Kashewar Matukin Wutar Gas: Ragewar zafin jiki da jinkirin ƙonewa¶

Wurin murhu na iskar gas daidaitaccen kayan aikin konewa na thermodynamic wanda aka ƙera don daidaita isar da mai, haɓakar iska, siginonin aminci na lantarki, da hucewa.

Babban rashin lahani a daidaitattun wuraren murhu na matukin jirgi ya samo asali ne daga da'irar sarrafa millivolt mai ikon kai.

Lokacin da iskar carbon, iskar oxygen da iskar oxygen, harshen wutan matukin jirgi da ba daidai ba, ko masu haɗe-haɗen spade sun sauke ƙarfin wutar lantarki a ƙasa da wuraren aiki, murhu yana rufe sanyi ko kuma ya yi kuskure.

Yi wannan yanzu¶

1. Juya babban maɓallin bango mai ƙona wuta, mai karɓar ramut, da ma'aunin zafi na murhu zuwa matsayin KASHE. Yanke kiran zafi yana dakatar da siginar lantarki zuwa haɗakar gas bawul solenoid. Wannan yana dakatar da iskar gas daga kwararowa ta babban wurin mai ƙonewa yayin da kuke duba akwatin wuta.
2. Juya kullin bawul ɗin gas ɗin murhu a agogo baya daga ON zuwa PILOT, ko gaba ɗaya zuwa KASHE idan kuna jin warin gas. Idan kun gano wani warin sulfur a kusa da murhu, juya kullin gaba ɗaya zuwa KASHE. Bar ƙananan louvers a buɗe kuma jira mintuna goma don tururin iskar gas da ba a ƙone ba don share hayaƙin kafin ɗaukar wani mataki.
3. Idan na'urar ta sami jinkirin kunna wuta, duba allon gilashin gani da ido don tsagewa ko ƙaura. Bincika ko matsewar matsi da aka ɗora a cikin bazara a saman ko kasan akwatin wutar da ke fitowa kai tsaye ya buɗe. Kar a yi ƙoƙarin sarrafa murhu idan gilashin ya tsage, guntu, ko ya zauna ba daidai ba a kan gassis chassis.
4. ** Nemo da kuma tabbatar da matsayin bawul ɗin da ke ba da iskar gas ɗin hannu a cikin sashin sarrafawa ko akwatin bango.** Idan harshen wutan matuƙin jirgin ya kashe kuma kullin sarrafawa ya makale ko bai yi ƙarfi ba, rufe bawul ɗin ƙwallon ƙwallon ƙafa na kwata-kwata. Hannun dole ne ya zauna daidai da layin bututun gas.
5. ** Bincika ƙananan wurin samun damar inji don ƙura, dander, lint, ko ma'ajiyar iska mai sinadari.** Sanya ƙaramin tire ɗin sarrafawa a kusa da bawul ɗin iskar gas da igiyar waya ta amfani da abin da ba na ƙarfe ba. Kada a taɓa ajiye kayan konawa, gwangwani fenti, ko feshin iska mai guba a cikin ƙananan kogon sarrafa murhu.
6. **Idan kuna haskaka matukin jirgi mai taurin kai bayan watsar da iskar gas na yau da kullun, tabbatar da cewa mai kunna walƙiya yana samar da baka mai shuɗi kai tsaye a kan murfin matukin. Latsa piezo ko baturi mai kunna wuta, kuma tabbatar da ko tsayayyen harshen wuta na matukin jirgi ya kafa tsafta akan duka na'urorin thermocouple da thermopile.

Anatomy na konewar murhu gas da tsarin sarrafa millivolt¶

Don tantance ficewar matukin jirgi da jinkirin kunnawa cikin aminci, dole ne ku fahimci injiniyoyi da kayan lantarki da aka ajiye a cikin akwatin wuta da ƙananan rami mai sarrafawa.

flowchart TD
    Start["Kira don Ƙaddamar da Zafi"] --> CheckPilot{"Harin matukin jirgin yana ci da ƙarfi?"}

    CheckPilot -->|"A'a"| RelightPilot["Matsa maɓallin bawul a matsayin PILOT kuma share layin iska na daƙiƙa 60"]
    RelightPilot --> CheckSpark{"Shin kunna wuta yana haskakawa a murfin matukin jirgi?"}
    CheckSpark -->|"A'a"| FixIgniter["Daidaita tazarar walƙiya zuwa mm 3 ko duba wayar gubar ƙasa"]
    CheckSpark -->|"Ee"| IgniteFlame["Tartsatsin wuta yana kunna wutar matukin jirgi"]
    IgniteFlame --> HoldKnob["Riƙe ƙwanƙwasa baƙin ciki na daƙiƙa 60 don dumama thermocouple"]
    HoldKnob --> PilotHolds{"Shin matukin jirgi yana haskakawa lokacin da aka sake shi?"}
    PilotHolds -->|"A'a"| TestTC["Gwaji millivolts na thermocouple tare da multimeter. Idan ƙasa 14 mV rufe ko 25 mV bude, maye gurbin bincike"]
    PilotHolds -->|"Ee"| TurnToOn["Juya kullin bawul daga PILOT zuwa ON matsayi"]

