What's the Most Dangerous Mistake When Replacing a Garage Extension Spring?
Umnyango wegalaji lakho ubhajwe, futhi ubona isiphethu sesandiso esiphukile. Ukulungiswa kwe-DIY kubonakala kushesha, kodwa ukukhetha ukufaka esikhundleni okungalungile kungadala umnyango ongalinganiseli ngendlela eyingozi noma kuholele ekuhlulekeni okuyinhlekelele.
Iphutha eliyingozi kakhulu ukufaka esikhundleni intwasahlobo ngaphandle kokukala ngokunembile umnyango wegalaji[^ 1] kuqala. Lesi sinyathelo esisodwa sinquma amandla entwasahlobo afanele. Guessing or just matching the old spring's color can lead to an unsafe door that can damage your opener or cause serious injury.
I'll never forget a call from a customer who was furious that the springs we sent him "weren't working." Wayeyilinganise kahle endala yakhe, intwasahlobo ephukile futhi ifaniswe ne ikhodi yombala[^ 2] ngokuphelele. Ngemva kwemibuzo embalwa, Ngambuza ukuthi usengezele yini ukwahlukanisa[^ 3] kuye ngokhuni lwakhe umnyango wegalaji[^ 1] muva nje. Wathi yebo, ezinyangeni ezimbalwa ezedlule. Ngathi akakale umnyango. I-insulation yengeze ngaphezulu 30 amaphawundi. He wasn't replacing a broken spring; wayezama ukufaka esikhundleni isiphethu esasingaphumi ngaphansi kwesisha, umthwalo osindayo. This is a perfect example of why the spring itself isn't the starting point—the door's true weight is.
Kungani Ukukala Umnyango Wakho Kubaluleke Kakhulu Kunokufanisa Intwasahlobo Endala?
Uthole i ikhodi yombala[^ 2] entwasahlobo yakho endala, futhi ishadi likutshela ukuthi uthenge ini. Kodwa kuthiwani uma umnikazi wangaphambili efake engalungile? Or the door's weight changed over time?
Ukukala umnyango wakho kuwukuphela kwendlela yokwazi amandla eqiniso adingekayo. Iminyango iba nzima ngopende omusha, ukulungisa, noma ukwahlukanisa. Ukufanisa nje isiphethu esidala ngokuvamile kusho ukuthi ukopisha iphutha, okuholela emnyango ongalinganiseli ocindezela isivuli sakho futhi wehluleke ngaphambi kwesikhathi.
Njengomkhiqizi wasentwasahlobo, Ngiyibona imiphumela yaleli phutha ngaso sonke isikhathi. Abantu bacabanga ukuthi intwasahlobo yokuqala yayilungile. But I've seen factory-installed springs that were barely adequate for the door's weight from day one. Ngemuva kweminyaka embalwa kanye namajazi ambalwa kapende, leso siphethu esisemngceleni manje sesinciphile ngokuyingozi. Okuwukuphela kwendlela yokuqinisekisa isisefo, umnyango olinganiselayo iwukuba indiva entwasahlobo endala futhi uqale fresh, isisindo esinembile. It's the professional way to do it, and it's the only way I recommend. Isusa konke ukungabaza futhi iqinisekisa ukuthi intwasahlobo entsha ifanelana kahle nomnyango njengoba ikhona namuhla, hhayi njengoba kwakunjalo eminyakeni eyishumi edlule.
Okuwukuphela kwendlela ephephile yokuthola indawo yakho yokuqala
Le nqubo akuyona inketho; kubalulekile ukuze uphephe.
- Nqamula Konke: -Yinhloko, donsa intambo ebomvu yokukhulula izimo eziphuthumayo kusivuli somnyango wegalaji ukuze usikhiphe. Umnyango kumele ube phakathi PHANSI isikhundla.
- Phakamisa Umnyango Futhi Uwuvikele: Phakamisa ngokuzenzela umnyango wegalaji endaweni evuleke ngokugcwele. Kuzoba nzima kakhulu. Ivikele iqine endaweni yayo ngama-C-clamps aqinile kumathrekhi nhlangothi zombili.
- Susa ama-Old Springs: Nomnyango uvaliwe, iziphethu zesandiso zizokhululeka futhi azikho ukungezwani. Manje usungakwazi ukuqaqa ngokuphephile futhi uzisuse.
