4_final Competency Based Learning Materials

COM OMPETENCY BASED LEARNI NG MATERI AL

Sect or

:CONSTRUCTI ON

Qual i ficat i onTi t l e 11

:ELECTRI CALI NSTALLATI ON AND MAI NTENANCE NC

Uni tofComp mpet ency :PERFOR ORM ROUGHI NGI N ACT CTI VI TI ESFOR OR COM OMMUNI CATI ONAND DI STRI BUTI ON Modul eTi t l e :PERFOR ORMI NG ROUGHI NGI N ACTI VI TI ESFOR OR COM OMMUNI CATI ONAND DI STRI BUTI ON

Te c hni c alEducat i onandSki l l sDev el opmen A t ut hor i t y LANAO NOR ORTE NATI ONALAGROOI NDUSTRI ALSCHO HOOL BUA UALAN,TUBOD OD,LANAO DELNOR ORTE

HOW TO USE THI S COMP MPETENCY –BASED LEARNI NG MATERI ALS We Wel come ! The uni tofcompe t ency “ P er f o r m Ro ug hi ng i n Ac t i v i t i e sf o rCo mm mmuni c at i o n ”A cour sewhi ch comp mpr i sest heknowl edge,ski l l sand at t i t udes and Di s t r i but i o n. r e qui r e df oraCe Ce r t i fic at el e v e l11i nEl e c t r i c alI ns t al l at i o n andMai nt e nanc et r a i ne r . t opossess The mo dul e, Per f or mi ng Roughi ngi n Act i vi t i es f or Communi cat i on and Di s t r i but i o n, c ont ai ns t r ai ni ng mat e r i al s and ac t i v i t i e sr e l at e dt oi de nt i f y i ng l earner ’ sr equi r eme ment s, pr epari ng sessi on pl an, pr epari ng basi ci nst r uct i onal mat e r i al sando r g ani z i ngl e ar ni ngandt e ac hi ngac t i v i t i e sf o ry o ut oco m mp pl e t e . I nt hi smo mo dul e ,y o u ar er e q ui r e dt og ot hr o ug h as e r i e sofl e ar ni ngac t i v i t i e s i n or der t o co mpl e t e eac hl ear ni ng out co me.I n eac h l ear ni ng out co me ar e andTask/JobSheet l l ow and I nf o r ma mat i o nShe e t s,Se l f Che c ks,Ope r at i o nShe e t s s.Fo perf orm t heassi st ancef r om yourt r ai ner . Remembert o: •

•

•

•

•

•

Wo Wor kt hr ough al lt hei nf or mat i on and compl e t et heact i vi t i esi n eac h s e ct i on. Read i nf or mat i on shee t s and comp mpl et et he se l f c hec k. Sugge s t ed r ef er encesarei ncl uded t osuppl eme mentt hemat er i al spr ovi ded i nt hi s modul e. Mostpr obabl y ,yourt r ai nerwi l lal sobeyoursuperv i sororm ma anager . Hei st her et osupportyouandshow yout hecor r ectwayt odot hi ngs. You wi l lbegi v enpl ent yofoppor t uni t i est oaskques t i onsandpr act i ce on t he j ob.Makesur eyou pr act i ceyourski l l sdur i ng r egul arwor k shi f t s.Thi s way ,yo u wi l li mpr ov ey our speed,memo mor y and yo ur confidence. Uset heSel f Chec ks,Oper at i on Shee t sorTaskorJobPerf or manceat t he end of e ac h sect i on t o t es t your own pr ogr ess. Use t he Perf orma mance Cri t eri a Checkl i storPr ocedur alCheckl i stl ocat ed af t er t hes hee tt ochec kyourownper f or mance. When y ou f eelconfidentt hatyou hav e had suffici entpr act i ce,ask y ourTr ai nert oe v al uat ey ou.Ther esul t sofy ourassessmentwi l lbe r ecor dedi nyourPr ogr essChartandAccomp mpl i shmentChart .

You needt ocompl e t et hi smodul ebef or ey ou can per f or mt hene xtmo dul e, I ns t al lwi r i ngde v i c e sf o rflo ora ndg r o undf aul tc ur r e nti nt e r r upt i ngo ut l e t s .

CBLM o nEl e c t r i c a lI ns t a l l a t i o n andMai nt enanceNC I I Perf ormi mi ngRoughi ngI n Ac t i vi t i e sForCommu mmuni cat i on AndDi s t r i but i on

