
3.
Disconnect
the
electrical
plug
to
the
WRS.
4.
Pull
the
WRS
out
from
underneath
the
SMU
and
remove
the
left
side
panel.
5.
Disconnect
the
top
of
the
steam
trap
by
using
a
7/8”
wrench
to
loosen
the
fitting
nut
at
the
bulkhead.
6.
Disconnect
the
bottom
of
the
steam
trap
by
using
a
13/16”
wrench
to
counter
‐
torque
the
fitting
on
the
steam
trap
while
using
a
7/8”
wrench
to
loosen
the
hose
connection
fitting.
NOTE:
On
S/N’s
after
AFS
‐
0236,
loosen
the
nut
attached
to
the
90°
fitting.
7.
Remove
the
port
connector
from
the
45°
fitting
and
reinstall
it
on
the
new
steam
trap.
8.
Install
the
new
steam
trap
by
following
steps
1
‐
6
in
reverse
order.
4.3.7
Replacing
the
RTD
Sensor
1.
Turn
OFF
the
SMU,
disconnect
power,
and
ensure
pressure
in
the
chamber
and
jacket
is
at
0
psig.
2.
Remove
the
front
bottom
panel
on
the
SMU.
3.
Remove
the
right
side
panel
on
the
SMU.
4.
Disconnect
the
RTD
Connector.
This
connector
is
located
on
the
frame
cross
‐
bar.
5.
Carefully
slide
the
insulation
sleeve
down
away
from
the
RTD
wiring.
6.
Use
a
13/16”
wrench
to
counter
‐
torque
the
fitting
while
using
a
9/16”
wrench
to
loosen
the
1/4"
fitting
nut
(located
at
the
top/right).
7.
Carefully
slide
the
RTD
sensor
out.
8.
Install
the
new
RTD
Sensor
by
following
steps
1
‐
7
in
reverse
order.
4.3.8
Replacing
the
Chamber
Door
Gasket
NOTE:
The
chamber
door
gasket
should
be
replaced
whenever
a
leak
is
detected
around
the
door.
The
recommended
door
O
‐
ring
is
made
of
ethylene
propylene
diene
monomer
(EPDM)
and
has
no
seam.
Orange
‐
colored
silicone
door
gaskets
should
not
be
used
due
to
inferior
resistance
to
steam
.
Contact
FDI
for
Counter
‐
torque
stationary
fitting
Loosen
Nut
Press
down
the
clip
and
then
slide
out
the
connector.
Pull
on
the
connector,
not
the
wiring.
87
Summary of Contents for P2131
Page 121: ... THIS PAGE INTENTIONALLY LEFT BLANK 115 ...
Page 130: ...SECTION A APPENDIX 124 ...
Page 131: ...A 1 Swagelok Fitting Installation Instructions 125 ...
Page 135: ...A 2 PLC Data Sheet 129 ...
Page 141: ...A 3 VERIFY Product Information 135 ...
Page 147: ...A 4 WRS Pump Information 141 ...
Page 158: ...A 5 Vacuum Leak Test Troubleshooting Guide 152 ...