MasterCraft 058-9325-8 Instruction Manual
INSTRUCTION MANUAL
AIR-POWERED
DUAL-ACTION SANDER
058-9325-8
TABLE OF CONTENTS
2
AIR-POWERED DUAL-ACTION SANDER 058-9325-8
QUICK START GUIDE
TECHNICAL SPECIFICATIONS 3
SAFETY GUIDELINES 4–9
KEY PARTS DIAGRAM 10
IMPORTANT INFORMATION 11–13
OPERATING INSTRUCTIONS 14–16
MAINTENANCE 17–18
TROUBLESHOOTING 19-20
EXPLODED VIEW 21
PARTS LIST 22
WARRANTY 23–24
SAFETY GUIDELINES
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AIR-POWERED DUAL-ACTION SANDER 058-9325-8
This manual contains information that relates to PROTECTING PERSONAL SAFETY and PREVENTING
EQUIPMENT PROBLEMS. It is very important to read this manual carefully and understand it
thoroughly before using the product. The symbols listed below are used to indicate this information.
Note– The word “Note” is used to inform the
r
eader of something he/she needs to know about
the tool.
PERSONAL SAFETY
These precautions are intended for the personal safety of the user and others working with the user.
Please take time to read and understand them.
DANGER!
P
otential hazard that will result in serious
i
njury or loss of life.
WARNING!
P
otential hazard that could result in
s
erious injury or loss of life.
CAUTION!
Potential hazard that may result in
m
oderate injury or damage to equipment.
SAFETY GUIDELINES
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AIR-POWERED DUAL-ACTION SANDER 058-9325-8
SAFETY GUIDELINES
DANGER!
Potential hazard that will result in serious injury or loss of life.
• Keep children away from the work area. Do not allow children to handle
power tools.
• Do not use this tool in the presence of flammable liquids or gases. Sparks
that are created during use may ignite gases.
• D
o not point the tool towards yourself or other people, even if the tool has
s
topped. Keep hands, feet, and all other parts of the body away from work
area.
• A
lways ensure that the tool has stopped before putting it down after use, for
safety purpose and to prevent possible damage to the tool/user.
• Risk of electric shock: Do not expose the compressor to rain. Store it
indoors. Disconnect the compressor from the power source before servicing.
The compressor must be grounded. Do not use grounding adaptors.
• Risk of personal injury: Do not direct compressed air from the air hose
towards the user or other people.
• Risk for breathing: Never directly inhale the air produced by a compressor.
• Risk of bursting: Do not adjust the pressure switch or safety valve for any
reason. They have been preset at the factory for this compressor’s
maximum pressure. Tampering with the pressure switch or the safety valve
may cause personal injury or property damage.
SAFETY GUIDELINES
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AIR-POWERED DUAL-ACTION SANDER 058-9325-8
• Risk of burns: The pump and the manifold generate high temperatures. In
order to avoid burns or other injuries, do not touch the pump, the manifold,
or the transfer tube while the compressor is running. Allow the parts to cool
down before handling or servicing. Keep children away from the compressor
at all times.
• Do not use oxygen or any other combustible or bottled
g
as to power air-powered tools. Failure to observe this
warning can cause explosion and serious personal injury
or death. Use only the compressed air to power the airpowered tools.
Use a minimum of 25' (7.6 m) of hose to
connect the tool to the compressor. Failure to comply will
result in serious injury or loss of life.
• Risk of bursting: Make sure the regulator is adjusted so
that the compressor outlet pressure is set lower than the
maximum operating pressure of the tool. Before starting
the compressor, pull the ring on the safety valve to make
sure the valve moves freely. Drain water from tank after
each use. Do not weld or repair tank. Relieve all pressure
in the hose before removing or attaching accessories.
Oxygen
Hydrogen
Explosive
Combustible
MC-OM-02
MC-OM-22
SAFETY GUIDELINES
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AIR-POWERED DUAL-ACTION SANDER 058-9325-8
WARNING!
Potential hazard that could result in serious injury or loss of life.
• Do not allow unskilled or untrained individuals to operate this tool.
• Always ensure that the accessories are specially designed for use with the
t
ool. Also ensure they are secured and correctly fastened before connecting
the tool to air supply.
• S
witch and controls: Ensure that the air flow adjuster is closed when placing
the Air Sander in upside-down position, in order to avoid any personal injury.
• D
o not carry the tool by the air supply hose.
• P
ull the pressure safety valve ring every day in order to ensure that the
valve is functioning properly.
• L
ocate the compressor in a well-ventilated area for cooling, and must be a
minimum of 12" (31 cm) away from the nearest wall.
• P
rotect the air hose and the power cord from damage and puncture. Inspect
t
hem for weak or worn spots every week, and replace them if necessary.
• A
lways wear hearing protection when using an air compressor. Failure to do
so may result in hearing loss.
• D
o not carry the compressor while it is running.
• D
o not operate the compressor if it is not in a stable position.
• D
o not operate the compressor on a rooftop or in an elevated position that
could allow the unit to fall or be tipped over.
SAFETY GUIDELINES
8
AIR-POWERED DUAL-ACTION SANDER 058-9325-8
CAUTION!
Potential hazard that may result in moderate injury or damage to
e
quipment.
• Always ensure that the tool has stopped before connecting to air supply.
• D
o not wear watches, rings, bracelets, or loose clothing when using any air
tool.
• K
eep proper footing at all times in order to ensure correct balance. verify
that the floor is not slippery, and wear non-slip shoes.
• D
o not overload the tool. Allow the tool to operate at its optimum speed for
maximum efficiency.
• Do not use a tool that is leaking air, with missing or damaged parts, or that
requires repairs. V
erify that all screws are securely tightened.
• For optimal safety and tool performance, i
nspect the tool daily in order to
ensure free movement of the trigger, safety mechanisms, and spring.
• A
lways keep your air-powered tool clean and lubricated. Daily lubrication is
essential to avoid internal corrosion and possible failures.
• K
eep the work area clean. A cluttered or dirty workbench may lead to an
accident. Floors should be kept clear.
• U
se the tool only in a well-ventilated area.
• H
andling and storage of oil: Use with adequate ventilation. Avoid contact of
oil with eyes, skin, and clothing. Avoid breathing spray or mist. Store in a
tightly closed container in a cool, dry, well-ventilated area free from
incompatible substances.
• D
o not use the tool near or below the freezing condition, because the
moisture in the air line may freeze and prevent the tool operation.
• D
o not store the tool in a freezing environment to prevent frost or ice
formation on the operating valves and mechanisms of the tool that may
cause tool failure.
• D
o not use the tool for a task that it is not designed to perform.
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