Troubleshooting guide

73
Heater is too Hot (OHH)*
One of the water temp sensors has detected 118°f (47.8°C) in the heater and the spa is shut down. You must press any button to reset when water is below
108°f (42.2°C). See “Flow Related Checks” below.
A Reset Message may Appear with other Messages.
Some errors may require power to be removed and restored.
Flow-Related Checks
Check for low water level, suction ow restrictions, closed valves, trapped air, too many closed jets and pump prime.
On some systems even when spa is shut down, some equipment may occasionally turn on to continue monitoring temperature or if freeze protection is needed.
* is message can be reset from the topside panel with any button press.
Heater-Related Messages
Heater Flow is Reduced (HFL)
There may not be enough water fl ow through the heater to carry the heat away from the heating element. Heater start up
will begin again after about 1 min. See “Flow Related Checks” below.
Heater Flow is Reduced (LF)*
There is not enough water fl ow through the heater to carry the heat away from the heating element and the heater has
been disabled. See “Flow Related Checks” below. After the problem has been resolved, you must press any button to reset
and begin heater start up.
Heater may be Dry (dr)*
Possible dry heater, or not enough water in the heater to start it. The spa is shut down for 15 min. Press any button to
reset the heater start-up. See “Flow Related Checks” below.
Heater is Dry*
There is not enough water in the heater to start it. The spa is shut down. After the problem has been resolved, you must
press any button to reset and restart heater start up. See “Flow Related Checks” below.
Heater is too Hot (OHH)*
One of the water temp sensors has detected 118°f (47.8°C) in the heater and the spa is shut down. You must press any
button to reset when water is below 108°f (42.2°C). See “Flow Related Checks” below.
A Reset Message may Appear with other Messages.
Some errors may require power to be removed and restored.
Flow-Related Checks
Check for low water level, suction fl ow restrictions, closed valves, trapped air, too many closed jets and pump prime.
On some systems even when spa is shut down, some equipment may occasionally
turn on to continue monitoring temperature or if freeze protection is needed.
* This message can be reset from the topside panel with any button press.
Heater-Related Messages
Heater Flow is Reduced (HFL)
There may not be enough water fl ow through the heater to carry the heat away from the heating element. Heater start up
will begin again after about 1 min. See “Flow Related Checks” below.
Heater Flow is Reduced (LF)*
There is not enough water fl ow through the heater to carry the heat away from the heating element and the heater has
been disabled. See “Flow Related Checks” below. After the problem has been resolved, you must press any button to reset
and begin heater start up.
Heater may be Dry (dr)*
Possible dry heater, or not enough water in the heater to start it. The spa is shut down for 15 min. Press any button to
reset the heater start-up. See “Flow Related Checks” below.
Heater is Dry*
There is not enough water in the heater to start it. The spa is shut down. After the problem has been resolved, you must
press any button to reset and restart heater start up. See “Flow Related Checks” below.
Heater is too Hot (OHH)*
One of the water temp sensors has detected 118°f (47.8°C) in the heater and the spa is shut down. You must press any
button to reset when water is below 108°f (42.2°C). See “Flow Related Checks” below.
A Reset Message may Appear with other Messages.
Some errors may require power to be removed and restored.
Flow-Related Checks
Check for low water level, suction fl ow restrictions, closed valves, trapped air, too many closed jets and pump prime.
On some systems even when spa is shut down, some equipment may occasionally
turn on to continue monitoring temperature or if freeze protection is needed.
* This message can be reset from the topside panel with any button press.