DOWN EAST (3 -4 PUMP SYSTEMS)
Diagnostic Messages
51
DO NOT DIVE.
Message
Meaning
Possible inadequate water,
poor flow, or air bubbles
are detected in the heater.
Spa is shut down for 15
minutes.
Inadequate water detected
in heater. (Displays on third
occurrence of "dr"
message.) Spa is shut
down.
Action Required
Check water level in spa. Refill if necessary. If the water
level is okay, make sure the pumps have been primed. Press
any button to reset, or this message will automatically reset
within 15 minutes. If problem persists, contact your dealer
or service provider.
Follow action required for “dr” message. Spa will not
automatically reset; you may press any button to reset.
Warning! Shock Hazard! No User Serviceable Parts.
Do not attempt service of this control system. Contact your
dealer or service organization for assistance. Follow all owner’s manual power connection instructions. Installation must be performed
by a licensed electrician and all grounding connections must be properly installed.