Dat eDeve l oped: May1,2015 Dat eRevi sed: May1,2016

Revi sedBy: Jonar dA.Mama l i as ,RME

Doc ume me ntNo. I ssuedby: LNNA NAI S Re v i s i o n#01

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HOW TO USE THI S COMP MPETENCY –BASED LEARNI NG MATERI ALS We Wel come ! The uni tofcompe t ency “ P er f o r m Ro ug hi ng i n Ac t i v i t i e sf o rCo mm mmuni c at i o n ”A cour sewhi ch comp mpr i sest heknowl edge,ski l l sand at t i t udes and Di s t r i but i o n. r e qui r e df oraCe Ce r t i fic at el e v e l11i nEl e c t r i c alI ns t al l at i o n andMai nt e nanc et r a i ne r . t opossess The mo dul e, Per f or mi ng Roughi ngi n Act i vi t i es f or Communi cat i on and Di s t r i but i o n, c ont ai ns t r ai ni ng mat e r i al s and ac t i v i t i e sr e l at e dt oi de nt i f y i ng l earner ’ sr equi r eme ment s, pr epari ng sessi on pl an, pr epari ng basi ci nst r uct i onal mat e r i al sando r g ani z i ngl e ar ni ngandt e ac hi ngac t i v i t i e sf o ry o ut oco m mp pl e t e . I nt hi smo mo dul e ,y o u ar er e q ui r e dt og ot hr o ug h as e r i e sofl e ar ni ngac t i v i t i e s i n or der t o co mpl e t e eac hl ear ni ng out co me.I n eac h l ear ni ng out co me ar e andTask/JobSheet l l ow and I nf o r ma mat i o nShe e t s,Se l f Che c ks,Ope r at i o nShe e t s s.Fo perf orm t heassi st ancef r om yourt r ai ner . Remembert o: •

•

•

•

•

•

Wo Wor kt hr ough al lt hei nf or mat i on and compl e t et heact i vi t i esi n eac h s e ct i on. Read i nf or mat i on shee t s and comp mpl et et he se l f c hec k. Sugge s t ed r ef er encesarei ncl uded t osuppl eme mentt hemat er i al spr ovi ded i nt hi s modul e. Mostpr obabl y ,yourt r ai nerwi l lal sobeyoursuperv i sororm ma anager . Hei st her et osupportyouandshow yout hecor r ectwayt odot hi ngs. You wi l lbegi v enpl ent yofoppor t uni t i est oaskques t i onsandpr act i ce on t he j ob.Makesur eyou pr act i ceyourski l l sdur i ng r egul arwor k shi f t s.Thi s way ,yo u wi l li mpr ov ey our speed,memo mor y and yo ur confidence. Uset heSel f Chec ks,Oper at i on Shee t sorTaskorJobPerf or manceat t he end of e ac h sect i on t o t es t your own pr ogr ess. Use t he Perf orma mance Cri t eri a Checkl i storPr ocedur alCheckl i stl ocat ed af t er t hes hee tt ochec kyourownper f or mance. When y ou f eelconfidentt hatyou hav e had suffici entpr act i ce,ask y ourTr ai nert oe v al uat ey ou.Ther esul t sofy ourassessmentwi l lbe r ecor dedi nyourPr ogr essChartandAccomp mpl i shmentChart .

You needt ocompl e t et hi smodul ebef or ey ou can per f or mt hene xtmo dul e, I ns t al lwi r i ngde v i c e sf o rflo ora ndg r o undf aul tc ur r e nti nt e r r upt i ngo ut l e t s .





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COM OMPETENCYBASED LEARN RNI NG MATERI ALS

Li stofComp mpet enci es

No.

Uni tofCompet ency

Pr e par eEl e c t r i c al PowerandHydr aul i c 1. Tool s

Modul eTi t l e

Code

Pr epar i ngand Mai nt ai ni ngEl e c t r i c al Hydr aul i candPower Tool s

Perf orm Roughi ngi n Act i vi t i esf or 2. Comm mmuni cat i onand Di st ri buti on

Perf ormi ngRoughi ngi nActi vi ti esf or CON7243009 Comm mmuni cat i onand Di st ri buti on

3.

I ns t al lWi r i ngDe De v i c e s f orFl oorandGr Gr ound Faul tCur r ent I nt e r r upt i ngOut l e t s

I ns t al l i ngWi Wi r i ngDe De v i c e s f orFl oorandGr Gr ound Faul tCur r ent I nt e r r upt i ngOut l e t s

4.

I ns t al lEl ect r i cal Pr o t e c t i o n Sy s t e mf o r Li ght i ngand Gr oundi ng

I ns t al l i ngEl e ct r i c al Pr ot ect i onSyst em f or Li ght i ngandGr Gr oundi ng

I nst al lEl ect r i cal Li ght i ngSyst ems mson

I ns t al l i ngEl e ct r i c al Li ght i ngSyst ems mson

5.


CON ON724308




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Auxi l i ar yOut l e t sand Auxi l i ar yOut l e t sand Li g ht i ngFi xt ur e s Li g ht i ngFi xt ur e s

MODU DULE CONTENT Qual i ficat i on Ti t l e 11

:ELECTRI CAL I NSTALLATI ON AND MAI NTENANCE NC

Uni tofCompet ency : PERFORM RM ROUGHI HI NGI N COM OMMUNI CATI ONAND DI STRI BUTI ON Modul eTi t l e : PERFORMI ORMI NG COM OMMUNI CATI ONAND DI STRI BUTI ON

ROUGHI NGI N

ACTI VI TI ES

FOR

ACTI VI TI ES FOR

I nt r oducti on: Thi smo dul ecov er st heknowl edge,ski l l sand pr operat t i t udei nl ayi ngout , el ect r i calme met al l i c condui t sf or comm mmuni cat i on and di st ri but i on.I t deal s wi t h l ayi ngoutofme met al l i c condui t s,wi r eways and cabl et r ays,t el ephone t er mi nal cabi net sandcabl ebri dge.

