Presto Lifts ECOA Series Manual de usuario

Presto Lifts P4 ManualJune 6 2019

P4 Floor Height Load Leveler

Owner’s Manual

Presto Lifts Inc.

50 Commerce Way, Norton, MA 02766

Phone: 800.343.9322

Fax: 888.788.6496

www.PrestoLifts.com

Email: [email protected]

Model:

Serial Number: __________________________

Date placed in

service:

__________________________

Presto Lifts P4 Manual2

Contents

1 Introduction............................................................................................................. 4

1.1 Responsibilities of Owner and Users.................................................................................. 4

1.2 Responsibilities of Operators.............................................................................................. 5

2 Safety....................................................................................................................... 7

2.1 Safety Alert Symbols ............................................................................................................ 7

2.2 Signal Words ......................................................................................................................... 7

2.3 Safety Devices....................................................................................................................... 7

3 Labeling................................................................................................................... 7

3.1 Label Placement Diagram .................................................................................................... 8

4 Installation............................................................................................................... 9

5 Operation............................................................................................................... 10

5.1 Relocating the Machine.......................................................................................................11

5.2 Loading ................................................................................................................................ 12

5.3 Raising and Lowering the platform................................................................................... 12

6 Maintenance & Repair.......................................................................................... 12

6.1 Periodic Maintenance ......................................................................................................... 13

6.1.1 Monthly........................................................................................................................ 13

6.1.2 Annually....................................................................................................................... 13

6.2 Relieving Hydraulic System Pressure............................................................................... 14

6.3 Cleaning the Down Valve.................................................................................................... 15

6.4 Replacing Hydraulic Fluid.................................................................................................. 15

6.5 Ordering Replacement Parts.............................................................................................. 16

7 Troubleshooting ................................................................................................... 16

8 Electrical................................................................................................................ 18

8.1 Wiring Schematic ................................................................................................................ 18

9 Hydraulics ............................................................................................................. 18

9.1 Hydraulic Power Unit.......................................................................................................... 19

9.2 Hydraulic Schematic........................................................................................................... 19

10 Components........................................................................................................ 20

11 Warranty & Contact Information ....................................................................... 21

Presto Lifts P4 Manual3

This label (part # 10095524)

is required by California law.

For more information visit

www.65Warnings.ca.gov.

This label (part # 10095524)

is required by California law.

For more information visit

www.P65Warnings.ca.gov.

Presto Lifts P4 Manual4

1. Introduction

1.1 Responsibilities of Owner and Users

Basic Principles - Owners/users shall apply sound principles of safety, training, inspection,

maintenance, and expected operating environment. It shall be the responsibility of the owner/user

to advise the manufacturer where deection may be critical to the application.

Manuals - Owners/users shall keep and maintain a copy of the operating and maintenance

manual(s) and ensure its availability to operating and maintenance personnel.

Inspection and Maintenance - It shall be the responsibility of the users to inspect and

maintain the machine as required to ensure proper operation. The frequency of inspection and

maintenance shall be based upon the manufacturer’s recommendations and be compatible with

operating conditions and the severity of the operating environment. Machinery that is not in proper

operating condition shall be immediately removed from service until repaired. Maintenance and

repairs shall be made by a qualied person and the repairs shall be in conformance with the

manufacturer’s recommendations.

Maintenance Safety Precautions - Before adjustments and repairs are started on the machine,

the following precautions shall be taken as applicable:

1. Remove the load from the load enclosure.

2. Lower platform to the full down position.

3. Relieve system pressure from all circuits before loosening or removing any components.

4. All controls in the “off’ position and all operating features secured from inadvertent motion

by brakes, blocks, or other means.

5. Disconnect power and follow established owner/user lockout/tag out policies.

6. Follow precautions and directions as specied by the manufacturer.

Replacement Parts - When parts or components are replaced, they shall be replaced with parts

or components approved by the original manufacturer.

Maintenance Training - The user shall ensure only qualied personnel inspect and maintain the

machine in accordance with the manufacturers recommendations.

Operator Training - An owner/user, who directs or authorizes an individual to operate the

machine shall ensure that the individual has been:

1. Trained in accordance with the manufacturer’s operating manual.

2. Made aware of the responsibilities of operators as outlined in section 1.4 of this manual.

3. Retrained, if necessary, based on the owners/user’s observation and evaluation of the

operator.

Modications and additions shall not be performed without the manufacturer’s prior written

approval. Where such authorization is granted, capacity, operation, and maintenance instruction

plates, tags, or decals shall be changed accordingly.

Presto Lifts P4 Manual5

1.2 Responsibilities of Operators

Basic Principles - Operators shall apply sound principles of safety and good judgment in

the application and operation of the machine with consideration given to its intended use

and expected operating environment. Since the operator is in direct control of the machine,

conformance with good safety practices is the responsibility of the operator. The operator shall

make decisions on the use and operation with due consideration for the fact that his or her own

safety as well as the safety of other personnel on or near the machine is dependent on those

decisions.

