How it Works
Nellcor
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Nightstar Ventilator
User manual
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User manual
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User manual
40 pgs1.56 Mb0

Nellcor Nightstar Ventilator User manual

Safety
28.
Pressure
Disconnect
the
manifold
line
to
the
pressure
the
29.
Install a small-bore
RT-200.
30.
Turn
the
when
cmH20.
31.
Turn
pressure
Pressure
32.
Install
RT-200
33
Turn
the
(remove
Adjust
3.2
cmH20). this
34,
Set
gate
the
Tee
Figure
3-6:
Set
the
unit
switch.
the
applied
the
unit
switch.
Verify
Regulation
the
test
to
(#36)
the
KnightStar
CPAP
mode
the
the
gate
Ipm.
Set
Record
step.
the
RT-200
valve
until
RT-200
Switch
tubing
and
Safety
the
off
Test
the
install a syringe
switch
Pressure
tube
from
RT-200
to
and
use the
that
the
pressure
and
reconnect
and
setup
shown
180
lpm
335
on
and
set
filter
from
the
valve
produce a reading
the
to
there
to
(#12)
RT-200
to
the
pressure
(#36)
is a flow
250
180
pressure
and
(Figure
blower
of
Switch
the
(#12)
250
syringe
between
the
Set
Point
in
Figure
air.
and
verify
IPAP
outlet
mode
reading
lpm
3-6).
stops
(#12)
of
of 30 + 4.4
cmH20.
switch
tee
into
RT-200
Syringe
Test
tee
the
cmH20.
toapply
running
and
tubing
Accuracy
3-2.
Set the
that
cmH20
for
one
second).
250
obtained
air.
Adjust
Ipm.
Record
the
the
the
it
is
pres-
in
+
the
Set
sure
35,
Verify
cmH,0.
36.
Compare and
difference
Sensitivity
37,
With module
Mode:
IPAP:
EPAP: 3 cmH20
38.
Set
39.
After 2 minutes at a slow
40.
Set
unit
seconds.
41. Set stops to
IPAP
Delay
42,
Set time
EPAP 5 cmH,0,
43,
Activate
44.
Verify
45.
Verify
Power
46.
While ning,
alarm
Memory
47.
Plug
48.
Record
49.
Turn
50.
Leave
51.
Plug
and
obtained
that
35.
in
the
reading
the
pressure
Verify
that
this
there
between
Test
the gate
the
the
auto-cycles
IPAP
auto-cycling.
valve
to
set
the
following
I/E
PAP
cmH20
RT-200
EPAP
(#12).
verify
rate,
with
sensitivity
rapidly
sensitivity
for a period
Test
the
RT-200
for 5 minutes.
(#12)
RR
the
delay
function
pressure
pressure
Failure
the
disconnect
for
of
3.5 + 0.4
begins
Indicator
KnightStar
the
least
Verification
the
unit
and
the
units
mode
the
unit
off
and
the
unit
unplugged
the
unit
in
and
settings
are
as
step.
taken
in
readings
the
two
readings.
set
per
step
parameters:
Default: IPAP
SENS:
EPAP
SENS:
that
the
IPAP
time > 3
to 1 and with
IPAP
to 3 and
Verify
Mode
to
one
250
10
verify
spontaneous
minute.
cmH20
AC,
bpm.
and
cmH20.
increase
Verification
335
turned
power.
seconds.
turn
on.
and
setting.
unplug
for
turn
it
on.
recorded
in
step
35
is
20.0 + 1
between
more
35,
E
unit
IPAP
the
Verify
step
than 1 cmH20
use
the
1
5
auto cycling
seconds.
verify
that
time
< 5,0
that
the
and
set
delay
20
cmH,0,
stopwatch.
after 5 minutes.
and an
audible
it.
minutes.
Verify
the
step
48.
control
the
unit
switches
run-
mode
Part
No.
Y-780551-00A
Rev.
B
3-5
Assembled
52.
Disconnect
equipment base through
53.
Connect
using
54.
Connect MAINS
55.
Turn powered and
56.
Verify
panel
57.
Toggle
control
58,
Enable pushing PLAY
59.
Install NASAL
the
with
+0.5
60.
Repeat
TIDAL lowing
mode:
61.
Simultaneously ARROW
log
62.
