Document 3e1Nb16QxK62r1MLvGG03R4Nx

PROTECTIVE EQUIPMENT SAFETY ENGINEERING STANDARD RESPIRATORY PROTECTIVE EQUIPMENT "* ' ittuco twil AOC tvisio f*t4**r0r>4S*M0 |0 JAN 1994 SEPT 1971 SEPT 1979 S2H Pagt 1 of s T'n'ranawa ineiuat* roquitemant* ot the Occupational Sataty ana Health Aei of 1970 (OSHA) aa pubtiahad in ih Fedoral ^cg.ster-OSha intormtuon it prints in rd. i. scope . Tlii lamianl imivide* insinuation Sir tlte arlrction. nr. ami ran* nf reaptratonr protective equipment I r-apiraiura). The tmn "reapirator" in thi* atamkrd i upiTir-lu*irly ami npplic* to atmoaphrrr-aupplying ami air-purifying ileviee* that provnlr breathable air to thr wrarrr within thr limit* of thr equipment. whatever thr ai jfiv nf air. Thi* tumiarti tine* not apply Sir rxpnaure to airborne railioartivr ranlamination for which apccial com iiIrralKin may lir nreraaary. 2. GENERAL 2.1 Krapiratnr* aitnuid not lir uarti aa a auiiatilutr fnr ailnguatr rxhu-t ventilation nr etlirr engineering control ntetluaU. . |.1.1 Reapirator. purehaatd on or bolero SoptOmbor 00, 1974 ami meeting thr following Bureau of Minea Schedule* arc approved for uae until the following (lain: _____ , Bureau ol Typo ol Rcoptraler Approval BehaduM Ttrmlnal Uao Data Self mnuined Ga maali* Supplied air Lhrt. fane. into Chrnurai eactridxe 1.1 thru HE 14F I9U 2i n ZtH March It. 1979* March 11. 1900 Marrh II. 197* Mrrh II. 197* * tenaffi wlfoMaMlri Hreathina apraralir wav hr *cr,ir* la mart hr rrawmmaa at 30 CKH. I'art U aa* rrtahrlerf. Rrlrr la manufamirrT. ** Trrawml aw daw haa twra wXMraw* aa* MrtVaar. z we 35 ;s :i l UImd Oz o 2..'! Krapiratnr* ahall be worn at all timra where the atinnapiirrr may lir harmSii to employee* due to unuaual mifihtionv. and where work ia nrreaaary in contaminated nr nxjgemiieficirol, confined arena. 2X1 When the air hi deficient In otjrffn. the iym|k tiana range from inrreaami volume of breathing and aederation nf pulae rale to unconaeiouaneaa and death, ilrr.rn.iina upon oxygen mntent ami the degree of a peraiat'a activity. Uncoaaclouoitos* to Immodiato whan mnn broothos puro nhrogon and booth mar tallow In o lotv minutoi. 2.2.2 An oxygen tHicieney may indicatr hazard ntltrr titan inert xia: r*t. flammability (are 4.4). akin im li-its. nr ilmirption through thr akin, particularly hydrogen eyanidr. Threabnld limit valura (TLV'a) of air nmtaininanta are given in SZT. Portable oxygen and ini ir-gaa detectora are covered in SIT. 1.1.2 Raaptratora purehasod 4Nor Soptombor 30, 1974 ahall be manufactured per quality control plan ap proved under Title 30. Code of Federal Regulation, Part. J l and ahall meet the requirement* of the Bureau of Mine* Schedule* ihewn in 3.1.1. Such equipment will bear an approval label bearing the letter* **70** iiwtead of "BM". 3.1.2.1 Eieoptlon, approved reapiratora purehoaod ottor Soptombor 10, 1974 ond on or botoro Juno 30, 1979 may be marked "BM" if NIOSH haa ap proved the vendor'* quality control plan under which the reapirator waa manufactured. 3.1.3 Reapirator* purehasod altar Juno 30, 1979 ahall meet the requirrmenu of Chapter 1. Title 30. Code of Federal Regulaliona. Pan 11 - Raapiratory Protective Device*; Tort* for Pcrmtaaibility. 2.1 l'urr oxygen ahall mil Ite uarti in atmoapherr. -uiiplymii repirator*. 