Heater is Dry* – M027
There is not enough water in the heater to start it. The spa is shut down. Aer the problem has been resolved, you must press any
buon to reset and restart heater start up. See “Flow Related Checks” below.
Heater is too Hot (OHH)* – M030
One of the water temp sensors has detected 118°f (47.8°C) in the heater and the spa is shut down. You must clear the message
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, sucon ow restricons, closed valves, trapped air, too many closed jets and pump prime. On some
systems, even when spa is shut down by an error condion, some equipment may occasionally turn on to connue monitoring
temperature or if freeze protecon is needed.
Sensor-Related
Sensors Balance is Poor – M015
The temperature sensors MAY be out of sync by 2°F or 3°F. Call for Service.
Sensors Balance is Poor* – M026
The temperature sensors ARE out of sync. The fault above has been established for at least 1 hour. Call for Service.
Sensor A Fault, Sensor B Fault – Sensor A: M031, Sensor B: M032
A temperature sensor or sensor circuit has failed. Call for Service.
Miscellaneous Messages
Communicaons error
The control panel is not receiving communicaon from the System. Call for Service.
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