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Page 14 2009 Portable Spa Owner’s Manual
LTR20091001, Rev. A
Operating Your Spa
LF This will display on the 5th occurrence of the “HL” message in 24 hours indicating a persistent ow
problem. The heater will be shut down but other functions will continue to operate. Follow “HL”
message actions then press any button to reset.
dr Insufcient water ow through the heater has been detected. Spa will be shut down for 15 minutes.
Check water level and ll spa if water level is low. Make sure pumps are primed (water is owing)
and lter cartridges are clean. Press any button to reset or wait 15 minutes and spa will automatically
reset. If message does not reset, call your dealer or service organization.
dY Insufcient water level detected in heater. This will display on the 3rd occurrence of “dr” message.
Follow directions for “dr” message and press any button to reset spa. Spa will not automatically
reset when “dY” is displayed.
Sf Safety Suction System (Spa is shut down). The display will show “Sf” as soon as the vacuum switch
closes. All functions will turn off and the system will be disabled until a panel button is pressed.
ST Indicates heater is in standard mode
Ec Indicates heater is in economy mode
SL Indicates heater is in sleep mode