3. APPROVED RESPIRATORS 3.1 Tt'iirrr -rhedulc* Sir a particular type of equipment haw la-rn ralabliahed. only equipment liateti and apprt.tr.j h\ thr Bureau of Minea ami tlte National Inatitute Im >reupaiiunal Safety ami Health ahall lie uard. 3J A Hal of the reapiratora and their manufacturer*, cer tified by the National Inatitute for Occupational Safety and Health (NIOSH) per 3.1.3, may be obtained on requeat for HEW Publication No. (NIOSH) 75-- 1IV plua etirnmulative auppirment* from: NIOSH Teating and Certification Laboratory 944 Chaatnut Ridge Rd Morgantown. WV 26503 oniona 9n.M m rac w* Iron OSnA raquianoni. Saetion 1110.0* DUP V*d*r* *nd m*rchftdl* d*i *! *r* fivn docrlb* mtriU ineludt H ce*ptbU product*. $ubttitw*i*n by supplier* s/s b *>*d* rtiy p epprpvpl ( th* lecii puthprity irmutinp the wst pf this ttunderd. 0960524 "rn-iifr9mm no.m DU 040734 t2H P8 2 RESPIRATORY PROTECTIVE EQUIPMENT JANUARY 1114 1 Thl Pgt Rav Sapt H7I T *o Nil Nil Offirr nf Trrhnlral I'uliliratinn* I'm! Oflirr building Ciurinnali. Dll 45202 U. S. bureau of Mines Health uni) Safety Heerarrli ami Toting Center 4ROO Furl its Avr I'liidutrili. I'A 1521.1 3.3 \t tin* present limp, tlippp ira nit approval schedules flip air-supplied suit*. 3.4 A lit lit thp several types of wspirauiry protective equipment. irnltml nf operation. uar. limitation*. ami remark* i giv-n in Tahir 1. For aililitional information in tin* rrgnnl. ffrrrmT aimuiil Iir maiir tin Prai lirpa fur Respiratory I'mtrction. ANSI Z8S.2. American National Standards Institute. Inr. 1430 Umsdwav. New Turk. NV 10018 Respirator* brohTtivr Equipment. Data Slim 0-441. National Safety (iminril. 425 North MirKigali Airnur. Chicago. II. MMil) Ivenmes rttrrnirly hut indirales that mm-entntinna alHivr the rammer limit have been encountered.) b. If nausea. dirtiness iir signs of distress develop. C. If thr raniatrr haa a winiinw imiiratnr irhirh hows thr specified rotor change. d. If any Iraltagp ia ilrtrrtril by smell. ttatr. ryra, nnar or throat irritation. f . If higli liwathing resists nee ^beCelop*. 4.4 Air purifying respirator*. ahodld not hr used jn atmosphere* immrtliatrly dangrrpO* to lifr anti hrallh or when thr rontiminant haa poor warning proprrtira, n. rrpt for escape. / 44 Uarra ahouhl arlrrt ramtrra and ranrititra spra-i. Tirally approvrd for thr tniic gaa and rnnrrntratinn tn hr mrountrrrd. Canister masks that hrar thr labrl "All. Serviee." "All-Purpose " or "Universal" ahould not Iw uard for a aporifir gaa or vapor If a raniatrr ia availahlr for that aprrifir gaa or vapor. / Respiratory I'roirrlivr Device* Manual publiahrd by 4.S Although artf-wntainrd hwathittg apparatu* nr rnm> Amerirari Industrial Hygirnr Aaaoeiation and liination air-linr and arlfovmiainrd hrrathing apparatus Vmericat* Cnnfrrrnrr of Govrrnmrntal Industrial Have no conrrntratinn limit in rrgard to tnairity. mam llygieniat* (popira arr availalilp from llraun ami tuair gases and vapors aw flamtnablr and thr uarr mold brumfield Inr, thm 1203. Ann Arbor. Ml 46100) /iv raposrd to a potential (tw or rgploaion. Thr 2>prrrrnt 4. USES ANO LIMITATIONS ronrentration limits approved for toair as* removal with , mniarrsjiif masks is within thr flammable range for 4.1 l *er* of rpa|iiraury pmiprtivr