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HEATER-RELATED MESSAGES
During the warmer month it is recommended to change the filter cycle
duration to keep the spa overheating with the high ambient temperature.
The water flow is low – M016
There may not be enough water flow through the heater to carry the heat
away from the heating elements. Heater start up will begin again after
about 1 minute.
Flow-Related Checks
Check for low water level, suction flow restriction (filters) closed valves or
trapped air.
The water flow has failed* – M017
There is not enough water flow through the heater to carry the heat away
from the heating element and the heater has been disabled. After the
flow problem has been resolved you must press any button to reset and
begin the heater start up.
Flow-Related Checks
Check for low water level, suction flow restriction (filters) closed valved, or
trapped air.
The heater may be dry* – M028
Possible dry heater or not enough water in the heater to start it. The spa
is shut down for 15 minutes. Press any button to reset the heater start-
up.
Flow-Related Checks
Check for low water level, suction flow restriction (filters) closed valved, or
trapped air.
The heater is dry* – M027
There is not enough water in the heater to start it. The spa is shut down.
After the problem has been resolved, you must clear the message to
restart the heater.
