Document k9X5b54z3qDZQmwv5o3bgrjy0

FILE NAME: James Hardie (JH) DATE: 0000 DOC#: JH004 DOCUMENT DESCRIPTION: MSA Dust Sampling Kit Manual MT004977 + * m ii i* M K i ik^ A 7#. INTRODUCTION The MSA C /,i' imetnd Hum Sampling Ki* ts designed 6 permit ev olution of tt* cspiruh'e dust e .p o 'J tc of ind;\ rJu.,1 underground coai (timtM and other types of cdui* irul worker* Sir.cr ,tll 1'C .*)* ' k. . s - 1 it.-* !c t r *-*tf ; dust inhaled Joes nt enter the lungs. the duo of hygienic signi* n v*luvh fe.is'v* the k -m irat . tf the lungs Tl.i* porttotl, . iMe'mn, c . 'n j n t no patt.c'es Urger than In n itro n * and an to* . p.trticu'.atfs .1 particle ' i/ t decrease to about I'klC*. of particles ,2 fiveion* : .I!,*. The `heart' . the M b.\ Gras metric Duo Sampling Kit i* the tyO .m 'filter bolder *Vt' , designed to simulate the human respiratory tract in it* selectivity foe 1.1* C d> b .c n .'n ot du>t pjrt.!c> Ihi> prim t sampler". which is attached to - e V'trg -* -e 4 rej of the breathing rone of the worker. is essentially a 2-stag* de-uv. The t.rs: ,t 10 millimeter r..U>n ct clone a'scm h1*. discards the larger (above lo m e te m <.?e pTt-sles The second Mage consists of a prc-weighed membrane filter i.rouf.i'-'J in j h. 'd e 't rw? ro'l.i. r-e re*piraK*e fraction o ' :S* .!> \i. V the ra*f cf the r."topti--e sat:-.-dine period the f.t'e' i* weighed ae.un to the nearest 0 01 milligram lor e. - r e H e MSA Cohn Mi-ctr.m..! mcc. M -del WTL. Pan No. W 2 4 t. and c. n.'c'.t''-* .ms ..< csprc'.<*d as rnltig: ji i> ot da.t per cuh c meter of air sampled. The per ''at .triple? continuous! samples air from the workers breathing zone d. i'ir e the ' 1 ...r^ rtc Nit ho..r- The .itm.os.nlic'c is d ra* n through the dc*tct at a p. v:*e",cc' _ : - ta'.c h 'he 'ort.h'e 'i . r n Model G wh.eh carr-<s l* S Bureau of Mines appro-al in explosive atmospheres. The pump is preedthrated for three How ra'.ev-2.o I m. 1.7 1 rrr. 1.4 1,'m. The co'rportfr.ts of th>s kit meet the jrisimetnc dust sampling requircmenti of the . U S. L-are-a o ' Mines and the U. S Pun,.e Health Service.* INSTRUCTIONS W E1CM H0 A N 3 IN5EBTIN0 lILTI* N0TK:*<*.tt pe.r:> to he used must Nr clean, sirs and free of dust-T he fitter weighing and .-marrt.nj; mast he done in a dust-free atmosphere. -f, : 1, Jn'ert a h!ui? p ast.r p'ug into the hut >-t the r'ate fn lett ecuor. o ' a f.l'er holder. " 2 / Insert a red plastic plop into the huh of the female tnhhed base! seciiott of filter /holder. 3. Piece fr.e p e r '.ta 'c d sappon screen m the tcm...'? secnon of a filter holder > , 4. RcmosVo"c iiltrr from hot and u c c h <>n Ntlunce. (N U lH : Always hamile filtm u tin g tweeci-rs a r j -r-asplnc Ir '.i-' at outer cJ^e on'.s. !> Kit tou*h filters s*ith Imgerst Record til.i initial titter ei^rw. m&i .y.5. .Remos-e weighed ftiter from balance and pi see on top of support screen. Immediately ^ ir .s e r f nnle action of filter holder into loaded female sectart and pres* into place b>- mean* ^ o i^ lb e ^ '^ k -iT r^ T b o l fThts mav be accomplished K placing presvprs .tool ett (op of ifi'tef^holder and intermittertls pressing with heel of hand while turning filler l^h o U le- w iihjinfers of s*thr hand, tsam m * carefully us ensure that male leetkM ia ouk* umform/rontjc*. tiltsrj its entire seating edge with the filter!. - r" ^ ' '.ST',' "diwVaric dcr'-lyihg numt^r on top of niter hol.