press and hold Pump 1 between “Eco” and been manually deactivated first.
30 minutes delay.
key for 5 secs.) to shut the system the water temperature. Once the
down for 30 minutes. In order to warn the user, the spa system goes back to nomal mode,
light will flash for a few seconds the display will show "noE". * If single speed pump: press
The display will toggle between before the exit of Standby mode. Pump key to turn pump on.
the “OFF” message and water Press Pump key again to turn
temperature.Press the On/Off key pump off.
to restart the system before the
expiration of the 30 minutes delay.
Pump 2 key Blower key Light key Up/Down keys
Press Pump 2 key to turn Pump Press Blower key to turn blower Press Light key to turn light on at Use Up or Down key to set
2 on. Press a second time to turn on. Press a second time to turn high intensity. Subsequent presses desired water temperature.
pump off. blower off. change light intensity. A last press The temperature setting will be
A built-in timer automatically turns A built-in timer automatically turns turns light off. displayed for 5 seconds to confirm
pump off after a predetermined blower off after a predetermined A built-in timer automatically turns your new selection.
period of time, unless pump has period of time, unless blower has light off after 2 hours, unless it has The "Set Point" icon indicates that
been manually deactivated first. been manually deactivated first been manually deactivated first. the display shows the desired
temperature, NOT the current
water temperature!
Programming Steps
Program key Setting the time Setting filter cycle start time Setting filter cycle duration
Use Program key to display time Enter Programming mode by To program the filter cycle, you Press Prog. key a fourth time. The
or enter Programming menu holding Prog. key pressed down must enter these parameters: the display will show Fdxx, with "xx"
by pressing and holding key. In for 3 sec. The display will show the start time, duration and frequency. representing the duration in hours.
Programming mode, the following current time setting. During a filter cycle, pumps run Use Up or Down key to change
parameters can be set: time, for one minute to purge the setting.
Setting the hour: Use Up or Down
filter cycle start time, filter cycle plumbing, then Pump 1 runs for
arrows to change hour setting
duration, filter cycle frequency, the programmed number of hours.
(AM/PM). 0 = no filtration1
and temperature unit. Press Prog. key a third time. The
Setting the minutes: Press Prog. display will show FSxx, with "xx" 24 = continuous filtration
Note: Light key is used as Program key a second time.
key if this key is not present. representing the starting hour. Use 1
It's not recommended to
Use Up or Down key to change Up or Down key to change setting. set this to "0".
hour setting.
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2. Filter cycle frequency Setting economy mode Setting economy start time Setting economy duration
Press Prog. key a fifth time. The Press Prog. key a sixth time. Press Prog. key an seventh time. Press and hold Light key until
display will show FFxx, with "xx" Use Up key to enable the The display will show ESxx, with the display shows Edxx, with
representing the number of filter economy mode, the display “xx” representing the starting hour. "xx" representing the duration
cycles per day (up to 4). will show EP 1 or use Down in hours. (Default: 2 hours).
Use Up or Down key to change
Use Up or Down key to change key to disable economy mode,
setting. Use Up or Down key to
setting. the display will show EP 0.
change setting.
Cooldown
After heating the spa water to
the desired Set Point, the heater
is turned off, but its associated
pump (Pump 1 Low-speed or CP)
remains on for a predetermined
period of time to ensure adequate
Setting temperature unit Smart Winter Mode Water temperature regulation cooling of the heating element,
this prolongs its useful life.
Water temperature can be Our Smart Winter Mode protects In a regulation cycle, the system The heater icon flashes during
displayed in either Fahrenheit (˚F) your system from the cold by first generates water flow through this time.
or Celsius (˚C). Press Prog. key a turning pumps on several times the heater housing and the
ninth time. The display will show a day to prevent water from plumbing, in order to ensure
either ˚F or ˚C. freezing in pipes. accurate water temperature
Use Up or Down key to change readings as well as avoiding heater
setting. activation in dry conditions.
Press Prog. key once more to go After verifying pump activation
back to normal mode. and taking a water temperature
reading if required, the system
Note: "F" will be displayed in in.xe automatically turns the heater
Spa Packs. on to reach and maintain water
temperature at Set Point.
Troubleshooting section
in.xe error codes Description
An internal hardware error has been detected.
Note the error message and contact dealer or service supplier for
Tech Support.
Temperature inside the spa skirt is too high, causing the internal
temperature in the Spa Pack to increase above normal limits.
Open skirt and wait until error clears. If error persist, note the error message
and contact dealer or service supplier for Tech Support.
The water temperature in the spa has reached 108°F (42°C).
Do not enter the water!
Remove the spa cover and allow the water to cool down to a lower
temperature. If problem persists, Note the error message and contact dealer
or service supplier for Tech Support.
The system has shut the heater down because the temperature
at the heater has reached 119°F (48°C). Do not enter the water!
Remove the spa cover and allow the water to cool down, then shut power off
and power your spa up again to reset the system. If problem persists, note the
error message and contact dealer or service supplier for Tech Support.
The system does not detect any water flow while the primary pump
is running.
Check and open water valves. Check for water level. Clean filter. If the problem
persists, call your dealer or service supplier.
A problem is detected with the temperature probe.
Note the error message and contact dealer or service supplier for
Tech Support.
9919-100787
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920-925-3094