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Repair
c. For XP Lowers 145cc and larger: Remove
inlet ball, bottom o-ring, and shim. Then remove
remaining o-rings from top and bottom grooves
of inlet ball guide (15).
F
. 3: Disassemble XP Lowers 145cc and larger
IG
6. Stand lower upright in large vise. Using a rubber
mallet, loosen, but do not remove packing nut (2).
7. Remove locking pin (10) from lower cylinder (11).
8
2
TI8274a
10
TI8269a
8. Unscrew and lift outlet housing (8) straight up off
cylinder. Be careful not to scratch displacement rod
(1).
9. Remove cartridge assembly. Remove o-ring (27* or
29*) from bottom of outlet housing (8), and then
unscrew packing nut (2) from packing cartridge (7).
Remove female gland, male gland, v-packings (3),
and spring from packing cartridge (7).
2
Female Gland
Male Gland
Spring
7
8
NOTICE
To reduce the possibility of costly damage to
displacement rod (1) and lower cylinder (11), first
place lower cylinder on a soft block of wood. Always
use a rubber mallet or an arbor press to drive the
displacement rod out of the lower cylinder. Never use
a hammer to drive the rod out. Damage to the rod
end will shorten pump life.
8
1
TI8309b
}
3
32*
TI8467a
311762ZAP
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