Izinhlelo zamapayipi omlilo zivame ukubhekana nezinkinga ezibangelwa umfutho wamanzi ophezulu noma oguquguqukayo. Lezi zinselele zingaholela ekulimaleni kwemishini, ukugeleza kwamanzi okungaguquguquki, kanye nezingozi zokuphepha ngesikhathi sezimo eziphuthumayo. Ngibonile ukuthi amavalvu okunciphisa umfutho (ama-PRV) adlala indima ebalulekile ekubhekaneni nalezi zinkinga. I-E Type Pressure Reducing Valve evela ku-NB World Fire iqinisekisa umfutho wamanzi ozinzile, ithuthukisa ukuthembeka kwezinhlelo zokuvikela umlilo. Ngokutshala imali kuma-PRV asezingeni eliphezulu, awuthuthukisi nje ukuphepha kodwa futhi wenza ngcono ukusebenza kohlelo, okwenza kube kuhle ukucabangela kanye nentengo yamavalvu okushisa umlilo.

Izinto Ezibalulekile Okufanele Uzicabangele

• Amavalvu okunciphisa umfutho (ama-PRV) avimba umfutho wamanzi ophezulu ukuthi ungalimazi amapayipi omlilo. Agcina uhlelo luphephile futhi lusebenza kahle.
• Ukugeleza kwamanzi okuzinzile kubaluleke kakhulu ngesikhathi sezimo eziphuthumayo. Ama-PRV alawula izinguquko zokucindezela, esiza abacishi bomlilo ukuthi basebenze kangcono.
• Ukuhlola nokulungisa ama-PRV ngokuvamile kubaluleke kakhulu. Lokhu kugcina uhlelo luhlala isikhathi eside futhi kunciphisa izindleko zokulungisa.
• Ukukhetha i-PRV enhle, njenge-E Type evela ku-NB World Fire, kuhlangabezana nemithetho yokuphepha futhi kusebenza kahle kakhulu.
• Ukuthenga ama-PRV kusindisa imali ngokuhamba kwesikhathi. Kuvikela imishini ekulimaleni futhi kunciphisa izindleko zokulungisa.

Ukuqonda Izinselele Zokucindezela Amanzi Omlilo

Umthelela Wokucindezela Kwamanzi Okuphezulu

Izingozi zokulimala kwemishini kanye nokwehluleka kohlelo

Umfutho wamanzi ophezulu ubeka izingozi ezinkulu ezinhlelweni zamapayipi omlilo. Ngibonile ukuthi umfutho owedlulele ungacindezela kanjani izingxenye ezibalulekile, okuholela ekungasebenzi kahle kwemishini. Isibonelo:

• Izinhlelo zamapayipi zingaqhekeka noma ziqhume ngaphansi kwengcindezi enkulu.
• Ama-valve casing angahluleka, okubangela ukuvuza noma ukuphuka ngokuphelele kwesistimu.
• Izinsimbi ezenzelwe ukucindezela okuphansi zivame ukungasebenzi kahle, zinciphise ukuthembeka.

Umfutho wamanzi ophezulu ezinhlelweni zomlilo udala izingozi ezinkulu. Kungalimaza imishini, kunciphise ukusebenza kahle kokulwa nomlilo, futhi kubeke engcupheni ukuphepha. Isibonelo, isigameko esibuhlungu e-One Meridian Plaza ngo-1991 saqokomisa indlela amavalvu okunciphisa umfutho abekwe ngokungafanele angabeka ngayo engozini kokubili abacishi bomlilo kanye nabahlali besakhiwo. Izakhiwo eziphakeme zibhekene nezinselele ezengeziwe, njengoba umfutho owedlulele ungacindezela imishini yokuvikela umlilo, evame ukuphatha kufika ku-175 psi.

Uma umfutho wamanzi udlula amazinga aphephile, izinhlelo zokucima umlilo zingase zehluleke ukusebenza njengoba kuhlosiwe. Umfutho owedlulele uphazamisa amaphethini okufafaza ama-sprinkler noma ama-nozzle, okunciphisa ukusebenza kwawo. Lokhu kungasebenzi kahle kungabambezela ukucima umlilo, kwandise izingozi empahleni nasezimpilweni zabantu.