*er and record along s^de of initial filter weight' v. s T ^ P .^ o v t br.e 'white cellulose band'from jar and sink into positissn around circuafor* Afrrr htisd has dried and shrunk into posHam, transfer th identifw itmynumh^.rltm :he top of theM :cr holder to the white hand with a fe't-tip r 'rkieg ^C^iTm#ar^de^ieeilReplacelscrew cap iipHtly on jar ot bands to present tpnoge or im f BUiMaManiaial^ ` . irov* MT004979 M iybiftjiift n rtn l TTf trr i ivti.l^ a f# s a s ..a .v ,,,.a , - - ^ -v ., INtM TM H IT I * M01D1A t. Rrtate knur'ed UsAing nut vn b;.k of holder assembly one-half (urn counlerclock* I t<v*ven, f 2. 1if* uprer i - r p i v o t to tie and remove uopper. ,t. *{:.'? the ' it;; and red plastic r 'l,iJ' from ihe inlet and outlet hubs of a "freshly" .i'<tretl f 'irr `.*,. \ r ( rfi nl-l h-.S ' f'tier m.!cdownward into the coupler. 4. I.ift i.rper rv,,.,:. pivot ir.io p-'s.no-t .itv \c filter holder m J press downward so that O'.tt/iT h jh 'ip."*'."* c.'ce't ude> o' t;!!er holder enter the flow connrcior assembly. Place thumb tr.J !''. i >'i >.>;./unial >. rf-.c ' lower ..-J upper bracket respectively and pres* to j e t . ' . n ' i i part "hoiMm" Rotate kr.u<leJ locking nut closkwisc and tighten .sc*;re*y. PLACEMENT O ' EQUIPMENT 1. Attach l.'.dcd holder .ssrmblv to lapel or ccd'ar h\ meant of crocodile clip. 2. Connect tree er.d of sampling line to vtmple inlet filling of pump. 3. Depress the switch located on top of the pump to turn the unit 'on" -nu w.;h the flowmerer vertical tu n salve stem to select Jesired sample (low ra ; 2 r litcrv n o n .-- hall llojt centered on orange hand. J.7 litrrv mm -- ball float centered on red hand. I t liters mm. -- hall flo.it centered on vel'ow hand. 4. Immediate!;, note and record starting time of test. 5. Attach pump to belt hy means of belt loop in a position that will not hinder fcorkiog efforts. Satttpl.sj line may he kept dose to Nxlv h> attaching spring clip to clothing. 6. Durtttg '.he !et period check the flowmeter float position periodically (every 30 -- 60 mmutev to e o u re that the proper Cow rate i hemg maintained. Adjust flowmeter A necessary. 7. At end of test period depress pump switch to shut unit off. Immediately note and record the tune. REMOVAL Of SQUIPMENT 1. Remove pump from. helt. DisCs'nsect vampi ng line from vum.ple inlet fitting of pump. 2. Dniasim clips from clothing to remove hsvlder avvem'ofy. i . Remove f:.:r holder from holder assembly av follow: a. Rotate knurled iockmg nut one-half turn countercU ckwise to loosen. - k C risp t.'.'er hauler with oe hand while lifting upper bracket ivf holder assembly with 'other har.d to disengage tl>w connector assent*1') iro n outlet hub: pivot upper bracket . to skiel ^H o li coupler in place while lifting filter holder to disengage inlet hub fr e e coupler. fit'Return stopper to previous position aton coupler. pr*o* upper bracket into position above stopper, pres* brackets together (thereby clamping stopper ini and tighten lock* ,, :. teg nut securely. .nU ^d.