Mitsubishi Of Elevator Troubleshooting Basic Operation Procedures

1. Kev Tshawb Fawb Kev Tshawb Fawb Kev Ua Haujlwm of elevator

1.1 Tau txais cov ntaub ntawv tsis raug thiab sau cov ntaub ntawv

• Cov kauj ruam tseem ceeb:

  • Txais Cov Lus Qhia Tsis Txaus: Tau txais cov lus piav qhia thawj zaug los ntawm pawg tshaj tawm (tus thawj tswj vaj tsev, cov neeg caij tsheb, thiab lwm yam).

  • Cov ntaub ntawv khaws tseg:

    • Sau cov xwm txheej txhaum cai (piv txwv li, "lub elevator nres tam sim ntawd," "tsim suab nrov").

    • Nco ntsoov lub sijhawm tshwm sim, zaus, thiab cov xwm txheej tshwm sim (xws li, cov plag tsev tshwj xeeb, lub sijhawm).

  • Cov ntaub ntawv pov thawj:

    • Tshawb xyuas cov lus piav qhia tsis yog kev tshaj lij nrog cov kws tshaj lij.

    • Piv txwv li: "Kev vibration of the elevator" tej zaum yuav qhia tau tias muaj kev cuam tshuam tsis zoo ntawm lub tshuab hluav taws xob lossis hluav taws xob cuam tshuam.

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1.2 On-Site Of Elevator Status Inspection

Muab cov xwm txheej of the elevator ua peb pawg rau cov phiaj xwm ua:

1.2.1 of the elevator Unable to Operate (Nres Thaum Muaj Xwm Ceev)

• Kev Ntsuam Xyuas Tseem Ceeb:

  • P1 Board Fault Codes:

    • Tam sim ntawd sau cov 7-seg zaub (piv txwv li, "E5" rau lub ntsiab Circuit Court tsis ua hauj lwm) ua ntej fais fab tuag (cov lis dej num pib dua tom qab fais fab tuag).

    • Siv MON rotary potentiometer los khaws cov lej (xws li teeb tsa MON rau "0" rau II-hom elevator).

  • Control Unit LEDs:

    • Txheeb xyuas qhov xwm txheej ntawm tsav lub rooj tsavxwm LEDs, ntsuas kev nyab xeeb Circuit Court, thiab lwm yam.

  • Kev ntsuas kev nyab xeeb Circuit Court:

    • Ntsuas qhov hluav taws xob ntawm qhov tseem ceeb (piv txwv li, lub qhov rooj kaw qhov rooj, txwv cov keyboards) siv lub multimeter.

1.2.2 Kev ua haujlwm of Elevator nrog Faults (Intermittent Issues)

• Cov kauj ruam tshawb nrhiav:

  • Keeb Kwm Fault Retrieval:

    • Siv cov khoos phis tawj tswj xyuas kom tshem tawm cov ntaub ntawv tsis ntev los no (txog 30 cov ntaub ntawv).

    • Piv txwv li: Nquag "E35" (tsheb xwm txheej ceev) nrog "E6X" (hardware fault) qhia txog cov teeb meem ntawm cov encoder lossis kev txwv ceev.

  • Kev soj ntsuam xyuas:

    • Taug qab input/output signals (piv txwv li, qhov rooj sensor tawm tswv yim, nres raws li txoj cai) los ntawm kev saib xyuas computers.

1.2.3 of the elevator Operating Nquag (Latent Faults)

• Kev ntsuas ntsuas:

  • Pib-Reset Faults:

    • Tshawb xyuas cov kev tiv thaiv overload los yog ntsuas kub (piv txwv li, huv inverter txias kiv cua).

  • Teeb liab cuam tshuam:

    • Tshawb xyuas CAN tsheb npav davhlau ya nyob twg resistors (120Ω) thiab cov ntaub thaiv npog (tsis kam

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1.3 Fault Handling and Feedback Mechanism

1.3.1 Yog Fault Persists

• Cov ntaub ntawv:

  • Ua kom tiav aFault Inspection Reportnrog:

    • Ntaus ID (piv txwv li, daim ntawv cog lus "03C30802+").

