System-Related
Memory Failure—Checksum Error* – M022
At Power-Up, the system has failed the Program Checksum Test. This indicates a problem with the firmware (operaon program)
and requires a service call.
Memory Warning—Persistent Memory Reset (Persistent Memory Error)* – M021
Contact your dealer or service organizaon if this message appears on more than one power-up.
Memory Failure—Clock Error* – M020
Contact your dealer or service organizaon.
Configuraon Error (Spa will not Start Up)
Contact your dealer or service organizaon.
The GFCI Failure (System Could Not Test the GFCI) – M036
(North America Only) May indicate an unsafe installaon. Contact your dealer or service organizaon.
A Pump Appears to be Stuck ON – M034
Water may be overheated. POWER DOWN THE SPA. DO NOT ENTER THE WATER. Contact your dealer or service organizaon.
Hot Fault – M035
A Pump Appears to have been Stuck ON when spa was last powered. POWER DOWN THE SPA. DO NOT ENTER THE WATER. Contact
your dealer or service organizaon.
Reminder
General maintenance helps.
Reminder Messages can be suppressed by using the Preferences Menu. Press a temp buon to reset a reminder message.
Clean the filter
May appear on a regular schedule, i.e. every 30 days. Clean the filter cartridge as instructed in the owner’s manual.
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