Page 21
Bullfrog Spas Owner’s Manual
“
SENSOR A SERVICE REQ’D
”
on Display:
Spa
is shut down. The sensor that is plugged into the
Sensor “A” jack is not working.
Action Required:
If the problem persists, contact your
authorized Bullfrog Portable Spa Dealer. (May appear
temporarily in an overheat situation and disappear
when the heater cools.)
“
SENSOR B SERVICE REQ’D
”
on Display:
Spa
is shut down. The sensor that is plugged into the
Sensor “B” jack is not working.
Action Required:
If the problem persists, contact your
authorized Bullfrog Portable Spa Dealer. (May appear
temporarily in an overheat situation and disappear
when the heater cools.)
“
SENSOR SYNC
”
on Display:
Sensors are out of
balance. If by itself, it may just be a temporary condi-
tion. If it also says “
SERVICE REQ’D
”, spa is shut down.
Action Required:
If the problem persists, contact your
authorized Bullfrog Portable Spa Dealer.
“
HTR FLOW LOW
”
on Display:
A substantial
difference between the temperature sensors was de-
tected. This could indicate a flow problem.
Action Required:
Check water level in spa. Refill if
necessary. If the water level is okay, make sure the
pumps have been primed. If problem persists, contact
your authorized Bullfrog Portable Spa Dealer.
“
LOW FLOW
”
on Display:
Persistent low flow
problems. (Occurs on the third occurrence of the “
HTR
FLOW LOW
” message.) Heater is shut down, but other
spa functions continue to run normally.
Action Required:
Follow action required for “
HTR
FLOW LOW
” message. Turn spa off then back on again
to restore heating capability.
“
HEATER MAY BE DRY—WILL RETEST
SHORTLY
”
on Display:
Inadequate water detected
in heater.
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.
“
HEATER DRY SERVICE REQ’D
”
on Display:
Inadequate water detected in heater. (Displays on third
occurrence of “
HEATER MAY BE DRY—WILL RETEST
SHORTLY
” message.) Spa is shut down.
Action Required:
Follow action required for “
HEATER
MAY BE DRY—WILL RETEST SHORTLY
” message. Spa
will not automatically reset; you may press any button
to reset.
“
COLD WATER
”
on Display:
“Cold Water” - Tem-
perature sensors detect a potential freeze condition.
