Perkins 1103 Disassembly And Assembly page 55

SENR9779-02
NOTICE
Keep all parts clean from contaminants.
Contaminants may cause rapid wear and shortened
component life.
Illustration 104
1. Remove the setscrews (1) from the cover (2) of
the water pump (3). Remove the joint between the
cover (2) and the water pump (3). Discard the joint.
Note: All of the other setscrews are removed during
the removal of the water pump.
Illustration 105
2. Drill twelve 6.35 mm (0.25 inch) holes between
the existing holes in the impeller (4). Break pieces
from the impeller (4) in order to install a suitable
puller (5) with two legs onto the impeller. Remove
the impeller (4) with the suitable puller (5).
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Illustration 106
Note: It will be necessary to break the coolant seal
(6) in order to remove the coolant seal from the water
pump (3).
3. Drill three 3.175 mm (0.125 inch) holes that are
equally spaced into the coolant seal (6). The
holes should be drilled into the face of the coolant
seal (6) that would have faced the impeller (4).
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Insert three 25.4 mm (1.00 inch) long self-tapping
screws into the drilled holes. Insert a suitable lever
into the coolant inlet of the water pump (3). Use
the suitable lever under the self-tapping screws
in order to evenly pull the coolant seal (6) off the
shaft (7). If necessary, remove the center sleeve
of the coolant seal from the shaft with a suitable
extractor.
4. Remove the outer circlip (8) and discard the outer
circlip. Remove the inner circlip (9) and discard
the inner circlip.
Disassembly and Assembly Section
55
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