General Training - Only personnel who have received general instructions regarding the

inspection, application and operation of machine, including recognition and avoidance of hazards

associated with their operation, shall operate the machine. Such topics covered shall include, but

not necessarily be limited to, the following issues and requirements:

1. A pre-start inspection

2. Responsibilities associated with problems or malfunctions affecting the operation of the

machine.

3. Factors affecting stability

4. The purpose of placards and decals

5. Workplace inspection

6. Safety rules and regulations

7. Authorization to operate

8. Operator warnings and instructions

9. Actual operation of the machine. Under the direction of a qualied person, the trainee shall

operate the machine for a sufcient period of time to demonstrate prociency in actual

operation of the machine.

Pre-start Inspection - Before use each day or at the beginning of each shift, the machine shall be

given a visual inspection and functional test including but not limited to the following:

1. Operating and emergency controls

2. Safety devices

3. Hydraulic system leaks

4. Electrical cables and wiring harness

5. Loose or missing parts

6. Nameplates, precautionary and instructional markings and/or labeling

7. Guarding system

8. Items specied by the manufacturer

Problem or Malfunctions - Any problems or malfunctions that affect the safety of operations shall

be repaired prior to the use of the machine.

Before Operations - The operator shall:

1. Read and understand the manufacturer’s operating instruction(s) and user’s safety rules or

have them explained

2. Understand all labels, warnings, and instructions displayed on the machine or have them

explained.

Presto Lifts P4 Manual6

Workplace Inspections - Before the machine is used and during use, the operator shall check

the area in which the machine is to be used for possible hazards such as, but not limited to:

1. Bumps, oor obstructions and uneven surfaces

2. Overhead obstructions and electrical hazards

3. Presence of unauthorized persons

4. Other possible unsafe conditions as noted in the operating manual.

Operator Warnings and Instructions - The operator shall ensure the operation of the machine

is in compliance with the following:

Guarding system - Guarding shall be installed and positioned, and access gates or openings

shall be secured per the manufacturer’s instructions.

Distribution of load - The load and its distribution on the platform shall be in accordance with the

manufacturer’s rated capacity for that specic conguration.

Maintaining overhead clearance - The operator shall ensure that adequate clearance is

maintained from overhead obstructions and energized electrical conductors and parts.

Point of Operation - The operator shall not place any part of their body under the platform.

Precaution for moving equipment - When other moving equipment or vehicles are present,

special precautions shall be taken to comply with the safety standards established for the

workplace.

Reporting problems or malfunctions - The operator shall immediately report to a supervisor any

problem(s) or malfunction(s) that become evident during operation. The operator shall ensure all

problems and malfunctions that affect the safety of operations are repaired prior to continued use.

Capacity limitation - Rated capacity shall not be exceeded when loads are transferred to the

load enclosure.

Work area - The operator shall ensure the area surrounding the machine is clear of personnel and

equipment before lowering the load enclosure.

Securing the machine - The operator shall comply with the means and procedures provided to

protect against use by an unauthorized person(s).

Altering safety devices - Safety devices shall not be altered or disabled.

Modications or alterations of the machine or the fabrication and attaching of frameworks or the

mounting of attachments to the machine or the guarding system shall only be accomplished with

prior written permission of the manufacturer.

Assistance to the operator - If an operator encounters any suspected malfunction or any hazard

or potentially unsafe condition relating to capacity, intended use or safe operation the operator

shall cease operation of the machine and request further instruction from the owner/user.

Problems or malfunctions - Any problem(s) or malfunction(s) that affect the safety of operations

shall be repaired prior to the use of the machine.

Presto Lifts P4 Manual7

2. Safety

All personnel installing, operating, and maintaining this machine shall read and understand this

manual. For questions or concerns contact the manufacturer.

This machine shall be installed, operated, and maintained by trained and/or qualied personnel

only.

2.1 Safety Alert Symbols

A symbol that indicates a hazard. It is composed of an equilateral triangle surrounding an

exclamation mark. The safety alert symbol is only used on hazard alerting signs. It is not used on

safety notice and safety instructions signs.

A – For use with DANGER signal word; (safety white triangle, safety red exclamation mark, safety

red background)

B – For use with WARNING signal word; (safety black triangle, safety orange exclamation mark)

C – For use with CAUTION signal word; (safety black triangle, safety yellow exclamation mark)

D – For use with DANGER, WARNING, or CAUTION signal words; (D is a safety yellow triangle

with a safety black border and safety black exclamation mark;

2.2 Signal Words

DANGER Indicates a hazardous situation that, if not avoided, will result

in death or serious injury.

WARNING Indicates a hazardous situation that, if not avoided, could

result in death or serious injury.

CAUTION Indicates a hazardous situation that, if not avoided, could

result in minor or moderate injury.

NOTICE Indicates information considered important, but not hazard-

related (e.g., messages relating to property damage).