Izinkinga zokuphepha kwabacishi bomlilo kanye nengqalasizinda eseduze

Abacishi bomlilo babhekene nezingozi ezingavamile lapho bebhekene nama-hydrant anomfutho ophezulu. Ngizwile izindaba zokulimala okubangelwa amapayipi angalawulwa ngesikhathi sokwanda komfutho. Lezi zimo zinganda ngokushesha, zibeke abacishi bomlilo kanye nengqalasizinda eseduze engozini.

• Abacishi bomlilo bangalahlekelwa ukulawula amapayipi, okuholela ezimweni eziyingozi.
• Ukucindezela ngokweqile kungabangela ukulimala, njengoba kufakazelwa yimibiko yomuntu siqu yezingozi ezihilela amapayipi angalawulwa.
• Abasebenzi abanekhono lokupompa babalulekile ekuphatheni ukuguquguquka kwengcindezi nokuvimbela izingozi.

Isidingo somfutho wamanzi oqhubekayo nophephile asinakweqiswa. Ngaphandle komthetho ofanele, umfutho wamanzi ophezulu ungabeka engozini ukuphepha kwalabo abasemgqeni wangaphambili kanye nobuqotho bezakhiwo ezizungezile.

Inkinga Yokucindezeleka Okushintshashintshayo

Ukugeleza kwamanzi okungaguquguquki ngesikhathi sokulwa nomlilo

Ukushintshashintsha komfutho wamanzi kudala izinselele ngesikhathi sokulwa nomlilo. Ngiphawulile ukuthi ukugeleza okungaguquki kungaphazamisa kanjani ukusebenza kahle kwemizamo yokuqeda umlilo. Lapho umfutho ushintsha, abacishi bomlilo bangase babe nobunzima bokugcina umfudlana wamanzi uzinzile, okubambezela ukucima umlilo futhi kwandise izingozi.

Uma umfutho wamanzi uphezulu kakhulu, izinhlelo zokucima umlilo zivame ukwehluleka ukusebenza njengoba kuhlosiwe. Umfutho owedlulele ungaphazamisa amaphethini okufafaza ama-sprinkler noma ama-nozzle, okunciphisa ukusebenza kwawo.

Lokhu kungahambisani nakho kungaholela ekungasatshalalisweni kahle kwamanzi, okwenza kube nzima ukulawula imililo ngezikhathi ezibucayi.

Ukwanda kokuguguleka kwezingxenye ze-hydrant

Ukushintshashintsha kwengcindezi akugcini nje ngokuphazamisa ukusebenza kokulwa nomlilo; futhi kuthinta nohlelo lwamapayipi uqobo. Ngokuhamba kwesikhathi, ngibonile ukuthi lokhu kushintshana kusheshisa kanjani ukuguguleka kwezingxenye, okuholela ezindleleni zokulungisa eziphezulu kanye nokwehluleka kwesistimu okungenzeka.

• Umfutho wamanzi ophezulu ungabangela ukuthi izinhlelo zamapayipi ziqhekeke noma ziqhume.
• Ama-valve casing angase angasebenzi, okuholela ekuvuza noma ekuqhekekeni kwesistimu.
• Izinsimbi ezenzelwe ukucindezela okuphansi zingase zingasebenzi kahle noma zingathembeki.

Ukugcina umfutho wamanzi uzinzile kubalulekile ukuvikela uhlelo kanye nabantu abathembele kulo. Ngokubhekana nalezi zinselele, singaqinisekisa ukuthi izinhlelo zamapayipi omlilo zihlala zithembekile futhi zisebenza kahle lapho zidingeka kakhulu.

