Emerald Spa Lite Leader Owner's Manual page 54

Spas equipped with
DS-2 & DS-4
Power Systems
[continued]
Problems
Fault Indicators ILOC: The spa is disabled in a standby mode. This
(continued). mode is typically used to clean the spa filter. To reset
press any button.
COOL: Temperature set back. If spa water is more than
20
will automatically activate to provide freeze protection.
This is a normal function; no corrective action is neces-
sary.
SN1: Open sensor (spa is deactivated). The high-limit
temperature sensor is not working. This must be
repaired by a dealer or service organization.
SN3: Open sensor (spa is deactivated). The water
sensor is not working. This also must be repaired by a
dealer or service organization.
Pd: (Only an indicator to DS-4 systems). Battery
backup. Power has been cut off to the spa, and it is
using its battery backup to preserve its settings (for
short interruptions). The control panel will be disabled
until power returns to the unit.
Econ: (Only an indicator to DS-2 systems). Designates
that the spa is in economy mode. The message is
flashed alternately with the current spa temperature
and COOL until the spa water is 15
set temperature.
Things to Check
o F cooler than the temperature set point, the heater
53
Troubleshooting
o
F cooler than the