3
3
、
Ozone, Spa lights.
4
、
CD audio-input / Display of radio frequency and preserve 10 channels
5
、
Volume display and 87 frequency adjustment
6
、
Circulation cleaning and time set of circulation cleaning
7
、
24 hours display and time set
8
、
Memory preserve once power off
9
、
Fahrenheit & Celsius degree switch
10
、
Antifreezing functions
11
、
Keys with backlight
12
、
Lock setting
13
、
Three-phase or single-phase, available
of 110-120VAC or 220-240VAC
14
、
Choice with “CD” function,
offering a AC supply for circumscribing DVD or TV
15
、
Choice with power control
16
、
Choice with galvanoscope device
III
、
Operation
Fig.3
：
Temperature Normal Display
Fig.4
：
Senor on/short circuit display
1
、
When you first start the spa, the backlight will be dimmed and the LCD will show the current time and
temperature. If there is a problem with the circuit board the controller will display
the code “E1”. When
the radio frequency is displayed as
“
---
”
it indicates that the spa is in
“
power off
”
model, and
pre-heating and circulation cleaning function is off.
2
、
Lock memory Mode
(optional function)
：
The memory lock will start work by pressing
“
MEM
”
key
in the status of
“
power off
”
when the
spa has not been adjusted for a period of 30 minutes. When the memory locked key is pressed TWICE
“
MEM
”
the spa will become
unlocked and the word
“
LOCKED
”
will disappear.
3
、
Adjusting Time
：
In the
status “Power off
”
and the pre-heating and circulation cleaning are not starting. Pressing
“
MIN
”
or
“
HOUR
”
adjust time . The Minute and Hour display flash at this time. It will add 1 hour when
pressing
“
HOUR
”
each time and the hours can be adjusted continually when pressing the
“
HOUR
”
without stopping. The hour adjustment range is
0-23.
In the status of time setting It will add 1 minute when pressing
“
MIN
”
each time and the minutes
Summary of Contents for SPA-520
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