Indlela Ama-Valve Okunciphisa Ukucindezela Asebenza Ngayo

Indlela Yokusebenza Kwe-PRV

Izingxenye zevalvu yokunciphisa ingcindezi

Ngisebenze nama-valve amaningi okunciphisa umfutho, futhi ukwakheka kwawo kungihlaba umxhwele njalo. Lawa ma-valve aqukethe izingxenye eziningana ezibalulekile, ngayinye idlala indima ebalulekile ekulawuleni umfutho wamanzi. Nansi incazelo yezingxenye eziyinhloko:

Ingxenye ngayinye isebenza ngokuvumelana ukuqinisekisa ukuthi ivalvu isebenza kahle ngaphansi kwezimo ezahlukahlukene.

Indlela ama-PRV alawula futhi azinzisa ngayo ingcindezi yamanzi

Ukusebenza kwe-PRV kulula kodwa kusebenza kahle kakhulu. I-diaphragm enesipilingi isabela ezinguqukweni zengcindezi ezansi komfula. Lapho ingcindezi ezansi yehla, njengalapho kuvulwa i-hydrant, i-diaphragm ivumela i-valve ukuthi ivuleke kabanzi. Lokhu kwandisa ukugeleza kwamanzi futhi kubuyisela ingcindezi ezingeni elifunekayo. Ngokugcina ingcindezi eqhubekayo, ama-PRV aqinisekisa ukuthi izinhlelo ze-fire hydrant zisebenza ngokwethembeka, ngisho nangesikhathi sokufuna okushintshashintshayo.

Izinhlobo zama-PRV ezinhlelo zokufaka amanzi omlilo

Ama-PRV asebenza ngqo

Ama-PRV asebenza ngqo alula futhi ayongayo. Asebenzisa isiphethu esingaphezu kwendawo yokuzwa ingcindezi ukulawula ivalvu. Uma ingcindezi idlula amandla entwasahlobo, ivalvu iyavuleka. Lawa ma-PRV alungele izidingo zokugeleza okuphansi kodwa anemikhawulo ngobukhulu kanye nobubanzi bengcindezi ngenxa yamandla entwasahlobo.

Ama-PRV aqhutshwa yi-pilot

Ama-PRV aqhutshwa yi-pilot athuthuke kakhulu. Asebenzisa i-pilot eyisizayo ukuzwa ingcindezi nokulawula i-valve enkulu enkulu. Lawa ma-valve avuleka ngokushesha futhi aphatha amandla aphezulu, okwenza afaneleke ezinhlelweni ezinkulu zamapayipi. Ukunemba kwawo phakathi kokucindezeleka nokugeleza okuhlukahlukene kuwenza abe ukukhetha okuthandwayo kokusetha okuyinkimbinkimbi kokuvikela umlilo.

Izici ze-E Type Pressure Reducing Valve

Ukuhambisana nezindinganiso ze-BS 5041 Ingxenye 1

I-E Type PRV ihlangabezana nezindinganiso ze-BS 5041 Part 1, iqinisekisa ukuthi inamathela ezidingweni zokuphepha nokusebenza okuqinile. Lokhu kuhambisana kuvimbela ukucindezela ngokweqile, kunciphisa ukuguguleka kwemishini, futhi kugcina umfutho wamanzi oqhubekayo—okubalulekile ekucinyweni komlilo okuphumelelayo.

Ingcindezi yokukhipha elungisekayo kanye nesivinini sokugeleza okuphezulu

Le valve inikeza ububanzi bokucindezela kokuphuma obulungisekayo obungamabha angu-5 kuya kwangu-8 futhi inikeza izinga lokugeleza eliphezulu elingafika kumalitha angu-1400 ngomzuzu. Lezi zici ziyenza ithembeke kakhulu ngezikhathi eziphuthumayo, okuqinisekisa ukutholakala kwamanzi anele emisebenzini yokulwa nomlilo.

Ukuqina nokufaneleka kwezicelo zasemanzini nangaphandle kolwandle

Yakhiwe ngethusi elisezingeni eliphezulu, i-E Type PRV imelana nezimo ezidinga umzamo omkhulu. Ukwakheka kwayo okuqinile kuyenza ifaneleke kokubili ezinhlelweni zokuvikela umlilo zasogwini kanye nezangaphandle kolwandle, okuqinisekisa ukuthembeka kwesikhathi eside ezimweni ezahlukahlukene.