    CheckPilot -->|"Ee"| TestTP["Auna wutar lantarki buɗaɗɗen kewayawa na thermopile a cikin tashoshi TP da TP-TH"]
    TestTP --> TPOK{"Shin buɗaɗɗen wutar lantarki aƙalla 500 mV?"}
    TPOK -->|"A'a"| CleanTP["Tsaftace soot daga thermopile tare da kushin Scotch-Brite ko maye gurbin janareta mai rauni"]
    TPOK -->|"Ee"| CloseSwitch["Juya bangon bango ko ma'aunin zafi mai nisa zuwa ON"]

    CloseSwitch --> TestLoaded{"Shin ƙarfin lantarki da aka ɗorawa yana tsayawa sama da 250 mV?"}
    TestLoaded -->|"A'a"| CheckWiring["Bincika don babban juriya a cikin doguwar guduwar waya, lambobi masu canza sheka, ko maɓalli mara kyau"]
    TestLoaded -->|"Ee"| CheckBurner{"Shin babban mai ƙonewa yana ƙonewa a cikin daƙiƙa 2?"}

    CheckBurner -->|"Yana kunna wuta a hankali"| NormalOperation["Wurin murhu yana aiki a daidai daftarin aiki da konewa"]
    CheckBurner -->|"Jinkirin kunnawa tare da ƙara mai ƙarfi"| CleanBurner["RUFE NAN NAN: Share gizo-gizo gizo-gizo daga venturi, tsabtataccen tashar jiragen ruwa mai ɗaukar nauyi, daidaita murfi na iska"]

Haɗuwa da bawul ɗin sarrafa gas na millivolt¶

Zuciyar murhuwar gas ɗin da ba ta lantarki ba ita ce haɗakar da bawul ɗin sarrafa gas na millivolt, wanda kamfanoni kamar SIT Group (820 Nova series), Robertshaw (jerin 7000/7200), Honeywell (VR8200 series), ko Dexen ke ƙera.

• Shaft ɗin ƙwanƙwasa na hannu: Yana ba da damar zaɓi tsakanin KASHE, PILOT, da ON jihohi ta hanyar abubuwan da aka ɗora a bazara. * Taron maganadisu na aminci (toshe mai katsewa): Yana gina coil na lantarki da aka haɗa kai tsaye zuwa thermocouple.

Thermocouple da thermopile physics¶

Masu gida akai-akai suna haɗa ma'aunin zafi da sanyio, amma abubuwan da suke samarwa na lantarki, gine-ginen jiki, da ayyukansu sun bambanta gaba ɗaya.

Thermocouple ya dogara da tasirin Seeebeck.

The thermopile, sau da yawa ake kira powerpile ko millivolt janareta, yana aiki akan ka'idar thermoelectric iri ɗaya amma yana haɗa tsakanin 20 zuwa 32 ɗaiɗaikun ma'aunin thermocouple a cikin jeri a cikin ƙaramin ƙarfe na silindi mai kauri ko tagulla.

Matukar mai ƙonawa matukin jirgi da ma'aunin ma'aunin zafin wuta¶

Taron matukin jirgi yana zaune kusa da babban bututun mai ƙonewa akan madaidaicin madaidaicin madaurin ƙarfe.

Ƙunƙarar harshen wuta daidai ya zama tilas. Harshen wutar lantarki dole ne ya lulluɓe saman milimita 10 zuwa 12 (⅜ zuwa ½ inch) na tip ɗin thermocouple da na sama na ukun na janareta na thermopile.

Ilimin kimiyyar lissafi da haɗari na jinkirin ƙonewa whimp¶

Jinkirin ƙonewa a cikin na'urar murhun gas wani ɓarna ce mara ƙima da ke faruwa a cikin akwatin wuta.

Ambulan fashewar iska zuwa gas¶

Dukansu iskar gas (musamman methane, CH4) da propane ruwa (C3H8) suna buƙatar takamaiman ma'aunin stoichiometric tare da iskar oxygen don ƙonewa:

• Gas na halitta: Kewayon ƙonewa yana tsakanin kashi 5 (ƙananan ƙayyadaddun fashewa) da kashi 15 (madaidaicin iyakar fashewa) ta ƙarar iska.