Lear ni ngOu Outcome mes :

LO1.I nst al lel ect r i calmetal l i ccondui t s

LO2.I nst al lwi r ewaysandcabl et r ays

LO3.I nst al lt el ephonet er mi nalcabi net CBLM o nEl e c t r i c a lI ns t a l l a t i o n andMai nt enanceNC I I Perf ormi mi ngRoughi ngI n Ac t i vi t i e sForCommu mmuni cat i on AndDi s t r i but i on




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LO4.I nst al lcabl ebri dge

AssessmentCr i t er i a:

1.El e c t r i c alme t al l i cc ondui t sar ei ns t al l e dac c or di ngt ot hel at e s te di t i o n o fPhi l i ppi neEl e c t r i c alCo deandNat i o nalEl e c t r i c alCo de . 2.El e c t r i c alme t al l i cc ondui t sar ei ns t al l e dac c or di ngt ot hej ob r equi r ement s 3.Tool s/equi pmentandmat er i al sneededf ort hei nst al l at i onarepr epared i nl i newi t hj obr equi r ement s. Saf e t y pr o ce dur e si ni ns t al l i ng e l e c t r i c alme t al l i cc ondui t s ar es t r i c t l y obs e r v e d accor di ngOHSgui del i nesandpr ocedur es.

I nst al lEl ectr i calMetal l i cCondui ts

LEARNI NG OUTCOME #1

CONTENTS: PEC pr o v i s i o nsone l e c t r i c alme t al l i cc ondui t s Be ndi ngel e c t r i c alme t al l i cc ondui t Pr o ce dur e si ni ns t al l i nge l e ct r i c alme t al l i cc ondui t Saf e t ypr o ce dur e si ni ns t al l i ngel e ct r i c alme t al l i cc ondui t s • • • •

ASSESSMENT CRI TERI A: 1.El e c t r i c alme t al l i ccondui t sar ei ns t al l e dac c or di ngt ot hel at e s te di t i ono f Phi l i ppi neEl e c t r i c alCo deandNat i o nalEl e c t r i c alCo de . 2.El e c t r i c alme t al l i cco ndui t sar ei ns t al l e dac c or di ngt ot hej o b r equi r ement s 3.Tool s/equi pmentandmat er i al sneededf ort hei nst al l at i onarepr epared i nl i newi t hj obr equi r ement s. 4.Saf e t ypr o ce dur e si ni ns t al l i nge l e ct r i c alme t al l i cc ondui t sar es t r i c t l y obser ve daccor di ngOHSgui del i nesandpr ocedur es. CONDI TI ON: St udent s/t r ai neesmustbepr ovi dedwi t ht hef ol l owi ng: •

Tool sandEqui pment CBLM o nEl e c t r i c a lI ns t a l l a t i o n andMai nt enanceNC I I Perf ormi ngRoughi ngI n Ac t i vi t i esForCommuni cat i on AndDi s t r i but i on

•

Mat e r i al s


Revi sedBy: Jonar dA.Mama l i as,RME

Doc umentNo. I ssuedby: LNNAI S Re v i s i o n#01

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Li ne man’ spl i e r s Longnosepl i er s o Di ag onalc ut t i ngpl i e r s o Se to fs c r e w dr i v e r o Cl aw hammer o Hac ksa w o Measur i ngt ool s o Pi pev i s e o Pi pec ut t e r o r eamer o Si mul at ed o wor kpl ace/wi r i ngboot h Ladder o Hi cke yBendi ng o o

o o o o

•

El e ct r i c alme t al l i cc ondui t s l ocknut s,bushi ng,adapt er s f as t e ni ngde v i c e s Condui tsupport s

Learni ngMat er i al s Learni ngel ement s o Manual s o Booksand o Phi l i ppi neEl e ct r i c al o Code/Nat i onalEl ect ri calCode, Lat e s tEdi t i on

ASSESSMENT METHOD: Demons t r at i on Di r ectobservat i onandquest i oni ng • •

CBLM o nEl e c t r i c a lI ns t a l l a t i o n andMai nt enanceNC I I Perf ormi ngRoughi ngI n Ac t i vi t i esForCommuni cat i on AndDi s t r i but i on




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Lear ni ngExper i ences Lear ni ngOutcome#1

Lear ni ngAct i vi t i es

Re a dI nf o r ma t i o nShe e t2. 11 • • •

Speci alI nst r uct i ons

Youcanaskt heassi s t anceofy our

The or i e s /Pr i nc i pl e s Tool s,Equi pmentandMat er i al s Tasks ( St eps)& Keypoi nt s

Sel f Check2. 11

t r ai nert oshow youandexpl ai nf ur t her t het opi cyoucan’ tunder st and.

Answert hef ol l owi ngques t i ons

AnswerKe y2. 11

Compar ey ouranswer st oanswerkey

TaskShee t2. 11

Per f or mt hef ol l owi ngt askt odev el op s ki l l si nbe ndi ngme t al l i cc ondui t

Per f or manc eShe e t2. 11

JobShee t2. 11

Per f or m ho wt ooper at eHi c ke ybender .

