24
Onzen Technical Guide
1.15 A
rc
ti
c Sp
as Onze
n Mai
nte
nan
ce Sc
he
dule
The fo
llo
w
in
g t
ab
le outl
ine
s the t
yp
ical w
at
er m
ain
te
na
nc
e pr
ogr
am r
equir
ed for a
n A
rct
ic S
pa fitt
ed w
ith Onz
en
.
To he
lp e
ns
ur
e che
mical
s d
iss
olv
e a
ppr
opr
ia
te
ly it i
s g
ood pr
act
ic
e t
o fir
st mi
x/d
iss
olv
e the che
mical in a
n unc
on
ta
min
at
ed c
on
taine
r of hot w
at
er befor
e ca
ref
ul
ly
add
in
g t
o the sp
a w
at
er
.
It
em
Fr
eque
nc
y
M
ai
nt
en
anc
e T
as
k
Tar
get
R
an
ge
M
ain
te
na
nc
e A
ctio
n t
o A
djus
t/C
or
re
ct
TA
We
ek
ly
C
he
ck the T
ot
al A
lk
al
init
y t
o e
ns
ur
e it i
s in
the t
ar
ge
t r
an
ge
.
80 – 100 pp
m
Lo
w
TA
- C
an be r
ai
se
d b
y a
dd
in
g
A
rctic Pur
e, P
er
fe
ct B
al
an
ce
to sp
a w
at
er
.
H
ig
h TA
- C
an be lo
w
er
ed b
y a
dd
in
g
A
rctic Pur
e, A
djus
t D
ow
n t
o sp
a w
at
er
.
pH
W
ee
kly
C
he
ck the P
ot
en
tial H
ydr
og
en t
o e
ns
ur
e it i
s
in the t
ar
ge
t r
an
ge
.
7.2 – 7.6 pp
m
Salt s
ys
te
m
s n
atur
al
ly dr
iv
e p
H le
ve
ls t
o incr
eas
e, s
tr
iv
e t
o a
chie
ve a L
ow p
H le
ve
l 7.2. p
H
m
us
t not exc
ee
d 7.6.
Lo
w
pH
- C
an be r
ai
se
d b
y a
dd
in
g
A
rctic Pur
e, A
djus
t U
p t
o the sp
a w
at
er
.
Hi
gh
p
H
- C
an be lo
w
er
ed b
y a
dd
in
g
A
rctic Pur
e, A
djus
t D
ow
n t
o sp
a w
at
er
.
FCL
W
ee
kly
(& befor
e e
ach
us
e)
C
he
ck the F
re
e C
hlor
ine L
ev
el t
o e
ns
ur
e it i
s
in the t
ar
ge
t r
an
ge
.
Ad
jus
t the chlor
ine le
ve
ls usin
g “Boos
t”
gr
an
ul
ar chlor
ine
, a
fte
r he
av
y us
e or i
f the
Onz
en Out
put i
s t
oo lo
w.
1 – 3 pp
m
Lo
w FC
L - C
an be r
ai
se
d b
y a
dd
in
g A
rct
ic P
ur
e, Boos
t a
nd or tur
nin
g Onz
en
C
ycle Dur
at
ion (
C
hlor
ine P
roduct
ion
On
) L
ev
el u
p.
H
igh
F
CL
- C
an be lo
w
er
ed b
y:
• N
atur
al ca
us
e o
ve
r a fe
w d
ays
.
• T
ur
nin
g Onz
en C
ycle Dur
at
ion (
C
hlor
ine P
roduct
ion
On
) do
w
n.
• Add
in
g
A
rctic Pur
e, X
-it
.
The a
bo
ve i
s de
pe
nde
nt on F
C
L le
ve
l, sp
a us
ag
e a
nd b
athe
r lo
ad
.
OR
P
R
efe
r F
C
L
R
efe
r F
C
L M
ain
te
na
nc
e T
ask
600–1000 m
V
R
efe
r F
C
L M
ain
te
na
nc
e Act
ion t
o Ad
jus
t/C
or
re
ct.
CH
M
on
thly
C
he
ck C
alc
ium H
ar
dne
ss le
ve
l t
o e
ns
ur
e it i
s
in the t
ar
ge
t r
an
ge
. S
alt s
ys
te
m
s pe
rfor
m be
st
w
ith L
ow C
alc
ium H
ar
dne
ss le
ve
ls.
50-150 pp
m
H
igh
CH
- lo
w
er w
ith a s
tain & s
cale c
on
tro
lle
r s
uch as
A
rctic Pur
e, Be
st D
efe
nc
e, t
o he
lp
ho
ld C
alc
ium in s
uspe
nsion
.
Sod
ium
C
hlor
ide
M
on
thly
C
he
ck the S
od
ium C
hlor
ide L
ev
el t
o e
ns
ur
e
it i
s in the t
ar
ge
t r
an
ge
.
Ve
rsio
n 8
1500-1800 pp
m
Onc
e S
od
ium C
hlor
ide r
ea
din
g i
s in the ide
al r
an
ge s
alt c
onc
en
tra
tion w
ill only
ch
an
ge i
f w
at
er i
s sp
lashe
d or dr
aine
d out. D
o not a
dd s
alt unle
ss thi
s t
es
t
confir
m
s the le
ve
l i
s be
lo
w the che
mical t
ar
ge
t r
an
ge
.
H
ig
h Sodium C
hlo
ride
- a
dd w
at
er
.
Lo
w Sodium C
hlo
ride
- a
dd s
alt.
Onz
en
Out
put
A
s r
equir
ed
If sp
a us
e ch
an
ge
s si
gni
fica
ntly
, a
djus
t the
out
put le
ve
l of Onz
en C
hlor
ine P
roduct
ion
( “
On
” )
2 - 4 H
ours pe
r
da
y s
ug
ge
ste
d
Go in
to lo
w le
ve
l s
ett
in
gs a
nd a
djus
t Onz
en C
ycle Dur
at
ion (
C
hlor
ine P
roduct
ion On
)
ac
cor
din
gly
.
Ad
jus
t t
o s
uit sp
a us
ag
e a
nd b
athe
r lo
ad
.
Fi
lte
r
Ev
er
y 3 M
on
th
s
C
ha
ng
e the fi
lte
r
N/A
C
ha
ng
e the fi
lte
r in a
cc
or
da
nc
e w
ith O
w
ne
rs M
an
ual in
str
uct
ion
s
Wa
te
r
Ev
er
y 6 M
on
th
s
C
ha
ng
e the w
at
er
N/A
C
ha
ng
e the w
at
er in a
cc
or
da
nc
e w
ith O
w
ne
rs M
an
ual in
str
uct
ion
s.
N
ot
e: I
t i
s a
ls
o g
ood p
ra
ctic
e t
o t
ak
e a w
at
er sa
mple o
n a r
egul
ar b
asi
s a
nd h
av
e th
e w
at
er in
depe
nde
ntly t
es
te
d b
y y
our loc
al sp
a/pool s
to
re
.
