Operation; Introduction; Before Starting & Operating; Starting Engine - MBW GP12 Operator's Safety And Service Manual

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.
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.
The MBW GP12, GP15, GP18 compactors are intended to
compact various types of soil. Recommended soil types
include granular soils and gravel & sand mixtures. These
compactors are not intended to be used on cohesive soils
such as clay or hard surfaces like concrete.
Before Starting & Operating
• 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.
• 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 equipment
require an automotive grade of clean, fresh, unleaded
gasoline.
• FUEL FILTER - If clogged or damaged, replace.
O
PERATION

Starting Engine

1. Open fuel valve.
2. Turn engine switch to "ON".
3. Set throttle to idle.
4. Choke engine if necessary (you may not need to
choke a warm engine).
5. Pull starter rope repeatedly until engine starts.
6. After starting engine, open choke gradually and let
engine warm up at idle.

Operating

1. After engine warms up open fully open throttle. The
compactor will begin vibrating and moving forward.
The number of passes required to reach a desired
compaction level will depend on the type and
moisture content of soil. Maximum soil compactions
has been reached when excessive kickback is
noticed in the compactor.
2. When using a compactor on asphalt a water
sprinkling system is required to help prevent the
bottom plate from adhering to the hot asphalt surface.

Stopping Engine

1. Move throttle to idle position.
2. Let engine idle for one or two minutes.
3. Turn switch on engine to "STOP" position.
4. Turn off fuel valve.

Lifting/Transporting

1. The unit can be lifted by the handles in front and back
of the unit as shown in figure 2.
2. The unit must be transported in the upright position.
DO NOT lay machine on its side or top.
3. Secure or tie down unit using the lifting handles.
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