Izinzuzo Zokusebenzisa Ama-PRV Ezinhlelweni Zokucisha Umlilo

Ukuphepha Okuthuthukisiwe

Ukuvimbela ukucindezela ngokweqile kanye nomonakalo wemishini

Ngibonile ukuthi ama-valve okunciphisa ingcindezi (ama-PRV) adlala indima ebalulekile ekuvimbeleni ukucindezela ngokweqile ezinhlelweni zama-fire hydrant. Ingcindezi enkulu ingalimaza izingxenye ezibalulekile, njengemipayipi nama-valve, okuholela ekulungisweni okubizayo noma ekuhlulekeni kwesistimu. Ama-PRV anciphisa le ngozi ngokugcina amazinga okucindezela azinzile, aqinisekise ukuthi uhlelo lusebenza ngaphakathi kwemingcele ephephile.

• Zivikela imishini ngokunciphisa ukuguguleka nokudabuka okubangelwa umfutho ophezulu.
• Zithuthukisa isikhathi eside sezinhlelo zamapayipi omlilo, zinciphisa isidingo sokushintsha njalo.

Ngokutshala imali kuma-PRV asezingeni eliphezulu, njenge-E Type Pressure Reducing Valve, ungavikela uhlelo lwakho ngenkathi uthuthukisa ukusebenza. Lokhu kwenza kube yisisombululo esingabizi kakhulu, ikakhulukazi uma ucabangela intengo yevalvu yokucima umlilo.

Ukuqinisekisa ukugeleza kwamanzi okuqhubekayo ekulweni nomlilo

Ngesikhathi sezimo eziphuthumayo, ukugeleza kwamanzi okuqhubekayo kubalulekile ekulweni nomlilo okuphumelelayo. Ama-PRV aqinisekisa lokhu ngokulawula ukuguquguquka kwengcindezi okungase kuphazamise ukusebenza. Isibonelo:

Lezi zingxenye zisebenza ndawonye ukuze zilethe ukugeleza kwamanzi okuqhubekayo, zithuthukise ukusebenza kahle kokulwa nomlilo futhi zinciphise isikhathi sokuphendula.

Ukuthobela Imithethonqubo

Ukuhlangabezana nezindinganiso zokuphepha emlilweni zendawo nezesizwe

Ukuthobela imithethonqubo yokuphepha komlilo akunakuxoxiswana ngakho. Ama-PRV asiza ukuhlangabezana nezindinganiso ezifana nalezo ezichazwe yi-NFPA 20, eyalela ukusetshenziswa kwawo ezimweni ezithile. Isibonelo:

• Ama-PRV ayadingeka uma amaphampu omlilo enjini kadizili edlula imingcele ethile yokucindezela.
• Baqinisekisa ukuphathwa kwengcindezi ezinhlelweni lapho amaphampu omlilo kagesi esebenza khona ngabashayeli besivinini esiguquguqukayo.

Ngokulandela le mithethonqubo, ama-PRV awagcini nje ngokuthuthukisa ukuphepha kodwa futhi abonisa ukuzibophezela ekusebenzeni kahle kwezomthetho nokusebenza.

Ukugwema izinhlawulo nezinkinga zomthetho

Ukungalandeli izindinganiso zokuphepha emlilweni kungabangela izinhlawulo ezinkulu kanye nezinkinga zomthetho. Ngibonile ukuthi ama-PRV aqeda kanjani lezi zingozi ngokuqinisekisa ukuthi izinhlelo zisebenza ngaphakathi kwemingcele yengcindezi ebekiwe. Le ndlela yokuqapha ayivikeli nje kuphela izimpilo nempahla kodwa futhi igwema nemithwalo yezezimali engadingekile.

