8
Or Pressing the
“
”
or
“
ON/OFF
”
key can stop preheating.
***Notice***
i.
When setting temperature is lower than or equal with water temperature
，
Even the Preheating is on, but the circulation PUMP and HEATER are not
working
。
ii.
When the HEATER is
“
I
”
type frame
，
The power of circulation PUMP must
reach 750W
。
Otherwise the heater won
’t work due to not enough water
pressure to drive pressure switch.
iii.
Conditions meet the above
“
2
”
，
and the HEATER is still not working
，
Please
short the line of water pressure switch
。
7
、
Circulation-cleaning
：
When the current time is as same as the presetting time, the preset is
“
”
and the tub is filled with
water, the circulation cleaning will start, the circulation pump works at the same.. The LCD shows the countdown
time. All the surfing pumps and blower will work for 30 seconds at every 30 minutes. The Ozone works at every
15 minutes
.
During the preheating, the Circulation cleaning will be turned off automatically once the preset time is
finished. or Pressing the
“
”
key can stop directly.
8
、
Operation to Power ON/ OFF
Pressing the key
“
”
from “power-off” status to enter the “power-on” status. To pressing the
in the
status of “power-on” to enter the “power-off” status. The LCD screen shows the on or off. See following Fig.9-10
AM
OFF
AM
OFF
Fig.9
：
OFF
Fig.10
：
ON
9
、
Temperature setting
：
Under the status of
“
Power-on
”
can setting temperature.
It will add 1 centigrade by press
“
”
each time
，
the
temperature will be added continually till reach 45 centigrade(113 Fahrenheit ) by
press
“
”
without
stop. Press
“
”
again
，
and the
temperature is show
15
℃(59 Fahrenheit)。
The range of adjustment is
：
15~45
℃(59~113 Fahrenheit)。
10
、
Operation Radio & CD
：
Summary of Contents for SPA-520
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