Operating instructions

MAINTENANGE
Continued
In Explosion-proof
Housing
(See
Figure 6)
1.
Remove knob
and
front cover
to expose
screws
(tr
l.
2. Remove four
screws
(G).
3.
Remove
two
screws
(H),
switch,
and
mounting
bracket.
4. Insertnew
switch. Ensure
that
insulation
remains
intact
and
in
position.
ACTUÀTOR
ÀS
SEMBLY
REPLACEMENT
In the
event that
the
liquid filled assembly has been
damaged,
it is necessary to replace the entire
actuator
assembly. See Figure
7.
1. Remove
old assembly by
removing screws
(A)
and
(B).
2. Install
new
assembly.
Tag
on
replacement
assembly
shows
proper positioning
to
provide
1% accuracy. Position
groove
on actuator
housing in
relation
to
scale
on housing
as
indicated
on tag.
Note:
If the oilginel actuator asssembly
has a buJb larger than
O.375
in(9.53
mm), e.g.,a
"C"
style
(coiled)
bulb, itis necessary
to specify
a
packing gland
(iÍ
required)
when
teodeting the
aatuatoÍ assembl¡
REPLÀCEMENT
PARTS
(See
Figure
9)
Code
Description
Part Number
A Snapswitch
(Na¡row
Dilferential)
B
Snapswitch
(Standard
Differential)
C
SeU Tapping Screw
D Locknut
E
Adjustlng
Nut
F
Glass
Window
G Front Cove¡
Gasket
H
Front Cove¡
Screws
I Top Cover
J Top Cove¡ Gasket
K
Top Cover Screw
L
Mountlng Bracket
M Mountìng
Bracket Sc¡ew
N
l¡dicator Knob
O Temperature
Dial
06-125723-004
06-125723-005
06-2501 12-011
06-133426-000
06-250025-030
06-231187-001
06-231193-001
06-250025-049
06-231869-001
06-231835-002
06-250042-047
06-136919-O0O
06-114829-000
06-114789-003
State
complete
model
numbe¡
and temp.
range
See
Table
2.
P Actuator
Assembly
i
Þ
Õ
Figru¡e 9
Table 2
Where X
:
the following
(See
Figure
10)
0
=
Style A Bulb; 6
ft
(2
m) capillary
1
:
Style B Bulb; 6
Ít
(2
m)capillary
2
=
Style C Bulb; 6
ft
(2
m)
capillary
3
=
Style
D
Bulb;
6
ft
(2
m)capillary
4
:
Style A
Bulb;
10
ft
(3
m)capillary
5
=
Style B Bulb;
10 ft
(3
m)
capillary
6
:
Style C Bulb;
10 ft
(3
m)capillary
7
=
Style
D Bulb;
10 ft
(3
m)capillary
Í0
t2EO)
B
o
90
ñ\/
/\\wi,
/
YEsi-:l
0
t{
375 0tA
{9
S)
250
0lA
t6
35)
Figu¡e
10
093{2
36t
Or^
SERIES
4OO
?