Sn Sensors are out of If the problem persists,
balance. If alternating contact your dealer or service
with spa temp, it may organization.
just be a temporary
condition. If flashing by
itself, spa is shut down.
HL A significant difference Check water level in spa.
between temperature Refill if necessary. If the water
sensors has been level is okay, make sure the
detected. This could pump(s) have been primed.
indicate a flow problem.
LF Persistent low flow Follow action required for “HL”
problems. (Displays
on the fifth occurrence of
HL message within 24 hrs.)
Heater is shut down, but
other spa functions continue
to run normally.
dr Possible inadequate Check water level in spa. If
water, poor flow or water level is okay, make sure
air bubbles detected pump(s) have been primed.
in the heater. Spa Press any button to reset or this
is shut down for 15 message will automatically reset
minutes. within 15 minutes.
dy Inadequate water Follow action required for “dr”
detected in heater. message.
(Displays on third
occurrence of “dr”
message.) Spa is shut
down.
WARNING! / Shock Hazar
d! / No User Ser
viceable Par
ts.
Do not attempt service of this control. Contact your spa
retailer or service organization for assistance. Installation
and/or service must be performed by a licensed electrician
and all grounding connections must be properly installed.
13
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