Pr epar ei ni ns t al l i ng el ect r i calme t al l i c condui t s Af t erdoi ngal lac t i vi t i esoft hi sLO,y ou ar er eadyt opr ocee dt ot henextLO on I nst al l wi r i ng dev i ce s f or floor and gr ound f aul t curr ent i nt er r upt i ng out l e t s .

CBLM o nEl e c t r i c a lI ns t a l l a t i o n andMai nt enanceNC I I Pe r f or mi ng Roughi ngI n Act i vi t i es For Communi cat i on AndDi s t r i but i on




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I nf or mat i onSheet2. 11 I NSTALLELECTRI CALMETALLI C CONDUI T Lear ni ngObj ect i ves: Af t err eadi ngt hi sI nf or mat i onShee t ,youmus tbeabl et o: 1.Cl assi f yri gi dcondui t . 2.Enumer at eandappl yt hePEC r equi r ement sc once r ni ngr i gi dcondui t pr e par a t i on( be ndi ng )f ori ns t al l at i on. 3.Pr epar i ngandcut t i ngpi pes. 4.Bendri gi dcondui tt ot hef ol l owi ngf orms. 4. 1r i gi dangl e 4. 2 offse t 4. 3 cr ossove rorsaddl e 4. 4 go os enec k

I .

THEORI ES/PRI NCI PLES

Ri gi dcondui t sar ecl assi fiedas: 1.Ri gi dme t alcondui t 2.El ect r i calmet alt ubi ng( EMT)ort hi nwal lmet alcondui t 3.Nonmet al l i ccondui t /PVC pi pe( Pol yvi nylchl ori de) Ri gi dMet alCondui t

•

The yar ecommonl yusedi n; r i ngbui l di ngt omi ni mi z ei fnott ot al l ypr ev entfir esdue - Wi t oel ect r i ci t y . r i ngt hatmus tbebur i edi nconcr e t e,masonr yorsi mi l ar - Wi mat e r i al s . - Expose doropenwi r i ngwher emaxi mum pr ot ec t i onf r om mec hani caldamagei snecess ary .





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•

•

The yar enor mal l ygal v ani z edorz i nccoat edt opr ev ent corr osi on,whenexposedt oweat her ,i mbeddedi nconcr et e, i ns t al l e di nwe tl oc at i ons .

Thes t andar dl engt hi s3. 048me t er s( 10f t . )i ncl udi nga coupl i ng.I t susualdi amet eri s12. 7–152. 4mm ( “ 1/2t o6” ) .

Ther adi usoft hecurv eoft hei nneredgeort hefiel dbendshal lnotbel ess t han whati sspeci fiedi nt abl eI .A r un ofcondui tbet weenan out l etandafit t i ng shal l not cont ai n mor et han t he equi v al ent of 4 quar t er bends ( 360° ,t ot al i nc l udi ngt ho sebe ndsl o cat e di mme di at e l yatt heo ut l e to rfit t i ng ) .

Si z eofcondui t

½ ¾ 1 11/4 11/2 2 21/2 3 31/2 4 41/2 5 6

Radi usofbe ndswi t h conduct orswi t houtl ead sheathed ( I nc he s ) 4 5 6 8 10 12 15 18 21 24 27 30 36

Radi usofbendswi t h l eadsheat hed conduct or s ( I nc he s ) 6 8 11 14 16 21 25 31 36 40 45 50 61

Tabl eI .Radi usofcondui tbends( i nc hes)

Fi el d bend i sanyfiel d bend madebyt heel ect ri ci an dur i ngt hei nst al l at i on oft hecondui t .





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Typesofcor r osi onr esi s t antRi gi dcondui t

1.Al umi num 2.Si l i conbr onzeal l oy 3.Pl ast i ccoat ed Theri gi d met alcondui twi ri ng,t heel ect ri ci an cut s,bends,t hr eadsand r eamed condui t s bef or ei nst al l i ng t hem.Cut t i ng r i gi d condui ti s done wi t ha hacksaw orapi pecut t er . Sharpedgesorbur r satt heendscoul d ser i ousl ydamaget hei nsul at i on of t he wi r e as i ti s pul l ed i nt ot hecondui t .Thesebur r shavet o be r emove d by a r eamerorbyafil easperPEC r equi r ement s. Bendi ng condui ti s done t o pr oducea des i r ed bend angl e on condui tf or i ns t al l at i on. Thi si sdonewi t h ahi c ke yorcondui tbender .Bendson r i gi d condui tpi pes shoul d be made so t hat t he pi pes ar e not i nj ur ed nor t he effec t i ve i nt er nal di amet err educed.

Thei l l us t r at i oni nfigur e1.show ar unofcondui twhi c hcont ai nsmo r et han t woquart erbendswhi chi sagai nstt hePEC r equi r ement s.

Fi gur eI . Vi ol at i onofPEC Requi r ement son Runofcondui twi t h4quart erbends





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Fi gur e1.

Thef ewert hebends,t heeasi eri ti st ofishi norpul lwi r esi nt omet al condui t s. Oneoft hepr act i calwaysofdet ermi ni ngt her adi usofafiel dbendi st o mul t i pl yby5.Di amet erwhi chi sl esst han 1”shoul dconsi deras1”i ndet er mi ni ng t her a di usofbe nd.Se et hei l l us t r at i o n be l o w.

