22
CVHE-SVN04M-EN
Compressor Motor Assembly
Removal
N
NO
OT
TIIC
CE
E
C
Co
om
mp
prre
esssso
orr D
Da
am
ma
ag
ge
e!!
F
Fa
aiillu
urre
e tto
o ffo
ollllo
ow
w iin
nssttrru
uccttiio
on
nss b
be
ello
ow
w cco
ou
ulld
d cca
au
usse
e
tth
he
e iin
ntte
errn
na
all cco
om
mp
po
on
ne
en
nttss tto
o ssh
hiifftt w
wh
hiicch
h cco
ou
ulld
d
rre
essu
ulltt iin
n sse
erriio
ou
uss cco
om
mp
prre
esssso
orr d
da
am
ma
ag
ge
e u
up
po
on
n
sstta
arrttiin
ng
g tth
he
e u
un
niitt..
T
Th
he
e cco
om
mp
prre
esssso
orr m
mo
otto
orr a
asssse
em
mb
blly
y m
mu
usstt n
no
ott b
be
e
rre
em
mo
ov
ve
ed
d ffrro
om
m tth
he
e cch
hiilllle
err u
un
nlle
essss ssp
pe
ecciia
all d
do
ow
we
elliin
ng
g
h
ha
ass b
be
ee
en
n iin
nsstta
alllle
ed
d a
att tth
he
e ffa
acctto
orry
y.. D
Do
ow
we
elliin
ng
g m
mu
usstt
b
be
e iin
nsstta
alllle
ed
d tto
o p
prre
ev
ve
en
ntt tth
he
e iin
ntte
errsstta
ag
ge
e cca
assiin
ng
gss ffrro
om
m
ssh
hiiffttiin
ng
g.. IIff tth
he
e cco
om
mp
prre
esssso
orr//m
mo
otto
orr a
asssse
em
mb
blly
y iiss
lliifftte
ed
d w
wiitth
ho
ou
utt d
do
ow
we
elliin
ng
g iin
nsstta
alllle
ed
d,, tth
he
e iin
ntte
errn
na
all
a
alliig
gn
nm
me
en
ntt m
ma
ay
y ssh
hiifftt.. IItt w
wo
ou
ulld
d tth
he
en
n b
be
e n
ne
ecce
essssa
arry
y tto
o
d
diissa
asssse
em
mb
blle
e a
an
nd
d tth
he
en
n rre
ea
asssse
em
mb
blle
e tth
he
e cco
om
mp
prre
esssso
orr
m
ma
akkiin
ng
g ssu
urre
e tth
ha
att a
allll iin
ntte
errn
na
all cclle
ea
arra
an
ncce
ess a
an
nd
d
ssp
pe
ecciiffiicca
attiio
on
nss a
arre
e p
prro
op
pe
err.. IIff d
do
ow
we
elliin
ng
g iiss n
no
ott
ffa
acctto
orry
y iin
nsstta
alllle
ed
d,, a
an
nd
d iitt iiss n
ne
ecce
essssa
arry
y tto
o iin
nsstta
allll
d
do
ow
we
elliin
ng
g,, cco
on
ntta
acctt tth
he
e llo
occa
all T
Trra
an
ne
e S
Se
errv
viicce
e
C
Co
om
mp
pa
an
ny
y.. T
Th
he
e cco
om
mp
prre
esssso
orr d
diisscch
ha
arrg
ge
e fflla
an
ng
ge
e a
an
nd
d
m
mo
ou
un
nttiin
ng
g ffo
oo
ott a
arre
e a
allsso
o d
do
ow
we
elle
ed
d a
att tth
he
e ffa
acctto
orry
y tto
o
p
prro
ov
viid
de
e p
prro
op
pe
err a
alliig
gn
nm
me
en
ntt d
du
urriin
ng
g rre
ea
asssse
em
mb
blly
y..
through
show factory-
installed compressor doweling. If components are not
factory doweled, doweling must be installed before
proceeding. Contact the local Trane Service Company.
Figure 7. Compressor dowelings on casings
Figure 8. Compressor doweling on evaporator foot
(these are standard on all CenTraVac
™
™
chillers)
Figure 9. Compressor doweling on condenser
discharge flange (these are standard on all CenTraVac
chillers)
1. Disconnect the inlet vane linkage.
a. Disconnect the rod end bearings connecting the
inlet vane operator levers to the guide vane
links as in
and
Leave the rod end bearing connecting the guide
vane links to the main drive levers attached.
N
No
otte
e:: Do not rotate the rod end bearings on the
shaft as this will alter the inlet guide vane
operations and compressor performance.
b. Remove the cotter pin securing the vane
operator stud to the vane drive and slide the
stud out of the main drive. See
c. Remove the hex head bolts securing the vane
drive support assemblies to the compressor
castings and remove the main drive and inlet
vane levers from the compressor as a unit. See
d. Remove the hex head bolts securing the vane
drive support assemblies to the compressor
castings and remove the main drive and inlet
vane levers from the compressor as a unit. See
Figure 10.
Vane actuator level on suction cover