MBW GPR57 Service Manual

OPERATOR’S SAFETY

Website: www.mbweurope.com

AND SERVICE MANUAL

GPR

is manual covers the following serial numbers
and higher for each model listed:

GPR78...........................................7800110

VIBRATORY PLATES

MBW, Inc.

250 Hartford Rd • PO Box 440
Slinger, WI 53086-0440
Phone: [phone]
Fax: [phone]
Email: [e-mail]
Website: www.mbw.com

MBW Europe Ltd.

Units 2&3 CochraneStreet

Bolton BL3 6BN
England, UK
Phone: [phone]
Fax: [phone]

E-mail: PEZHXURSH#PEZFRP

MBW FR.R.L.

Z.A. d’Outreville
11 Rue Jean Baptiste
Néron,
60540 BORNEL
France
Email: [e-mail]
Phone:[phone]




©

©MBW, Inc. 201

TABLE OF CONTENTS

Safety Information . . . . . . . . . . . . . . . . . . . . . . 1

Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

Parts Replacement Cycles and Tolerances . . . . . . . 7

Safety Precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

Safety Decals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

Safety Decals: GPR78H (Decal Set #16031) . . . . . . . 3

Specifications. . . . . . . . . . . . . . . . . . . . . . . . . .2

Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3

Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3

Before Starting & Operating . . . . . . . . . . . . . . . . . . . . 3

Engine. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3

Stopping Engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

Lifting/Transporting . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . .5

Maintenance Schedule . . . . . . . . . . . . . . . . . . . . . . . . 5

Fluid Levels. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

Engine Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . 5

Engine Speed . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

Replacement Parts . . . . . . . . . . . . . . . . . . . . .8

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. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

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Warranty . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

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Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6

Torque Chart. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

Service Tools . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

CALIFORNIA PROPOSITION 65 WARNING

WARNING

Engine exhaust and some of its constituents are

known in the state of California to cause cancer, birth

defects, and other reproductive harm.

SAFETY INFORMATION

WARNING

CAUTION

Introduction

This Safety Alert Symbol is used to call attention
to items or operations which may be dangerous
to those operating or working with this

equipment. The symbol can be found
throughout this manual and on the unit. Please read these
warnings and cautions, along with all decals, carefully
before attempting to operate the unit. Make sure every
individual who operates or works with this equipment is
familiar with all safety precautions.

GENERAL WARNING. Indicates information
important to the proper operation of the
equipment. Failure to observe may result in
damage to the equipment and/or severe bodily
injury or death.

GENERAL CAUTION. Indicates information
important to the proper operation of the
equipment. Failure to observe may result in
damage to the equipment.

Safety Precautions

LETHAL EXHAUST GAS: An internal

combustion engine discharges carbon
monoxide, a poisonous, odorless, invisible
gas. Death or serious illness may result if
inhaled. Operate only in an area with proper
ventilation. NEVER OPERATE IN A
CONFINED AREA!

DANGEROUS FUELS: Use extreme caution
when storing, handling and using fuels, as
they are highly volatile and explosive in vapor
state. Do not add fuel while engine is running.
Stop and cool the engine before adding fuel.
DO NOT SMOKE!

SAFETY GUARDS: It is the owner's
responsibility to ensure that all guards and
shields are in place and in working order.

IGNITION SYSTEMS: Breakerless, magneto,
and battery ignition systems can cause severe
electrical shocks. Avoid contacting these
units or their wiring.

SAFE DRESS: Do not wear loose clothing,
rings, wristwatches, etc. near machinery.

NOISE PROTECTION: Wear OSHA specified
hearing protection devices.

EYE PROTECTION: Wear OSHA specified
eye shields, safety glasses, and sweat bands.

FOOT PROTECTION: Wear OSHA specified
steel-tipped safety shoes.

HEAD PROTECTION: Wear OSHA specified
safety helmets.

DUST PROTECTION: Wear OSHA specified
dust mask or respirator.

OPERATOR: Keep children and bystanders
off and away from the equipment.

