Urea Dosing Pump Nozzle 51154036012 51154036020 Rau MAN Truck

Diesel tso kua dej Urea twj tso kua mis nozzle51154036012 51154036020 rau MAN tsheb

 

 

Highlight lublub ntsiab nta thiab functions rauUrea Dosing Pump Nozzle 51154036012 51154036020 Rau MAN Truck

1️⃣ 12V Siab Flow 👉 Ua haujlwm ntawm 12V nrog lub siab urea ntws tus nqi

Haum rautsheb nrog 12V hluav taws xob system(xws li cov tsheb thauj khoom, tsheb thauj khoom, thiab qee qhov kev tsim kho tshuab).

Siab ntwsxyuas kom txausurea txhaj rau SCR system.

2️⃣ Nrog Vuam Phaj 👉 Los nrog ib tug ua - nyob rau hauv mounting puag rau yooj yim installation

Tso cairuaj ntseg txuasmus rau DEF (urea) tank lossis tsheb ncej.

Xyuas kom meejruaj khov installation, txo kev vibrations uas tuaj yeem cuam tshuam kev ua haujlwm ntawm lub twj tso kua mis.

3️⃣ Nrog Cua Kub Ua Haujlwm 👉 Nruab nrog cov khoom cua sov kom tiv thaiv urea khov hauv cov xwm txheej txias

Zoo tagnrho rau siv nyob rau hauvhuab cua txias, tiv thaiv DEF los ntawm khov ntawmqis dua -11℃(12℃F).

Siv ibhluav taws xob cua sov systemkom sai thaw khov urea thaum lub cav pib.

4️⃣ Nrog Kub Sensor 👉 Ua tau -nyob rau hauv qhov kub thiab txias sensor los saib xyuas DEF kub hauv lub sijhawm

Pab tiv thaivoverheating los yog khovntawm DEF kev daws teeb meem.

Ua haujlwm nrog cov cua sov ua haujlwm raucia li tswj qhov kub thiab txiasthiab optimize urea txhaj.

✅ Cov ntsiab lus: Lub twj tso kua mis urea no yog tsim los rau huab cua txias, kev teeb tsa yooj yim, thiab kev sib raug zoo nrog 12V systems. Nws txhawb siab - ntws urea xa khoom, ua rau nws zoo tagnrho rau lub teeb coj mus muag tsheb thiab diesel- lub tsheb fais fab.

 

 

RFQ

A. Vim li cas kuv lub twj tso kua mis Urea tsis ua haujlwm zoo? 🚛🔧

Ib qho malfunctioningurea twjtuaj yeem ua rauSCR (Selective Catalytic Reduction) system tsis ua haujlwm, cav derate, thiab emissions tsis ua raws li -. Hauv qab no yog covfeem ntau yog vim li caskoj lub twj tso kua mis urea yuav tsis ua haujlwm zoo, nrog rau kev daws teeb meem.

1. Clogged los yog Crystallized Urea Deposits

🔹 Ua rau:

Siv qis- zooDEF (Diesel Exhaust Fluid).

DEF evaporation tawm tom qaburea siv lead ua, thaiv lub twj tso kua mis.

🔹 Cov tsos mob:

Tsis zoo DEF flow,Cov lus ceeb toom tsis tshua muaj siab.

Xyuas lub cav teeb(P20E8 - DEF siab dhau lawm).

🔹 Kev daws:
✅ Tshem tawm qhov system nrogdej sov deionized.
✅ Tsuas siv xwbISO 22241-Certified DEF.
✅ Tsis tu ncua ntxuav lossis hloovDEF cov ntxaij lim dej.

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2. Teeb meem hluav taws xob lossis Sensor

🔹 Ua rau:

Kev puas tsuajkab hluav taws xoblos yog xoobhluav taws xob sib txuas.

Ua yuam kevsiab sensorlos yogtswj module.

🔹 Cov tsos mob:

Tsis muaj zogmus rau lub twj tso kua mis urea.

Cov lej yuam kev:P20B9 (DEF twj tso kua mis tswj module tsis ua hauj lwm).

🔹 Kev daws:
✅ Tshawb xyuas thiab ruaj ntseg txhua yamhluav taws xob sib txuas.
✅ Tshawb xyuas cov kab hluav taws xob rautxiav, corrosion, los yog xoob pins.
✅Siv ibOBD-II scannertxhawm rau kuaj xyuas qhov tsis ua haujlwm sensor.

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3. DEF Freezing (Qhov teeb meem huab cua txias)

🔹 Ua rau:

DEF freezes ntawm-11 ° F (12 ° F).

