HeatCool Warm Jets 1 Jets 2 Blower Light ModeML550 User Guide EL/GL Series - Mach 3Note regarding EL and GL systems: Mach 3 EL and GL systems funct
Page 8Periodic Reminder Messages (Press the “Mode” button to reset a displayed reminder.*)Message ** Frequency *** Action RequiredEvery 7 days Test an
Page 9Jets 3, Jets 4 (optional on some systems)Press the “Jets 3” button once to turn pump 3 on or off, and to shift between low and high speeds if
P/N 40569-99_A 01/31/2006Warning! Shock Hazard! No User Serviceable Parts.Do not attempt service of this control system. Contact your dealer or serv
EL/GL SERIES (Mach 3) CONTROL WITH ML550 PANELThe ML550 panel can be used with the EL8000, EL5000, EL2000 and EL1000 systems. This user guide lists al
Temp Set (80°F - 104°F / 26.0°C - 40.0°C)The last measured temperature is constantly displayed on the LCD.Note that the last measured spa temperature
Preset Filter CyclesOn all systems, the pump and the ozone generator will run during filtration. At the start of each filter cycle, the blower will ru
Displaying Information About Your SpaThere are several pieces of information about your spa that can be called up from the panel, but are only needed
Page 5GFCI ProtectionYour spa may be equipped with a GFCI Protection feature. If your spa does have this feature enabled, the GFCI Trip Test must occu
Diagnostic MessagesMessage MeaningNo message on display.Power has been cut off to the spa.“Overheat” - The spa has shut down.1 On some systems, an ala
Diagnostic Messages (continued)Message MeaningTemperature unknown.Temperature not current in Economy or Sleep mode.Standby Mode has been activated by
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