REFERENCES: For details on safety rules and regulations
in the United States, contact your local Occupational Safety
and Health Administration (OSHA) office. Equipment
operated in other countries must be operated and serviced
in accordance and compliance with any and all safety
requirements of that country. The publication of these
safety precautions is done for your information. MBW does
not by the publication of these precautions, imply or in any
way represent that these are the sum of all dangers present
near MBW equipment. If you are operating MBW
equipment, it is your responsibility to insure that such
operation is in full accordance with all applicable safety
requirements and codes. All requirements of the United
States Federal Occupational Safety and Health
Administration Act must be met when operated in areas that
are under the jurisdiction of that United States Department.

Safety Decals

Carefully read and follow all safety decals. Keep them in
good condition. If decals become damaged, replace as
required. If repainting the unit, replace all decals. Decals
are available from authorized MBW distributors. Order the
decal set listed on the following page(s).

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SPECIFICATIONS

GRP

CENTRIFUGAL FORCE ϮϳϱϬ kgf (Ϯϳ kN)
EXCITER (VPM) vpm +]

TRAVEL SPEED 82 ft./min. (25 m/min.)

WIDTH x LENGTH ϰϯ X ϭϭϯ cm

OPERATING WEIGHT  kg

ENGINE <DQPDU/

FUEL  Diesel

Specifications subject to change without notice.

No universal method or formula has been accepted for determining “Compaction Force”. All manufactures employ their
own method or formula.

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OPERATION

Introduction

MBW equipment is intended for use in very severe
applications. They are powered by four cycle engines and
are available in different sizes and a selection of engines.

The MBW Reversible Plate Compactor is intended to
compact various soil types. Recommended soil types
include granular soils, gravel/sand mixtures, and semi­granular cohesive soils.

The MBW Reversible Plate Compactor is not recommended
for use in cohesive soils nor for very hard surfaces such as
concrete or asphalt.

This parts manual contains only standard parts. Variations
of these parts as well as other special parts are not included.
Contact your local MBW distributor for assistance in
identifying parts not included in this manual.

Before Starting & Operating

After receiving your new MBW Inc. Reversible Plate
Compactor, inspect it for any visible damage done during
shipment. Make sure the engine throttle works properly.
Contact your nearest MBW Inc. Distributor if there are any
problems.

Your new MBW Inc. Reversible Plate Compactor is
shipped complete and ready for use.

• REMEMBER! It is the owner’s responsibility to
communicate information on the safe use and proper
operation of this unit to the operators.

• Review ALL of the Safety Precautions listed on page 1 of
this manual.

• Familiarize yourself with the operation of the machine
and confirm that all controls function properly.

diesel fuel or unleaded gasoline dependent on engine
type. (See Engine “Owner’s Manual”)

• FUEL FILTER - If clogged or damaged, replace.

Engine

Refer to the engine manual for location of all controls and
features.

Starting Gasoline Engine

1. Open fuel valve.

2. Turn engine switch to “ON” position.

3. Set throttle to idle position.

4. Choke engine if necessary (you may not need to
choke a warm engine).

5. Pull starter rope repeatedly until engine starts.

6. Move choke lever to off or open position.

7. Allow engine to warm up for one or two minutes.

Starting Diesel Engine

For detailed instructions refer to the engine Manual.

1. When starting the engine, the throttle lever on the
handle must be in the idle position.

2. The engine has an automatic decompression
system, however it is recommended to slowly pull the
starter rope until you feel a slight resistance. Let the
starter rope recoil completely and pull the starter rope
quickly.

3. Let the engine warm up in the idle position for one or
two minutes.

• Know how to STOP the machine in case of an
emergency.

• Make sure hands, feet, and clothing are at a safe
distance from any moving parts.

• OIL LEVEL - Check the oil level in the engine. For more
information see “Lubrication” under the respective
engine’s “Owners Manual” or the Maintenance section of
this manual.

• AIR CLEANER - Check to ensure element is in good
condition and properly installed.

• FUEL SUPPLY - The engines on MBW Inc. compaction
equipment require an automotive grade of clean, fresh,

Operating

1. After the engine warms up, fully open throttle.

2. The compactor will begin vibrating and moving in a
forward direction. Never leave compactor idling

unattended.

3. The MBW Reversible Plate Compactor is designed to
shift into forward automaticly when control lever is
released. The number of passes needed to reach the
compaction level desired will depend on soil type and
moisture. Maximum compaction of the soil has been
reached when excessive kickback is noticed in the
compactor.

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