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23
HL
A significant difference
Check water level in spa. Refill if
temperature sensors
necessary. If the water level is okay, make
has been detected.
sure the pumps have been primed. If
this could indicate a
problem persists, contact your dealer or
flow problem.
service organization.
LF
Persistent low flow
Follow action required for “HL” message.
problems. (Display on the
Turn spa off, then back to restore heating
fifth occurrence of “HL”
capability.
message.) Heater is shut
down, but other spa functions
continue to run normally.
dr
Possible inadequate water,
Check for dirty filers. Check water level in
poor flow, or air bubbles
spa. Refill if necessary. If water level is
in the heater. Spa is shut
okay, make sure the pumps have been
down for 15 minutes.
primed. Press any button to reset, or this
message will automatically reset within 15
minutes.
If problem persists, contact your
dealer or service organization.
dy
Inadequate water detected
Follow action required for “dr” message.
in heater. (Displays on
Spa will not automatically reset.
third occurrence or
Press any button to reset.
“dr” message)
Spa is shut down.