pquipinrnt ahall haw medical approval. / wane gases. W^rk in atmospheres in or near thr flam* maliir range is prohibited. When thr possibility of flam, mahle atmospheres rusts, a rhwk ahould lie made with 44 Ths alruurlfylng rsipiratars: I.S., ssnlstsr git maaka. ehameal eartrldga raapiratort, and maehanleal lillar raaplraiora (Tabla 1C) aha! not bo uaad tor reacua work, or tor omorgoney work of any naturo. an rapluajmrtrr ami prrmiasahir mnwntrations rnrv finned prior to entry. Standard FAJ pvnvitlra infonnation ami instrurtiona for use of portaldr flammable vapor anti glia ilrtrrtors. Tina i. Iwvauap ihpai- n-*piralnr* Ho not aupply otjrgrn anil llw-vi-furc ilo n it pnilrci against |M**title osygrn drficirtt" i-ira, (lihpr rriiaona for ihia rp<|uirpfnriH arr that: 4.7 Krapiratory protection i* rrquiwil for rawer auafovt. agents. Refer to OSIIA regulations for aprrifir require, menta. Seriion 1910.10011 series ami to S2T. a. Iaa maaka arr IntPoilrd for uar with no atorr iltnii 2 perrrn. iiy volume of mat toair gaw*. 4.1 An unnintaminaled supply nf air must he assured when using a imar mask witii liiowrr. b. (Iheiririd partriilor respirator* aw intended for liar in aianifV.intly lowrr toair ga ronrentratiom than 5. (ELECTION raniatrr gaa na*ks. Limit* vary from <1416 prrrrnt 5.1 In arleeting a respirator, thr following fartnra (.6.1 - I in.ivimmu in f.I .prrrrnt maaimum. 5. i .ft. I) ami Tables I ami 2 slwtuld lie eonaiiirwd. 4.3 thr following warning signs require immrdiatr Kngineering Dept Report. Aierssion No. 15167 "Respir rriurn to frwh air: ator Selection.- also will provide guiilanrr. ' a. I raniiifonnhlr Iwsl in the inhaled air. (A properly n|a-ruiinc canister will liernnip wann on e*. (swiirr to renmn gaae* or va|mr*. iiul a eanister whieli a. Nature of tile hataril b. Severity of the haaanl C. Ty|ie of ronlaminanl wnM m rctj rf iron OSMA rsvulanoes. Sscuon laiaiooo ssoss CJNnDZ.ITWE 096052S DU 040735 151 + REV. nr.f: JANUARY 1144 Thl Pag Rtv 3pl 1975 ri RESPIRATORY PROTECTIVE EQUIPMENT IIH ~i S d. < jmrrntrathm nf the contaminant . I'criml pmticlinn i required I. latcation nf (III- contaminated Irm with re*pcrl in a imirre of n^ijralilf air g. Kxpected activity iif the wenrer h. Operating Htararterialie* ami limitutioiia f the nailable rcqiiralnr* I. Safety regulation* iif Male nr Inml government* 5.1.1 Srlfa-mitainril breathing a|i|iaratu ratril for it trait iUkinimtte *rrvire time aimulii be u*rd for entry 5.1.7 fir* Fighting. U* ardf-ronuined breathing apparatua with at lea*t a A0*minute air aupply. Unit ahall tie the preaaure demand type. S.1.1 Schedule I .IK nf the U. S. Hurra u of Mima on arlf-mnlainrd breathing apparatu* require* a re* maining aervire*life indicamr nr warning for compreaaed breathing air (except for aelf.reaeue). Some equipment now on plant* may not have thc*e alarm*. The*e ran and dinuld lie' nirtaitted fmm equipment aupplier* for ap* paratua not o equipped. into an irmpirahlr atmnaplirfr. 5.1.2 Self-contained breathing apparutu* with leaa ill an a W-m ionic air waapfatv altull lie liaeil only fur emergency egreia anil not for rearne work or reentry. 5.1..1 (>pcrating time for *clf*rttntuinrd apparntua ia liaiini on iiuiiicratc work rate*. Operating tithe ia reduced liv inercatptl reapiratmn required by heavy exertion. 