Refer All Communications to the Nearest
Ingersoll–Rand Office or Distributor.
Ingersoll–Rand Company 1999
Printed in U.S.A.
03528676
Form P6403
Edition 8
August, 1999
OPERATION AND MAINTENANCE MANUAL FOR
MODELS 341 AND 441 TAMPERS
Models 341 and 441 Tampers are designed for compacting sand in floor–level molds and patterns in
foundry applications and tamping backfill in construction applications.
Ingersoll–Rand is not responsible for customer modification of tools for applications on which
Ingersoll–Rand was not consulted.
IMPORTANT SAFETY INFORMATION ENCLOSED.
READ THIS MANUAL BEFORE OPERATING TOOL.
IT IS THE RESPONSIBILITY OF THE EMPLOYER TO PLACE THE INFORMATION
IN THIS MANUAL INTO THE HANDS OF THE OPERATOR.
FAILURE TO OBSERVE THE FOLLOWING WARNINGS COULD RESULT IN INJURY.
PLACING TOOL IN SERVICE
• Always operate, inspect and maintain this tool in
accordance with American National Standards
Institute Safety Code for Porable Air Tools (ANSI
B186.1).
• For safety, top performance, and maximum
durability of parts, operate this tool at 90 psig (6.2
bar/620 kPa) maximum air pressure at the inlet
with 1/2” (13 mm) inside diameter air supply hose.
• Always turn off the air supply and disconnect the
air supply hose before installing, removing or
adjusting any accessory on this tool, or before
performing any maintenance on this tool.
• Do not use damaged, frayed or deteriorated air
hoses and fittings.
• Be sure all hoses and fittings are the correct size
and are tightly secured. See Dwg. TPD905–1 for a
typical piping arrangement.
• Always use clean, dry air at 90 psig maximum air
pressure. Dust, corrosive fumes and/or excessive
moisture can ruin the motor of an air tool.
• Do not lubricate tools with flammable or volatile
liquids such as kerosene, diesel or jet fuel.
• Do not remove any labels. Replace any damaged
label.
USING THE TOOL
• Always wear eye protection when operating or
performing maintenance on this tool.
• Always wear hearing protection when operating
this tool.
• Keep hands, loose clothing and long hair away from
impacting end of tool.
• Note the position of the reversing lever before
operating the tool so as to be aware of the direction
of rotation when operating the throttle.
• Anticipate and be alert for sudden changes in motion
during start up and operation of any power tool.
• Keep body stance balanced and firm. Do not
overreach when operating this tool. High reaction
torques can occur at or below the recommended air
pressure.
• Tool accessory may continue to impact briefly after
throttle is released.
• Air powered tools can vibrate in use. Vibration,
repetitive motions or uncomfortable positions may
be harmful to your hands and arms. Stop using any
tool if discomfort, tingling feeling or pain occurs.
Seek medical advice before resuming use.
• Use accessories recommended by Ingersoll–Rand.
• Never operate a Percussion Tool unless an accessory
is properly installed and the tool is held firmly
against the work.
• Always use a retainer, when furnished, in addition
to proper barriers to protect persons in
surrounding or lower areas from possible ejected
accessories.
• This tool is not designed for working in explosive
atmospheres.
• This tool is not insulated against electric shock.
The use of other than genuine Ingersoll–Rand replacement parts may result in safety hazards, decreased tool
performance, and increased maintenance, and may invalidate all warranties.
Repairs should be made only by authorized trained personnel. Consult your nearest Ingersoll–Rand Authorized
Servicenter.
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