Exampl e:

Si zeofcondui t

Radi us

= ½ di amet er

= Di ame t erx5 = 1x5 = 5”

The i l l us t r at i ons i n figur e 2.Show how t o figur e 90 ˚ or r i ghtangl ei n e l e c t r i c alme t alt ubi ng .





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Fi g ur e2.Fi g ur i ngar i g htang l e

BendonEl ect ri calMet al l i cTubi ng

Supposet her i ghtangl ebendi st obemadeandt hatt hecondui ti st ohave ar i seof18”abovet hefloor .Assumi ngt hatt hecondui ti s½ i ndi amet er ,subt r act 5”f r om t he r i se of18”t hatl eav es 13” .Hook t he benderov ert he r i gi d met al condui tsot hatt hearr ow on t hebenderpoi nt st oapoi nt13i nchesf r om t heend oft hemet alcondui tasshowni n figur e2.I ft hesi zeoft hecondui ti s¾,subt r act 6” .I ft hesi zei s1” ,subt r act8”f r om t hedesi r edmeasur ement s.

Thedi ffer entbendst hatar ecommo ni n acondui ti ns t al l at i on ar et hatt he f ol l o wi ng:

1.Ri ght -angl ebend 2.Offse tbend 3.Cr oss ove rorsaddl ebend 4.Goos enec kbend

Fi gur e3.shownt heappl i cat i onont heabovement i onedbend





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Fi g ur e3.Appl i c at i o no ft hedi ffe r e nt Bendsi nCondui tI nst al l at i on

I nbendi ngamet alcondui t ,api pebenderorhi ckeyi scommonl yuse dby e l e ct r i c i ans . Ther ear esev er alme t hodshowe v er ,t hatar eusedi nbendi ngi nt heabsence ofhi c ke y ,l i ket heonei l l us t r a t e dbe l ow.





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Fi gur e4.Met hodsofBendi ng

Met alCondui t s

I .

Tool s,Equi pmentand Mat er i al s CBLM o nEl e c t r i c a lI ns t a l l a t i o n andMai nt enanceNC I I Pe r f or mi ng Roughi ngI n Act i vi t i es For Communi cat i on AndDi s t r i but i on




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1.Too l s: 1. 1Pi pevi se 1. 2Hac ksaw 1. 3Pi per eamer& br ace 1. 4Pi pewr ench 1. 5½ s t oc k& di e 1. 6Pi pebenderorhi c key ,½”and¾” 1. 7Penci lorc hal k 1. 8Pul lpushors t eelt ape 1. 9Oi l er 2.Mat er i al s: 2. 1 1l e ng t hr i g i dme t alc o ndui t ,½ di a.10f t .l o ng 2. 2 Lubr i c at i ngo i l

I mpor t ant 1.Uset heri gi dsi zedpi pebenderorhi ckeyf oreachsi ze condui t . 2.Regul ar l ycl eant hepul l pusht ape. 3.Fora dj us t abl es t oc kanddi e ,t hr e a dl i t t l ebyl i t t l ei n about3adj us t ment s.

I I .

Tas ks ( s t eps)& Ke ypoi nt s

Cut t i ngcondui t susi nghacksaw Whencut t i nganycondui twi t hahac ksaw,useabl adewi t h18t o32t ee t h peri nch.Abl adewi t hf ewert eet hhangsup,bi nds,orev enbr eaks( Fi gur e5. bel ow) .Putt hebl adei nt hehac ksaw f r ame( wi t ht het ee t hpoi nt i ngf or war d)so t hatt het eet hcutwhenyoupusht hesaw f orward.Pl acet hepi pei nt hevi seso t hatt her ei sampl er oom bet weent hevi seandt hecut . CBLM o nEl e c t r i c a lI ns t a l l a t i o n andMai nt enanceNC I I Pe r f or mi ng Roughi ngI n Act i vi t i es For Communi cat i on AndDi s t r i but i on




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Fi gur e5.

1.Pr epari ngandcut t i ngpi pesf ori nst al l ati on:

1. 1

Ahac ks aw i st hemos t i mpor t antc ut t i ngt oolf or s a wi ngme t alt osi z e .





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1. 2 Ther ear emanydi ffer entt ypesof hacksaws,buti ngener alt hey c ons i s tofafix e do ra dj us t abl e f r amewi t har enewabl ehacksaw bl ade.

1. 3 Thehacksawsi l l ust r at edshow onewi t hast r ai ghthandl eand onewi t hapi st olgri phandl e.

1. 4 Hacksaw bl adesar ecl assi fied byl engt handt henumberof t ee t hper25mm cut t i ngedge.

1. 5

1. 6

Forcut t i ngco ndui tpi pe, bl adeswi t hapi t c hof24t ee t h or32t ee t hper25mm oft he c ut t i nge dg ear e r ecommended.

Pi pest obecutmustbehel dst eadyand pr event edf r om r ot at i ngbyhol di ngt hem i n as ui t abl evi s e.Thi si sas el f l oc ki ng, hi ng e dpi pev i s eandi sav ai l abl ei na numberofsi zes.





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1. 7 Thepo r t abl ef ol di ngpi pev i s ei sv e r ypr a c t i c al asamobi l ewor kpl aceandi susedespeci al l y onbui l di ngs i t e s .

