YSM40 Mainte_E - 第8页
vi Safety instructions 1.9 Handling solvents T akethefollowingprecautionswhenhandlingcleaningsolv entsduringsolderprintingorpreparation. Hazards when handling solvents 1. Hazards to human health Organicsolve…

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Safety instructions
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Muzzle plate
Usetheseplatesasasafetymeasurefortheboardconveyorentranceandexitopenings.Eachplateismovable,soadjust
themountingpositiontomatchtheboardstobeproduced.
Muzzle plate
Upper muzzle plate
Lower muzzle plate
Board conveyance plane
91205-L0-00
Upper clearance Lower clearance Remarks
YS100/YS88 8.0 to 38.5mm 1.0 to 31.0mm
From board conveyor plane
YS12, YS12P, YS12F, YS24,
YS24X, YSD
5.0 to 20.0mm 4.2 to 39.2mm
YSM40 0 to 44.0mm 0 to 39.0mm
Z:LEX (YSM20) 0 to 36.0mm 4 to 40.0mm
YC8 13.4 to 80.4mm 4.6 to 39.2mm
YSP 0 to 6.6mm 0 to 26.4mm
YSi-V 0 to 48.0mm 0 to 102mm

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Safety instructions
1.9 Handling solvents
Takethefollowingprecautionswhenhandlingcleaningsolventsduringsolderprintingorpreparation.
Hazards when handling solvents
1. Hazards to human health
Organicsolventsconstantlyvaporizeandcontaminatethesurroundingatmosphere.Inhalingorcomingincontactwith
organicsolventvapormaycauseseriousdamagetohumanhealth.
2. Flammability
Organicsolventsarehighlyflammablesubstancesandcaneasilycatchfireifhandledimproperly.
3. Adverse effects on machines
Somesolventtypeswilldamagethecleaningunit,electricalwiresheathandvariousunitsusedinthesolderpaste
printer.
To avoid hazards of solvents
1.Becarefulnottoinhaletoxicvaporsofsolventsforextendedperiods.
2.Donotusesolventsnearfireorflame.Keepsolventsawayfromflameorfire.
3.Useonlythespecifiedsolventinthecorrectmanner.Donotreuseanysolventrepeatedly,anddonotmixwithother
solventsorchemicals.
1.10 Handling the X-ray unit
SomeYSseriesinspectionequipmentmodelscontainanX-rayunit.Takethefollowingprecautionswhenusing
withanX-rayunit.
1. The X-ray output window of the X-ray source is made of very thin beryllium foil.
· Berylliumintheformofdustparticlescancauseacutetoxicityorchronictoxicity,andmayinducerespiratory
problemsifinhaled.
· Toensuresafety,theX-rayunitisdesignedsothattheX-raywindowcannotbetouched.However,shouldtheX-ray
outputwindowbebrokenforsomereason,immediatelyturnoffthepowerswitchanduseextremecarenottoinhale
thedustparticles.
· ChlorinegascancorrodetheberylliumwindowoftheX-raytube,causingpermanentdamagetotheX-raytube.Do
notusetheX-rayunitinenvironmentswherechlorinegasesaregenerated.Takespecialcarewhenhandlingsamples
suchasvinylchloridematerialswhichmaygeneratechlorinegases.
2. Lead is used in the covers of machines equipped with an X-ray unit.
Althoughleadissealedwithinthecoverssothattheleadportionscannotbedirectlytouched,usecautionsinceleadis
knownasheavymetalhavingharmfuleffects.
3. A safety key is provided for machines equipped with an X-ray unit.
Thesafetykeymustbemanagedbythesupervisorofthemachine.
4. Safety education about X-ray
AppropriatemeasuresaretakenforYAMAHA'sX-rayunitsothattheamountoftheX-rayleaktotheoutsideofthe
equipmentisverysmall.Therefore,whenusingthisequipmentinJapan,itisnotnecessarytosetcontrolledareasdefined
inArticle3oftheOrdinanceonPreventionofIonizingRadiationHazards.
Itisnotlegallyobligatedtoconductthesafetyeducation,butitisrecommendedtoconducttheeducationbythe
customer.
WhenoperatingthisequipmentoutsideJapan,thesafetyeducationisconductedasrequiredaccordingtotherelevant
country'slaws,regulations,andstandards.
TIP
When conducting the safety education in Japan, the contents stated in “Special Education Standard for Radiography
(Ordinance of the Ministry of Health, Labor and Welfare No. 50)” are recommended. However, the safety education
does not necessarily need to be these contents.

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Safety instructions
2. Safety message
This section describes information you should always comply with to prevent unforeseen accidents that might
lead to injury of the operator and others or damage the machine. Hazards and injuries that might result from
ignoring safety instructions and operating the machine incorrectly are categorized as follows.
2.1 Safety message and categories in this manual
Thismanualusesthefollowingsafetyalertsymbols,signalwords,andformatstylesaccordingtothedegreeof
hazard.
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Safety alert symbols and signal words
w
WARNING
c
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NOTE
Gives helpful information or key points when operating the machine, in a simple and clear manner.
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