^Ptace the hide plastic plug in ;h* outlet hub and the red pUslic plug in the mkt hub : of the "uved" ;filt<r holder. (Thiv permits the determination of which filter holdm hat* i'f^beea used ir.ce.iht colored plugs have been reversed front their original positionsk SOTEi K w y iead fOttr hoM m a owes `Tie--**owe* m m f m peeve1 1 E V -irvltoiiigafatef the moving bath" ,,iV--IK_M OVtM aANOItlW tlOMitl-y -IL T IR fe-i.V ^p^^^i^ir'IfiU ff hoWer with damp cloth to remove dust prior to opening. Cut the cellulose.band at the joint between the two sectioos of the filler holder i k-- ir MMi UtiMH the tweelcr tip Ho wit rrrmi** hand, Kcm.we top irrulet w n o n of filler holder bf pry Xtigrpcn w.:h p:e*vpr> tool. 3. Remc*e f.l'rr a* follow*. IV't .i x/iijII r**J lopoed piper clip) up (he outlet hole tferrtale section thereby ramng support screen and filter to a lo c i where the filter may he grap\l >jt the une\poed edge umg the tweererx Care houUI he taken not to loose Snv of he du>t sample. The opened pjper clip max he uxed ax support on the underude oi the title* 'hen pladtrtg the filter ort the haLitec. If the : h-.r rick to the top rrulei section of the filter holder -- work one edge of tw re.vr. h*.-:n filter and (' .'.. ( lamp twcr.' e r' i nto filter a n j geroly lift filler oIf taking care rot to tc^r the liter r.>r loe .on o( the Oust sample. Place filler on balance dewrihe-J .livxc. (i Bru-h any dut remaining on the mxi.lc of the filter hotJrr onto the filler for weighing. ) ) 4. Check (i/er identification number on cellulose hand and record weight in tog hook. DETERMINATION OF OUST CONCENTRATION 1. Subtract intial filter x.eig.it rimi f.nal lilt . r we-gh: and reared 'af,*^-ace in mili*gramx. 2. Divide -eight difterer.ee K -mpl.* olirme nn oitMC merer'. J. The rex-it . the respirable dust concentration in mr'igram per cubic meter (m g /it.') ef air sampled. MAINTENANCE PUMP AND CHARGER r. 1. After each v.xe recharge pump battery in accordance with information on ir.xtrwetioo card tPt. No. *95703. 2. Wipe pump and charger with damp cloth io remove dun FILTER HOLDERS MiX: 1 If ii iU:;r-cd that each filler ho'der he ued only once then Jtxcardcd. however, they / ' may be ued up to a maximum of four time i no* rcue it rune are damaged during filter removali provided they are clx-ared ax l.dt. pru* to each additional use: V ;:. Wash fitter holder part* and p:at*c pi-; u,ng a radd detergent in water. R une parts >X$ ; repeatedly with u p water; ue dixtilied water for final nnw . h. Dry all part* in a dust tree atmophere. CYCLONE ASSEMBLY ; 1. Rem*.- grit pot (take care not to loe "O" ring) and xortei finder Emptx co n tra il of pas pM. xnall brush. Pt. No. 625-* in to clean inner h o w and mating surface* of cyclone | p l | ^ ^ P V,l 'pan* externally with damp ckxh. 1^4.lAlt>w"xufticier time for pan* to dry then rea>*emhtc 'make sue p it pc seals on IP- s! l ; . : . ^ v r . - t Twimak replacem ent pa r ts list 5 : > V 'V-* 6^:2 s::^3 : -*5 ^ r:3 5 5 5 '-z >>/3 c.'tt M F.-O. Par**:'r, V** c ' C-JV*. Ucirl C P** J Hs'ifr Ay^-S'f C trp M t * Cjrclo** t Sawpf.nf lin* ittm S It Hc iw Aur-tlf f' >' Ho'rj P *f 12 Bci of 50 S i'f . S-.;;*K Si*tfs. Iif 91 SO l; # tri. lt*ltft Tcci, PriivPry * !. -- ? t "`tr-Ury P*tJ (* incIuUl 1 tiCA; tfiCfciti Cttc. Carrymf Ctv* haamttj L i l m Ajwobly 5m *t. Ca-tf. Mitfrttie* :P*"P Cmf|r, Motfrt Q