Simultaneously
ARROW mal
63.
Connect a bacteria tube,
outlet
64.
Turn
the
and
65.
Set
Adjust
+
66.
Set
pressure
Tests
unit
and
unit
per
ae.
the
the
6-foot
the
ON
the
unit
up,
the
three
the
green
is
illuminated.
through
module
the
calibration
the
key
until a “C”
the
analog
PRESSURE
control
the
fluke
to
0.0
step
VOLUME
outputs
Output
key
outputs
key
operation.
pressure
of
the
the
unit
mode
remove
the
RT-200
the
4.4
lpm.
the
RT
indicated
from
the
bacteria
section
control
unit
light
and
indicator
DOWN
4,
procedure
module
cable.
to
an
AC
is
illuminated.
on.
Verify
the
control
LEDs
POWER
all
selectors
verify
outputs
ARROW
displayed.
output
analog
module.
£0.1
60
at
Verify
87
in
the
min/max
VDC.
for
EST
PATIENT
analog
with
the
of
0.5
to
press
the
until a “0”
0.0
+ 0.1
press
the
to
return
the
filter,
tee
gate
valve,
KnighiStar
and
use
CPAP
with a pressure
filter
from
to
the
180
gate
valve
to
to
(#12)
250
on
RT-200
source,
that
that
cable
outputs.
fluke
-0.5
DISPLAY
Remove
filter.
Assemble
|,
steps
to
the
KnighiStar
source
and
verify
when
the
unit
panel
DELAY
momentarily
LED
the
and
fields
on
they
are
operational.
simultaneously
key
and
the
into the
output
the
following
on
EST
the
mode:
FLOW
Verify
the
£0.1
VDC.
and
displayed.
Verify
all
the
o
is
LED
light.
front
the
DIS-
back
outputs
Output
and
the
min/max
DOWN
volts.
DISPLAY
analog
the
335
the
outlet
Ipm
produce a reading
cmH,0.
and
outputs
6-foot
and
RT-200
as
shown
control
for
one
air
range
Verify
is
20
to
smooth
in
figure
module
cmH20
second.
(#36).
of
that
+0.1
cmH,0.
test
335
the
first
of
of
EST
fol-
all
ana-
nor-
bore the
3-2.
set
30
the
67.
Remove unit.
68.
Verify ed
69.
Set
DELAY nated.
control
Current
Test
70.
Connect rear
that
Disconnect
source.
71.
Connect
tester. O.lohms
and
72.
Turn
rent
both
Remote
73.
Set
and
74,
Connect
power
75.
From KnightStar
using
76.
Remove the
the
77,
From remote KnightStar
control
78.
Move
module
position.
79.
Return
80.
Disconnect
the
circuit
assembly
that
the
LEAK
indication
within
seconds.
the
delay
interval
button
Turn
the
module
to 5 minutes.
and
verify
KnightStar
from
the
Leakage/Ground
the
power
panel
receptacle
the
rear
panel
the
the
AC
Verify
that
between
the
KnightStar
the
KnightStar
leakage
normal
is
and
Control
the
data
rate
the
IR
module
the
switch
approximately
335
the
remote
the
IR
data
rate
switches
remote
activated
control
approximately
control
335.
buttons.
the
data
and
the
Repeat
the
switches
unit
and
AC
KnightStar
power
ground
the
power
335’s
less
than
reverse
Test
switches
in
opposite
module
of
the
base
15
can
not
control.
module
15
toward
Verify
pressing
rate
switches,
remote
step
75.
to
from
from
the
LED
DELAY
base
cord
indicator
cord
line
metal
335
100
LED
335
off
and
unit.
Line
Resistance
the
KnightStar
source.
is
illuminated.
335
from
to
the
resistance
cord
grounding
chassis.
and
verify
micro
amperes
polarity.
(If
Remote
the
remote
positions.
the
base
unit
in
the
feet
away,
verify
be
activated
from
the
base
on
both
the
IR
the
same
data
feet
away,
point
the
IR
Module
that
the
KnightStar
the
appropriate
both
control,
their
to
original
source.
outlet
the
illuminat-
Press
the
is
illumi-
disconnect
335
Verify
the
electrical
less
that
the
safety
than
pin
cur-
for
is
Used)
control
unit.
