Topic 4 Flashcards
Keep all tools in good condition with regular ___.
maintenance
Use the right ___ for the job.
tool
Examine each tool for damage before use and do not use damaged tools. Operate tools according to the manufacturers’ ___.
instructions
Provide and use properly the right _________.
personal protective equipment
According to a study conducted by the ____________, hand an power tool injuries send an average of ___ people to the emergency room each year.
Consumer Product Safety Commission, 400,000
The greatest hazards posed by hand tools result from ___ and ______.
misuse, improper maintenance
If a chisel is used as a screwdriver, the tip of the chisel may ___ and,
______hitting the user or other employees.
break, fly off
If a wooden handle on a tool, such as a hammer or an axe, is loose, splintered, or cracked, the head of the tool may ______ and ___ the user or other employees.
fly off, strike
If the jaws of a wrench are sprung, the wrench might ___.
slip
If impact tools such as chisels, wedges, or drift pins have mushroomed heads, the heads might shatter on ___, sending ______ flying toward the user or other employees.
impact, sharp fragments
Never carry a tool by the ___ or ___.
cord, hose
Never ___ the cord or the hose to disconnect it from the receptacle.
yank
Keep cords and hoses away from ___, ___, and ______.
heat, oil, sharp edges
___ tools when not using them, before servicing and cleaning them, and when changing accessories such as blades, bits, and cutters.
Disconnect
Keep all people not involved with the work at a ______ from the work area.
safe distance
Secure work with ___ or a ___, freeing both hands to operate the tool.
clamps, vise
Avoid ___ starting.
accidental
Do not hold fingers on the ______ while carrying a plugged-in tool.
switch button
Maintain tools with ___; keep them sharp and clean for the best performance
care
Follow ___ in the user’s manual for lubricating and changing accessories.
instructions
Be sure to keep ______ and maintain ______ when operating power tools.
good footing, good balance
Wear proper apparel for the task. Loose clothing, ties, or jewelry can become caught in ______.
moving parts
Remove all damaged portable electric tools from use and tag them: “_________.”
Do Not Use
can lead to injuries such as heart failure and burns
electrical shocks
Under certain conditions, even a small amount of electric current can result in ___ of the heart and death.
fibrillation
An electric shock also can cause the user to ______ a ladder or other elevated work surface and be injured.
fall off
Operate tools within their ______.
design limitations
Use ___ and appropriate safety ___ when using electric tools.
gloves, footwear
Store electric tools in a ___ place when not in use.
dry
Do not use electric tools in ___ or ___ locations unless they are approved for that purpose.
damp, wet
Keep work areas ______ when operating electric tools.
well lighted
Ensure that cords from electric tools do not present a ______.
tripping hazard
Abrasive wheel tools must be equipped with guards that ___ the spindle end, nut, and flange projections.
cover
Abrasive wheel tools must be equipped with guards that maintain proper alignment with the ___.
wheel
Abrasive wheel tools must be equipped with guards that do not exceed the strength of the ___.
fastenings
When using a powered grinder, always use ______.
eye or face protection
When using a powered grinder, turn off the ___ when not in use.
power
When using a powered grinder, never clamp a hand-held grinder in a ___.
vise
All jacks must have a ______, and the stop limit must not be ___.
stop indicator, exceeded
Also, the manufacturer’s load limit must be permanently ___ in a prominent place on the jack, and the road limit must not be exceeded.
marked
The ___ of the jack rests on a firm, level surface.
base
The jack is correctly ___.
centered
The jack head bears against a ___ surface.
level
The lift force is applied ___.
evenly
All jacks must be ___ regularly.
lubricated
For jacks used continuously or intermittently at one site, inspected at least ____________.
once every 6 months
For jacks sent out of the shop for special work, inspected when ______ and inspected when ___.
sent out, returned
For jacks subjected to abnormal loads or shock, inspected ___ use and immediately ___.
before, thereafter
are powered by compressed air and include chippers, drills, hammers, and sanders.
Pneumatic tools
______ is required, and head and face protection is recommended.
Eye protection
___ must also be set up to protect nearby workers from being struck by flying fragments around chippers, riveting guns, staplers, or air drills.
Screens
Compressed ______ should never be pointed toward anyone.
air guns
A ______ must be used when compressed air is used for cleaning.
chip guard
Use of appropriate ___ protection
hearing
are usually operated with gasoline
Fuel-powered tools
The most serious hazard associated with the use of fuel-powered tools come from ______ that can burn or explode and also give off dangerous exhaust fumes.
fuel vapours
operate like a loaded gun and must be treated with extreme caution
Powder-actuated tools
Powder-actuated tools are so dangerous that they must be operated only by _________.
specially trained employees
Do not use tool in an ___ or ___ atmosphere.
explosive, flammable
Inspect the tool before using it to determine that it it is clean, that all moving parts operate freely, and that the barrel is free from ___ and has the proper shield, guard, and attachments recommended by the manufacturer.
obstructions
Do not ___ the tool unless it is to be used immediately.
load
Do not leave a ___ tool unattended, especially where it would be available to unauthorized persons.
loaded
Keep hands clear of the ______.
barrel end
Never point the tool at ___.
anyone
Do not fire fasteners into material that would allow the fasteners to ______ to the other side.
pass through
Do not drive fasteners into very ___ or ___ material that might chip or splatter or make the fasteners ricochet.
hard, brittle
Always use an ______ when shooting fasteners into existing holes.
alignment guide
When using a high-velocity tool, do not drive fasteners more than ______ (7.62 centimeters) from an unsupported edge or corner of material such as brick or concrete.
3 inches
The exposed moving parts of power tools need to be ___.
safeguarded
Machine guards must be provided to protect the operator and others from the following:
point of operation
in-running nip points
rotating parts
flying chips and sparks
Safety guards must never be ___ when a tool is being used.
removed