5.1.4 Only MlteontaliMd braathlng apparatua, nr combination airdin* raaplrator and aalhaonlainad breathing apparalua, ahalt ba uaad In oxygan^atlelani ntmoapharaa or whara Uta contaminant la, or might ba, kttmedlataly dangaroua to Hfa. The air in the arlf. rnntaiorii unit nf tlte combination airdine reapiratnr and a-lfiemitaiiteii breathing afiparatu* altall hr parti only fur ccren in event the Imac.line aupply of air ia interrupted. The itilwnr of tin* .mil iwfi]iljp may vary for illlTrrent ap> plication*. Inn ahull lie ample to allow the worker auf* f.eient air to rarape frrnn the contaminated area. In any i-nr. thn aupply ahull tint lie leaa than .1 minute*. Con* iteration <1010111 lie given to uaing only paattivr prrtaura unit*. S.1.J Karapr maaka are uaeil only while the wearer leave* a rontaminateil area. They are approved untlrr Sulqwrl I. .50 CFR I'art 11 and have a half maalt fiieepieer, or a mouthpiece. Where eye irritation ia a eon. iiieratum. a full facepiece thouid be uaeti. For ereapr or tiierifcncy |*jr)Mnc* fmm unknown conrcntraliona of ex* ucrnrly haaaniun* atmoapherea (any gaa nr vapor Having a rated lethal conerntration LC SO of leaa than 10 ppm), a |c*eaaure demand aHf*eonuined breathing apparatua or uimhiiution preaaurr demand aupplied air rrapfrator with peraaure demand arlf-conlainrd breathing apparatua dull l' u*rd. S.1.5.1 When the deWee ia a combination arlf. contained breathing apparatua and air*line reapirator (auppiied*air reapirator). either a manual or automatic valve(a) altall be pmvidetj hi rhtngr to the arlhennuined air aupply if the airdine aupply fail*, ami tn prevent the wearer breathing contaminated air fmm the outaide atmoaphere. If a manual valve ia prnviiied. it ahall he eaaily operable and Inrated in a poaitinn which ia con* lenient to the wearer. If an automatic valve iaqiruvided. a warning al*o ahall he pruvided tn alert the wearer that he ia breathing fmm the arlfeontained air aupply, (i) when hia normal airdine aupply faiia. nr (2) when the arlf* nmtainrd air aupply fall* below 95 pererni nf it* full eon* Miner preaaurr. A quick diarnnnrrt and cheek valve ahall he provided between the apparatua and the airdine aupply hoar tn permit ready canape fmm the area, ami tn prevent loaa nf breathing air fmm the drvirr nr inhaling the nirruumting atmoaphere. respectively. .. I. RRSATMINQ A 5.1 Both purehaaed and manufactured breathing air ahall meet or exceed the requiremrma of the apeeifiealion for Grade D breathing air aa deacribed in Cncnpre**ed Gaa Aaaoeiation Commodity Specification C-M-WM. See table below foe pi usaiyiis remmary: Om 0| CO COt Hydrocarbon* H,U Gpmam Analyatat 19 parcarn min to 23 paitem m*> 20 ppm max 1A ppm max 9.CB0 mg/1iter maa (aa eandemaMr*) (>f fwinl Ipme Uu tk# towMt mnprramrt ta Iw N* Oalanra 5.1.1 Entry Mgaka. Uae aelf-comaincd breathing pparatu* with at leaat a 30*tnimite air aupply or a com* hinaibm aupplied air reapiratnr with arlfyeontaincd breathing air apparatus Unit ahall be of the preaaure ih mand tyjie. The entry maaka ahouid he Iora ted outride ol the potentially affected area in a nomontaminaled area at.d pmpcrly identified ami prntnctnL Odar Free of all ob(aetinn*kie aim t fee MT far 4rU an Aren reaAaa erroVlr A two, far ypra rad MHef Itw* awl Npe. 4 Tkia ia ate*wiry M **,,* fw.wup *ad tmpp*a> mt air (lev w gw awA. Far table* refer k `IlnAial ml Crajmri (iw*- A reliable aupplier ahouid be ehoarn. Viait hia facilitiea to determine hia degree of control over the annum* pnmaa in i#o ata nor* OSMA rapuiauooa. aactioe ItiO IX*. ];)5 CONFIDENTIAL ______ :_______ DUP 0960526 4 DU 040736 S2H Pig* 4 RES.IRATOAY PROTECTIVE EQUIPMENT JANUARY 11*4 ______________.