1. 8 Chai npi pevi sesar emadet ohol dpi pes wi t hanout si dedi ame t erofupt o8"or 200mm.The yar emount edonsol i d benches.

1. 9 Open t hevi seand i nser tt hepi pesoi ti s hor i z ont al and par al l el t o t he j aw s er r a t i ons .

1. 10Keept hepartwhi chi st obecutas or de rt os t o pv i br a t i ons .




cl oset ot hej awsaspossi bl ei n


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1. 11Bef or eyoucutanycondui tpi pes, makesur ey ouhav eme as ur edand mar kedt hecorr ectl engt hexact l y .

1. 12 Chec k t hat t he bl ade i sl i ght l y t i ght enedi nt hef r ameandt hatt he t e e t hpo i ntf o r war d.

1. 13 Take up t he hac ksaw and pos i t i on y our sel fasshown her e,wi t h your sel f shoul derpoi nt i ng i nt he di r ect i on you i nt end t o cut .Not et he posi t i on oft he f eet , whi ch al l ows f r ee and cont r ol l ed mov ementoft hebodywhencut t i ng.





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1. 14Bef orefini shi ngt hecut t i ngoper at i on,t hepi pe mustbesupport ed wi t ht hel ef thand.

1. 15Thi swi l lpr e v e ntt hebl adeoft he hac ksaw bei ngdamage d.

2.Bendi ng90degr eesangl eonmet alr i gi dcondui t

I I . 1 Layt hecondui tont hegr oundandsl i pt hehi cke yont hecondui t wher et hefir s tbendi st obemade.Seefigur e5.

-

I fi ti sne c e ss ar y ,t hr e adt hee ndsoft hec ondui tbe f o r ebe ndi ng .





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Fi gur e5.Maki ngt hefirs tbend

I I . 2

St eponr i gi dcondui tandbendi tat20t o30degr eesatat i me. Ref ert ofigur e6.

Fi gur e6.Bendi ngacondui twi t hahi ckey tbegr adualandequalt oar adi us6t i mest hedi ame t erof - Thebendmus t hecondui t . c ke yshoul dbemo v edownwar daf t erappl yi ngpr essur et oi t . - Thehi i gi dcondui tmaybehel donapi pevi sei ns t eadofs t eppi ngoni t . - Ther





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3.Bendi nga90˚angl eon½ t hi n-wal lmet alcondui torel ectr i cal met alt ubi ng( EMT) . Layoutt her i ghtangl ebend1/2”El ect r i calMet alTubi ng( EMT)or t hi nwal lcondui t .Seefigur e7.

Fi gur e7.Layi ngOutaRi ghtAngl eBendonanEMT

-

Fr om t heri se,subt r act5”f or½”condui t ,6”f or¾”and8”f or1”condui t . Supposedt hedesi r edri seofabendi s16”you wi l lhave11”l ef t

3. 1

Hookt hebenderov ert hec ondui t .Lett hear r ow ont hebenderpoi nt t ot he11”mar ksf r om t heendoft hecondui t .Seefigur e8bel ow





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Fi gur e8.Hooki ngt heBenderove rt heCondui t

I l l ust r at i ononfigur e9showst hemovement sandposi t i onoft hehi ckeyi n maki ngt he90–degr eebendonacondui t .

Fi r s tBend

Sec ondBend

Thi r dBend

Four t hBend

Fi gur e9.Move ment sandPosi t i onsofHi ckeyi nMaki nga90–Bend CBLM o nEl e c t r i c a lI ns t a l l a t i o n andMai nt enanceNC I I Pe r f or mi ng Roughi ngI n Act i vi t i es For Communi cat i on AndDi s t r i but i on




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3. 2Appl ypr essur eon t hehandl eoft heBender ,whi l eonef ooti s st oppi ngont hecondui tandt heot heront hebender .Seefigur e10

Fi gur e10.Hol di ngandappl yi ngpr essur eont hecondui twi t hf oot

•

BESURE THAT THE RADI US OF THE BEND I S AT LEAST 5 TI MES THE DI AMETEROFTHECONDUI T

4.Bendi ngaRi gi dCondui tf oranOffset 4. 1

Det er mi net hedi st anceoft hefir stbend( f r om onee ndoft hec ondui t ) andt het hr ow oft heoff –se t . Seefigur e11





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Fi gur e11.OffSe tBend 4. 2

I nser tt hehi ckeyj ustaf ew cent i met er sf r om t heendoft hecondui t andmaket hefir s tbend.Seefigur e12.

Fi gur e12.Maki ngt heFi r stBendont heCondui t

4. 3

Wi t ht hehi ckeyi nupsi dedownposi t i on,sl i pt hecondui ti nt hej aw of t hehi ckeyandmaket hese condbendt ocompl et et heoffse t .See figur e13.





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•

BE SURE TO BEND GRADUALLYTO AVOI D CRI MPI NG THE CONDUI T

Fi gur e13.Compl et i ngt heOffse tBend

5. Bendi ngaRi gi dCondui tf orasaddl ebend 5. 1

Mar kas t r ai ghtl i neont hefloorandont hec ent erdr aw a per pendi cul arl i ne6i ncheshi ghasshowni nfigur e14ont henext page.