Ukusebenza Kahle Kohlelo Okuthuthukisiwe

Ukuthuthukisa ukusatshalaliswa kwamanzi ohlelweni

Ama-PRV anegalelo elikhulu ekusabalalisweni kwamanzi okuphumelelayo. Ngokulinganisela ingcindezi kulo lonke uhlelo, aqinisekisa ukuthi amanzi afinyelela kuzo zonke izindawo ezibalulekile ngaphandle kokulayisha ngokweqile noma iyiphi ingxenye. Lokhu kuthuthukiswa kuthuthukisa ukusebenza okuphelele kwezinhlelo zamapayipi omlilo.

• Ama-PRV avimbela ukucindezela ngokweqile, anciphisa ukuguguleka nokuguga kwemishini.
• Zigcina ukugeleza kwamanzi njalo, okubalulekile ekulweni nomlilo ngempumelelo.

Lokhu kusebenza kahle kwenza ama-PRV abe utshalomali olubalulekile, ikakhulukazi lapho kuhlolwa intengo yevalvu yomshini wokushisa umlilo ngokwesimo sezinzuzo zesikhathi eside.

Ukunciphisa izindleko zokulungisa nokwandisa isikhathi sokuphila kwemishini

Amazinga okucindezela azinzile anciphisa ukucindezeleka ezingxenyeni zesistimu, okuholela ekwehliseni izindleko zokulungisa. Ngiphawulile ukuthi ama-PRV andisa kanjani isikhathi sokuphila kwemishini ngokunciphisa umonakalo obangelwa ukushintshashintsha kwengcindezi. Lokhu akugcini nje ngokonga imali kodwa futhi kuqinisekisa ukuthi uhlelo luhlala luthembekile ngesikhathi sezimo eziphuthumayo.

Ukutshala imali ku-PRV ehlala isikhathi eside, njenge-E Type Pressure Reducing Valve, kunikeza ukonga kwesikhathi eside. Amandla ayo okugcina ingcindezi eqhubekayo anciphisa imvamisa yokulungiswa nokufakwa esikhundleni, okwenza kube ukukhetha okungabizi kakhulu.

Ukucatshangelwa Kwezindleko kanye Nentengo Yevalvu Yokucisha Umlilo

Izici ezithonya intengo yama-PRV

Ngiphawulile ukuthi izici eziningana zinegalelo emananini ama-valve okunciphisa ingcindezi (ama-PRV) ezinhlelweni zama-fire hydrant. Okokuqala, ukuhambisana nezindinganiso zomhlaba wonke kudlala indima ebalulekile. Ama-valve ahlangabezana nezitifiketi eziqinile, njenge-BS 5041 Ingxenye 1, ahlolwa kabanzi ukuqinisekisa ukuthembeka nokuphepha. Le nqubo ivame ukwandisa izindleko zawo kodwa iqinisekisa ukusebenza okuphezulu.

Idumela lomkhiqizi lithinta nentengo. Imikhiqizo ethembekile njenge-NB World Fire, eyaziwa ngemikhiqizo yayo esezingeni eliphezulu, ivame ukuba namanani aphezulu. Amakhasimende ayazisa isiqinisekiso sokuqina nokusebenza kahle, okwenza ukutshalwa kwezimali kube yinto ezuzisayo. Ngaphezu kwalokho, ukonga izindleko kwesikhathi eside kuthinta inani eliphelele lama-PRV. Ama-valve athembekile anciphisa izindleko zokulungisa futhi andise isikhathi sokuphila kwezinhlelo zama-fire hydrant, okuqinisekisa izindleko zawo zokuqala.

