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Lift and Escalator Mechanic  Ebooks

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Lift and Escalator Mechanic  Videos

Disposal of Waste Material Part-1

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Disposal of Waste Material Part -2

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Personal Protective Equipment Part-1

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Personal Protective Equipment Part-2

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Rescue and Treat a Person Who is in Contact with a Live Wire | Part-1

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Safety Practice - Fire Fighting

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Safety Practice - Safety Signs

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Safety Practice - Road signs & Road signals V Out

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Safety practice first aid treatment of electric shock treatment for electric burn and serve bleeding

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Standard and Standardisation | Part - 1

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Standard and Standardisation | Part - 2

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Conductors and Semiconductors

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Response to Emergencies - Power failure, System failure & Fire

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Importance of Safety

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Importance of Housekeeping

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Safety practice first aid treatment of electric shock treatment for electric burn and serve bleeding

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Lift and Escalator Mechanic  Question Bank

3rd Semester

3rd Semester



Employability Skills - 1st Year

Employability Skills - 1st Year



Employability Skills - 2nd Year

Employability Skills - 2nd Year



4th Semester

4th Semester



1st Year-Workshop Cal. and Science

1st Year-Workshop Cal. and Science



2nd Semester.

2nd Semester.



1st Sem. Workshop Cal. and Science

1st Sem. Workshop Cal. and Science



2nd Sem. Workshop Cal. and Science

2nd Sem. Workshop Cal. and Science



2nd Year-Workshop Cal. and Science

2nd Year-Workshop Cal. and Science



Engineering Drawing

Engineering Drawing




ITI CBT Exam process | ITI CBT Exam कैसे करें
Lift and Escalator Mechanic

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S.No. Week No. / Chapter Topics Videos Link
1 LIFT AND ESCALATOR MECHANIC ELEVATOR LOGIC CIRCUIT VIDEO DEMONSTARTION| DIGITAL ELECTRONICS| https://www.youtube.com/playlist?list=PLiKW64sC4OXIicagw1hqtkqeS7ca3iwab
2 LIFT AND ESCALATOR MECHANIC perform oc and sc test to determine and efficiency of single phase transformer https://youtu.be/_wevDhc_rG0
3 LIFT AND ESCALATOR MECHANIC connect start and run an alternator and build up the voltage and measure voltage and frequency https://youtu.be/0kfxyGf8cdI
4 LIFT AND ESCALATOR MECHANIC UPS , INVERTOR and battery charger https://youtu.be/0kmNwRd4_bc
5 LIFT AND ESCALATOR MECHANIC Digital memory types,ROM,RAM,EPROM https://youtu.be/19t0Uw3nkgM
6 LIFT AND ESCALATOR MECHANIC 265 check physical location of all components of escalator and moving walkways as per drawing https://youtu.be/1jfNIBtfWDY
7 LIFT AND ESCALATOR MECHANIC lift maintenance https://youtu.be/257KPvwj_1s
8 LIFT AND ESCALATOR MECHANIC Introduction to digital electronics https://youtu.be/2xXErGeeb_Q
9 LIFT AND ESCALATOR MECHANIC Concept of Stepper /Servo motor. https://youtu.be/4fPBChRgekQ
10 LIFT AND ESCALATOR MECHANIC Study of specific Control logics for lift motor operations https://youtu.be/5GNhGWQwGpM
11 LIFT AND ESCALATOR MECHANIC Baising FET amplifier and switch   https://youtu.be/7IfyM60CufM
12 LIFT AND ESCALATOR MECHANIC 264 practice repairing and replacement of different electrical and electronic components https://youtu.be/7xa4leigm28
