SEAL
SEAT
FIGURE
23.
PUMP
M32-0115
WATER
PUMP
#132-0115
Water pump #132-0115 is a neoprene impeller type
pump (see Figure 23). An alternate pump was occa-
sionally used for part number 132-0115. Refer to the
rebuild procedures for pump #132-0146 if the pump
being serviced does not match the pump shown
in
Figure 23.
Disassembly
1.
2.
3.
4.
5.
6.
Remove the pump end plate screws and lock
washers, end plate, and gasket.
Pull out neoprene impeller with a pair of pliers,
being careful not to damage the pump body.
If further disassembly is necessary, disconnect
the hoses and remove
the
two capscrews holding
the pump to the engine. Lift pump from engine.
Remove the snap ring from
the
drive end of the
pump shaft.
Remove the shaft assembly by tapping lightly on
the
drive end of the shaft. Use a brass or wood
dowel to avoid damaging the shaft.
Slide the seal and spring assembly off the drive
end
of
the shaft.
7. Insert the drive end of the shaft into
the
impeller
end
ofthepump.Guidetheshaftthroughthesea1
until the shaft shoulders against the bearing. Tap
lightly
on
the shaft with
a
brass
or
wood dowel
until the bearing isout.
Also
remove theoil slinger
or O-ring.
8.
Insert the impeller end of theshaft into the engine
end of the pump and guide
it
through until the
snap ring shoulders against the seal seat. Tap
lightly on the shaft until
the
seal seat is out.
9.
The graphite bushing in
the
end plate may be
removed by drilling.
Do
not drill through the end
of the cover plate.
Assembly
Inspect the pump housing for wear, rough surfaces,
or pitting and replace if any of these condition sexist.
Replace any other worn components such as bear-
ings, bushings, seal, seal seat, and impeller. Use a
new end plate gasket when reassembling.
A
new
bushing may be pressed into the end plate after
cleaning. Pump assembly is the reverse of disas-
sembly.
29
Redistribution or publication of this document,
by any means, is strictly prohibited.
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