Ukonga izindleko zesikhathi eside ngokunciphisa ukulungiswa kanye nokusebenza kahle okuthuthukisiwe

Ukutshala imali kuma-PRV kunikeza ukonga okukhulu kwesikhathi eside. Ngibonile ukuthi la ma-valve anciphisa kanjani ukuguguleka kwezingxenye zama-hydrant ngokugcina amazinga okucindezela azinzile. Lokhu kunciphisa imvamisa yokulungiswa nokufakwa esikhundleni, kunciphisa izindleko zokusebenza. Isibonelo, ukufakwa kwama-PRV kuvame ukubiza cishe u-$500,000. Kodwa-ke, isikhathi sokukhokha sisukela eminyakeni emibili kuya kwemithathu uma kucatshangelwa kokubili ukonga kokusebenza kanye nemali. Uma kubhekwa ukonga kokusebenza kuphela, isikhathi sokukhokha sifinyelela eminyakeni emithathu kuya kwemine.

Ama-PRV aphinde athuthukise ukusebenza kahle kohlelo ngokuqinisekisa ukugeleza kwamanzi okuqhubekayo ngesikhathi sezimo eziphuthumayo. Lokhu kuthembeka kuthuthukisa ukusebenza kokulwa nomlilo futhi kunciphisa isikhathi sokungasebenzi, okuqhubeka nokufaka isandla ekongeni izindleko. Lapho uhlola intengo yevalvu yomshini wokushisa umlilo, kubalulekile ukucabangela lezi zinzuzo zesikhathi eside. I-PRV esezingeni eliphezulu, njenge-E Type Pressure Reducing Valve, ayigcini nje ngokuqinisekisa ukuphepha kodwa futhi iletha izinzuzo zezimali ngokuhamba kwesikhathi.

Isiqondiso Esiwusizo Sokufakwa Nokunakekelwa Kwe-PRV

Izindlela Ezinhle Zokufaka

Ukukhetha i-PRV efanele yesistimu yakho

Ukukhetha ivalvu yokunciphisa ingcindezi efanele (i-PRV) kubalulekile ukuqinisekisa ukusebenza kahle kwezinhlelo zamapayipi omlilo. Ngihlala ngincoma ukulandela lezi zinyathelo ukuze wenze ukukhetha okufanele:

1. Ukuhambisana NezindinganisoKhetha ama-PRV ahlangabezana nezindinganiso zokuphepha zomhlaba wonke, njenge-BS 5041 Ingxenye 1, ukuqinisekisa ukuthembeka ngesikhathi sezimo eziphuthumayo.
2. Ukuhambisana Kwesistimu: Qinisekisa ukuthi i-PRV ihambisana nezincazelo zesistimu yakho, okuhlanganisa ububanzi bokucindezela kanye nesilinganiso sokugeleza.
3. Ukufakwa Okufanele: Landela uhlu lokuhlola olunemininingwane lokufaka ukuqinisekisa ukuthi ivalvu isebenza njengoba kuhlosiwe.
4. Ukuhlolwa Okuvamile: Hlela ukuhlolwa okuvamile ukuze kutholakale ukuguguleka noma umonakalo, ugxile ezimpahleni nasezixhumeni.
5. Ukuhlanza Nokugcoba: Gcina ivalvu ihlanzekile futhi ufake amafutha ezingxenyeni ezihambayo ukuze isebenze kahle.

Ngokulandela le mikhuba, ungathuthukisa ukuphepha nokusebenza kahle kohlelo lwakho lokuvikela umlilo.

Ukubekwa kanye nokuhlelwa okufanele ukuqinisekisa ukusebenza kahle

Ukubekwa kahle kwama-PRV kubaluleke njengokukhetha i-valve efanele. Ngibonile ukuthi ukubekwa okungalungile kungaholela kanjani ekwehlulekeni okubi kakhulu. Isibonelo, emlilweni we-One Meridian Plaza ka-1991, ama-PRV abekwe ngendlela engafanele ahluleka ukunikeza ingcindezi eyanele, okwabeka engozini abacishi bomlilo kanye nabahlali besakhiwo. Ukugwema izingozi ezinjalo:

• Faka ama-PRV ezakhiweni eziphakeme ukuze ulawule ukwakheka kwengcindezi ezitezi ezingezansi okubangelwa amandla adonsela phansi.
• Qinisekisa ukuthi ingcindezi yesistimu ihlala ingaphansi kwama-psi angu-175 ukuze uvikele izingxenye ezifana nezifafazi kanye namapayipi amile.
• Yenza ukuhlolwa nokuhlolwa njalo ukuqinisekisa indawo efanele kanye nokusebenza kahle.

