gas turbine engine carbon oil seals computerized assembly · gas turbine engine carbon oil seals...
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GAS TURBINE ENGINE CARBON OIL SEALS COMPUTERIZED ASSEMBLY
Robert Lee Axiam Incorporated
Gloucester, Massachusetts
Gas Turbine Engine Carbon Oil Seals
Computerized Assembly
AXIAMBEARING & SEAL
STACK ASSEMBLYSOFTWARE AND PROCEDURES
NASA/CP—2006-214383/VOL1 361
https://ntrs.nasa.gov/search.jsp?R=20070002989 2018-08-29T07:01:16+00:00Z
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NASA/CP—2006-214383/VOL1 362
Axi
al S
eal A
ssem
bly
Axi
al S
eal A
ssem
bly
NASA/CP—2006-214383/VOL1 363
Rad
ial S
eal A
ssem
bly
NASA/CP—2006-214383/VOL1 364
GA
S T
UR
BIN
E
SE
AL
LEA
KS
•P
OT
EN
TIA
L P
RO
BLE
MS
CA
US
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•1)
INC
OR
RE
CT
PA
RT
DA
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2) M
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GE
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NASA/CP—2006-214383/VOL1 365
INC
OR
RE
CT
PA
RT
DA
TU
MS
In a
bea
ring
com
part
men
t the
re a
re a
se
ries
of p
arts
whe
n as
sem
bled
det
erm
ine
the
loca
tion
of th
e be
arin
g an
d se
al a
s re
late
d to
the
cent
erlin
e of
rot
atio
n.W
e se
e pa
rt d
atum
s th
at d
o no
t est
ablis
hA
coi
ncid
ent p
ath
from
the
bear
ing
to th
ese
al.
NASA/CP—2006-214383/VOL1 366
Mis
sing
Par
t Geo
met
ry
Con
trol
s
Par
t geo
met
ry c
ontr
ols
mis
sing
on
draw
ings
:
Con
cent
ricity
Rou
ndne
ssF
latn
ess
Circ
umfe
rent
ial W
avin
ess
NASA/CP—2006-214383/VOL1 367
Eng
ine
Vib
ratio
n
Hig
h en
gine
vib
ratio
n ca
n ca
use
seve
re o
il le
akag
e C
ase:
Nav
y E
A6B
“P
row
ler”
Eng
ine:
J52
-408
Eng
ine
vibr
atio
n le
vel a
ppro
achi
ng 6
Mils
Low
Rot
or s
hafts
bre
akin
g du
e to
oi
l cok
ing
NASA/CP—2006-214383/VOL1 368
Sea
l H
yste
resi
s
The
inab
ility
of t
he s
eal t
o re
spon
d fa
st e
noug
h to
the
rota
ting
elem
ent
Rad
ial S
eal:
Sen
sitiv
e to
hou
sing
air
pres
sure
Sen
sitiv
e to
sea
l run
out ?
Axi
al S
eal:
Ver
y se
nsiti
ve to
sea
lpe
rpen
dicu
larit
y to
sha
ft
NASA/CP—2006-214383/VOL1 369
Inco
rrec
t Ass
embl
y P
roce
dure
s
Par
ts n
ot fu
lly s
eate
dP
arts
hea
ted
or c
oole
d to
inco
rrec
tte
mpe
ratu
reP
art f
its a
re in
corr
ect
Not
bei
ng a
war
e th
at a
ssem
bly
proc
edur
es a
re s
omet
imes
tim
e
sens
itive
NASA/CP—2006-214383/VOL1 370
NASA/CP—2006-214383/VOL1 371
GM
S-40
00 S
oftw
are
Par
t In
spec
tion
Set
up
NASA/CP—2006-214383/VOL1 372
GM
S-4
000
Out
put P
age
GM
S 40
00T
M S
oftw
are
Mea
sure
men
ts
NASA/CP—2006-214383/VOL1 373
Rot
or O
utpu
t She
et
Typ
ical
CM
M O
utpu
t
NASA/CP—2006-214383/VOL1 374
Alte
rnet
Res
ults
Pag
eR
otor
Out
put S
heet
(con
t’d)
NASA/CP—2006-214383/VOL1 375
NASA/CP—2006-214383/VOL1 376
NASA/CP—2006-214383/VOL1 377
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NASA/CP—2006-214383/VOL1 383
NASA/CP—2006-214383/VOL1 384