Raw Water Pump (Exploded View) - Westerbeke 29.0 EGED 60Hz Operator's Manual

RAW WATER PUMP #052650
DISASSEMBLY
1. With the pump removed from the engine, remove cover
#3, the gasket #4 and withdraw the impeller #5.
2. Remove the cam securing screw #10 and remove
the
cam#8.
3.
Remove the inner wear plate #6.
4. Remove the internal circlip #18. .
S. Support the pump housing on a press with the impeller
opening up. ·
6. Press the shaft assembly #15, #16-1, #17 and#16-2 out of
the pump housing through the drive end. Spacer #14 and
slinger #13
will
come out with the shaft: assembly.
7. Remove bearing #16-2 from the shaft, extemal circlip #17
and bearing #16-1.
8. Push shaft water seal #7 out of the pump housing through
the impeller opening. Note the orientation of the seal for
CGtreetibstallation of the new seal. · · .
ASSEMBLY
1. Assemble bearing #16-2 onto the shaft Install extemal
circlip #17 and position bearing #16-2 so it
just
contacts
the circlip. Install bearing #16-1 onto the sh;rft and
· position
ii
so it contacts the circlip and bearipg #16-2.
FRONT ASSEMBLY
#2'ENO COVER SCREWS
(6)
M4x-tox8MM
034463
#6
WEAR PlATE
302574
.
.
2. Install the spacer #14 and slinger #13 on
the
shaft. Warm
the housing so to provide an easier press fit of the
shaft/bearing assembly into the housing. Using an
appropriate press, press the shaft bearing assembly into
the ho'!lsing so
that
the bearing #16-2
just
clears
the
intemal_ circlip #18 retaining slot ·
3. Install theintemal circlip #18.
4. Press -the shaft bearing assembly so
the
bearing #16-2 just
contacts the internal circlip #18. Rotate the shaft to ensure
no binding.
. S. Apply
rome
glycerine
io
the sealing lip of the shaft water
seal #7 properly orientated. Using a twisting motion, slide
the seal over
the
shaft until it t9ntacts the recess for the
seal in the housing. Then carefully press the seal fully
into the recess.
6. Insta,ll
the~
wear plate
#6
and the cam
#8,
applying
some se8Iant on the cams securing screw #10.
7. Apply some glycerine to the surface of the impeller's
housing and install the impeller #5.
8. Apply some glycerine to the vanes of the impeller that
· will contact
the
cover #3. Install the gasket #4 and cover
#3 and secure with the 6 screws· #2.
9. Re-install the pump on
the
engine.
·.#10
CAM RETAINING SC.REW
.053372 ..
-
\
.
;:iEE REAR ASSEMBLY BELOW
ROTE:
The
parts
shown along
with .
a glycerine pi:zck are included in .
WESTERBEKE'S PUMP KlT#053375
·~
,.
.
·#16-l-2 .
. . . SHAFT BALL BEARING (2)
053366
#18
;em
cuP ........ ,.-.
l"ffi!:JWESTERBEKE
~
'!nqi!Jes & (Jenerators
~~~~~P
f:irs
INTO ·
GROOvE IN PUMP BODY
.
.
. .
.