Service manual

PRESTO OWNER’S MANUAL Page 5 WP & WPS Series Work Positioners
Pick the lift up by the top cross member of the
lift. Have all personnel completely cleared from
the area because the lift will begin to swing when
it is clear of the pallet.
Pick the lift up approximately six inches above
the pallet. Once raised and secure remove the
pallet from below the lift then lower the lift.
S E C T I O N 4
OPERATION
A. OPERATING INSTRUCTIONS:
To raise the lift, push the control handle or
activate the UP BUTTON on a remote con-
trol.
To lower the lift, pull the control handle or
activate the DOWN BUTTON on a remote
control.
Whenever the controls are released, the lift
stops.
AUTHORIZED OPERATORS SHOULD READ
AND UNDERSTAND ALL INSTRUCTIONS,
PRECAUTIONS AND WARNINGS. IMPROP-
ER USE OF THIS LIFT COULD RESULT IN
INJURY AND/OR DAMAGE TO THE LOAD
AND/OR EQUIPMENT.
Inspect the lift for damaged or worn parts.
Do not use if not in safe operating condition.
Use lift only on hard level surfaces.
Make sure load is evenly distributed, not
loose or unstable and is as far back as pos-
sible on the platform or forks. Do not pick
up loads on the tips of the forks or edge of
platform.
Adjust forks to the maximum practical width
on a fork model lift if they are adjustable.
Pick loads up on both forks, not one.
Do not overload. Check load center and lift
weight capacities that are located on the data
plate.
Make sure work area is clear of all obstruc-
tions.
Check overhead clearance before lifting loads
or transporting.
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2.
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Make sure oor lock pad is in rm contact
with oor before lifting load, lowering load
or using as a workstation.
Brace or block lift when sliding loads on or
off platform or forks.
B. DAILY OPERATIONS MAINTENANCE
CHECKS:
1. Battery
Check for corroded and loose terminals. A
white powder substance will be present if
there is any existing corrosion.
Check for loose battery tie-downs.
Visually inspect for any cracks or damage to
the casing.
2. Charger
Inspect wire connections.
Check power cord for nicks/damage.
Check charger for proper mounting.
3. Hydraulic System
Inspect pump and cylinder for oil leaks.
Check hydraulic oil level. Unscrew breather
plug on power unit with forks platform uid
will be ½ - ¾ of an inch from opening all the
way down.
Check hydraulic ttings and hoses
4. Frame Assembly
Check oor lock.
Check placement of safety screen.
Check chain roller assembly.
Check for any worn or damaged parts.
S E C T I O N 5
MAINTENANCE
A. INSTRUCTIONS:
Grease wheels and casters at least once a
month to maintain easy roll of lift.
Use only Hydraulic Oil (Conoco Super Hy-
draulic 32 or equivalent) in the hydraulic sys-
tem. NEVER USE HYDRAULIC BRAKE
FLUID.
Do not overload your lift.
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