Lokacin da harshen wutan matukin ya yi rauni, ko gudun hijira, ko kuma lokacin da tashoshin jiragen ruwa masu ƙonewa suka toshe, iskar da ke shiga bututun mai ba zai iya ƙonewa nan da nan a wurin matukin. Madadin haka, iskar gas yana tserewa daga tashar jiragen ruwa mai ƙonewa zuwa cikin buɗaɗɗen akwatin wuta.

Yadawar igiyoyin matsin lamba da lalacewar tsari¶

Juyawa ba zato ba tsammani na ƙarar iskar gas da ba a kone ba zuwa samfuran konewa masu zafi yana haifar da tashin nan take a cikin matsa lamba na akwatin wuta na ciki. Wannan yana haifar da halayyar sautin huntu ko ƙuruciyar inji. Ƙarfin motsin motsa jiki da wannan lalata ya haifar yana haifar da haɗari na jiki mai tsanani:

1. Rashin gilashin yumbu: Yayin da murhu mai kai tsaye yana amfani da gilashin yumbu mai zafi ko zafi mai zafi (kamar Robax ko Pyroceram) mai iya jure yanayin zafi sama da digiri 700 ma'aunin Celsius (digiri 1,292 Fahrenheit), gilashin ba zai iya jure wa girgiza injina kwatsam ko raƙuman ruwa mai ƙarfi ba. Wani jinkirin jinkiri mai tsanani na iya tarwatsa allon kallo, yana fitar da gutsutsutsun gilashin cikin dakin.
2. ** Korar matsi na matsin lamba:** Wuraren konewa da aka rufe kai tsaye an sanye su da latches na taimako na bazara a saman, kasa, ko na baya na chassis na akwatin wuta na waje. Waɗannan latches suna ɗagawa yayin hawan matsin lamba, suna fitar da motsin matsa lamba zuwa cikin kogon da ke kewaye kafin gilashin ya farfashe. Duk da haka, da zarar ba a zaune, latches akai-akai suna kasa rufewa, suna barin samfuran konewa masu guba, soot, da carbon monoxide su ketare hayaƙin kuma su zagaya kai tsaye cikin gida.
3. ** Matsar da loggia da rushewar fashewar wuta: ** Ana ƙera saitin log ɗin iskar gas na zamani daga filayen yumbu masu jujjuya ko siminti kuma an sanya su cikin tsattsauran ra'ayi na masana'anta. Ƙwaƙwalwar ƙwanƙwasa tana kawar da waɗannan manyan gundumomi, yana jujjuya su kai tsaye zuwa cikin hanyar wuta. Wannan yana haifar da katsewar wuta, samar da soot mai nauyi, konewar da ba ta cika ba, da samar da carbon monoxide mai haɗari.

Tushen abubuwan da ke haifar da jinkirin ƙonewa da kuma barin matukin jirgi¶

Nuna dalilin da yasa murhuwar iskar gas ke sauke wutar matukinsa ko kuma haifar da jinkirin kunna wuta yana buƙatar keɓancewar injiniyoyi, ƙwayoyin cuta, da na lantarki.

1. Alamar jakunkuna mai launin rawaya a cikin venturis mai ƙonewa¶

Spiders na halittar Cheiracanthium (wanda akafi sani da gizo-gizo jakar rawaya) suna da alaƙar chemosensory mai ban mamaki don mahaɗan sulfur mai canzawa (t-butyl mercaptan da dimethyl sulfide) allura cikin iskar gas mara wari da propane azaman amintaccen wari.

Once inside the mixing venturi, the spider spins a thick, dense, silk-walled nesting cavity or egg sac.

When the combination gas valve opens, the gas jet emerges from the brass orifice spud at high velocity.

2. Rushewar ƙonawa crossover ramummuka da ember misplacement¶

Domin mai ƙona iskar gas ya kunna baƙar fata, harshen wuta dole ne ya yi tafiya kusan nan take daga taron matuƙin jirgin sama a duk faɗin saman bututu ko kwanon rufi.

Idan masu gida ko ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwanƙwasa sun watsar da ulun ma'adinai na ado da yawa (mai walƙiya dutsen ulu) ko granules na vermiculite kai tsaye a kan waɗannan tashoshi masu wucewa, hanyar tserewa mai-iska ta zahiri ta shaƙe.

Rust scale flakes, loose ceramic log debris, and unburned carbon soot routinely fall into the burner ports located immediately adjacent to the pilot bracket.

3. Therropile millivolt lalata da kewaye juriya¶

A pilot flame may burn continuously without holding the main burner open, or it may drop out the moment the wall switch closes. This occurs because the millivolt electrical circuit operates under razor-thin tolerances.

