Section 3
Page 51
54400_maintain.fm Unscheduled Maintenance
Figure 21 Cleaning the Colorimeter
3.2.4 Replacing the Sample Conditioning Filter
To insert the filter into the housing:
1. Isolate the filter by turning the valves on each side to OFF.
2. Unscrew the top of the filter housing. See Figure 6 on page 19.
3. Insert the filter element and push until it stays in place.
4. Replace the filter housing top.
3.2.5 Reagent Spill Clean Up Instructions
Wipe up spills with a clean, disposable wipe and discard according to
applicable Federal, State, and Local regulations.
E
X
IT
E
N
TE
R
Chlorine
m
g/L
µg/Lµg/L
Alarm
s
M
E
N
U
!
IP 62
G
N
D
F
1
F
2
5
0 / 6
0
H
z
AC Vo
lta
ge
F
us
e
F
1
&
F
2
1
1
5V
/ 2
3
0
V
T, 2
.5
A
25
0
V
B
LK
1
+
W
H
T
2
G
N
D
RE
C
OR
DER
R
ELAYS
A
C
P
O
W
E
R
C
A
U
T
IO
N
AT
T
E
N
T
IO
N
: FOR USE
IN
A
C
O
N
TR
O
LLE
D
E
N
VIR
O
N
MENT
. REF
ER
TO
M
A
NU
AL
FO
R ENV
IR
O
NM
E
N
T
A
L C
ON
DIT
ION
S.
: EN C
AS D
’U
T
ILISA
TIO
N EN
ATMOS
PH
E
RE C
O
NTR
O
LEE,
CO
NS
U
L
T
ER
LA NOTICETECH
NIQ
UE.
C
O
M
N
O
N
C
1
2
3
C
O
M
N
O
N
C
1
1
2
2
3
3
#1
#2
E
X
IT
E
N
TE
R
Chlorine
m
g/L
µg/Lµg/L
Alarm
s
M
E
N
U
!
IP 62
G
N
D
F
1
F
2
5
0 / 6
0
H
z
AC Vo
lta
ge
F
us
e
F
1
&
F
2
1
1
5V
/ 2
3
0
V
T, 2
.5
A
25
0
V
B
LK
1
+
W
H
T
2
G
N
D
RE
C
OR
DER
R
ELAYS
A
C
P
O
W
E
R
C
A
U
T
IO
N
AT
T
E
N
T
IO
N
: FOR USE
IN
A
C
O
N
TR
O
LLE
D
E
N
VIR
O
N
MENT
. REF
ER
TO
M
A
NU
AL
FO
R ENV
IR
O
NM
E
N
T
A
L C
ON
DIT
ION
S.
: EN C
AS D
’U
T
ILISA
TIO
N EN
ATMOS
PH
E
RE C
O
NTR
O
LEE,
CO
NS
U
L
T
ER
LA NOTICETECH
NIQ
UE.
C
O
M
N
O
N
C
1
2
3
C
O
M
N
O
N
C
1
1
2
2
3
3
#1
#2
Remove the plug
from the top hole
of the colorimeter.
Gently scrub the inside of the
colorimeter with a cotton-tipped swab.
Colorimeter Assembly
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