25
07
Disassembly
Manual 1807 Rev B p/n 001807 0000
14. Remove the closed head by unscrewing the
closed head securing cap screws and breaking
the seal between the closed head and the
cylinder.
15. Remove the closed head piston and slide pin.
Note how they were removed so that they may
be later reassembled in the same position.
16. Remove the closed head bearing if necessary,
by pressing it out of the closed head.
NOT: N Do not mar the nished faces of the head.
17. Remove the shaft and cams as follows:
a. Remove the closed head cam, if
necessary, by tapping the shaft through
the cam using a lead mallet or hammer
and wooden block.
b. Remove the shaft with the open head
cam attached. Do not remove the open
head cam unless replacement of the shaft
or cam is necessary. If cam removal is
necessary, press the cam from the shaft.
18. If seal removal is necessary, tap out the center
wall seal with a wooden block and hammer.
19. Remove additional parts, such as elbows,
drain plugs, and the sight glass, as required to
complete pump disassembly.
20. Inspect all parts for wear and damage.
Replace components as required.
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