7
***
Notice
***
1
、
all the setting steps of preheating must be operated on the “off” status, and the
LCD displays
“
---
”
.
2
、
Please note that if the screen shows "on" or "off". If the screen showing "on"
signal, indicates preheating function is on. , when the time reach to the set time
of preheating, the heater will work automatically. If the screen show "off"
signal, indicates preheating setting is not successfully, the heater won’t start at
anytime, please reset the preheating program
.
3
、
During the whole setting process, the circulation pump and heater are not
working.
6
、
Preheating working status
：
When time reach the set time of preheating program, and the “ON” signal of preheating is displaying on the
screen, meanwhile, the tub is filled with enough water. The preheating program will be startup automation, the
heater beginning to heat and the circulation pump will be working at the same time. The screen is showing the
countdown of preheating.
Once the temperature reach to the setting degrees, the heater will stop heating automatically. Once the
temperature is below the setting degrees, the heater will begin to heat automatically. As soon as the countdown
time is finished, the preheating program will shut down, and heater stop working automatically.
During the preheating process, to press the
“
HEAT
”
key or
“
ON/OFF
”
key to quit out the preheating
program, turn off the heater.
7
、
Circulation-cleaning working status:
On the “off” status, when time reach the set time of circulation-cleaning, and the “
”signal of circulation
cleaning is displaying on the screen, meanwhile, the tub is filled with enough water. The circulation-cleaning
program will be start-up automatically, the circulation pump and ozonizer will begin to work at the same time. The
screen is showing the countdown of circulation-cleaning.
The working time of ozonier is: works for 15 minutes and stop for one hour and 45 minutes, and then begin to
works for 15 minutes and stop for one hour and 45 minutes. This working status will last till the
circulation-cleaning time is finished.
As soon as the countdown time of is finished, the circulation-cleaning program will shut down automatically.
During the circulation-cleaning process, to press the
“
ON/OFF
”
key to shut down the circulation-cleaning
program, the circulation pump will be off automatically.
***
Notice
***
1, if the setting temperature is lower than or equal with water temperature in the tub
，
Even the Preheating program is on, the circulation pump and heater won’t be working.
2, For the “I” type heater, the circulation pump must be or more than 1HP, otherwise
there is no enough water pressure in the heater tube to push on the valve of water
pressure sensor, so the heater can’t start to work.(there is a water pressure sensor in
the heater tube).
