CUTMASTER 52
GENERAL INFORMATION Manual 0-4961
1-2
• Weardryglovesandclothing.Insulateyourself
from the work piece or other parts of the welding
circuit.
• Repairorreplaceallwornordamagedparts.
• Extracaremustbetakenwhentheworkplaceis
moist or damp.
• InstallandmaintainequipmentaccordingtoNEC
code, refer to item 9 in Section "1.03 Publi-
cations" on page 1-2.
• Disconnectpowersourcebeforeperformingany
service or repairs.
• ReadandfollowalltheinstructionsintheOperat-
ing Manual.
FIRE AND EXPLOSION
Fire and explosion can be caused by hot slag, sparks, or
the plasma arc.
• Besurethereisnocombustibleorammablemate-
rial in the workplace. Any material that cannot be
removed must be protected.
• Ventilateallammableorexplosivevaporsfrom
the workplace.
• Donotcutorweldoncontainersthatmayhave
held combustibles.
• Providearewatchwhenworkinginanareawhere
fire hazards may exist.
• Hydrogengasmaybeformedandtrappedunder
aluminum workpieces when they are cut under-
water or while using a water table. DO NOT cut
aluminum alloys underwater or on a water table
unless the hydrogen gas can be eliminated or dis-
sipated. Trapped hydrogen gas that is ignited will
cause an explosion.
NOISE
Noise can cause permanent hearing loss. Plasma arc
processes can cause noise levels to exceed safe limits.
You must protect your ears from loud noise to prevent
permanent loss of hearing.
• Toprotectyourhearingfromloudnoise,wearpro-
tective ear plugs and/or ear muffs. Protect others
in the workplace.
• Noiselevelsshouldbemeasuredtobesurethe
decibels (sound) do not exceed safe levels.
• Forinformationonhowtotestfornoise,seeitem
1 in Section "1.03 Publications", in this manual.
PLASMA ARC RAYS
Plasma Arc Rays can injure your eyes and burn your skin.
The plasma arc process produces very bright ultra violet
and infra red light. These arc rays will damage your eyes
and burn your skin if you are not properly protected.
• Toprotectyoureyes,alwayswearaweldinghelmet
or shield. Also always wear safety glasses with side
shields, goggles or other protective eye wear.
• Wearweldingglovesandsuitableclothingtoprotect
your skin from the arc rays and sparks.
• Keephelmetandsafetyglassesingoodcondition.
Replace lenses when cracked, chipped or dirty.
• Protectothersintheworkareafromthearcrays.
Use protective booths, screens or shields.
• Usetheshadeoflensassuggestedinthefollowing
per ANSI/ASC Z49.1:
Minimum Protective Suggested
Arc Current Shade No. Shade No.
Less Than 300* 8 9
300 - 400* 9 12
400 - 800* 10 14
* These values apply where the actual arc
is clearly seen. Experience has shown that
lighter filters may be used when the arc is
hidden by the workpiece.
!
WARNING
WARNING: This product contains chemicals, includ-
ing lead, known to the State of California to cause birth
defects and other reproductive harm.
Wash hands after
handling.
1.03 Publications
Refer to the following standards or their latest revisions
for more information:
1. OSHA, SAFETY AND HEALTH STANDARDS, 29CFR
1910, obtainable from the Superintendent of Docu-
ments, U.S. Government Printing Office, Washington,
D.C. 20402
2. ANSI Standard Z49.1, SAFETY IN WELDING AND
CUTTING, obtainable from the American Welding
Society, 550 N.W. LeJeune Rd, Miami, FL 33126
3. NIOSH, SAFETY AND HEALTH IN ARC WELDING
AND GAS WELDING AND CUTTING, obtainable
from the Superintendent of Documents, U.S. Govern-
ment Printing Office, Washington, D.C. 20402
4. ANSI Standard Z87.1, SAFE PRACTICES FOR OC-
CUPATION AND EDUCATIONAL EYE AND FACE