- Kala Umnyango: Khipha ngokucophelela ama-C-clamps bese wehlisa umnyango. Beka isikali sokugezela ngaphansi komnyango ngamunye. Add the two readings together to get the door's total weight. Lena inombolo oyidingayo.
| Ukushintsha Kwesisindo Somnyango | Umphumela Wokungalinganisi Kabusha | Ushintsho Lwentwasahlobo oludingekayo (Isibonelo) |
|---|---|---|
| +30 lbs (I-insulation entsha) | Usayizi omdala wasentwasahlobo manje ungaphansi ngokuyingozi, ukuhlunguphaza isivalo nokuholela ekwehlulekeni ngaphambi kwesikhathi. | Kumele isuke ku-a 120 lb (Emhlophe) kwe a 150 lb (Okuluhlaza okwesibhakabhaka) intwasahlobo. |
| -20 lbs (Kukhishwe amaphaneli okuhlobisa) | Intwasahlobo endala manje isinamandla kakhulu, okwenza ukuthi umnyango uvuleke futhi kube nzima ukuvala. | Kumele isuke ku-a 160 lb (Okubomvu) kwe a 140 lb (Okuphuzi) intwasahlobo. |
Ingabe Ikhodi Yombala Ikutshela Konke Odinga Ukukwazi?
Unesisindo esifanele futhi uthole okufanayo ikhodi yombala[^ 2] eshadini. You're ready to order, but did you check your door's height? Intwasahlobo yobude obungalungile izohluleka, ngisho nombala ofanele.
I ikhodi yombala[^ 2] kukhombisa kuphela amandla okuphakamisa ubude bomnyango othize. Umnyango ojwayelekile wamamitha angu-7 usebenzisa iziphethu ezinde ezingama-intshi angu-25. Umnyango omude wamamitha angu-8 udinga ama-spring angama-intshi angu-27 ubude, kanye namashadi ombala ngamunye ahlukile.
Lona imininingwane ecashile kodwa ebucayi. Ngake ngaba ne umnyango wegalaji[^ 1] isifaki ngishayele, ukhungathekile ngokuphelele. He was working on a new housing development and one door just wouldn't balance. Wayenesisindo, and he'd tried two different color-coded springs, kodwa akusebenzi lutho. Ngimcele ukuthi akale ubude bomnyango. Kwakuyisicabha esingamamitha angu-8, kodwa ubesebenzisa ishadi lentwasahlobo elijwayelekile elingamamitha ayi-7. Iziphethu ayezisebenzisa kwakunge 25 amayintshi ubude. They were being stretched too far and couldn't function correctly. Once he switched to the correct 27-inch springs for that door's weight, inkinga yaxazululeka khona manjalo.
Ukufanisa Ubude Nobude
I-geometry yesistimu ibaluleke kakhulu njengesisindo.
- Ukuphakama Komnyango Kunquma Ubude Bentwasahlobo: I ezivame kakhulu egalaji umnyango ukuphakama kukhona 7 izinyawo kanye 8 izinyawo. Lo mehluko ubalulekile. Isicabha esingamamitha angu-8 kufanele sihambe 12 amayintshi ngaphezu kwesicabha esingamamitha angu-7, okusho ukuthi intwasahlobo kumele ikwazi ukwelula iqhubeke ngaphandle kokulimala.
- Ubude obujwayelekile: Ukusingatha lokhu, imboni inobude obujwayelekile bentwasahlobo obubili. 25-ama-inch springs aweminyango engamamitha angu-7, kanye neziphethu ezingama-27-intshi ezeminyango engu-8-foot.
- Don't Mix and Match: Awukwazi ukusebenzisa isiphethu esingama-intshi angu-25 emnyango ongu-8-foot. Kuzokwelulwa, phelelwa amandla ngokushesha, futhi behluleka. Ngokufanayo, a 27-inch spring on a 7-foot door won't stretch enough to provide the proper lift. You must use the right length for your door's height.
| Ukuphakama Komnyango | Ubude beNtwasahlobo obujwayelekile | Kungani Kubalulekile | Umphumela Wokungafani |
|---|---|---|---|
| 7 Izinyawo | 25 Amayintshi (ifinyelele ku-42") | Lena i-geometry ejwayelekile yezigidi zeminyango. | Sebenzisa i-27" intwasahlobo izophumela emnyango okunzima ukuwuvula. |
| 8 Izinyawo | 27 Amayintshi (ifinyelele ku-48") | Intwasahlobo ende iyadingeka ukuze kuphathwe ezinye ezingu-12" yokuhamba ngomnyango. | Sebenzisa i-25" intwasahlobo izobhubhisa intwasahlobo futhi idale isimo esingaphephile. |
What's the One Part of a Garage Spring System You Can't Ignore?
