Diagnostic Messages - Nordic IMPULSE Owner's Manual

MESSAGE MEANING
1 Pump 2 Pump
No message on display.
Power has been cut off to the spa.
Temperature unknown.
"Overheat – The spa has shut down"
One of the sensors has detected 118ºF /
47.8ºC at the heater.
"Overheat – The spa has shut down"
One of the sensors has detected that the spa
water is 110ºF / 43.5ºC.
Spa is shut down.* The sensor that is plugged
into the sensor "A" jack is not working
Spa is shut down.* The sensor that is plugged
into the sensor "B" jack is not working
Sensors are out of balance. If alternating with
spa temperature, it may just be a temporary
condition. If flashing by itself, spa is shut
down.*
A significant difference between temperature
sensors has been detected. This could indicate
a flow problem.
Persistent low flow problems. )Displays on the
fifth occurrence of message within 24 hours.)
heater is shut down, but other spa functions
continue to run normally.
Possible inadequate water, poor flow, or air
bubbles detected in the heater. Spa is shut
down for 15 minutes.
Inadequate water detected in heater. (displays
on third occurrence of message.) Spa is shut
down.
"Ice" – Potential freeze condition detected.

DIAGNOSTIC MESSAGES

ACTION
The control panel will be displayed until power returns. Spa settings will be
preserved until next power up.
After the pump has been running for two minutes, the current water
temperature will be displayed
DO NOT ENTER THE WATER. Remove the spa cover and allow water to cool. Once
the heater was cooled, reset by pushing any button. If spa does not reset, shut
off the power to the spa and call your dealer or service organization.
DO NOT ENTER THE WATER. Remove the spa cover and allow water to cool to
107ºF / 41.7ºC. the spa should reset. If spa does not reset, shut off the power to
the spa and call your dealer or service organization.
If the problem persists, contact your dealer or service organization.(May appear
temporarily in an overheat condition.)
If the problem persists, contact your dealer or service organization.(May appear
temporarily in an overheat condition.)
If the problem persists, contact your dealer or service organization.
If the water level is normal, make sure all pumps have been primed. If the
problem persists, contact your dealer or service organization.
Follow action required for message. Heating capability of the spa will not reset
automatically, you may press any button to reset.
If water level is normal, make sure all pumps have been primed. Press any
button to reset. This message will reset within 15 minutes. If problem persists
contact your dealer or service organization.
Follow action required for message. Spa will not reset automatically reset. Press
any button to reset manually.
No action required. All equipment will automatically activate regardless of spa
status. The equipment stays on 4 minutes after the sensors detect that the spa
temperature has risen to 45ºF / 7.2ºC or higher. An optional freeze sensor may
be added to protect against extraordinary freeze conditions. Auxiliary freeze
sensor protection is advisable in colder climates. See your dealer for details.
REQUIRED
NORDIC HOT TUBS
17
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