68
TK 56433-5-MM-EN
Figure 78.
Model Number Location
1.
“X430P” Indicates Pressurized Seal Cavity
Hex Drive Compressor Seal
Replacement
1. Remove the compressor from the unit.
2. Remove the six mounting flange bolts and remove
the mounting flange.
3. Remove the three seal plate bolts and use a slide
hammer to remove the seal plate.
N
No
otte
e:: Use slide hammer P/N 204-638 and adapter P/
N 204-640 to obtain the 5/16-18 male thread
needed to fit the seal plate.
4. Place the seal plate gasket side down on a work
bench and push the hard ring out of the seal plate.
N
No
otte
e:: Provide a clean soft surface for hard ring to
fall onto when pushed out of the seal plate.
5. Remove the small lip seal from the seal plate, but
do not remove the larger, internal lip seal unless it
is damaged.
6. Remove the bellows assembly from the shaft by
prying evenly on each side with small pry bar.
7. Retain all old seal parts for warranty return if
required.
8. Clean all parts thoroughly to remove all oil and
gaskets.
9. Polish the crankshaft with crocus cloth if it is rusted
or dirty. Do not allow abrasives to contaminate the
compressor.
10. Install the new lip seal in the seal plate with the lip
side facing out and the flat side facing toward the
compressor.
Figure 79.
Lip Seal Installation
1.
Lip Side Facing Out
2.
Flat Side Toward Compressor
N
NO
OT
TIIC
CE
E
E
Eq
qu
uiip
pm
me
en
ntt D
Da
am
ma
ag
ge
e!!
D
DO
O N
NO
OT
T tto
ou
ucch
h o
orr d
da
am
ma
ag
ge
e tth
he
e p
po
olliissh
he
ed
d sse
ea
all ffa
acce
e
ssu
urrffa
acce
ess o
on
n tth
he
e h
ha
arrd
d rriin
ng
g.. K
Ke
ee
ep
p tth
he
e p
prro
otte
eccttiiv
ve
e cca
ap
p
iin
n p
po
ossiittiio
on
n o
on
n tth
he
e b
be
ellllo
ow
wss u
un
nttiill ffiin
na
all a
asssse
em
mb
blly
y..
11. Apply clean compressor oil to the new O-ring and
install it in the seal plate. Apply clean compressor
oil to the new hard ring. Verify the hard ring
installation tool (P/N 204-953) is clean. Use the hard
ring installation tool to push the hard ring (with the
polished surface toward the installation tool) fully
into the seal plate. Do not pinch the O-ring.
N
No
otte
e:: If the installation tool is not available, use the
pad in the new seal packaging to protect the
polished surface of the hard ring during
assembly.
Figure 80.
Hard Ring Positions
1.
This Side Toward Seal Plate
2.
This Side Toward Compressor
