Yog vim li cas rau hluav taws xob soldering hlau to
Qhov laj thawj tseem ceeb ntawm hluav taws xob xau hauv cov hlau soldering yog tshwm sim los ntawm cov xau ntawm cov tub ntxhais hlau soldering.
Cov tub ntxhais hlau soldering yog tsim los ntawm cov hluav taws xob cua sov xaim, cov txheej txheem rwb thaiv tsev, thiab txheej rwb thaiv tsev. Thaum cov txheej txheej rwb thaiv tsev ntub dej los yog muaj hnub nyoog ntev dhau lawm, cov txheej txheem rwb thaiv tsev tuaj yeem txo qis, ua rau cov xau ntawm cov tub ntxhais hlau soldering. Tom qab ntawd, nws raug xa mus los ntawm lub tshav kub hloov lub plhaub ntawm cov hluav taws xob soldering hlau thiab lub taub hau hlau soldering.
Tus kov ntawm cov hluav taws xob soldering hlau kuj tuaj yeem ua rau muaj qhov tsis zoo tom qab kev laus thiab kev tshwj xeeb.
Tom qab cov hluav taws xob hluav taws xob hluav taws xob xau hluav taws xob, qhov teeb meem loj heev thiab tuaj yeem yooj yim ua rau hluav taws xob poob siab, uas ua rau muaj kev puas tsuaj loj rau tus kheej thiab cov khoom siv hluav taws xob thiab hluav taws xob yuav tsum tau kho. Thov tam sim ntawd hloov cov tub ntxhais hlau thiab cov xau, thiab yog tias tsim nyog, hloov lawv tag nrho.
Yuav ua li cas nrog hluav taws xob soldering hlau to
1. Ua ntej, teem lub multimeter mus rau AC voltage ntau, nrog rau cov dub sojntsuam grounded thiab liab sojntsuam txuas nrog lub soldering hlau taub. Saib seb lub multimeter puas muaj kev nyeem ntawv. Yog tias muaj kev nyeem ntawv, nws qhia tau hais tias cov hlau soldering yog xau hluav taws xob thiab yuav tsum tau kho.
2. Disassemble cov hlau soldering, nrhiav lub hauv paus hauv av, tom qab ntawd ua raws cov xaim hauv av kom pom qhov kev tiv thaiv txuas nrog lub rooj tsav xwm hauv Circuit Court thiab ntsuas nws cov nqi tiv thaiv. Yog tias nws siab tshaj 5 ohms, nws raug txiav txim raws li kev kub hnyiab thiab yuav tsum tau hloov pauv (feem ntau, qhov kev tiv thaiv no puas vim los ntawm kev xau). Tsis tas li ntawd, yog tias tus nqi tsis kam yog qhov qub, thov paub meej tias qhov kev sib cuag ntawm cov hlau txuas yog qhov zoo.
3. Tshem tawm cov hluav taws kub hnyiab tawm thiab hloov nrog ib qho tshiab. Nco ntsoov tias txawm hais tias tus nqi tsis kam ntawm qhov resistor yog 0 ohms, nws ua haujlwm rau lub hom phiaj tiv thaiv. Tsis txhob luv-circuit nws ntawm no!
4. Tom qab hloov, siv ib lub multimeter kom paub meej tias qhov kev tiv thaiv tus nqi ntawm cov chaw taws teeb hauv av ntsuas qhov tsis kam thiab hauv av.
5. Tom qab kev kho tiav lawm, siv lub tshuab multimeter kom paub meej tias qhov kev tiv thaiv tus nqi ntawm cov hlau taub hau thiab cov hlau hauv av. Yog tias tus nqi tiv thaiv nyob rau hauv 2 ohms, nws qhia tau tias kev kho kom zoo.
