Switch system back
to Auto and
o to the
Controller. Turn on
the pool filtration
pump and enable the
pool heater; is the red
LED on above the
pool heater button?
From the
reen 10 pin
terminal bar of the
AquaLink RS Bezel,
remove, and twist
to
ether the two heater
wires; does the heater
fire?
Remove water temperature sensor
wires and check its resistance (see
Resistance Chart on Pa
e 9). Is
resistance within specification?
Disconnect the battery, turn off,
then on power to the system.
Recheck the heater. If the heater
still doesn't fire, the Power Center
or Controller PCB may be
dama
ed. Replace the Power
Center PCB first.
Sporadic operation can be traced
to one or more loose connections,
includin
those within the heater;
check all connections.
Reset the thermostat
hi
her than the water
temperature and retest
system.
No
Replace Water
Temperature Sensor.
Either the wires to the heater
are not connected properly or
the problem is actually in the
heater.
Press the menu button,
scroll to TEMP SETTINGS
and check the pool thermostat
settin
. Is the pool thermostat
set hi
her than the water
temperature?
Replace the Power
Center PCB.
Either the Power Center PCB or
Controller PCB is dama
ed;
replace the Power Center PCB
first.
No
Yes
No
Does the LED
above the heater
button turn on?
Yes
No
Yes
Yes
Yes
No
Heater
doesn't fire.
Go to the
Power
Center;
Switch from
Auto to
Service; turn
on the filter
pump and
heater. Does
the heater
fire?
No
Yes
No
Yes
Replace the Power
Center PCB.
AquaLink
®
RS Troubleshooting
Heater Doesnt Fire. . .
20
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