Disassembly And Inspection Of Water Pump - Cadillac 54-6219 1954 Shop Manual

ENGINE COOLiNG
Rerrve two screws which secure rnmpreeeor
uiuunting bracket to right upper arid loear water
pump outlet flanges.
d. Remuve compressor at'ppert strep to thenno
star hotising screw, and move support nut of rho
'nay.
C. Loosen cnmpressor support
ii
cylinder block
screw.
5. Remove the power steering hydraulic pump
from the cyiiudc r hc:ad in order to remove tIre Water
puni p left uurle t Clan go screws from c yl in&r he ad
Remove the four screws which hold the pump
inlet flanges to the cylinder block anti remove tire
water pump with gaskets On Air Cunditioner e.ra,
lift rite pump out toward tire left side of the engine.
9 Disassembly and Inspection
of Water Pump
a.
bi.as.embiy
1. Re move the r mba i a I housing from pu nip by re
-
moving the four cap screws and gasket.
2. Remove thermostat from pump hody.
1. Remove screws which hold fan blade assem
me
and pul Icy to hub end remove blade assembly
and pulley.
4. Remove cap screws which hold cover plate 01
pump body and rornuve cover plate and gasket.
5. Remove tItO plastic impeller frum pcnip shaft
with Water Pump Impeller Poller Too] No. J-3211,
Fig. 13-5.
6. !ieinove seal. daotpe'te r, a,11 seal wssher
aasenibly from pump body.
b Inspection
Inspect he iuipelle r blades for iad car ion of
improper clearance or for escessive wear.
1. Inspect sea lwasher and spring loaded seal
for wear or cracks and repLace if necessary
S. Check shaft bearing in pump for roughness Or
eacesaive end play. If found defective, remove the
hab, shaft. al ingot, and bearing assembly by pres
-
sing out through the front of the pump ,dv.
4. Fixamine machined seal surface
I:,
pomp fur
scratches or tricks and refinish wi:h Water Jmp
Seal Seat Refinishing Tool, No. J -2999A, as shown
in Fig. 13-6.
20 Assembiy of Water Pump
If bearing, shaft, and simper assembly has
been removed, replace :,y prancing new assembly
into body, using Water ?,mnp Shaft Ins Ia ?l er and
Hub Spaeer,Tool No.
J
.3249, s.c shown in Fig. 13-7.
2. Install washer and seal asssmhi y over the
driving tmogs nf slinger. Washer shotild slide freely
over 'hips of slinger.
3, Press impeller on shaft, until outer face Of
Impeller is .005 to .010 inches below back face ol
water pump.
Fi. 13-3 Rama,in "cellar Fru.p
Fo,rç
F,;,,,.
L
Fig. 12-6 RefI
oF thin1 Wot&r
romp
a I
5et