Lub twj tso kua miscua sov ntsiabtej zaum yuav tsis ua hauj lwm.

🔹 Cov tsos mob:

Tsis muaj DEF flow, cov lus ceeb toom, lossis ncua kev txhaj tshuaj DEF.

SCR efficiency txohauv huab cua txias.

🔹 Kev daws:
✅ Ua kom pom tseeburea twj tso kua mis muaj lub rhaub ua haujlwm.
✅Park in athaj chaw sovlos yog sivDEF tank rwb thaiv tsev.
✅ Tos rau lubSCR system ua kom sovua ntej tsav tsheb.

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4. DEF Pump Failure (Mechanical Issue)

🔹 Ua rau:

Hnav - tawmlos yog tsis ua hauj lwm twj tso kua mis.

Cuam tshuam DEFua rau cov ntsaws ruaj ruaj.

🔹 Cov tsos mob:

Cavderate hom(txo lub zog).

Tsis muaj DEF txhaj tshuaj, los yog lub twj tso kua mis khiav tab sis tsis tsim siab.

🔹 Kev daws:
✅ Ntsuas lub twj tso kua misnrog OBD scanner.
✅ Yog tias lub twj tso kua mis tsis ua haujlwm,hloov nws nrog OEM lossis siab - chav tsev tom qab muag khoom zoo.

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5. DEF Tank Khiav Nrho

🔹 Ua rau:

Khiav lub DEF tankqhuav tagtuaj yeem ua rau lub twj tso kua mis puas.

🔹 Cov tsos mob:

Cav ceeb toom teebthiab SCR system faults.

Cov lej yuam kev:P204F (DEF system efficiency tsawg).

🔹 Kev daws:
✅ Ib txwm khaws tsawg kawg25% DEF hauv lub tank.
✅ Yog tias lub cev qhuav,refill thiab prime lub twj tso kua misua ntej rov pib dua.

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Cov kauj ruam daws teeb meem kawg

✅ Kauj ruam 1:Luam theej duab rauOBD-II cov lej yuam kev.
✅ Kauj ruam 2:Tshawb xyuascable, sensors, thiab connectors.
✅ Kauj Ruam 3:Tshawb xyuasDEF zoo thiab crystallization.
✅ Kauj Ruam 4:Kuaj covurea twj tso kua mis hluav taws xob teeb liab thiab siab.
✅ Kauj Ruam 5:Yog hais tias lub twj tso kua mis yog faulty,hloov nws.

 

B. Koj puas xav tau ibCov lus qhia ntxaws txog yuav ua li cas kuaj lub twj tso kua mis urea? 🚛🔧

Kev xeem aurea twjyog qhov tseem ceeb rau kev kuaj mob xws liTsis tshua muaj siab, tsis muaj DEF txaus, los yog system yuam kev. Ua raws li cov lus qhia no los xyuas seb koj lub twj tso kua mis urea puas ua haujlwm raug.

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🛠 Cov cuab yeej & khoom siv xav tau

✔ OBD-II scanner(rau kev nyeem cov lej yuam kev & kuaj lub twj tso kua mis ua haujlwm)
✔ Multimeter(rau kev kuaj xyuas voltage & txuas ntxiv)
✔ Siab ntsuas(kom kuaj DEF siab tso zis)
✔ DEF-cov hnab looj tes siv tau & tsom iav kev nyab xeeb
✔ Ntxuav DEF(rau refilling yog xav tau)

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🔎 Kauj Ruam 1: Tshawb xyuas cov lej yuam kev

Siv OBD-II Scanner

1️⃣ Txuas lubOBD-II scannermus rau lub tsheb qhov chaw kuaj mob.
2️⃣ Tshawb nrhiavurea system-txog cov lej txhaum cai, xws li:

P20E8- DEF siab dhau lawm

P204F- DEF system efficiency qis

P20B9- DEF twj tso kua mis tswj module tsis ua haujlwm

P207F- NOₓ txo qhov ua tau zoo hauv qab qhov pib
3️⃣ Sau cov lej yuam kev rau kev daws teeb meem ntxiv.

✅ Yog tias tsis muaj cov lej yuam kev tshwm sim, mus rau kev xeem ntawv.

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🔌 Kauj Ruam 2: Tshawb xyuas cov khoom siv hluav taws xob

Test Voltage & Wiring nrog Multimeter

1️⃣ Nrhiav luburea twj(feem ntau nyob ze ntawm DEF tank).
2️⃣ Disconnect lubhluav taws xob connectorlos ntawm lub twj tso kua mis.
3️⃣ Siv amultimetertxhawm rau ntsuas qhov hluav taws xob thoob plaws lub hwj chim terminals.

