| SYMPTOM |
POSSIBLE
CAUSE |
ACTION |
1. No Heat
(Tub not going to set temp.) |
Clogged filter |
Clean/Replace filter |
| Knife valves not fully
open |
Open knife valves |
| Pressure switch out of
calibration |
Adjust pressure switch |
| Faulty Pressure Switch |
Replace pressure switch |
| Air leak at pump suction
line |
Tighten pump union |
| Heating element corroded |
Replace element |
| Tub in freeze protect mode |
Heat water above 50F/10C |
| Faulty control panel |
Replace panel |
| 2.'FLO' Error
message |
Pressure switch out of calibration |
Adjust pressure switch |
| Faulty pressure switch |
Replace pressure switch |
3. Poor jet
pressure
No air to jets |
Individual jets off |
Turn on (counterclockwise) |
| Individual jets not tight
in housing |
Ensure all jets are tight |
| Knife valves not fully
open |
Open knife valves |
| Air leak at pump suction
line |
Tighten pump union |
| Damaged jet o-rings |
PH too low. Replace
damaged o-rings |
| Impeller separated from
shaft |
Replace pump |
4. Tub water too
hot
High limit tripped
OH or SN reading |
Temperature sensor not bottomed out in well |
Push sensor in further |
| Tub water too hot from
ambient heat of pump |
Shorten filter cycles |
| Faulty circuit board |
Replace board |
| Faulty control panel |
Replace panel |
| Faulty sensor |
Replace sensor set |
| Ambient temperature high |
Open equipment door |
| 5. GFI tripping |
Improper installation, size wire, or faulty
GFI |
Rewire to electrical specs |
| Wet equipment |
Dry equipment |
| Ground fault in heater
(dry operation or corrosion) |
Replace heater |
| Faulty GFI |
Electrician to replace GFI |
| 6. Functions not
working |
GFI tripping |
GFI-off-wait 10 min.-on |
| Panel is locked (800 or
Titanium series) |
Unlock panel |
| Faulty control panel |
Replace panel |
| Faulty circuit board |
Replace board |
|
7. Temperature fluctuating
(More than 2-3 degrees F)
|
Temperature sensor not bottomed out in well |
Push sensor in further |
| Sensor well exposed |
Insulate sensor well |
| Faulty sensors |
Replace sensor set set |
| 8. Individual
jets won't turn off |
Jets sticky / dry |
Clean & relubricate |
| Debris jammed inside of
jet |
Clean internal |
| 9. Pump not
operating correctly |
Air lock on start up |
Purge air out of pump |
| Stealth or Silent Flow -
purge valve open |
Close purge valve |
| Pump suctions plugged |
Clean suction |
| Burnt out fuse |
Replace fuse |
| Pump thermal over load |
Adjust door venting |
| Hi-Lo
reversed............... |
Reverse Hi-Lo wires on
pump |
| Pump cord |
Replace cord |
| Faulty pump |
Replace pump |
| Faulty control panel |
Replace panel |
| 10. No digital
read out |
Control panel unplugged or loose |
Plug in panel |
| Burnt out fuse |
Replace fuse |
| Faulty control panel |
Replace panel |
| Faulty circuit board |
Replace board |
| 11. Light doesn't
turn on / off |
Faulty bulb |
Replace bulb |
| Faulty control panel |
Replace panel |
| Faulty circuit board |
Replace board |
| 12. Ozone not
working |
Debris inside line |
Clean line |
| Faulty ozonator |
Replace ozonator |
| 13. Water loss or
wet spot |
Water level to high |
Lower water level |
| Jet not tight in housing |
Check and tighten all jets |
| Loose plumbing connection |
Tighten unions |
| Faulty pump seal |
Replace seal |
| 14. Tub making
strange noises |
Pump cavitates/air lock |
Purge air out of pump |
| Pump is loud |
Adjust base securing
screws |
| Loose heater box |
Adjust securing screws |
| 15. Cover seams
coming apart |
PH too low - Acidic water |
Raise PH to 7.5 |
| Sanitizer too high -
Corrosive |
Lower sanitation level |
| Cover lifter straining
center seam |
Reinforce center seam |
| Cover is a water logged |
Replace foam insert |
| 16.
Pillows/filter cover fading |
PH too low - Acidic water |
Raise PH to 7.5 |
| Sanitizer too high -
corrosive |
Lower sanitation level |
