Manual

CONTINUED
Using a 5/64” hex key, unscrew and remove the Back-Check
Assembly from the manifold SEE FIGURE 13.7. The Back-
Check Assembly comprises of three parts; the Back-Check
Ball, the Back-Check Spring and the Back-Check Cap SEE
FIGURE 13.8.
If the Back-Check Ball or Spring is deformed
or damaged replace as necessary using authentic Geo2
Spares.
Rebuild the Back-Check Assembly by placing the Back-
Check Ball into hole in the manifold and then attach the
Back-Check Spring to the end of the Back-Check Cap as
shown in
FIGURE 13.9. Holding the manifold on its end,
insert the connected Spring and Cap into their designated
hole in the manifold SEE FIGURE 13.10. Using a 5/64 hex
key screw the Back-Check Cap back into the manifold to
hold the contents of the Back-Check Assembly in place
SEE FIGURE 13.11.
1
Using an appropriately sized Phillips head screwdriver,
remove the Spool Pack Retaining screw from the manifold
SEE FIGURE 13.12 and using a pair of needle nosed pliers
remove the Spool Pack from the manifold SEE FIGURE
13.13
.
1
If any of the components of the Back-Check assembly are
damaged or not installed correctly they will prevent the marker
from operating correctly.
FIG 13.7
FIG 13.8
FIG 13.12
FIG 13.11
FIG 13.9
FIG 13.13
FIG 13.12
FIG 13.10
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