Place
the
ON
position.
that
the
or
deactivated
unit
and
set
module
rate
and
position.
the
on
the
335
can
remote
the
the
opposite
settings.
Part
No.
Y-780551-00A
Rev.
B
Table
3-3
Troubleshooting
Troubleshooting
sented
not
all-inclusive
formance
tive
verification
actions.
For
operational
WARNING:
If
any
operational
Bennnett.
NOTE:
|
When
more
than
one
likely
reasons
Symptom
for
failure.
procedures
but
procedure.
troubleshooting,
problem
cannot
possible
Guide
for
the
intended
This
be
solved,
cause
is
KnightStar
table
identified, the
Possible
335
serve
as a general
describes
refer
to
do
not
use
possible
Cause
system
symptoms,
the
are
outline
Patient
the
KnightStar
causes
presented
identifies
Guide
are
in
for
solving
possible
located
335
on a patient:
listed.in
Corrective
Table
3-3.
problems
causes
in
Section 1 of
Contact
order
of
The
information
found
and
suggests
this
Nellcor
most
likely
Action
pre-
during
the
correc-
manual.
Puritan
to
the
least
per-
Maximum
(Test
step
KnightStar
102
pm
2.
(Test
step
greater
Flow
10) 335
13)
than
Test
Flow from
not
greater
Current
2.475
amps
the
draw
than
is
Flow
tester
calibration
b.
Tubing
Leaks
d.
Faulty item
15,
e.
Faulty
item
25,
Е
Faulty
item
Test
equipment
tion
b.
Inlet
filters
Faulty item
15,
Faulty
item
7,
Faulty Figure
ЕЁ
Faulty
Figure
out
kinked
tubing
motor/blower
Figure
rotary
actuator
Figure
power
controller
Figure
4-2
4-2
4-3
out
assembly
valve
calibra-
occluded
motor/blower
Figure
power
controller
Figure
power
supply
4-3
CPU
PCB
4-3
4-2
4-3
item
assembly
item
11,
PCB,
PCB
26,
Calibrate
b.
Verify
no
outlet
tester.
с.
Verify
rotary
actuator
d.
Replace per
instructions
—e.
Replace instructions
£
Replace
instructions
Calibrate
retest.
b.
Clean
inlet
Replace per
procedure
4-1.
Replace
procedure
Replace dure
outlined
f.
Replace
outlined
flow
tester
and
retest.
kinks
in
tubing
rotary
actuator
leaks
from
to
motor/blower
in
rotary
actuator
Table
power
controller
Table
test
equipment
filter
and
motor/blower
outlined
power
controller
outlined
power
supply
CPU
PCB
Table
outlet
the
flow
assembly
Table
valve
4-1.
4-1.
retest.
assembly
in
Table
per
Table
4-1.
per
procedures
4-1.
4-1.
from
flow
tester.
per
PCB
per
and
Table
PCB
per
4-1.
proce-
Part No.
Y-780551-00A
Rev.
B
3-7
Symptom
Flow
Transducer
(Test
step
than
0.00 + 0.049
(Test
step 20)
not
5.00 + 0.2
Front
Panel
(Test
step
LED
does
60
to
80
Check
17)
Voltage
VDC
Voltageon
VDC
Indicator
25)
LEAK
indication
not
illuminate
seconds
greater
DVMis
within
Possible
Cause
DVMconnectedincorrectly
Ports on
flow
transducer
capped
Faulty
CPU
PCB,
item
Figure
4-3
Faulty
power
controller
item
Figure
4-3
Polarity connected
b.
RT-200
flow
limits
Faulty
Figure
Faulty item
Flow
130
b.
Faulty
Figure
Faulty
Figure
Faulty
Figure
is
out
range
CPU
4-3
power
Figure
rate
jpm
keypad
4-1 CPU
4-3
ribbon
4-1
reversed
not
ontubing
flow
transducer
of
calibration
not
within
PCB
item
controller
4-3
greater
item
2,
PCB
item
cable
item
not
11,
PCB
test
11,
PCB
than
11,
19,
Corrective
Verify and
—_b.
Cap
Replace
in
Replace instructions
Verify flow
b.
Zero
Replace
in
Replace procedure
Check retest
b.
Replace
tions
Replace
in
d.