Lezi zinyathelo ziqinisekisa ukuthi ama-PRV asebenza kahle, avikela kokubili izimpilo kanye nengqalasizinda.

Ukulinganisa Nokulungisa

Ukubeka amazinga okucindezela afanele amapayipi omlilo

Ukulinganisa ama-PRV kubalulekile ekugcineni amazinga okucindezela anembile. Ngilandela indlela ehlelekile yokuqinisekisa ukunemba:

1. Nquma iphuzu elibekiwe legeji yokucindezela bese ulawula umthombo wokucindezela ngokufanele.
2. Hlola ukuvuza ngemva kokusetha ukuqinisekisa ukufakwa okuphephile.
3. Khulisa kancane kancane ingcindezi kuze kube yilapho ivalvu ivuleka, bese uqopha ukufundwa kwengcindezi.
4. Yehlisa kancane kancane ukugeleza ukuze ubone ingcindezi yokuphinda ihlale yevalvu bese uyibhala phansi.
5. Phinda inqubo kathathu ukuqinisekisa ukuthi iyafana.

Le ndlela iqinisekisa ukuthi ama-PRV aletha ingcindezi eqinile ngesikhathi sezimo eziphuthumayo, okuthuthukisa ukusebenza kahle kokulwa nomlilo.

Ukuhlolwa okwenziwa ngezikhathi ezithile ukuze kugcinwe ukunemba

Ukuhlolwa okuvamile kubalulekile ukuqinisekisa ukuthi ama-PRV asebenza kahle ngokuhamba kwesikhathi. Ngokusho kwe-NFPA 291, ukuhlolwa kokugeleza kufanele kwenziwe njalo eminyakeni emihlanu ukuqinisekisa amandla kanye nezimpawu ze-hydrant. Ngiphinde ngincome ukuhlolwa kokulinganisa njalo ukuze kugcinwe ukufundwa okunembile kwengcindezi. Le mikhuba isiza ekuboneni izinkinga ezingaba khona kusenesikhathi, kuvimbele ukulungiswa okubizayo nokuqinisekisa ukuthi uhlelo luhlala luthembekile.

Amathiphu Okulungisa

Ukuhlolwa okuvamile ukuze kutholakale ukuguguleka noma umonakalo

Ukuhlolwa okuvamile kuyisihluthulelo sokwandisa isikhathi sokuphila sama-PRV. Ngihlala ngifuna izimpawu ezivamile zokuguguleka noma ukulimala, njenge:

• Ukungahambi kahle kwekhanda lomshayeli kanye nesihlalo.
• Ukuvaleka komugqa wokudonsa amanzi oqalayo.
• Udoti noma umonakalo ku-spool eyinhloko okungase kuvimbele ukuvalwa okufanele.
• Izinto ezingcolisayo ezibangela ukuthi i-spool eyinhloko inamathele.
• Intwasahlobo yekhanda lomshayeli eyonakele ethinta ukusebenza kahle.

Ukubhekana nalezi zinkinga ngokushesha kuqinisekisa ukuthi i-PRV iyaqhubeka nokusebenza kahle.

Ukuhlanza nokufaka ezinye izingxenye njengoba kudingeka

Ukugcina ama-PRV ehlanzekile kuyisinyathelo esibalulekile sokulungisa. Ngincoma ukususa imfucumfucu engaphazamisa ukusebenza kwevalvu nokufaka esikhundleni sezingxenye ezigugile njengezivalo noma amadiski. Ukusebenzisa amafutha afanele ezingxenyeni ezihambayo nakho kusiza ukugcina ukusebenza kahle. Le mikhuba elula kodwa ephumelelayo inciphisa ingozi yokwehluleka kwesistimu futhi yandise impilo yesevisi yevalvu.

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Isikhathi sokuthunyelwe: Feb-24-2025