    • Fault codes, input/output signal status (binary/hex).

    • Cov duab ntawm kev tswj vaj huam sib luag LEDs / P1 pawg thawj coj saib.

  • Kev nce qib:

    • Xa cov cav mus rau kev txhawb nqa rau kev kuaj mob siab.

    • Coordinate spare qhov chaw yuav khoom (xws li G-numbers, piv txwv li, "GCA23090" rau inverter modules).

1.3.2 Yog hais tias txhaum daws

• Tom qab Kho Kev Ua Haujlwm:

  • Clear Fault Records:

    • Rau II-hom elevors: Rov qab pib dua cov lej.

    • Rau IV-hom elevators: Siv cov khoos phis tawj tu kom ua tiav "Fault Reset."

  • Kev sib txuas lus Client:

    • Muab ib daim ntawv qhia ntxaws (piv txwv li, "Fault E35 tshwm sim los ntawm oxidized hall door lock contacts; pom zoo kom lubrication peb lub hlis twg").

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1.4. Cov cuab yeej tseem ceeb thiab Terminology

• P1 Board: Central tswj vaj huam sib luag displaying txhaum cai ntawm 7-seg LEDs.

• MON Potentiometer: Rotary hloov rau code retrieval ntawm II / III / IV-hom elevator.

• Kev nyab xeeb Circuit Court: Ib qho txuas txuas txuas nrog rau lub qhov rooj xauv, cov thawj tswj ceev tshaj, thiab nres thaum muaj xwm ceev.

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2. Cov txheej txheem daws teeb meem tseem ceeb

2.1 Txoj Kev Ntsuas Kev Ntsuas

Lub hom phiaj

Txhawm rau txheeb xyuas qhov txuas txuas ntxiv ntawm Circuit Court lossis rwb thaiv tsev ncaj ncees.

Txheej txheem

1. Fais fab tuag: Disconnect lub elevator lub hwj chim mov.

2. Kev teeb tsa Multimeter:

   • Rau analog multimeters: Teem rau qhov qis tshaj qhov tsis kam (piv txwv li, × 1Ω) thiab calibrate xoom.

   • Rau digital multimeters: Xaiv "Resistance" lossis "Continuity" hom.

3. Kev ntsuas:

   • Muab qhov kev sojntsuam rau ntawm ob qhov kawg ntawm lub hom phiaj Circuit Court.

   • Ib txwmResistance ≤1Ω (kev paub tseeb txuas ntxiv).

   • txhaum: Tsis kam> 1Ω (qhib Circuit Court) lossis qhov tseem ceeb uas tsis tau xav txog (kev rwb thaiv tsev tsis ua haujlwm).

Case Study

• Qhov rooj Circuit Court poob:

  • Ntsuas kev tiv thaiv dhia mus rau 50Ω → Tshawb xyuas cov oxidized connectors los yog tawg nyob rau hauv lub qhov rooj voj.

Ceeb toom

• Disconnect parallel circuits kom tsis txhob nyeem ntawv cuav.

• Tsis txhob ntsuas cov kab hluav taws xob nyob.

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2.2 Voltage Potential Measurement Method

Lub hom phiaj

Nrhiav qhov tsis txaus ntseeg ntawm qhov hluav taws xob (piv txwv li, lub zog poob, cov khoom tsis ua haujlwm).

Txheej txheem

1. Hwj chim On: Xyuas kom lub elevator muaj zog.

2. Kev teeb tsa Multimeter: Xaiv DC / AC voltage hom nrog ntau yam tsim nyog (piv txwv li, 0-30V rau kev tswj circuits).

3. Step-by-Step Measurement:

   • Pib los ntawm lub hwj chim qhov chaw (piv txwv li, transformer tso zis).

   • Trace voltage nco cov ntsiab lus (piv txwv li, 24V tswj Circuit Court).