13 LIFT AND ESCALATOR MECHANIC Check motor connections brush position, air gap, bearing etc. (5 hrs.) https://youtu.be/8cyYa6QEpiY
14 LIFT AND ESCALATOR MECHANIC  Perform cleaning of top, bottom and inside car, lift pit, governor, machine, controller and other parts. (5 hrs.) https://youtu.be/8vdFl1xmYL8
15 LIFT AND ESCALATOR MECHANIC perform speed control of lift motor using drive https://youtu.be/a7hXiFP7voc
16 LIFT AND ESCALATOR MECHANIC Applications of power electronics devices https://youtu.be/A9H3vef9IcY
17 LIFT AND ESCALATOR MECHANIC Single phase and three phase transformers. https://youtu.be/ai3eriqcSYc
18 LIFT AND ESCALATOR MECHANIC Check levelling of car platform. (5 hrs. https://youtu.be/aqMZfQODJZo
19 LIFT AND ESCALATOR MECHANIC single phase ac motor. Working principle, construction https://youtu.be/awrUxv7B-a8
20 LIFT AND ESCALATOR MECHANIC practise measuring of amplitude, frequency and time period of typical electronic signals using CRO https://youtu.be/AxaydLTYnUw
21 LIFT AND ESCALATOR MECHANIC Practice draining out of old grease and oil https://youtu.be/BrfHomNvuko
22 LIFT AND ESCALATOR MECHANIC perform speed control and reversing the direction of rotation of ac motor by using thyristors /AC drives. https://youtu.be/CHWuZHw3zOg
23 LIFT AND ESCALATOR MECHANIC Analog to digital converter https://youtu.be/ChYpXRQNJM0
24 LIFT AND ESCALATOR MECHANIC Careful examine safety governor for proper operating condition and lubrication. (6 hrs.) https://youtu.be/Ci74o0K700k
25 LIFT AND ESCALATOR MECHANIC Introduction to CRO https://youtu.be/cIxICyBV2Ic
26 LIFT AND ESCALATOR MECHANIC SCISSOR LIFT SAFETY TRAINING-OSHA SAFETY FOR EMPLOYEES (VIDEO SAFETY WORKING ON LIFT) https://youtu.be/coYQOu2Y1pI
27 LIFT AND ESCALATOR MECHANIC Working principle, construction and classification of  transformer https://youtu.be/CQwUtlVLjF0
28 LIFT AND ESCALATOR MECHANIC EHAT IS BEARING? TYPES OF BEARING IN HINDI WITH ANIMATION   (  TYPES OF BEARING IN LIFT) https://youtu.be/cuNjoaAhoW8
29 LIFT AND ESCALATOR MECHANIC Check movement of travelling cables for foul.
30 LIFT AND ESCALATOR MECHANIC  Check brake shoe, magnetic coil, oil in magnet case, dash pot adjustment etc. (8 hrs.) https://youtu.be/D2Vx-l-cr64
31 LIFT AND ESCALATOR MECHANIC Prepare servicing report and make records of operational state and recommendation if any. https://youtu.be/DLlRcNTxJ1k
32 LIFT AND ESCALATOR MECHANIC Number system, Registration, Counters and Timers https://youtu.be/dM2swIpGk0Y
33 LIFT AND ESCALATOR MECHANIC Principal of electromagnetic induction, Faraday law,lenzs law , Flemings right/left hand rule. https://youtu.be/F_7SNQfHtTQ
34 LIFT AND ESCALATOR MECHANIC test different single phase ac motor https://youtu.be/F9NgDH7jA38
35 LIFT AND ESCALATOR MECHANIC Tightening connections and secure wires. (5 hrs.) https://youtu.be/fQa3S5qYZd8
36 LIFT AND ESCALATOR MECHANIC Types of AC/DC drives Functions and block diagram https://youtu.be/g0dbj6S5EAw
37 LIFT AND ESCALATOR MECHANIC Applications of AC/DC drive,basic parameters setting in variable voltage variable frequency (VVVF) drive https://youtu.be/g7jFGOn6xfU
38 LIFT AND ESCALATOR MECHANIC TYPES OF LUBRICATION AND THE CLASSIFICATIONS AND PROPERTIES (TYPES OF LUBRICANT) https://youtu.be/grfLkzjyc-o
39 LIFT AND ESCALATOR MECHANIC Construction and working principle of synchronous motor https://youtu.be/gSsblyU07Zg
40 LIFT AND ESCALATOR MECHANIC Renew contacts orreplace limit switchesif required. (5 hrs.) https://youtu.be/HDvy4PabrVo
41 LIFT AND ESCALATOR MECHANIC identify parts and terminals of an alternator  https://youtu.be/HE1KaO8TY_U
42 LIFT AND ESCALATOR MECHANIC connect and test different control elements as per drawing https://youtu.be/hHKB773qDno
43 LIFT AND ESCALATOR MECHANIC demonstrate functioning and checking of DA/AD convertors https://youtu.be/HicZcgdGxZY
44 LIFT AND ESCALATOR MECHANIC Examine & adjust all moving contacts of the controller. (6 hrs.) https://youtu.be/hk8Rwy411Kc