Replace
tions
Action
proper
retest.
ports
CPU
Table
4-1,
power
proper
transducer.
the
RT-200
CPU
Table
4-1.
power
calibration
flow
rate.
top
Table CPU
Table
4-1.
ribbon
in
Table
connection
transducer
PCB
controller
Table
tubing
and
PCB
controller
Table
housing
4-1.
PCB
cable
and
per
instructions
4-1.
connection
retest.
per
instructions
4-1.
RT-200
per
per
instructions
per
4-1.
DVM
retest.
PCB
per
PCB
per
and
instruc-
instruc-
6.
(Test LED
onds
Safety
Pressure
7.
(Test step blower
and
step
26)
did
not
Switch
30
assembly
off
proper
INOPERATIVE
illuminate
and
in
Tests
31)
Motor/
not
turning
pressure
15
a.
sec-
on
Faulty Figure
Faulty
Figure
Faulty Figure
RT-200
b.
Faulty Figure
Faulty item
CPU 4-3
display
4-5
connector
4-5
out
pressure 4-3
power
Figure
3-8
PCB
item
11,
board
item
PCB
item
calibration
switch
item
controller
4-3
PCB
14,
2,
a.
Replace in
Replace
tions
Replace instructions
Check
Ob.
Change
CPU
Table
4-1.
display
in
Table
connector
calibration
pressure
instructions
Replace
instructions
power
PCB
per
board
4-1.
PCB
Table
4-1.
and
switch
in
Table
4-1.
controller
Table
4-1.
Part
No.
Y-780551-00A
instructions
per
instruc-
per
retest.
per
PCB
per
Rev.
B
|
2
Symptom
Pressure
Set 9,
Sensitivity
10,
Delay
11.
Power
12.
Regulation
(Test
step 36)
cmH20 between
Point
(Test
+
variation
Accuracy
step
0.5
cmH20
two
40)
Tests
(Test
steps Spontaneous react
described
Test
(Test
step 48)
cmH20 + 0.4
Failure
(Test
step 50)
or
alarm
does
least
60
seconds
More
than
1.0
in
pressure
tests
Pressure
through
cycling
Pressure
Indicator
No
not
not
45)
does
tests
not
Test
audible
sound
for
20.0
not
3.5
alarm
at
Possible
a.
RT-200
Filters
с.
Faulty Figure
d.
Faulty item
Faulty
Figure
RT-200
Filters
c.
Pressure
calibration
Faulty Figure
Faulty item
Faultyrotary Figure
Improper
Faulty Figure
Faulty
item
a.
Flowrateis
130
Faulty
Figure
Faulty
Figure
Faulty
Figure
a.
Faulty
Figure
Faulty item
Faulty
」
Figure
Cause
out
of
dirty
CPU
PCB
4-3
power
controller
7,
Figure
rotary
actuator
4-2
out
dirty
transducer
CPU
PCB
4-3
power
controller
Figure
actuator
4-2
test
CPU
PCB 4-3 power
controller
Figure
not
Ipm
keypad
4-1
CPU
PCB
4-3
ribbon
4-1
capacitor
4-3
power
Figure
CPU
PCB
4-3
calibration
item
11,
PCB
4-3
item
25,
calibration
out
of
item
11,
PCB
4-3
item
25,
set-up
item
11,
PCB
4-3
greater
item
cable
controller
4-3
than
item
11,
item
item
6, a.
PCB
item
11,
19,
Corrective
a.
Calibrate
Clean
c.
Replace in
Od.
Replace instructions
Replace
instructions
Calibrate
Clean
c.
Perform
Replace
Replace instructions
Replace instructions
Verify
Replace in
Replace
instructions
a.
Check
retest
Replace
tions
Replace
in
d.
Replace
tions
Change
in
Replace in
Replace
in
Action
RT-200
filters
and
CPU
Table
4-1.
power
in
rotary
in
RT-200
filters
and
calibration
page
4-22.
CPU
Table
4-1
steps.
power
rotary
test
settings
CPU
Table
4-1.
power
calibration
flow
rate,
top
housing
in
Table
CPU
Table
4-1.
ribbon
in
Table
capacitor
Table
4-1.
CPU
Table
4-1.
CPU
Table
4-1.
and
retest.
retest.
