Thermo King X430 - Seal Plate and Shaft Seal Installation

Disassembly
and Reassembly
(Bev.
7, 12101)
TWO-PIECE
COMPRESSOR SEAL PLATE
AND
MOUNTING FLANGE ASSEMBLY
In
the third
quarter
1988 rhe compressor seal
plate/mounr-
ing flange
was
changed to a two-piece assenbln This
change allows removnl of the mounting flange without los
ing the rcffgeration
charge.
The
two-piece assembly uses
nine bolts, six mount the flange,
and three mount the seal
SEAL PLATE ASSEMBLY
Over lhe
past
sevcflrl
ye,Is
th€ following three types of
seals hrve been
used to seal the drive end ofthe crankshaft
fron leaking refrigerant.
.
Spring haded Neopr€ne
Bellows Typ€-Two Cylinder
.
Mctal Bellows Type With
Set Scr€ws-Four Cylinder
Compressors with 1.0 in. diamercr cr:rnkshafts
NOTE: Ea
r four
cJEnder
comprcsson with 1.0 in.
diancrer crunkshafa used
a neoprene be ows seal.
Thcse scab shouA he replaced
vith a mctal bellavs
tlpe
il
urins R&1A, R'107C, RI31A, ot R22
rcIiset-
.
Metal Bellows
Type
with
Drilc TangFFour
Cylinder
Comprcsson
with
I.l8? in. diameter crmkshrfts
Rcmoval
L R€move the
Seal Plat€/Mounting Flange.
Two-Piece
Seal
Plale/Mounling
nange Onl,
a. Removc
lhe
six
mounting flnnge boks and remove
the mounting
flangc.
b. Use a slide hammer to
remove the seal
plate.
't.
Dusl
Seal
(Lip
Seal)
2. Seal Plate
3.
Thre€
Seal Plate Mountino Holes.
4. N,lountina Flanoe
Six Mountinq Flanoe Holes
Figure 18: TN)o-Piece
Seal Plate/Mounting Flange
14