________________ Thla Pag# Bay tdpl 17 -7 I3 nprratnm. If in lir i iivtl. il dimilri hr nnliilirimtiil. If a luliriratpii <.iin|irfor i umvL it miM tuu i- a i-nrUm nwmiaitlr nr high tcmprraturr (nr lank) alarm. Animal .-nntart. almnlil lw matin lo imutt rqui|r mrnt ami pmrriiurna liavr mil rhn|cr<L 6.3 1'rrfrraliK. rrrtifinl brrathing air akoulii he pur* rliavil fmm a rrlialilc mpplirr. If a climcr ha* lo lir made Imtarrn rrrlinrii air fmm a <|ik-IiimwIiI(- mpplirr and tin- rrrlifirii att frnni a rrliaklr aupply. ilir latlrr would Ik* ihr nvonnr.rmlrti cIkiht. 6.4 IVtrmiinr if ilir air i (imviHril hr mmprpaaion or rnrnmtilmicin (miaing nitmarn ami oayprn) and analyir a* fnlln**: Method *1 AnparaUon (jn(irr*aiiwi - ufa'hrr Air* tvil till rviimtrr* auh anv ia*r iakrr than air. C^wnppp--- otrpfili^f fill* eyliieief* with ii<p mhff Own tir HecamtttuiMm Anahitil B*e*mmood Qrk It) prrrrm af rylimirr* fmn rarh liM fur prrrriil CO and odor. Aflilwp l| eylimhr* fnr percent (lj. Check 10 pppfH of rylinlm fmm e*ch it for percent CO and mhf. Analyir all cytimirr* for percent Oj. Check 10 prreent of rvlindrrt fmm rtch lot for prvrwnt CO m4 <dar. 8.S In ttklitinn enmpletc analy*i* should Hr eon* ilurtpii prri<Hlk*slly lit twiurr rnmpiiancc with TibH 3 qvcificatiim*. T* PRECAUTIONS 7.1 An c* tensive lil of iiwtnMHinm in u*e and |inwution for earh type of repiratnr i* given in ANSI Z88.2. Som% precaution* are gtvrn in Table 1 umJrr Ivndtng* of Limitaimn* and Keinath*. 7.2 The manufacturer* imtruction* or precaution* of the A.YM tnmiarri *houi(i In* (mmed with the respiratory ik*\ * 7.3 AH po-sons who may hsvs occasion to usa raapiratory ilavtcaa, or causa thatn to bo usod. should bo properly tralnsd in thoir usa. Also. in execution of plant pirns proper training in u*e nf respiratory protective Ojulptnmt w ill aid in the performance of miMwith ami safe reru<* or repair ofteration*. ~ Aloi. ilrmamhiypn air<*u|ipltnii rnapiratnr* and ilnmami* trjx* rlf-nintaiiyil rr*piralnr* nprralr umirr nr*atim pmwiorr whrn thn wrarrr inhalr*. .Sinnr wntir inwanl Inakatr of rnntaminanl may lir pmaililr. thw typr* pntviilr murk Ira* pmtrrtion. Whrn purrhaaing nrw air* upplimL arlf<ontainrd nr combination typr. prraaurr* ilrmand ahould hr apreifird. 7.4.1 A prraaurr-dnnaml typr arlf*containrd rrapir* ator or air*aupplirii combination arlfomlainrd dwiulii hr uard in atmoaphnrra enntainina rentamirunta which can* not hr demoted by amoll or whom apreiai prreautiona mint hr taken to prrvr.nt the wearer from inhaiin* any trace of ronuminant. In thia type equipment a amall pnaitiw* prraaurr ia maintained inaide the farepieee at all time*. *urh that if a leak dimild develop, there would Inmi Irakace of contaminant into the facepiocr. 