   • Tsawg voltage: Sudden poob rau 0V qhia tias qhib Circuit Court; inconsistent qhov tseem ceeb qhia hais tias tsis ua hauj lwm.

Case Study

• Nres Coil Failure:

  • Input voltage: 24V (ib txwm).

  • Cov zis hluav taws xob: 0V → Hloov lub kauj nres nres.

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2.3 Hlau dhia (luv luv-Circuit) txoj kev

Lub hom phiaj

Ceev nrooj txheeb xyuas cov kab hluav taws xob qhib hauv cov kab hluav taws xob tsawg-voltage.

Txheej txheem

1. Txheeb xyuas Suspected Circuit: Piv txwv li, qhov rooj xauv teeb liab kab (J17-5 rau J17-6).

2. Ib ntus Jumper: Siv cov xaim insulated los hla qhov xav tias qhib Circuit Court.

3. Kev Ua Haujlwm:

   • Yog tias lub elevator rov pib ua haujlwm li qub → Fault lees paub nyob rau hauv tshooj dhau los.

Ceeb toom

• Txwv tsis pub Circuit Court: Tsis txhob luv luv circuits (xws li, thaum muaj xwm ceev nres loops) los yog high-voltage kab.

• Kev kho tam sim ntawd: Tshem cov jumpers tom qab kuaj kom tsis txhob muaj kev nyab xeeb.

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2.4 Rwb thaiv tsev Resistance Comparison Method

Lub hom phiaj

Txheeb xyuas qhov ua txhaum hauv av los yog rwb thaiv tsev degradation.

Txheej txheem

1. Disconnect Components: Unplug qhov xav tias module (piv txwv li, lub rooj tsav tsheb lub qhov rooj).

2. Ntsuas rwb thaiv tsev:

   • Siv lub 500V megohmmeter los ntsuas txhua cov hlau thaiv kev tiv thaiv hauv av.

   • Ib txwm:> 5MΩ

   • txhaum:

Case Study

• Rov ua dua Qhov Rooj Tus Neeg Ua Haujlwm Burnout:

  • Rwb thaiv tsev tsis kam ntawm lub teeb liab kab poob mus rau 10kΩ → Hloov lub luv luv cable.

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2.5 Txoj Kev Hloov Cov Txheej Txheem

Lub hom phiaj

Xyuas kom ntseeg tau tias cov khoom siv tsis ua haujlwm (piv txwv li, tsav boards, encoders).

Txheej txheem

1. Kev kuaj ua ntej hloov:

   • Paub meej tias cov kab hluav taws xob peripheral yog qhov qub (piv txwv li, tsis muaj luv luv Circuit Court lossis voltage spikes).

   • Match tivthaiv specifications (piv txwv li, G-npe: GCA23090 rau cov inverter tshwj xeeb).

2. Swap thiab Test:

   • Hloov qhov xav tias ib feem nrog ib qho kev paub zoo.

   • Fault Tseem Muaj: Tshawb xyuas cov circuits uas muaj feem xyuam (xws li, lub cev muaj zog encoder thaiv).

   • Hloov pauv: Cov khoom qub qub tsis raug.

Ceeb toom

• Tsis txhob hloov cov khoom hauv qab lub zog.

• Cov ntaub ntawv hloov pauv cov ntsiab lus rau yav tom ntej siv.

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2.6 Txoj Kev Qhia Teeb Meem

Lub hom phiaj

Kho qhov tsis sib xws lossis nyuaj (piv txwv li, kev sib txuas lus yuam kev).

Cov cuab yeej xav tau

• Kho computer (xws li Mitsubishi SCT).

• Oscilloscope lossis waveform recorder.

Txheej txheem

1. Kev soj ntsuam xyuas:

   • Txuas lub khoos phis tawj tu mus rau P1C chaw nres nkoj.

   • Siv covData Analyzermuaj nuj nqi mus taug qab cov teeb liab chaw nyob (xws li, 0040:1A38 rau qhov rooj raws li txoj cai).