As a thermopile ages, continuous thermal oxidation degrades the internal thermocouple junction welds. A degraded thermopile might produce 550 millivolts under open-circuit conditions, leading an untrained person to assume it is functioning.

Electrical resistance in the external control loop easily strangles millivolt systems.

• Dogon wayoyi yana gudana tsakanin murhu da maɓallin bango sama da mita 6 (ƙafa 20) ta amfani da sirara 18-ma'auni ko 20-ma'auni na wayar kararrawa ta tagulla. * Lalata ko oxidized spade tashoshi a kan gas bawul dunƙule toshe.

Cikakken gwajin gwaji tare da multimeter na dijital¶

To accurately troubleshoot a gas fireplace pilot outage or main burner failure without needlessly replacing functional parts, use a digital multimeter capable of resolving direct current millivolts (mV DC) and low resistance in ohms.

Testing the thermocouple safety circuit¶

1. Visual inspection: Confirm the pilot flame is fully established and actively bathing the upper 10 millimeters (⅜ inch) of the thermocouple tip in a sharp blue flame.
2. Open-circuit voltage test: Turn the fireplace gas control knob to OFF. Carefully unscrew the brass thermocouple fitting from the rear of the gas control valve using a 10-millimeter or 7/16-inch open-end wrench. Fasten an alligator clip from the negative multimeter probe to the outer copper jacket of the thermocouple tube. Place the positive multimeter probe directly onto the small round brass terminal button at the end of the threaded fitting, making sure it does not touch the outer casing. Relight the pilot while holding the control knob fully depressed in the PILOT position. Read the DC millivolt scale after 60 seconds:
   • Healthy thermocouple: Generates 25 to 35 mV DC.
   • Defective thermocouple: Generates below 20 mV DC. If voltage is low despite a solid blue flame, replace the thermocouple.
3. ** Gwajin wutar lantarki na rufe-kewaye (ƙarƙashin kaya):** Don gwada thermocouple ƙarƙashin ainihin kaya, murɗa adaftar gwajin thermocouple na musamman na millivolt tsakanin bawul ɗin gas da gubar thermocouple. Haɗa na'urorin multimeter zuwa tashoshin gwajin adaftar yayin da matukin jirgin ke kona kullum:
   • ** Layin da aka ɗora lafiya:** Ma'auni tsakanin 12 zuwa 18 mV DC.
   • ** Kofin fitar da bawul:** Idan ɗimbin ƙarfin lantarki ya faɗi ƙasa da 5 mV DC, na'urar aminci ta maganadisu a cikin bawul ɗin tana sakewa, tana kashe iskar gas. Idan thermocouple yana samar da 14 mV a ƙarƙashin kaya amma har yanzu maganadisun aminci ya kasa riƙewa lokacin da kuka saki kullin bayan daƙiƙa 60, na'urar maganadisu na bawul na ciki yana da lahani, yana buƙatar maye gurbin bawul ɗin gas.

Gwajin da'irar wutar lantarki¶

Katanga mai kusurwa uku akan haɗin gas ɗin bawul yana sarrafa babban mai ƙonewa. Tashar tashoshi yawanci ana yiwa alama TP/TH (ƙasa na gama gari), TP (tabbatacciyar ma'aunin zafi da sanyio), da TH (matsarar wutar lantarki ko shigar da bango).

Madowa mataki-mataki da ka'idojin kulawa¶

Lokacin gyara matsala yana nuna ƙazantattun abubuwan matukin jirgi, tarawar carbon soot, ko katange tashoshi masu ƙonawa, tsafta da daidaita tsarin ta amfani da hanyoyin mara lalacewa.

Ana buƙatar kayan aiki na aminci da kayan aiki na musamman¶

Kafin fara sabis na jiki akan na'urar murhun gas, haɗa kayan aikin da suka dace da kayan tsaro:

• Gilashin tsaro tare da garkuwar gefe da safofin hannu na nitrile masu jure huda. * Multimeter na dijital tare da babban ƙuduri kai tsaye-na yanzu ƙarfin gwajin millivolt da shirye-shiryen shirin alligator.

Protocol A: Amintaccen haske da tsarin tsaftace layi¶

Idan harshen wutan matuƙin jirgin ya ƙare saboda katsewar iskar gas, rufewar yanayi, ko zubewar zafi na ɗan lokaci, bi wannan ainihin jerin don sake kafa matukin ba tare da haɗarin tara iskar gas ba.