Xav tau voltage: 12V lossis 24V(nyob ntawm lub tsheb).
4️⃣ Yog voltagetsawg dhau los tsis muaj, check rautshuab fuses los yog puas ntsoog.
5️⃣ Yog tias cov kab mob tsis zoo, lubtwj tso kua mis tswj module tej zaum yuav faulty.

✅ Yog tias qhov hluav taws xob yog qhov tseeb, mus rau qhov ntsuas siab.

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💨 Kauj Ruam 3: Ntsuas Urea Pump Siab

Siv lub ntsuas ntsuas ntsuas ntsuas DEF tso zis

1️⃣ Nrhiav lubDEF siab kablos ntawm lub twj tso kua mis.
2️⃣ Disconnect tus kab thiab txuas asiab ntsuas.
3️⃣ Pib lub cav thiab saib xyuas lub ntsuas ntsuas.

Cia siab tias nyeem ntawv:

Kev ua haujlwm li qub:4-9 bar (58-130 PSI)

Yog siabqis dhau lawm, lub twj tso kua mis yuav tsis muaj zog lossis txhaws.

Yog siabxoom, lub twj tso kua mis yuav tsis ua haujlwm tag nrho.

✅ Yog tias qhov siab qis dhau los yog ploj lawm, mus rau qhov kev sim ua haujlwm.

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⚙️ Kauj Ruam 4: Ua Kev Ntsuas Kev Ntsuas Ua Haujlwm

Qhib lub twj tso kua mis & Kos rau DEF Flow

1️⃣ siv ibOBD scannerkom manually qhib luburea twj test hom.

Qhov no yuav yuam kom lub twj tso kua mis ua haujlwm rauob peb vib nas this.
2️⃣ Mloog rausuab humming los yog buzzing- qhov no qhia tias lub twj tso kua mis khiav.
3️⃣ Tshawb xyuas seb DEF puas ntws tawm ntawm lub twj tso kua mis cov kab tawm.
4️⃣ Yog tsis muaj DEF tawm los, tshuaj xyuasclogged lim los yog crystallization.

✅ Yog tias lub twj tso kua mis ua suab nrov tab sis tsis twj DEF, ntxuav lossis hloov nws.

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🛑 Kauj Ruam 5: Tshawb xyuas Crystallization & Blockages

🔍 Saib rau DEF deposits ze hoses thiab kev sib txuas.
🔍 Yog tias pom muaj crystallization, yaug lub twj tso kua mis nrogdej sov deionized.
🔍 HloovDEF cov ntxaij lim dejyog tias lawv tshwm clogged.

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🚀 Cov kauj ruam kawg: Clear yuam kev Codes & Test Drive

1️⃣ Yog tias koj hloov lossis ntxuav lub twj tso kua mis, siv lubOBD scanner los pib dua qhov system.
2️⃣ Pib lub cav thiab cia nws khiav rau10-15 feeb.
3️⃣ Saib raucov lus yuam kev lossis tus cwj pwm txawv txav.
4️⃣ Nqa lub tsheb rau ibluv sim tsavlos xyuas kom meej DEF txaus.

✅ Yog tias qhov teeb meem tshwm sim, xav txog kev hloov lub twj tso kua mis urea.

 

📌 Cov ntsiab lus daws teeb meem ceev

Cov tsos mob	Ua Tau	Kev daws
Tsis muaj DEF flow	Clogged lim los yog crystallization	Flush system & hloov lim
Tsis muaj suab nrov	Tsis muaj zog los yog tsis muaj kab mob	Xyuas qhov voltage & fuses
Tsawg DEF siab	Lub twj tso kua mis tsis muaj zog los yog xau	Kuaj siab, hloov yog tias qis
System yuam kev (P20E8, P204F, thiab lwm yam)	Sensor tsis ua haujlwm lossis DEF tsis zoo	Luam theej duab OBD cov lej, hloov cov sensors yog tias xav tau

 

C.

Yuav ua li cas ntxuav lub Urea Pump kom raug 🚛🔧

Ntxuav kojurea twjyog qhov tseem ceeb rau kev tiv thaivclogs, crystallization, thiab system tsis ua hauj lwm. Lub sijhawm dhau mus,urea deposits(ua los ntawm DEF evaporation) tuaj yeem thaiv lub twj tso kua mis thiab hoses, txo kev ua haujlwm. Phau ntawv qhia no yuav pab tau kojntxuav lub twj tso kua mis thiab rov ua haujlwm kom raug.