PCB
per
instructions
controller Table
4-1.
actuator
Table
per
4-1.
and
retest.
retest.
procedure
PCB
per
instructions
controller
Table
4-1.
actuator
Table
PCB
controller
Table
per
4-1.
and
retest.
per
instructions
4-1.
of
RT-200
per
4-1.
PCB
per
instructions
cable
per
4-1.
per
instructions
PCR
per
instructions
PCB
per
instructions
PCB
per
4.2
PCB
per
PCB
per
and
instruc-
instruc-
Part No.
Y-780551-00A
Rev.
B
3-9
Symptom
Possible
Cause
Corrective
Action
Assembled
13.
(Test
step
LED
and
did
not
14,
(Test
step
LED
Tests
56)
DELAY
three
indicator
light
during
57)
Green
not
illuminated
indicator
LEDs
power
up
POWER
ON
a.
a.
d.
Unit
Faulty
Figure
Faulty
Figure
Faulty item
Unit
Faulty
Faulty
not
front
4-1
CPU
4-3
power
Figure
not
front
Figure
4-1
CPU
Figure
4-3
Faulty
power
item
7,
Figure
assembled
panel
PCB
assembled
PCBinitemil,
properly
item
item
controller
4-3
properly
panel
item
controller
4-3
11,
PCB
РСВ
a.
Carefully instructions that
all
cables
properly.
Replace
tions
Replace
Replace
κ.
Carefully
instructions
that properly.
Replace tions
<
Replace in
4.
Replace instructions
front
Table CPU
Table
4-1.
CPU
Table
4-1.
all
cables
front
Table
CPU
Table
power
4-1.
open
the
in
Table
are
panel 4-1.
PCB
PCB
open
the
Table
are
panel
4-1.
PCB
controller
Table
unit
per
4-1
and
verify
connected
per
instruc-
per
instructions
per
instructions
unit
per
4-1
and
verify
connected
per
instruc-
per
instructions
PCB
4-1.
per
15,
(Test
step
control
module
operational
16,
(Test
steps
voltage
readings
puts
58) All
are
60
and
fields
not
61)
Improper
at
analog
on
the
out-
a.
Unit
b.
Faulty
Figure
c,
Faulty
ule
4.
Faulty
Figure
Fauliy
Figure
b.
Faulty
item
Faulty Figure
not
assembled
connector
4-5
keypad
item
10,
Figure
properly
PCB
in
control
4-5
CPUPCBinitem
4-3
CPU
PCBinitemli,
4-3
power
controller
Figure
4-3 connector 4-5
PCB
item
14,
mod-
11,
PCB
item
14,
a.
Carefully
instructions that
all
cables
properly.
=
Replace
instructions
c.
Replace Table
4.
Replace in
Replace
b.
Replace
instructions
Replace
instructions
keypad
4-1.
Table
Table
open
the
unit
Table
are
connected
connector
CPU
4-1.
CPU
4-1.
power
connector
PCB
Table
per
instructions
PCB
per
PCB
per
controller
Table
PCB
Table
per
4-1
and
verify
per
4-1.
in
instructions
instructions
PCB
per
4-1.
per
4-1.
3-10
Part
No.
Y-780551-00A
Rev.
B
neo
`
Symptom
(Test
step
20 + 0.5
Electrical
18.
(Test
indicator
19.
(Test
tance
cmH20
Safety/Load
step
70)
not
step
71)
greater
64)
Set
pressure
Current
Rear
panel
illuminated
Ground
than
.075
line
ohm
isnot
Test
resis-
Possible
s
с.
d.
a.
Cause
RT-200 Unit
Faulty
Figure
KnightStar Faulty
Faulty
22,
Faulty
item
Electrical
out
not
properly
CPU
4-3
AC
Figure
power
Figure
calibrated
Faulty
с.
Disconnected
wire
harness
Faulty
22,
Figure
calibration
assembled o b.
PCB
initem
335
fuse(s)
power
cord
power
module
4-3
controller
4-3
safety
tester
properly
power
cord
or
faulty
item
power
module
4-3
11,
blown
item
PCB
not
ground
item
Corrective
Calibrate Carefully instructions
that
all
cables
Action
RT-200 open
properly.
Replace
in
Replace
Replace
с.
Replace
Table
d.
Replace
instructions
a.
Recalibrate
and
Replace
c.