1. Bincika iskar gas a matakin bene: Saboda propane ya fi iska nauyi, yana taruwa tare da kasan akwatin wuta da kuma bene yana yin gyare-gyare a ƙarƙashin ƙananan louvers. Gas na halitta ya fi iska haske kuma yana tashi, amma zane-zane na iya kama aljihu a bayan valence na murhu na sama. Idan an gano wani warin sulfur, kar a yi ƙoƙarin kunna matukin jirgin. Buɗe tagogi na waje, jira mintuna 15, kuma gano tushen ɗigon ruwa.
2. Matsa kullin a cikin PILOT matsayi: Tura kullin sarrafa iskar gas a ciki cikin sumul. Wannan da hannu yana danne hatimin aminci, yana tilastawa matukin gas ya gudana ta cikin mashin ɗin matukin ba tare da la'akari da zafin jiki na thermocouple ba.
3. ** Cire aljihun iska:** Idan an yi aikin layin iskar gas, ko kuma idan murhu ya kasance ba a kunna wuta ba tsawon watanni, mahaɗin mai sassauƙa zai ƙunshi iska mai iska. Ci gaba da maƙarƙashiya na tsawon daƙiƙa 60 zuwa 90 kafin yunƙurin kunna wuta. Wannan yana ba da damar iskar gas don matsar da iska marar amfani a cikin ƙaramin layin 6-millimita (¼-inch).
4. ** Kunna piezo ko lantarki igniter:** Yayin riƙe kullin sarrafawa gaba ɗaya, danna maɓallin piezo igniter da ƙarfi kowane daƙiƙa biyu. Lura da murfin matukin jirgi ta hanyar gilashin ko allo. Ci gaba da walƙiya har sai wani nau'in harshen wuta mai shuɗi ya bayyana a murfin matukin jirgi.
5. ** Rike kullin baƙin ciki na tsawon daƙiƙa 60:** Da zarar harshen wuta ya kunna, kar a saki kullin sarrafawa nan da nan. Tip ɗin thermocouple dole ne ya kai aƙalla ma'aunin Celsius 700 (digiri 1,292 Fahrenheit) don samar da miliyon 25 da ake buƙata na riƙe iko. Sakin ƙulli da wuri yana sauke wutar lantarki na ciki, yana kashe wutar nan take.
6. Saki kullin a hankali kuma a duba kwanciyar hankali: Saki kullin a hankali. Ƙunƙarar ya kamata ta koma waje kaɗan kaɗan. Idan harshen wutan matukin ya ci gaba da haskakawa, juya ƙulli a gaba da agogo daga PILOT zuwa ON. Wutar murhu yanzu tana dauke da makamai don kunna wuta.

Yarjejeniyar B: Share shingen gidan yanar gizo daga masu ƙonawa venturis¶

Idan murhu ya nuna jinkirin ƙonewa, bugun matsi na baya, ko ƙarar ƙara a kusa da ƙaramin murfi, tsaftace bututun venturi ta amfani da wannan aikin share injin:

1. ** Ware gas da na'urorin lantarki: ** Juya kullin bawul ɗin gas ɗin zuwa KASHE. Rufe bawul ɗin rufewa na kan layi-kwata-kwata. Tabbatar cewa na'urar ta yi sanyi gaba daya.
2. ** Samun damar shiga cikin akwatin wuta: *** Cire shingen kariya na kariya na kayan ado. Saki latches na bazara da ke tabbatar da firam ɗin taron gilashin. Ɗaga babban firam ɗin gilashi sama da kashe chassis na akwatin wuta, ajiye shi a kwance a kan ɗigo mai laushi daga zirga-zirgar ƙafa.
3. ** Sanya log log:** Ɗauki hotuna da yawa suna nuna daidaitaccen matsayi na kowane log ɗin yumbu, ƙwan ƙwanƙwasa, da facin vermiculite. Mayar da katako zuwa ainihin wuraren masana'anta ya zama dole don hana haɓakar carbon monoxide mai haɗari.
4. ** Cire saitin log ɗin da tire mai ƙonawa:** Cire rajistan ayyukan bi da bi, ajiye su a gefe akan kwali. Cire ƙwanƙwasa masu riƙe sukurori ta amfani da sukudin maganadisu. A hankali zame taron mai ƙonewa a baya ko zuwa sama don kawar da ƙwanƙolin bututun venturi daga bututun iskar gas na tagulla da aka saka akan bene na akwatin wuta.
5. Macijin venturi bututu mai hadewa: Saka goga nailan venturi mai sassauƙa ko murɗaɗɗen bututu biyu a cikin buɗaɗɗen bututun kuka, farawa daga kwalawar rufewar iska. Tura goga gaba ɗaya zuwa jikin mai ƙonewa. Juya goga da ƙarfi don naɗe da fitar da duk wani kwandon siliki na jakunkuna na rawaya gizo-gizo, matattun kwari, da ƙurar ƙura da aka matse.
6. Fitar da kogon ciki: Kai tsaye wani fashewa mai ƙarfi daga gwangwanin iska mai matsa lamba kai tsaye cikin bututun venturi. Saka gilashin aminci don kare idanunku daga fitowar tsatsa da tarkace masu fita daga tashar jiragen ruwa.
7. ** Bincika spud na tagulla:** Bincika ɗan ƙaramin ramin da aka hakowa a cikin kwandon tagulla wanda aka ɗora zuwa chassis na murhu. Idan gizo-gizo gizo-gizo ko lint ya rufe ramin, share shi ta amfani da tsinken hakori na katako ko matsewar iska. Kada a taɓa saka igiyar ƙarfe mai tauri, ɗinki, ko rawar soja a cikin mashin iskar gas na tagulla, kamar yadda zazzagewa ko faɗaɗa ramin ke canza yawan kwararar mai kuma yana haifar da yanayi mai haɗari.
8. ** Sake haɗawa da tabbatar da jeri:** Sake shigar da taron mai ƙonawa, tabbatar da cewa venturi mai haɗawa da bututu yana zamewa gabaɗaya a saman tagulla ba tare da daidaitawa ba. Tsare riƙon sukurori da ƙarfi.