🛠 Cov cuab yeej & khoom siv xav tau

✔ Cov dej sov deionized(rau dej ntws crystallized urea deposits)
✔ DEF-cov hnab looj tes siv tau thiab tsom iav kev nyab xeeb
✔ Txhuam txhuam los yog lint -dawb ntaub
✔ DEF lim hloov(yog xav tau)
✔ OBD-II scanner(kom rov pib dua qhov system tom qab ntxuav)

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🔎 Kauj Ruam 1: Nrhiav & Tshem Tawm Urea Pump

1️⃣ Chaw nres tsheb ntawm atiaj tusthiab tua lub cav.
2️⃣ Disconnect lubroj teebkom tsis txhob muaj teeb meem hluav taws xob.
3️⃣ Nrhiav tusurea twj, feem ntaunyob ze ntawm DEF tank.
4️⃣ Ua tib zoo tshem tawm covDEF muab thiab xa rov qab hoses.
5️⃣ Disconnect lubhluav taws xob connectors.
6️⃣ Tshem tawm covmounting boltsthiab tshem tawm lub twj tso kua mis.

✅ Yog tias DEF nchuav, so tam sim ntawd kom tsis txhob muaj crystallization.

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💨 Kauj Ruam 2: Ntxuav lub twj tso kua mis Urea nrog dej sov deionized

1️⃣ Fill ibthawv nrog dej sov deionized(Tsis txhob siv cov kais dej!).
2️⃣ Submerge theurea twj inletthiab maj mam yaug nws.
3️⃣ Yog hais tias crystallized urea nyob, cia nws tsau rau5-10 feeb.
4️⃣ siv atxhuam los yog ntaubkom tshem tawm tej qhov pom kev tso nyiaj.

✅ Tsis txhob siv cov tshuaj hnyav -lawv tuaj yeem ua rau lub twj tso kua mis puas.

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🔧 Kauj Ruam 3: Ntxuav lossis Hloov DEF Lim

1️⃣ Nrhiav lubDEF lim, feem ntau txuas rau lub twj tso kua mis lossis inline nrog DEF hose.
2️⃣ Yog tias rov siv tau, yaug nws nrogdej sov deionizedthiab cia nws cua qhuav.
3️⃣ Yog tias txhaws, hloov nrog atshiab DEF lim.

✅ Lub lim lim txwv tsis pub DEF ntws, ua rau lub twj tso kua mis tsis ua haujlwm.

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🔄 Kauj Ruam 4: Rov nruab Urea Pump

1️⃣ Reconnect lubDEF hosesruaj ntseg.
2️⃣ Reattach covhluav taws xob connectors.
3️⃣ Mount lubtwj tso kua mis rov qab rau hauv txoj hauj lwmthiab ruaj ntseg bolts.
4️⃣ Reconnect lubroj teebthiab xyuas kom tag nrho cov khoom yog nruj.

✅ Xyuas kom tsis txhob muaj kev sib txuas los yog xoob ua ntej pib lub cav.

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🚀 Kauj Ruam 5: Rov pib qhov system & kuaj lub twj tso kua mis

1️⃣ siv ibOBD-II scannertxhawm rau tshem tawm cov lej yuam kev uas khaws cia.
2️⃣ Pib lub cav thiab cia nws khiav rau5-10 feeb.
3️⃣ Saib covurea system rau tej teeb ceeb toom.
4️⃣ Tshawb xyuas kom raugDEF ntws thiab siab(yuav tsum4-9 bar).
5️⃣ Siv sijhawm luvxeem tsavkom ntseeg tau tias txhua yam ua haujlwm raug.

✅ Yog tias qhov ua yuam kev tseem tsis tau, xyuas seb qhov teeb meem ntawm lub sensor lossis hloov lub twj tso kua mis urea.

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📌 Cov lus qhia ceev ceev

✅ Siv tsuas yog siab - zoo DEF (ISO 22241-certified) tiv thaiv crystallization.
✅ Xyuas & ntxuav lub twj tso kua mis urea txhua 6-12 lub hliskom tsis txhob muaj kev thaiv.
✅ Hloov DEF lim tsis tu ncuakom ntseeg tau tias DEF ntws zoo.
✅ Khaws lub DEF lub tank kawtiv thaiv kev kis kab mob.

 

 

 

Cim npe nrov: urea dosing twj nozzle 51154036012 51154036020 rau txiv neej tsheb, Tuam Tshoj urea dosing twj nozzle 51154036012 51154036020 rau txiv neej tsheb