74 A propar aaal eannol b aatabllahmi If Iha tampla Part oi ay* giattaa tat.nd through tha aoatlng adga of fuHdteo moaka. . 7.8 Contact lense* shall not be worn with fulhface mask*. See S4H. 7.7 AH eyepiece* in fuiHface ms*k* approved by the Bureau of Mines will pan* the hall drop test, but some plastic eyepiece* may not pa** the needle drop test (S4H). Current schedule* of the Bureau of Mine*, however, require that eyepieces shall meet the pertinent require* menu for impaet and penetration pceifleet in the moat recent ANSI Z87.1 Safety Code for Eye Protection. 7.7.1 PutHface maaka have been developed with system* for mountinf corrective leroe* inaide the facepiece. Contact the manufacturers for assistance. 7.$ Major problem* in the u*e of fulHfaee mask* at low temperature* are poor visibility and freetin* of eithala* thm valve*. Antlfoc compound* can he ed to coat the in. side and outside of the nyepiere to prevent it* fojurinjt down to about 32*F. Below 0*F however, antifoc com* pound will not prevent severe fomting. Antifog compound* lreak down and require respplieatton periodically. 7.9 A half^nask facepiece should not interfere with the wearer** u*e nf spectacle* nr gogsie*. Proper *rteetinn id equipment normally wilt eliminate any problem nf proper fit when using a combination of haif*ns*k facepiece and spectacle* or (niggle*. 7.10 Perron* required to wear respirator* mint he clean *havrn in the area of the repirau>r *eal. GJ UJ > UJ 7 4 A lighl n.aliv>- prr^urr irrur. inoiik- ih. f.eepim-. `f Inrc.flumi ir-purifWng r>-.(iir*wr {Tilllr 1C). Caf miH lv- uk'-r to nliiiiii jn rffi-riiv. <r.l lw>iwp*n Ihf f.rrpirrr ami fi- tn prmi-nt in.aril ronuminant Irtkagr. Pcniort orinttu n rM art .am OSXA tabulations. Saeiion 1.10 1M 7.11 Conv.nlioti.1 rr.pir.hir* ilo not ronmiuxe an aiw mlutr barrirr in tranwnioien ttf qirrrh. THr rr.pirit.Mrthalation v.lw* uwaliy pmviilr. a lWirlnry |wlhay for .prrch tran*miion over abort JlitMCII in irlalivrly c:nfidemt!\l DUP 0960527 H DU 040737 + 153 > LU Q JANUARY 19*4 Thlt Mjt Rav tap! 1971 RESPIRATORY PROTECTIVI EQUIPMENT *2H Pfl* 5 jultt r*t*. Sprerli lranami*inn linin'* are available. I CtUtWV check for arerplahility of plmrir.il rlm.ifi. .non for nw in haurdnii* area.. ami NIOSII a|i|inival hen tiiiHinlrii on rrnpiralor). r 12 limn for air aupply >hIIIIIII lip plrrtrii in rc.it iljmiii ai In whirl] limy mny |h> rxjimril. 8. CARE 1 1 0antral. A I'rmnilijrd maintnianrr. cleaning. anil ;ofa`ip-taiiiin rlionlil In* tiactl to carp for rrapiratory |ini|prinr equipment. D4 Procadura* AppUcabla to All Ratplratera 8.2.1 Inapactlon. All reapiraior* ahall bp inapeeted i.uinvK lipforp ami aftpr each uw. llioap belli ready for norrarnry u-c ahall lie inaprctnl at leaat monthly ami ilirr r<h ur. 1.2.1.1 5r|f*onuinr<l breathing apparsui* hU imfvtoh monthly. 84.2 Cylinder* ahall Iip tratrd and nuinuined u prparrihpd in thp Shipping Container Specification Regulation* of the Department of Tranaportation (49 CFR. P.rt 173). . 134 Hot- Matka. Cheek the blower periodically for proper rqrcfatinn. Cheek hnw Dir wear anal tear after each oae anti dean when nrrramry. Keep how capped when not in uar to present entrance of duat or other amtammanta. ' ' eadl 144 Af43ll RttpirMert. The farrpieee ahould lie aervieed after each uae. a* fw all other reapiraior*. The flow control valve* ahould lie inapeeted after each uae and cleaned and repaired, if nreeaaary. Air-line how ahould be cheeked for wear and tear after each uae and he cleaned when neeeaaary. See S1H on airmipply avaiem. 