Protocol C: De-sooting da sabunta thermopile da murfin matukin jirgi¶

Wani nau'i mai nauyi na baƙar fata sot carbon yana aiki azaman insulator mai tasiri mai tasiri. Kawai 0.5 milimita (0.02 inci) na rufaffiyar soot janareta na thermopile yana sauke zafinta da ban mamaki, yana yanke mililitaji mai buɗewa a ƙasa da madaidaicin 500-millivolt.

1. Duba launi na harshen wuta: Wutar matukin da aka gyara daidai yakamata ya ƙone shuɗi mai haske tare da ɗan titin rawaya, yana bugun saman ukun na firikwensin da ƙarfi. Lalalaci, harshen wuta mai launin rawaya yana nuna wani ɓangaren da aka toshe ma matukin jirgi shan iska ko dattin tuƙi.
2. ** Tsaftace murfin matukin jirgi:** Sanya robobin robobin turɓayar iska zuwa cikin ramin iska na farko a gindin jikin matukin. Fesa gajeriyar fashewa biyu. Wannan yana kawar da ƙurar gida, gashin cat, da lint ɗin da ba a so ba wanda ke jawo shi cikin haɗin iska ta hanyar buri na halitta.
3. Duba ganga na firikwensin: Ɗauki ƙaramin murabba'i na pad ɗin da ba na ƙarfe ba ko kuma buroshin waya mai kyau. A hankali a goge kwandon bakin karfe na waje na binciken thermocouple da janareta na thermopile. Cire duk ɓawon carbon mai wuya, sikelin oxidation fari, da soot har sai danda, ƙarfe mai tsafta yana bayyane a kewayen duka. Kada a taɓa amfani da zane mai ƙyalƙyali ko yashi mai ƙaƙƙarfan yashi wanda ke barin ƙulli a baya.
4. ** Daidaita madaidaicin firikwensin:** Tabbatar da cewa thermopile yana zaune a tsaye a madaidaicin madaurinsa kuma bai faɗi ƙasa ba. Manyan 10 zuwa 12 millimeters (⅜ zuwa ½ inch) dole ne su kasance a nutse cikin harshen wuta lokacin da aka kunna. Idan sashin yana lanƙwasa, yi amfani da filan allura-hanci don sake daidaita murfin matukin a hankali zuwa na'urori masu auna firikwensin.

Kai tsaye tare da B-vent tare da injin konewa mara iska¶

Tsanani da hatsarori na fitan matukin jirgi da jinkirin bugu sun dogara sosai akan injin huɗa na takamaiman murhu da aka girka a cikin gida.

Tsarin konewa da aka rufe kai tsaye¶

Wuraren hura wuta kai tsaye suna amfani da ma'auni, bangon coaxial mai bango biyu ko tsarin bututun iska wanda ya keɓe gaba ɗaya daga iskan falo na cikin gida.

Saboda an kulle tsarin a bayan fatin gilashin gasketed, jinkirin kunna wuta yana gina matsi mai fashewa cikin sauri. An ƙera chassis ɗin kai tsaye tare da baffles mai ɗaukar nauyi na bazara musamman don rage wannan barazanar.

Tsarin B-vent (na halitta daftarin aiki).¶

Wuraren murhu na iskar gas na B sun dogara da bututun bututun bututun ƙarfe mai bango guda biyu a tsaye wanda ke fita ta tsarin rufin. Ana fitar da iska mai ƙonewa kai tsaye daga ɗakin ta hanyar buɗaɗɗen louvers ko sako-sako da allo.

