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Figure 21 Cleaning the Colorimeter
Gently scrub the inside of the
colorimeter with a cotton-tipped swab.
Remove the plug
from the top hole
of the colorimeter.
3.2.4 Replacing the Sample Conditioning Filter
3.2.5 Reagent Spill Clean Up Instructions
54400_maintain.fm
N U
N U
M E
M E
T E
T E
R
R
E N
E N
IT
IT
E X
E X
ED
ED
2
2
O LL
O LL
IP 6
IP 6
TR
TR
O N
O N
L
L
A C
A C
N UA
N UA
M A
M A
IN
IN
N S.
N S.
R U
R U
SE
SE
TO
TO
IT IO
IT IO
N EN
N EN
ER
ER
N D
N D
TI O
TI O
: FO
: FO
R EF
R EF
C O
C O
LT ER
LT ER
O N
O N
TA L
TA L
LI SA
LI SA
U TI
U TI
T.
T.
'U TI
'U TI
SU
SU
C A
C A
N M
N M
EN
EN
EN
EN
S D
S D
O N
O N
N M
N M
C A
C A
E, C
E, C
VI RO
VI RO
VI RO
VI RO
O LE
O LE
EN
EN
: EN
: EN
R EN
R EN
N
N
O N
O N
TR
TR
TI O
TI O
U E.
U E.
FO
FO
E N
E N
E C
E C
H ER
H ER
N IQ
N IQ
A TT
A TT
C H
C H
O SP
O SP
E TE
E TE
AT M
AT M
TI C
TI C
M
M
N O
N O
S
S
C O
C O
R EL
R EL
AY
AY
LA
LA
N O
N O
N C
N C
N C
N C
H z
H z
/ 60
/ 60
N O
N O
# 2
# 2
50
50
0 V
0 V
/ 23
/ 23
C O
C O
M
M
# 1
# 1
11 5V
11 5V
ge
ge
T, 2.
T, 2.
5A
5A
Vo lta
Vo lta
D ER
D ER
25 0V
25 0V
O R
O R
A C
A C
R EC
R EC
Fu se
Fu se
& F2
& F2
+
+
F1
F1
D
D
F1
F1
G N
G N
A
A
C
C
!
!
F2
F2
P
P
G N
G N
D
D
O
O
W
W
2
2
W H
W H
T
T
E
E
R
R
1
1
B LK
B LK
Colorimeter Assembly
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
3. Insert the filter element and push until it stays in place.
4. Replace the filter housing top.
Wipe up spills with a clean, disposable wipe and discard according to
applicable Federal, State, and Local regulations.
Section 3
Figure 6 on page
19.
Page 51
Unscheduled Maintenance
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