6
PRESTO P4 LEVEL LOADER OWNER’S MANUAL
1. The unit is supplied with a power cord which
is 10' long. You must provide a two-prong
outlet within this distance from the unit. The
circuit should be provided with a 20 amp
circuit breaker or fuse.
WARNING!
To avoid fire danger, be sure to
provide a circuit breaker or fuse.
2. The standard unit has a foot switch
assembly. Position the control box in a
convenient location near the unit.
3. Check the level of the hydraulic fluid in the
tank. In order to check the level, lower the
unit completely and unplug the power cord.
Remove the rear cover on the unit. When
the unit is fully lowered, the oil should be 1/
2" to 3/4” (13 to 19 mm) below the top of the
tank. Add oil as necessary.
Testing
1. Clear the area around the unit. Remove any
loose wires, lumber, or other materials
which might get in the way of the unit as it
raises or lowers.
2. Warn others to stay away from the unit.
Operate the unit through its full range of
travel. The unit should rise smoothly with a
quiet humming sound, and lower smoothly
and quietly. Raise and lower the unit a few
times to check the lifting action.
WARNING!
As
the
platform
moves
up
and
clown,
“pinch
points”
are
created
at
the
places
shown
in
Fig.
2.
If
you
are
standing
too
close
to
the
unit
when
it
is
moving,
your
arm
or
leg
may
be
caught
in
the
moving
parts,
and
you
may
be
hurt.
Stay
away
from
the
pinch
points
when
the
unit
is
moving.
3. Test the unit with the rated load. If the unit
does not rise, and you hear a loud squealing
noise, the pressure relief valve is operating.
Contact Presto Lifts for instructions.
WARNING!
Don’t
continue
to
use
the
unit
if
this
happens
-
the
pump
will
overheat
very
quickly,
and
may
be
permanently
damaged.
Do
not
try
to
adjust
the
relief
valve.
If
you
change
the
setting
Содержание P4
Страница 19: ...PRESTO P4 LEVEL LOADER OWNER S MANUAL 19 ...