Ana samar da daftarin gaba ɗaya ta hanyar ƙwaƙƙwaran iskar gas mai zafi da ke tashi ta cikin bututun hayaƙi.

Tsarukan zuciya mara-hannu (marasa ƙirƙira).¶

Wuraren murhu na iskar gas ba shi da bututun hayaƙi, bututun iska, ko shan iska na waje. Kashi ɗari bisa ɗari na samfuran konewa suna fitowa kai tsaye zuwa sararin zama na cikin gida.

Saboda wannan mummunar fallasa lafiyar rayuwa, kayan aikin da ba su da iska an hana su sosai a yankuna da yawa, gami da Burtaniya, Kanada, California, da gundumomin gine-gine na birni daban-daban a duk faɗin Amurka. Inda aka ba da izini, raka'o'in da ba su da iska suna haƙƙin doka don haɗa taron matukin jirgi na Oxygen Depletion Sensor (ODS) ƙarƙashin ANSI Z21.11.2.

Kwatanta hanyoyin gazawar zuciya da ayyukan gyara¶

Lambobin tsari, matakan shigarwa, da bin doka¶

Matsalar na'urar bugun zuciya ta iskar gas, ƙirar iska, da gyare-gyaren sassa ana sarrafa ta ta tsauraran lambobin gini. Riko da waɗannan ƙa'idodi ya zama dole don guje wa gobarar tsari, bayyanar carbon monoxide, da ɓarna manufofin inshorar asarar dukiya:

• NFPA 54/ANSI Z223.1 (National Feel Gas Code): Ya ba da umarni takamaiman girman bututun iskar gas, sanya hannu na rufe bawul a tsakanin mita 1.8 (ƙafa 6) na kayan aiki, matsakaicin tsayin mahaɗin na'ura mai sassauƙa, da buƙatun ƙarar iska mai ƙonewa don wuraren zama. ** NFPA 211 (Misali na Chimneys, Wuraren Wuta, Wuraren Wuta, da Kayayyakin Kayan Aikin Kona Man Fetur):** Cikakkun abubuwan da aka ba da izini na tsari zuwa firam ɗin da za a iya konewa, girman girman murhu, da tsayin ƙarewar bututun hayaƙi.

Ƙwararrun ka'idojin bincike na ƙwararru tare da iyakokin iyaka na DIY¶

Yayin da ayyuka na yau da kullun kamar tsaftace ƙura daga ƙananan louvers, sake saita bangon bangon busassun busassun busassun busassun, share gidajen yanar gizo daga masu ƙonawa mai ɗorewa, da maye gurbin thermopile mai ɗorewa ana iya sarrafa su ga masu mallakar kadarori masu horarwa, dole ne a kiyaye iyakokin aminci na fasaha.

Kada a taɓa yin ƙoƙarin tarwatsa jikin simintin-aluminum na haɗin bawul ɗin gas. An daidaita maɓuɓɓugan ruwa na ciki, diaphragms, da hatimin katsewar maganadisu a masana'anta ta amfani da na'urori na musamman na pneumatic. Farfadowar filin bawul ɗin iskar gas yana gayyatar ɗigon iskar gas mai haɗari.

Hakazalika, saita yawan iskar gas ɗin yana buƙatar manometer dijital mai tashar tashar jiragen ruwa biyu da aka haɗa da ƙananan matsa lamba akan jikin bawul. Ƙoƙarin daidaita mai sarrafa na ciki ta hanyar kunne ko bisa tsayin harshen wuta yana canza ma'aunin man fetur-zuwa-iska na stoichiometric, yana haɗarin samar da carbon monoxide mai tsanani da samuwar soot.

Tambayoyin da ake yawan yi¶

Me yasa murhu na gas ke haifar da ƙara mai ƙarfi lokacin da ya kunna?¶

Wani ƙara mai ƙarfi yana faruwa lokacin da ɗanyen iskar gas ya taru a cikin akwatin wuta na daƙiƙa da yawa kafin saduwa da harshen wuta, yana haifar da lalatawar da ba a sarrafa ba maimakon kunnawa mai santsi. Yawancin lokaci wannan jinkirin yana faruwa ne ta hanyar jakar gizo-gizo gizo-gizo mai launin rawaya da ke shake bututun venturi, ƙura ko soot da ke toshe tashoshin wutar lantarki kusa da matukin jirgin, ko kuma harshen wuta mai rauni wanda ya kasa isa tashar jiragen ruwa na farko nan da nan. Kashe na'urar kashe wuta nan da nan, ware iskar gas, kuma tsaftace wuraren da ake amfani da wutar lantarki da abubuwan ɗaukar kaya kafin yin ƙoƙarin sake sarrafa murhu.

