MT1644
2
11/26/07
MT1644 Composite Surface Prep Tool
This insTrucTion Manual conTains
iMporTanT safeTy inforMaTion.
read This insTrucTion Manual carefully
and undersTand all inforMaTion Before
operaTing This Tool.
• Always operate, inspect and maintain this tool in
accordance with American National Standards
Institute Safety Code of Portable Air Tools (ANSI
B186.1) and any other applicable safety codes
and regulations.
• For safety, top performance and maximum durability
of parts, operate this tool at 90 psig; 6.2 bar max
air pressure with 3/8" diameter air supply hose.
• Always wear impact-resistant eye and face protection
when operating or performing maintenance on this tool.
• Always wear hearing protection when using this
tool. High sound levels can cause permanent hearing
loss. Use hearing protection as recommended by
your employer or OSHA regulation.
• Keep the tool in efficient operating condition.
• Operators and maintenance personnel must be
physically able to handle the bulk, weight and
power of this tool.
• Air powered tools can vibrate in use. Vibration,
repetitive motions or uncomfortable positions over
extended periods of time may be harmful to your
hands and arms. Discontinue use of tool if discomfort,
tingling feeling or pain occurs. Seek medical advice
before resuming use.
• Air under pressure can cause severe injury. Never direct air
at yourself or others. Always turn off the air supply, drain
hose of air pressure and detach tool from air supply
before installing, removing or adjusting any accessory on this
tool, or before performing any maintenance on this tool.
Failure to do so could result in injury. Whip hoses can
cause serious injury. Always check for damaged, frayed or
loose hoses and fittings, and replace immediately. Do not
use quick detach couplings at tool. See instructions for
correct set-up.
• Slipping, tripping and/or falling while operating air
tools can be a major cause of serious injury or
death. Be aware of excess hose left on the walking
or work surface.
• Keep body working stance balanced and firm. Do
not overreach when operating the tool.
• Anticipate and be alert for sudden changes in motion
during start up and operation of any power tool.
• Do not carry tool by the hose. Protect the hose from
sharp objects and heat.
• Tool shaft may continue to rotate briefly after throttle is
released. Avoid direct contact with accessories during and
after use. Gloves will reduce the risk of cuts or burns
• Keep away from rotating end of tool. Do not wear
jewelry or loose clothing. Secure long hair. Scalping
can occur if hair is not kept away from tool and
accessories. Choking can occur if neckwear is not
kept away from tool and accessories.
• Never mount a grinding wheel on a sander. A grinding
wheel that bursts can cause very serious injury or death
when not properly guarded. Inspect backing pad before
each use. Do not use if cracked of damaged.
• Use accessories recommended by Matco Tools.
• Do not lubricate tools with flammable or volatile liquids
such as kerosene, diesel or jet fuel.
• Do not force tool beyond its rated capacity.
• Do not remove any labels. Replace damaged labels.
failure To oBserVe These Warnings could resulT in inJury
operaTion
Start the surface prep tool off the work, set it down on the work evenly
and move it slowly back and forth in wide, overlapping areas. Light
pressure should be used in delicate sanding or when using edges of
sanding pad. When finished sanding, lift it off the work before stopping
the motor.