Fi gur e14.Dr awi ngaPerpendi cul arLi nef r om t heSt r ai ghtLi neon t he Fl oor 5. 2

Bendt hec ondui tandmar kt hepoi ntt obebent .Ref ert ofigur e15 bel ow.

- Thedi s t ancebe t ween“ A”and“ B”shoul ddependont hedi ame t eroft he s t r uc t ur ewhe r ei twi l lc r o s so v er . kt hebendusi ngt hes ket chont hefloor . - Chec





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Fi gur e15.Maki ngt hepoi ntt obebentona Condui tf oraSaddl eBend

5. 3

Sl i pt hehi ckeyov ert hecondui t4i nchesf r om mar k“ Y”t ot hece nt er oft hesaddl ebends.

5. 4

Res tt hehandl eoft hehi ckeyont hefloort henpl aceyourf ootagai nst i t .

- Youmayasksome bodyt ohol dt heot herendoft hecondui ti nt hepr oper posi t i onwhi l ebendi ng.Seefigur e16.





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Fi gur e16.Sl i ppi ngt heHi ckeyovert heCondui tf oraSaddl eBend 5. 5

I nse r t1i nc hpi peatonee ndoft hecondui tbei ngbendass howni n Fi gur e16.Pul ldownt hepi pesl eeve.

-

Pi pevi semaybeusedt ohol dt hecondui twhi l ebendi ngwi t ht hehi ckey .

-

Sl i pt hehi c ke yt o war dsy oul i t t l ebyl i t t l ewhi l ebe ndi ngcondui t g r adual l y .

5. 6

Thr eadbot hendsoft hes addl ebeadi fnec es sar yass hownbel ow.

Fi gur e17.Saddl eBendswi t hThr eadedEnds

6.Bendi ngaGooseneckShapeonRi gi dCondui t CBLM o nEl e c t r i c a lI ns t a l l a t i o n andMai nt enanceNC I I Pe r f or mi ng Roughi ngI n Act i vi t i es For Communi cat i on AndDi s t r i but i on




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6. 1

Dr aw agui deont heflatsur f acef orbendi ngagoo se nec kshapeo n condui t .

6. 2

Mar kt hepartont hec ondui twher ebendi ngf ort hear cwi l lbeg i nand end.Seefigur e17.

-

I fnecessary ,t hr eadt hecondui tbef orebendi ng.

Fi gur e17.Mar ki ngaCondui tf oraGoose nec kBend

6. 3

Sl i pt hehi c keyont hemar kpoi ntandf or mt hear casshowni nt he i l l us t r a t i o ni nfig ur e18.

St epont hecondui tt ocont r oli t smot i on.

Fi gur e18.Formi nganAr conaCondui tf oraGoose nec kBend.





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6. 4

-

Sl i pt hehi c keyov ert hepoi ntwher et hes ec ondbendwoul dbemade t ofini sht hego ose nec kbendass howni nfigur e19.

Fort hese condbend,useapi pevi set ohol dt hecondui twhenbendi ng.

Fi gur e19.TheGoos enec kShapeBend





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Sel f Check2. 1. 1

I NSTRUCTI ONS Re adt hedi r e c t i onc ar e f ul l y : DO NOTWRI TEANYTHI NG ON THE TESTBOOKLET.Wr i t ey ourans wer sont he he e to fpape r . ½ s

1.Whati smeantbyPEC? 2.Whati smeantbyNEC? 3.Whati smeantbyEMT? 4.Whati smeantbyPVC? CBLM o nEl e c t r i c a lI ns t a l l a t i o n andMai nt enanceNC I I Pe r f or mi ng Roughi ngI n Act i vi t i es For Communi cat i on AndDi s t r i but i on




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5.Whati smeantbyI MC? 6.Whati st her adi usbendofa½ si z ec ondui tpi pe? 7.Whati st heal l owabl enumberofbendonacondui tr un? 8.Whatar et hedi ffer entofcorr osi onr esi st antri gi dcondui t ? 9.Whatar et hedi ffer entbendst hatar ecommoni nacondui ti nst al l at i on? 10.Whatt ooli susedf orbendi ngcondui tpi pe?

AnswerKey2. 1. 1

1.Phi l i ppi neEl ect ri calCode 2.Nat i onalEl ect r i calCode 3.El e c t r i c alme t al l i cT ubi ng CBLM o nEl e c t r i c a lI ns t a l l a t i o n andMai nt enanceNC I I Pe r f or mi ng Roughi ngI n Act i vi t i es For Communi cat i on AndDi s t r i but i on




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4.Pol yVi nylChl ori de 5.I nt er medi at eMet al l i cCondui t 6.5i nc hes 7.Notmor et hant wobe nds 8. 1. Al umi num 2. Si l i c onBr onz eal l o y 3. Pl as t i cc oat e d 9. 1. Ri ghtangl ebend 2. Offse tbend 3. Cr ossoverbend 4. Goos enec kbend 10.Hi ckey





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TaskSheet2. 11 Ti t l e: Devel opski l l si nbendi ngmet al l i ccondui t ve ni n bendi ngmet alcondui t ,you shoul d beabl et o Perf ormance Obj ect i ve:Gi usehi ckeybenderi nt hef ol l owi ngst andar dsi zeofcondui t i nordert obendpr oper l y .

