Hot Tub User Manual
2011 Genesis Portable Spa
LTR20111058, Rev. B
Operating Your Spa
www.c a l s p a s.c o m
11
Diagnostic Messages
Message Meaning Action Required
No message 
on display
1) Spa temperature is unknown. 1) After pump has been running for 2 minutes tem-
perature will be displayed.
2) Spa is in Economy or Sleep 
mode.
2) In Economy or Sleep mode, the pump may be off 
for hours outside a lter cycle. If you wish to see the 
current spa temperature, either switch to Standard 
mode or turn Jets1 on for at least two minutes.
3) Power has been cut off to the 
spa.
3) The control panel will be disabled until power re-
turns. Spa settings and time of day will be preserved 
for 30 days with a battery back-up.
dr Insufcient water detected in 
heater. Spa will be shut down for 
15 minutes.
Check water level in spa. Rell if necessary. Make 
sure pumps are been primed and lter cartridges are 
clean. Press any button to reset or wait 15 minutes 
and spa will automatically reset. If message spa does 
not reset, call your dealer or service organization.
drY Insufcient water detected in 
heater. Spa is shut down.
(Displays on third occurrence of dr 
message.)
Follow directions for dr message and press any button 
to reset spa. Spa will not automatically reset when dry 
or dY is displayed.
Ec Indicates heater is in Economy 
Mode.
None.
-- Temperature unknown After the pump has been running for two minutes, the 
temperature will be displayed.
HFL A difference in readings between 
temperature sensors has been 
detected indicating a possible water 
ow problem. 
Make sure spa is lled to proper level and that pumps 
are primed and lter cartridges are clean. If message 
does not reset, call your dealer or service organiza-
tion.
ICE Potential freeze condition detected. No action required. The pumps and the blower will 
automatically activate regardless of spa status.
LF Persistent low ow problems. 
Heater is shut down, but other spa 
functions continue to run normally. 
Displays on the fth occurrence of 
the HL or HFL message within 24 
hours.
Follow action required for HL or HFL message. Heat-
ing capacity of the spa will not reset automatically. 
Press any button to reset.
OHS Overheat protection. The spa has 
shut down. One of the sensors 
has detected that the spa water is 
110°F.
DO NOT ENTER THE WATER. Remove the spa cover 
and allow water to cool. At 107°F, the spa should 
automatically reset. If spa does not reset, shut off 
the power to the spa and call your dealer or service 
organization.