2. Trigger Setup:

   • Txhais cov xwm txheej (piv txwv li, teeb liab tus nqi = 0 THIAB teeb liab hloov pauv> 2V).

   • Khaws cov ntaub ntawv ua ntej / tom qab qhov teeb meem tshwm sim.

3. Kev tsom xam:

   • Sib piv cov teeb liab tus cwj pwm thaum lub sij hawm ib txwm vs. faulty xeev.

Case Study

• CAN Bus Communication Failure (EDX code):

  • Oscilloscope qhia lub suab nrov ntawm CAN_H/CAN_L → Hloov cov ntaub thaiv npog lossis ntxiv cov khoom siv davhlau ya nyob twg.

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2.7.Cov ntsiab lus ntawm Txoj Kev Xaiv

Txoj kev	Zoo tshaj rau	Risk Level
Kev ntsuas ntsuas	Qhib circuits, rwb thaiv tsev faults	Tsawg
Voltage muaj peev xwm	Lub zog poob, cov khoom tsis zoo	Nruab nrab
Hlau dhia	Kev tshuaj xyuas sai ntawm cov teeb liab txoj kev	Siab
Rwb thaiv tsev sib piv	nkaum hauv av faults	Tsawg
Hloov cov khoom siv	Hardware validation	Nruab nrab
Teeb liab Tracing	Intermittent/software-related faults	Tsawg

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3. Cov cuab yeej kuaj xyuas kev ua haujlwm of Elevator Fault: Pawg thiab cov lus qhia ua haujlwm

3.1 Cov cuab yeej tshwj xeeb (Mitsubishi Elevator-Specific)

3.1.1 P1 Tswj Board thiab Fault Code System

• Kev ua haujlwm:

  • Real-Time Fault Code Display: Siv 7-seg LED los qhia cov lej yuam kev (piv txwv li, "E5" rau lub hauv paus tsis ua haujlwm, "705" rau lub qhov rooj tsis ua haujlwm).

  • Keeb Kwm Fault Retrieval: Qee cov qauv khaws cia txog 30 cov ntaub ntawv keeb kwm txhaum cai.

• Cov kauj ruam ua haujlwm:

  • Hom II of Elevators (GPS-II): Tig lub MON potentiometer rau "0" los nyeem cov lej.

  • Hom IV of Elevators (MAXIEZ): Teem MON1 = 1 thiab MON0 = 0 los tso saib 3 tus lej lej.

• Piv txwv li:

  • Code "E35": Qhia txog kev nres thaum muaj xwm ceev tshwm sim los ntawm tus tswv xeev ceev lossis teeb meem kev nyab xeeb.

3.1.2 Kho Computer (xws li Mitsubishi SCT)

• Core Functions:

  • Real-Time Signal Monitoring: Taug qab input/output signals (xws li, qhov rooj xauv qhov xwm txheej, nres tawm tswv yim).

  • Data Analyzer: Kev ntes cov teeb liab hloov ua ntej / tom qab sib cuam tshuam los ntawm kev teeb tsa cov teeb meem (xws li, teeb liab hloov).

  • Software Version Verification: Xyuas elevator software versions (piv txwv li, "CCC01P1-L") rau kev sib raug zoo nrog cov qauv txhaum.

• Txoj kev sib txuas:

  1. Txuas lub khoos phis tawj tu mus rau P1C chaw nres nkoj ntawm lub txee tswj.

  2. Xaiv cov zaub mov ua haujlwm (piv txwv li, "Signal Display" lossis "Fault Log").

• Kev siv tswv yim:

  • Communication Fault (EDX Code): Saib CAN tsheb npav voltage theem; Hloov cov kab hluav taws xob tiv thaiv yog tias pom muaj kev cuam tshuam.

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3.2 Cov Cuab Yeej Siv Hluav Taws Xob

3.2.1 Digital Multimeter

• Muaj nuj nqi:

  • Kev xeem txuas ntxiv: Tshawb xyuas cov hluav taws xob qhib (kuj> 1Ω qhia tias muaj kev ua txhaum).