2.3 Safety Devices

This machine is equipped with devices and features to protect the operator and nearby personnel

from severe injury or death. These features and devices shall be installed and functioning correctly

during operation.

Photo Eye Toe Protection: This machine is equipped with a photo eye across the front opening.

This photo eye detects when there is an obstruction in the path of the platform and prevents the

platform from raising or lowering until the obstruction is cleared.

3. Labeling

This machine has labeling to indicate potential hazards this machine may pose when operating

and/or maintaining the machine. All labels must be legible. If any label is missing, damaged, or

otherwise illegible contact the manufacturer for replacement labels.

ABCD

Presto Lifts P4 Manual8

3.1 Label Placement Diagram

LD DCL 2.00X3.00 PRESTO SERIAL ID BLANK

BK-LD 1.62X7.00 PRESTO ALPHA

10079930

C180N

LD DCL 2.00X3.00 PRESTO SERIAL ID BLANK

BK-LD 1.62X7.00 PRESTO ALPHA

10079930

C180N

LD DCL 2.00X3.00 PRESTO SERIAL ID BLANK

BK-LD 1.62X7.00 PRESTO ALPHA

10079930

C180N

Presto Lifts P4 Manual9

4. Installation

Before Installation read and understand this manual. Only trained and/ or qualied personnel

shall install this machine. Remove all packaging and inspect the machine for damage and/ or

missing components. Contact the manufacturer if damage is found or components are missing.

The owner/ installer is responsible for ensuring all codes and ordinances are met and any

necessary permits are obtained prior to installation.

Anchoring this machine is optional. Four anchor holes are provided if anchoring the machine is

preferred.

Electric motors can create sparking, do not install in an area where

ammable materials are present.

This machine must be installed in an area protected from rain and

moisture.

This machine must be installed and operated on a solid, level surface

capable of supporting the machine and it’s maximum rated capacity.

Do not sit, stand, or ride on the platform.

Fork trucks, pallet jacks, or other lifting devices used for moving this

machine must be capable of lifting 2000 lb. minimum.

Machines equipped with 1HP 115/1/60 power units must be powered

using a dedicated circuit with a 20 amp breaker.

Do not power this machine with an extension cord or the motor and

other electrical components may be damaged.

Do not enter beneath the platform.

This machine is shipped with two bolts threaded into inside of each side panel. These bolts allow

for the lifting of the machine.

To remove the machine from the shipping pallet:

1. Unfasten the machine from the pallet.

2. Plug the machine in and raise the platform until the vertical sides just come in contact with

the bolts.

Do not continue to power the machine after the platform contacts the

bolts or the machine may be damaged.

3. Unplug the machine and store the power cord so it does not get damaged during transport.

4. Carefully insert the forks of a fork truck under the platform and raise the forks until they

come in contact with the bottom of the

platform.

Insert forks completely

and ensure the

machine’s center of

mass is supported when

transporting.

5. Continue to carefully raise the forks until

the machine raises off of the pallet.

APPROXIMATE

CENTER OF

MASS

INSERT FORKS UNDER PLATFORM.

ENSURE FORKS ARE INSERTED

COMPLETELY AND MACHINE’S

CENTER OF MASS IS SUPPORTED

Presto Lifts P4 Manual10

6. Carefully move the machine to the desired location.

This machine may be operated without being anchored. If anchoring the machine is

desired:

1. With the machine in the desired position mark the anchor holes located at each corner of

the machine.

2. Move the machine and drill holes for the anchors.

3. Move the machine back into position and anchor the machine using appropriate anchors.

Once the machine has been positioned plug the machine in, lower the platform to the fully lowered

position and remove the two bolts. These bolts can be stowed in the holes in the center vertical

post on the outside of the side panels.

The two bolts must be removed before attempting operate the machine

or the machine may be damaged.

5. Operation

Crush, pinch, and shear points exist; keep hands, feet, and loose

clothing away from machine during operation.

Do not enter beneath the platform.

Verify the area around the machine is clear of debris and/ or personnel

before operating.

The two bolts used to relocate the machine must be removed before

operating the machine or the machine may be damaged.

Only trained and/ or qualied personnel shall operate this machine.

Personnel operating this machine must read and understand this

manual.

Do not sit, stand, or ride on platform.

Before each use, inspect the machine for excessive wear or damage. Verify all precautionary

labeling is legible. Verify the photo eye across the load opening is functioning correctly by placing

an object in the path of the light and attempting to raise and lower the platform. The platform must

not lower or raise if the photo eye is obstructed.

BOLTS USED TO LIFT THE

MACHINE THREADED INTO

VERTICAL POST ON INSIDE OF

SIDE PANELS (BOTH SIDES)

ANCHORING POINTS

EACH CORNER.

BOLTS CAN BE STOWED IN THE

HOLES ON THE OUTSIDE OF

THE VERTCAL CENTER POST

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