Menene bambanci tsakanin thermocouple da thermopile akan murhun gas?¶

Ma'aunin zafi da sanyio shine mahaɗar thermoelectric guda ɗaya wanda ke haifar da kusan 25 zuwa 30 millivolts na halin yanzu kai tsaye don kiyaye maganadisu na gaggawa na gaggawa a buɗe a cikin bawul ɗin iskar gas. Ma'aunin zafi da sanyio yana ƙunshe da dumbin ma'aunin zafi da sanyio da aka yi wa wayoyi a jeri a cikin bincike guda ɗaya, wanda ke samar da tsakanin 500 zuwa 750 millivolts don sarrafa babban na'urar solenoid mai ƙona wuta, na'urorin juyawa na bango, da masu karɓar ramut. Idan harshen wuta na matukin jirgi ya kashe lokacin da kuka bar kullin, thermocouple yana kasawa; idan matuƙin jirgin ya tsaya a kunne amma babban mai ƙonewa bai taɓa kunnawa ba, thermopile ko kewayensa na waje suna da lahani.

Zan iya tsabtace taron matukin murhu na iskar gas da yashi ko ulun karfe?¶

Kada a taɓa amfani da ulu na ƙarfe ko yashi don tsaftace taron matukin murhu na gas, thermocouple, ko thermopile. Ƙarfe na ulu yana zubar da ƙananan zaren ƙarfe waɗanda za su iya taƙaita da'irori na millivolt, yayin da takarda yashi ya bar bayan silica grit wanda ke aiki azaman insulator na lantarki da thermal. Madadin haka, yi amfani da kushin da ba na ƙarfe ba kamar maroon Scotch-Brite pad ko goga mai laushi mai laushi don cire soot da oxidation a hankali daga cikin kwandon binciken, sannan kuma fashewar iska mai matsewa don share murfin murfin matukin jirgi.

Ta yaya zan iya sanin ko bangon bangona ko gudu na waya yana hana murhun iskar gas na kunna?¶

Don sanin ko canjin bangon waje ko matsalar wayoyi yana hana aiki, nemo tashoshi uku masu lamba TH, TP, da TP/TH akan bawul ɗin sarrafa iskar gas a cikin ƙananan rami na inji. Tare da fitilar matukin jirgin kuma yana ƙonewa da ƙarfi, ɗauki ɗan gajeren wayan lantarki da aka keɓe ko na'urar sikirin da aka keɓe kuma a ɗan taƙaita haɗin tsakanin tashar TH da tashar TP/TH. Idan babban mai ƙonewa ya ƙone nan take lokacin da aka gada amma ya kasa yin haske ta amfani da maɓallin bango, thermopile ɗinku da bawul ɗinku suna da lafiya, kuma matsalar ita ce canjin bangon da aka sawa, lalata kayan haɗin waya, ko igiyar waya mai tsayi da yawa tana gabatar da juriya mai ƙarfi.

Horon aminci da takaddun shaida¶

Yin aiki cikin aminci a kusa da na'urorin gas na zama, iskar konewa, da yuwuwar haɗarin carbon monoxide yana buƙatar ingantaccen, ingantaccen ilimin fasaha:

• ** Cibiyar Wuta ta Kasa (NFI):** tana ba da takaddun shaida ga ƙwararrun iskar gas na NFI, rufe ka'idar konewa, haɓakar iska, lambobin NFPA, da gwajin lantarki na millivolt. ** Cibiyar Tsaro ta Chimney ta Amurka (CSIA):** tana ba da takaddun shaida a cikin binciken binciken bututun hayaƙi, kimanta daftarin bincike, da kuma kula da haɗarin hayaƙin hayaƙi.

An duba tushe¶

• NFPA 54 / ANSI Z223.1: National Feel Gas Code, National Fire Protection Association (iskar konewa, shigar bututu, iska mai iska, da mashigin rufewar aminci). * NFPA 211: Misali na Chimneys, Fireplaces, Vents, and Solid Fuel-Furning Appliances, Ƙungiyar Kare Wuta ta Ƙasa (cire daftarin aiki, hanyar wucewa ta bango, da ginin hayaƙi).

Jagora masu alaƙa¶

• Warewa Leak Gas da Fitar da Gaggawa
• Kashe Wuta na Chimney da Gudanar da Hadarin Creosote
• Chimney Crown Spalling and Carbon Monoxide Flue Blockage
• Kashe Wuta na Lantarki da Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararru
• Mai Dumama Mai Burin Mai na Gida da Fashewar Soot