  • Kev ntsuas hluav taws xob: Txheeb xyuas 24V kev nyab xeeb Circuit Court fais fab mov thiab 380V lub ntsiab fais fab nkag.

• Cov Qauv Ua Haujlwm:

  • Tshem tawm lub zog ua ntej kev sim; xaiv qhov tsim nyog (xws li AC 500V, DC 30V).

• Piv txwv li:

  • Lub qhov rooj xauv qhov hluav taws xob nyeem 0V → Tshawb xyuas cov chaw kaw qhov rooj lossis cov oxidized terminals.

3.2.2 Insulation Resistance Tester (Megohmmeter)

• Muaj nuj nqi: Txheeb xyuas cov rwb thaiv tsev tawg hauv cov cables lossis cov khoom siv (tus nqi tus qauv:> 5MΩ).

• Cov kauj ruam ua haujlwm:

  1. Disconnect fais fab mus rau qhov ntsuas Circuit Court.

  2. Siv 500V DC ntawm tus neeg xyuas pib thiab hauv av.

  3. Ib txwm≥5MΩ;txhaum:

• Piv txwv li:

  • Qhov rooj lub cev muaj zog cable rwb thaiv tsev poob rau 10kΩ → Hloov cov hlua khi hlua khi.

3.2.3 Clamp Meter

• Muaj nuj nqi: Kev ntsuas tsis sib cuag ntawm lub cev muaj zog tam sim no txhawm rau kuaj xyuas qhov tsis sib xws.

• Daim ntawv thov Scenario:

  • Traction motor theem imbalance (> 10% sib txawv) → Kos encoder lossis inverter tso zis.

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3.3 Mechanical Diagnostic Tools

3.3.1 Vibration Analyzer (eg, EVA-625)

• Muaj nuj nqi: Tshawb xyuas kev vibration spectra los ntawm kev taw qhia rails lossis traction machines txhawm rau txheeb xyuas cov khoom tsis raug.

• Cov kauj ruam ua haujlwm:

  1. Txuas cov sensors rau lub tsheb lossis tshuab ncej.

  2. Tshawb xyuas zaus spectra rau anomalies (xws li, bearing hnav kos npe).

• Piv txwv li:

  • Kev vibration ncov ntawm 100Hz → Tshawb xyuas cov lus qhia kev tsheb ciav hlau sib koom ua ke.

3.3.2 Dial Indicator (Micrometer)

• Muaj nuj nqi: Precision ntsuas ntawm mechanical component displacement lossis clearance.

• Daim ntawv thov Scenario:

  • Brake Clearance Kho kom haumStandard ntau yam: 0.2-0.5mm; kho los ntawm kev teeb tsa screws yog tias tsis kam lees.

  • Qhia Rail Verticality Calibration: Deviation yuav tsum

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3.4 Advanced Diagnostic Equipment

3.4.1 Waveform Recorder

• Muaj nuj nqi: Nthuav cov teeb liab (piv txwv li, encoder pulses, kev cuam tshuam kev sib txuas lus).

• Kev Ua Haujlwm Kev Ua Haujlwm:

  1. Txuas kev sojntsuam mus rau lub hom phiaj teeb liab (piv txwv li, CAN_H/CAN_L).

  2. Teem cov xwm txheej tshwm sim (piv txwv li, teeb liab amplitude> 2V).

  3. Tshawb xyuas waveform spikes lossis distortions los nrhiav qhov chaw cuam tshuam.

• Piv txwv li:

  • CAN lub tsheb npav waveform distortion → Tshawb xyuas lub davhlau ya nyob twg resistors (120Ω yuav tsum tau) lossis hloov cov ntaub thaiv npog.

3.4.2 Thermal Imaging Lub Koob Yees Duab

• Muaj nuj nqi: Tsis tiv tauj kom paub txog kev tiv thaiv overheating (piv txwv li, inverter IGBT modules, lub cev muaj zog windings).

• Cov kev coj ua tseem ceeb:

  • Sib piv qhov kub ntawm qhov sib txawv ntawm cov khoom sib xws (> 10 ° C qhia tias muaj teeb meem).

