Maintenance instructions – Allmand Brothers Allmand 8.5 10 FT BACKHOE User Manual
Page 30
30
MAINTENANCE INSTRUCTIONS
CYLINDER SEAL REPLACE
ASSEMBLY PR0CEDURE
4.
Remove the hex nut, piston, flat
washer
or
spacer
tube
(if
so
equipped),
and
gland
from
the
cylinder
rod.
If
the
cylinder
rod
is
rusty,
scratched,
or
bent,
it
must
be
replaced.
G E N E R A L
IMPORTANT: Replace all seals even
if they do not appear to be damaged.
Failure
to
replace
all
seals
may
result
in
premature
cylinder
failure.
1.
Install
the
cylinder
rod
seal
in
the
gland
first.
Be
carefull
not
to
damage
the
seal in the process as it is somewhat
difficult
to
install.
A
special
installation
tool
is
available
to
help
with
installing
the
seal.
Simply
fit
the
end
of
the
tool
over
the
seal
so
that
the
large
prong
of
the
tool
is
on
the
outside
of
the
seal,
and
the
two
smaller
prongs
on
the
inside.
The
lip
of
the
seal
should
be
facing
towards
the
tool.
5.
Remove
and
discard
all
the
old
seals.
Rotate
the
handles
on
the
tool
around
to
wrap
the
seal
around
the
end
of
the
tool.
3.
Inspect
the
piston
and
the
bore
of
the
cylinder
tube
for
deep
scratches
or
gall-
ing.
If
damaged,
the
piston
and
cylinder
tube
must
be
replaced.
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