NTSA3/9 171130
Intelligent self-diagnose function
Please check the following hint message for quick trouble shooting.
Room temperature is lower than 6
℃（
43
℉）：
displays “
－
L
”.
Room temperature exceeds 105
℃
(221
℉
):
Displays“
－
H
”. Sauna heater will not heat
any more. Restore to normal state automatically after room temperature falls back to
normal range.
Communication error
：
displays“
EE
”. Bad connection between panel and mainboard
，
sauna heater will not heat any more. Error message disappears if connections restores. If
the system cannot restore automatically after several minutes, please turn off sauna
heater and cut off power supply, then check the control cable and connector between
control panel and mainboard.
Temperature sensor error
：
displays “
SE”.
The temperature sensor RT is either broken or
shorted, heater stop working. Error message disappears automatically once temperature
sensor is working properly. If the system cannot restore automatically after several
minutes, please turn off sauna heater and cut off power supply, then check the cable and
connector of the temperature sensor box, or replace sensor box.
NOTES:
When abnormal high temperature inside the sauna heater or the sauna room
temperature exceeds 120
℃
(248
℉
), the
heating elements
are cut off by the manual reset
thermostat KT2 or the temperature limiting thermostat (KT1) control equipment, sauna heater
stop heating under this hazard circumstance, please check the “
VENTILATION”
section or
KT1 and heating elements relays carefully, the manual reset KT1 or KT2 can only be manually
reset after temperature falls back to normal range and turn off power supply, then restart the
sauna heater as well.
If the manually resettable temperature-limiting control trips
frequently, a qualified serviceman should be contacted.
SECTION 17: TROUBLESHOOTING
INSTALLATION AND OPERATING INSTRUCTIONS
Page 19