  • Tsom ntsoov rau cov hotspots xws li cov dab dej kub thiab cov terminal blocks.

• Piv txwv li:

  • Inverter kub dab dej kub txog 100 ° C → Ntxuav cov kiv cua txias los yog hloov thermal paste.

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3.5 Cov Txheej Txheem Kev Nyab Xeeb Kev Nyab Xeeb

3.5.1 Kev Nyab Xeeb Hluav Taws Xob

• Kev rho tawm fais fab:

  • Ua Lockout-Tagout (LOTO) ua ntej kuaj lub zog hluav taws xob loj.

  • Siv cov hnab looj tes insulated thiab tsom iav rau kev sim nyob.

• Kev tiv thaiv luv luv:

  • Jumpers tsuas yog tso cai rau cov teeb liab hluav taws xob qis (piv txwv li, lub qhov rooj xauv cov cim); Tsis txhob siv rau hauv kev ruaj ntseg circuits.

3.5.2 Cov Ntaub Ntawv Teev Tseg thiab Tshaj Tawm

• Cov ntaub ntawv Standardized:

  • Sau cov cuab yeej ntsuas (piv txwv li, rwb thaiv tsev tsis kam, vibration spectra).

  • Tsim cov ntaub ntawv tsis raug nrog cov cuab yeej tshawb pom thiab kev daws teeb meem.

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4. Tool-Fault Correlation Matrix

Hom cuab yeej	Siv tau Fault Category	Daim ntawv thov
Kho Computer	Software/kev sib txuas lus Faults	Kho EDX cov lej los ntawm kev taug qab CAN tsheb npav cov cim
Rwb thaiv tsev Tester	Hidden Shorts/Insulation Degradation	Tshawb xyuas qhov rooj lub cev muaj zog cable grounding faults
Vibration Analyzer	Mechanical Vibration / Qhia Rail Misalignment	Ntsuam xyuas traction motor bearing suab nrov
Lub Koob Yees Duab Kub	Overheating Triggers (E90 Code)	Nrhiav overheating inverter modules
Dial Indicator	Nres Failure / Mechanical Jams	Kho tus brake khau clearance

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5. Case Study: Integrated Tool Application

Fault Phenomenon

Tsis tshua muaj xwm txheej ceev nrog code "E35" (ceev xwm ceev nres sub-fault).

Cov cuab yeej thiab cov kauj ruam

1. Kho Computer:

   • Rov qab cov ntaub ntawv keeb kwm uas qhia hloov "E35" thiab "E62" (encoder txhaum).

2. Vibration Analyzer:

   • Pom qhov txawv txav ntawm lub cev muaj zog traction vibrations, qhia txog kev puas tsuaj ntawm cov kabmob.

3. Lub Koob Yees Duab Kub:

   • Pom tau tias muaj cua sov hauv cheeb tsam (95 ° C) ntawm IGBT module vim yog cov kiv cua txias txias.

4. Rwb thaiv tsev Tester:

   • Paub meej tias encoder cable rwb thaiv tsev tsis zoo (> 10MΩ), txiav tawm luv luv circuits.

Kev daws

• Hloov traction lub cev muaj zog bearings, ntxuav inverter txias system, thiab pib dua cov lej txhaum.

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Cov ntaub ntawv sau tseg:
Phau ntawv qhia no qhia txog cov cuab yeej tseem ceeb rau Mitsubishi elevator fault diagnosis, npog cov cuab yeej tshwj xeeb, cov cuab yeej siv dav dav, thiab cov thev naus laus zis siab heev. Cov xwm txheej siv tau thiab cov txheej txheem kev nyab xeeb muab kev pom zoo rau cov kws tshaj lij.

Daim Ntawv Ceeb Toom Copyright: Cov ntaub ntawv no yog ua raws li Mitsubishi technical manuals thiab kev lag luam kev coj ua. Txwv tsis pub siv coj mus muag yam tsis tau tso cai.