144 MtANCmn. Monthly inapmion la the moat important phme of the maintenance program with thia type of equipment beeauae the equipment i* aeldom ueed but muat aiwayi be ready. 8.2.2 Maintvnanct. When it ia ncccssaiy to replarr rn nr <l<*t*rioratcd pan. only tho* made specifically ->f the lirvirr hall lx* uiwii; and the repair work shall be n eumplishH by trained personnel. For moat plant*, it ia (n^frrahle that part* of this type faulmasemhliea) he lY-jiUrnl ,i unit nr returned in the tnanufaeturer or fac* iiim iniiM'ii |M*r*nnne| fur repair. 1.2.3 Cleaning and Olalnlactlng. Respiratory fi|uipnrnt. earept eaniatera ami cartridge*. abmibl lw* flr*anf} and diinfrrted after ra*h t**e. unle< to iinhviikwl*. when tltey ahall be eleined n*vi**4r% to it aaniiary ami properly functioning m.t-k. 144 Chorrdeal Cartrtdgo Raapiraiort 144.1 in pianu with central iced maintenance Nation*, eirtridpe* aometitne* ire diacarded after a predetermined period nf uar. Haakatt Laboratory will eatahliah ehemiral cartridge hreakthmuah time* for apecifir tnaie atmnepherea on requeat to aaaiat pianu in ratablMiing uae period criteria. _ s 1444 Replacement ahould be incorporated into the maintenance ami cleaning program. In mo.t race*. the wearer ahould not lie rmpnnaihle for arheduiing replace* menl cartridge* in hi* reapiraior. However, ehemiral car tridge. ahould lie changed when the wearer delect* the whir or irritating effect nf the contaminant. 6.2.4 Storaga. All rrapiratory protective e|tiip in**m bull lie atom) in a clean, nooh dry place, out of br.-.i sunlight, umler rendition* of moderate tem* jrrstiir*v They thnuhl he liwatml for eay aeceisabiitty . ml tlo* location adoifuately ll>eted if iteveaaary. U`*|ur.ir* dtiNiid nut lie attretl in aurh placea a lta*kera i*r t<Mil intaea imb*** they are in carrying c*m or Utxea. 8444 Where the expected ranUminant ha* no infer or irritating effect. ehemiral cartridge reapiraior* ahall not lie Hard. ' 8444 Mouthpiece reapiraior* ahall mil be uaed for routine protection. Iieeauw lireathing through the mouth may hypo.* the whir nr irritation warning nf an r*. |ieniird cartridge. Tlieae ihi not have NIOSII approval. ( 3 Special Proceduraa for Maintaining, Cleaning, Disinieeting, and Storing Respirators 8444 I'artirular rare ahmild lie exerriwd in the atoeage of riiemh'al eartriil|w heeauae they ileleriurate if 8.3.1 Self-Contained Breathing Apparatus. In (1`ahle lit), the ryiimlrr prr*urr diughi lie checked |w*rioiliclly ami rnrhtirgnl if liehm rateil ' eapoanl to exrraa mojature and In ga*eoii air rom tatninanta. (oartridge. ahmihl not lie aton-d in the area where the workmen uae them. f rcurc tmrrected to 70#Fl. Krchurgc after each nar, Idhming immufacturer** iminMitm*. Follow mumifac* i ircr'* in%triatM*m on tightoe** trM* for rlf-com*inni iittd hydfiMlatir noting nf itmprecd*air cylin rr \*un* ihjt regtalntor ud low*|treMire alarm* are I I1H Uniting. I'eotons arietta "W a-t Irani OSHA rsfuisitons. Sacoort 1S10.13* 84.7 Muehanieal Filar Raaplralora. Merhaniml