Suppl i es/Mat eri al s

:Hacksaw,Hi cke yBender

Equi pment

:Hi ckeybender

Steps/Procedure: 1.Uset heri gi dsi zedpi pebenderorhi ckeyf oreachsi zeofcondui t . 2.Makeal ev eli nt hefloor . 3.Thebendmus tbegr adualandequalt oar adi us6t i mest hedi amet erof t hecondui t . 4.Appl ypr ess ur eont hehandl eoft hehi ckeybenderdependsoft he s pe c i ficdi r e c t i on. 5.Good housekee pi ng and saf et y pr act i cesar e appl i ed i nl i ne wi t hj ob r equi r ement s.

AssessmentMet hod: Act ualdemo ns t r at i on,Obser v at i on





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Perf or manceCr i t eri aCheckl i st2. 11 CRI TERI A

YES

Di dyou….

NO

1.Pr oper l yuset heri gi dsi zedpi pehi ckeybenderf oreach s i z eofc ondui t ?

2.Acc ur at el ymakeameasur ementorl ev eli nt hefloor bef or ebegi nt odoat ask?

3.Car ef ul l ybendgr adual l yandequalt oa6t i mest he di ame t e ro fe l e ct r i c alme t al l i cc ondui t ?

4.Exact l ybendari gi dmet al l i ccondui tf r eef r om any def ect saccor di ngt oest abl i shedst andar dsdependsof t hes pe c i ficdi r e c t i on?

5.Useat ool sandmat er i al spr oper l y?

6.Pr o pe r l yappl ys af e t yi ni ns t al l i ngme t al l i cco ndui t st r i ct l yaccor di ngOSH st andards?





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Oper at i on Sheet2. 11 at i nghi ckeybender Ti t l e:0per

Per f ormance Obj ect i ve:Gi ve n oper at i ng hi ckeybender ,you shoul d be abl et o know how use dt hebenderi ndi ffer entt ypesi ncondui t . :Hi ckeyBenderandhi ckeyhandl e Suppl i es/Mat eri al s

Equi pment

:Hi ckeyBender

Steps/Procedure: 1.Sel ectpr opert ool si nbendi ngacondui t . 2.Donotdi r ec tadoptt oomuchpr ess ur ei nhi ckeybendi ng. 3.Se c ur epr ope r l yt o ol si ns e l e c t i ngt obe nddi ffe r e nts i z e so fc o ndui t . 4.Appl ygoodhouse keepi ngorst andar di z ed.

AssessmentMet hod: Demonst r at i on,Obser vat i on





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Perf or manceCr i t eri aCheckl i st2. 11 CRI TERI A

YES

Di dyou….

NO

1.Pr oper l ysel ectaccur at et ool si nbendi nga condui t ?

2.Gent l yadoptpr es sur ei nbendi ngacondui tusi ng hi ckeybender ?

3.Pr oper l yuset hecorr ectsi zehi ckeybenderf ort he condui tsi zebei ngbent ?

4.Pr oper l yappl ygoodhousekee pi ngandsaf et y pr a ct i c es ?





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JobSheet2. 11 Ti t l e:Pr e par ea ni ns t al l i nge l e ct r i c alme t al l i cc ondui t s Gi v e n i n pr e par i ng i ns t al l i ng e l e c t r i c al me t al l i c Perf ormanceObj ect i ve: condui t s,you shoul d be abl et o pr act i ce i n di ffer ent st eps/pr ocedur ei nor dert omast ert hatt ask.

Suppl i es/Mat eri al s

:Hac ksaw andHi c keybender

Equi pment

:Hi ckeybender

Steps/Procedure: 1. Cl assi f yri gi dcondui t . 2. Appl yt hePEC r equi r ement sconcer ni ngr i gi dcondui ti npr epar at i on ( be ndi ng)f ori ns t a l l at i on. 3.Usehacksaw f orcut t i ngt ooli nmet alcondui t . 4.Measur epr oper l yacondui tbef oresubj ecti ncut t i ng. 5.Remov ecut t i ngbur r sf r om t hec utcondui tends. 6.Mar kt hedi st anceatwhi cht hecondui tmustchangedi r ect i on. 7.Gent l ypr es sur ei nbendi ng. CBLM o nEl e c t r i c a lI ns t a l l a t i o n andMai nt enanceNC I I Pe r f or mi ng Roughi ngI n Act i vi t i es For Communi cat i on AndDi s t r i but i on




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8.Bendgradual l yt oavoi dcr i mpi ngt hecondui t ? 9.Appl ygoodhousekee pi ngandPer sonalPr ot ec t i veEqui pment( PPE)

AssessmentMet hod: Demonst r at i on,Obse rv at i onandQues t i oni ng

Perf or manceCr i t eri aCheckl i st2. 11 CRI TERI A Di dyou….

YES

NO

1.Pr o pe r l yc l as s i f yr i g i dc ondui t ?

2.Pr oper l yappl yPEC r equi r ement s?

3.Di r ect l yusehacksaw f orcut t i ngt ooli nmet al condui t ?





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4_final Competency Based Learning Materials

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