Check
tighten
Replace Table
CPU
Table
4-1.
blown AC
AC
4-1
service
power
retest.
AC power
integrity
replace
AC power
4-1
service
power
power
electrical
and
retest.
the
unit
per
Table
4-1
and
are
connected
PCB
per
instructions
|
fuse(s).
cord.
module
procedures.
controller
Table
of
procedures.
PCB
4-1.
safety
cord.
ground
necessary.
module
verify
per
per
tester
wire,
per
20.
(Test
greater
step
72)
than
Current
90
micro
leakage
is a.
amperes
Test
b.
Faulty
c.
Faulty
Faulty
Faulty
Figure
f.
Faulty
and
meter
power AC
power
ground
RFI
4-2
power
31,
Figure
out
calibration
cord
module
connection
filter,
item
cables,
4-2
Calibrate
b.
Replace
с.
Replace
Table
retest.
Check ground
Replace
lined
retest.
items 2 (Of
Replace
dure
retest.
test
meter
power
cord
AC
power
4-1
service
the
integrity
and
retest.
filter
per
Figure
4-2
power
cables
outlined
and
retest.
and
retest.
module
procedures
procedure
in
Table
Table
per
the
internal
4-1
per
proce-
4-1
and
out-
and
and
Part
No.
Y-780551-00A
Rev.
B
3-11
3-12
(blank)
Part
No.
Y-780551-00A
Rev.
B
Section
4.
Service
and
Repair
[a
This
section
components
instructions disassembly,
4.1
KnightStar
Service
KnightStar
Component Top
housing
Cooling
Audible
Rotary
Motor/blower
Power
supply
CPU
PCB
Power
controller
Table
(Refer
bold
print)
actuator
4-1
to
describes
the
where
calibration,
and
replacement
335
are
assembly
fan
alarm
assembly
assembly
Service
appropriate
how
KnightStar
applicable,
335.
for
reassembly
335
Service
procedures
provided
PCB
in
Procedures
figure[s]
service
the
individual
Included
are
removal,
and
installation.
Procedures
for
the
Table
4-1
as
follows:
Procedure
for
numbers
number
1
NN
a
U qa
03d
shown
in
WARNING:
The
KnightStar
serious
procedures.
from
WARNING:
After a component
injury
the
system
operation Performance patient
service.
335
or
death,
Ensure
unit
before
Verification,
CAUTION:
Circuit
boards
semiconductor.
are
static
observe
*
Handle
*
Work
*
Wear
*
Store
contain
(CMOS)
sensitive
standard
circuit
boards
on
grounded
grounded
circuit
boards
ts
electrically
observe
that
power
servicing
has
been
must
be
verified
before
complementary
integrated
devices.
safety
wrist
To
procedures
by
edges
conductive
strap
in
conductive
powered.
standard
has
been
any
component.
serviced,
per
Section
the
unit
circuits
prevent
as
only
mat
plastic
To
prevent
safety
disconnected
the
unit's
overall
3.3
is
returned
metal-oxide
(IC's}
which
IC
damage,
follows:
bags
to
Component
4.1.1
Top
assembly
(Figure
Removal
housing
4
4-1)
Step/Item
KnightStar
Acorn
nuts 6 and
washers
KnightStar
d.
Two
Two
f.
Handle
Six
5
screws
brackets
18
screws
335
335
17
unit
lock
unit
Action
WARNING:
The
KnightStar
prevent
safety
disconnected
component.
>
f.
g.
serious
procedures.
Turn
off
cables
and
filter
7.
Turn
towards
Remove
Place
the
the
bottom
Remove KnightStar
Pullthe
KnightStar Pull
handle
335.
Remove
Remove
335s
electrically
injury
or
Ensure
from
the
unit
and
disconnect
tubes.
Remove
the
unit
you.
from
back
KnightStar
facing
towards
two
screws
335.
two
brackets
335. out
of
the
from
KnightStar
from
KnightStar
powered.
death,
observe
that
power
before
servicing any
from
AC.
inlet
so
that
the
KnightStar
335
unit
you.
from
bottom
cut
ofthe
front
of
the
335
335
unit.
To
standard
has-been
Remove
baffle 8 and
back
is
facing
335.
its
back
with
bottom
the
KnightStar
unit.
all
Part
No.
Y-780551-00A
Rev.
B
41
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