filter* nf the "throw.away** tyjie duHild lie diaranled when the lireathing reaiatanee lieewne* luitlieranoie to the wearer. Some nterhaniral filter re.pir.lnr. uw eerleaoable ftllrra. in whieii raw Uh- ftllrra are rieonril when the reapiraior i* lieiog arraimL CONFIDENT^ 0960528 DU 040738 S>H Nag* r RMRIRATORY RROTKCTIVt EQUIRMCNT JANUARY TNs Rag* Rav s*R< 197* 1M tau i - tvpm op rcipwatorv PNOncnv* iouimknt <eorro on paoi n TM* 1A - Ak-litM Ml Mamma at OeariUon UM Air supply Norn suppitad-air Oraatnmg apparatus. Saa S1H on air-dislrtBution syaiam. Operating or repair work wham them is exposure suteanoes mac am imuting or conosra* to mo skin an* mucous membranes. Out whar* w* stmospnom is not knmadiataty dsngorout to 111*. II immadlataly aangorous to ills, tn* mssiratory squipmsnt mould oa pmvidod as in A1.4 and ms *r.suppiMd suit mould as ksgt wttn a sllgnt ooaltlv* omasum. In ary osaa m* sir supply should net ba Has man ta minutes to snow tno worker sufflewm air to oteapo from tna eontamlnatad ama. A Body hamaas is mquimd to nandU thwhoe* Una and mo HU llna. which always should oa worn as a maeua navies. Haipar twaaring similar air-auppHadauN. Body ns-/ nsss. and HI* Una) should bo aastgnsd witn no othar duliss than to ooaarvs tlw man In in* haxardous arts, actand tha a Una and in emergency. ask lor naip and ba mady to rat&i* tn* womsr. (Saa 3iM). / umnatioM Th* wearing ol an snparviou* suit lor any extended panod a axtmnwly latigding and dangsrous urvaas n is won vantilatad. Th* suk must Ba imoarvioua lo th* suSatarc* an. eoumorao. with m* longest nos* langm lor which us* is intended usambHd torn* maptrator. and th* loamsi mtat pmsaum Intanoad Mr operation introduead to tno anwupo^noo*. eenstsnt How units muH dalIvor at Hast 4 cfm msasumd St m* tacopwc*. Tn* emanation rsststanc* *t SS liter* par mmut* snail not ascasd 1 inch ot water. When haunats or/ioocs am used, tha sam* roouimmsnts must bo mat except mat tna linv rata mu* Ba at least s cfm. Nor Bom lypas of aaeamou** won m* ntghs* mist pmssum and snort** nos* MngBrtne maximum How snail not aacaad id dm. / Nanisms No NK33H* approwal. Nor additional mtemsBon. saa naming, A/X. O'Alonso. C. A., *td Zaps. J. A. '`Modem Occupational Madtcata." Chaptar 7. "ProteMfea CMNimg lor tn* cnamtcal Industry." Laa and Nadlgar. PhHadsipnia (1980). / ... . A Hanoua Hliacn vortex tubs** worn a* a oortaoi* mM^arator can satrstactonty cool com* pmaead air Mr paraonnai waanng induathal protactivp^olothinf. Th* vortax tub* la itgnt wnd small, and can b* strapped M m* Balt wham it doaa/ot Intarfpm wim physical movsmant Th* tuba oearata* on 30 M 29 dm ol oompmaaad sir s>40 to IK p* and dativar* it to it elm or air cootad 90 M SO*N batow tn* mlat air temperav/* Th* tub* ean B* ravataa* M uaad as a naatar. / * NiaR Mtt&tit* ter Oocuwnn twry an* MMft*. U. t. Otpt Htuft. Hu^inw ** AvtliN* ten / tnsen wwgtattwint Company / P 0 lot M29-TII / Houmon. tx )T00i / wttttn / / ' p~ pAnAwkripn~^*r>,,!'vt ^ t * Li \J I T I I W -- DUP 0960529 i. DU 040739 JANUARY 1M4 Thl Mv* R*v t*p MT I MtPIRATORY RROTCCTIVE. KQUWMKMT **H Paga 7 DUP 0960530 DU 040740 DU 040741 H,., DU 040742 2M Pf RHRIRATOftY RROTKCT1VI 1QVHMSNT JMtUAHY tOT4 TX> Nn Hw 2ft IfTt il if il II ^I s1 DU 040743 117 DU 040744