Iziphethu zakho ezintsha zivuliwe, futhi umnyango usebenza ngokuphelele. Kodwa kwenzekani eminyakeni embalwa lapho omunye waleyo mithombo enamandla ekugcineni ugqashuka? Amandla akhululwa ngodlame olumangalisayo.
Ingxenye yesistimu ebaluleke kakhulu futhi evame ukukhohlwa yikhebula lokuphepha. Le ntambo yensimbi elula idlula maphakathi nesiphethu esinwetshiwe futhi iyivimbele ukuthi ingandizi egaraji lakho uma iphuka..
Early in my career, Ngavakashela egalaji lapho isiphethu singasebenzi ngaphandle kwentambo yokuphepha. The broken spring had flown across the garage with enough force to shatter the back window of the owner's car. Kwakuyisifundo esinamandla. Isiphethu esinwetshiwe esibambe isicabha esingamaphawundi angu-150 sinwetshwa ngamakhulu wamaphawundi wamandla. Lapho insimbi ihluleka, wonke lawo mandla agciniwe akhululwa ngokuphazima kweso. Intwasahlobo iba isiswebhu sensimbi esindayo. Ikhebula lokuphepha lamaRandi amahlanu belizovikela izinkulungwane zamaRandi emonakalweni futhi livimbele ukulimala okubi kakhulu. Yingakho ngitshela wonke umuntu: neze, faka i isandiso sentwasahlobo[^ 4] ngaphandle koyedwa.
Ingxenye Yezokuphepha Engaxoxiswana
Le ngxenye elula ibaluleke kakhulu njengentwasahlobo ngokwayo.
- Isebenza kanjani: Ikhebula lokuphepha lincane, multi-strand steel wire. Icutshungulwa kubo bonke ubude bentwasahlobo yokwandiswa ngaphambi kokufakwa kwentwasahlobo. Ingxenye eyodwa ivikelwe kubakaki abasekelayo abangaphezulu, futhi omunye umkhawulo uvikelekile kuhlaka eduze ne-pulley.
- Iqukethe Amandla: Uma intwasahlobo iqhuma, amakhoyili aqukethwe yikhebula. Esikhundleni sokundiza, izingcezu eziphukile zivele ziwe phansi ngokungenabungozi. The cable doesn't help lift the door; okuwukuphela komsebenzi wawo ukuba khona ngesikhathi sokwehluleka.
- Ukuba nokuthula: Ngezindleko eziphansi kanye nemizuzu emihlanu eyengeziwe edingekayo ukuze uwafake, izintambo zokuphepha ziwumshwalense ongcono kakhulu ongawuthengela igaraji lakho. Asikho isizathu esihle sokungabi nazo.
| Isimo Sesistimu | Umphumela Wokwehluleka Kwentwasahlobo | Izinga Lengozi |
|---|---|---|
| Ngaphandle Kwekhebula Lokuphepha | Intwasahlobo ephukile yethulwa ngamandla aqhumayo, ekubeni i-projectile eyingozi. | Phezulu Kakhulu |
| Ngekhebula Lokuphepha | Izingcezu eziphukile zentwasahlobo zibanjwa ikhebula futhi ziwe ngokuphepha phansi. | Phansi |
Ukugcina
Ukushintsha igalaji isandiso sentwasahlobo[^ 4] ngokuphepha, kumele uqale ukale umnyango. Khona-ke, use that weight and the door's height to choose the correct spring. Ekugcineni, faka njalo izintambo zokuphepha.
[^ 1]: Hlola izinkinga ezivamile zeminyango yegalaji ukuze uqonde kangcono izidingo zokunakekela nokulungisa.
[^ 2]: Ukuqonda amakhodi ombala kungakusiza ukhethe intwasahlobo efanele, but it's not the only factor.
[^ 3]: Find out how insulation can change your garage door's weight and impact spring selection.
[^ 4]: Ukuqonda imithombo yokwandisa kubalulekile ekulungiseni iminyango yegaraji ephephile kanye nokuqinisekisa ukusebenza okufanele.