45 LIFT AND ESCALATOR MECHANIC demonstrate simple power Control circuit using UJT,FET,JFET,MOSFET,IGBT https://youtu.be/hmmW09GUvcw
46 LIFT AND ESCALATOR MECHANIC construct simple circuit UJT for triggering https://youtu.be/HVPrQa0y_xM
47 LIFT AND ESCALATOR MECHANIC construct simple circuit UJT for triggering https://youtu.be/hWWGeZR-IlA
48 LIFT AND ESCALATOR MECHANIC Check shaft bearing, drum, drive sheave for excessive play & proper lubrication. (6 hrs.) https://youtu.be/hZKlf9y00LU
49 LIFT AND ESCALATOR MECHANIC troubleshooting defects in simple power supply circuit https://youtu.be/inihJ80hfFI
50 LIFT AND ESCALATOR MECHANIC ARD AUTO RESCUE DEVICE FOR LIFT EMERGENCY LANDING (AUTO RESCUE DEVICE IN LIFT) https://youtu.be/I-oGIugMYjo
51 LIFT AND ESCALATOR MECHANIC Speed control of motor by thyristor.
52 LIFT AND ESCALATOR MECHANIC Speed control of motor by thyristor. https://youtu.be/JQZ3Yar_pBY
53 LIFT AND ESCALATOR MECHANIC TYPES OF MAINTAINANCE IN HINDI|| PREVENTIVE MAINTENANCE (TYPES OF MAINTENANCE IN LIFT) https://youtu.be/KdLZ5u-sKZs
54 LIFT AND ESCALATOR MECHANIC Examine emergency cut out switches for door and gate contacts https://youtu.be/kg4FS4dd1cE
55 LIFT AND ESCALATOR MECHANIC Basic calculations in oscillators https://youtu.be/kLWXLbciobw
56 LIFT AND ESCALATOR MECHANIC Basic calculations in oscillators https://youtu.be/knrq1Ni_eKo
57 LIFT AND ESCALATOR MECHANIC connect and test three phase induction motor https://youtu.be/kTfz5oDci08
58 LIFT AND ESCALATOR MECHANIC Working principle of SRC,DIAC&TRIAC ,GTO,UJT,FET,JEFT,MOSFET,IGBT https://youtu.be/KzkyJGYzjwU
59 LIFT AND ESCALATOR MECHANIC 4 TYPES OF SPRINGS (TYPES OF SPRING IN LIFT) https://youtu.be/lHKWWRgtFcI
60 LIFT AND ESCALATOR MECHANIC connect start and run three phase induction motor by using dol,star delta and auto transformer starters https://youtu.be/ljackLtl8s4
61 LIFT AND ESCALATOR MECHANIC connect and run stepper /servo motor using electronic controller https://youtu.be/LZCCe-cDEmg
62 LIFT AND ESCALATOR MECHANIC Three phase induction motor Characteristics & testing three phase induction motors . Starting methods and application of poly phase induction motor https://youtu.be/mdT0xjdjero
63 LIFT AND ESCALATOR MECHANIC identify pins of various ICs used in power electronic circuit https://youtu.be/MyxSMFV1Juc
64 LIFT AND ESCALATOR MECHANIC identify terminals and connections of synchronous motor
65 LIFT AND ESCALATOR MECHANIC identify terminals and connections of permanent magnet synchronous motor https://youtu.be/NRxo5aDGG8M
66 LIFT AND ESCALATOR MECHANIC connect A/D and D/A converter with drive https://youtu.be/nSbF88ryX90
67 LIFT AND ESCALATOR MECHANIC carry out maintenance on ac machines  https://youtu.be/ntOc4h792UE
68 LIFT AND ESCALATOR MECHANIC  Check lift’s main supply,switches, fuses and contacts. (5 hrs.) https://youtu.be/NwJMTDljDCc
69 LIFT AND ESCALATOR MECHANIC Various types of ICs buffer  https://youtu.be/o3bK-9qtdL0
70 LIFT AND ESCALATOR MECHANIC KONE ELEVATOR CONTROLLER/POWER ELECTRONICS TEARDOWN https://youtu.be/oHFAn0TNlsM
71 LIFT AND ESCALATOR MECHANIC Size and selection of drives used in lifts and escalators https://youtu.be/OIhs9Ire-Sc
72 LIFT AND ESCALATOR MECHANIC Common motor control circuit elements.Start/Stop push buttons indicators contactors etc https://youtu.be/ovBTqLxsfTs
73 LIFT AND ESCALATOR MECHANIC Examine safety plank switch under car platform. (6 hrs.) https://youtu.be/p2KBpOjB6KY
74 LIFT AND ESCALATOR MECHANIC Carry out servicing of various mechanical and electrical parts of escalators and moving walkways as per drawing. https://youtu.be/PeTJpVWY1hc
75 LIFT AND ESCALATOR MECHANIC Simple drawing for starting and control circuit https://youtu.be/plArH2bTMZI
76 LIFT AND ESCALATOR MECHANIC 292 check machine room for proper cleanlines https://youtu.be/QFqIKy4eN_o
77 LIFT AND ESCALATOR MECHANIC Examine light & fan switches and fixture in the car for proper operation. (5 hrs.) https://youtu.be/QJMIFt2p9TI
78 LIFT AND ESCALATOR MECHANIC demonstrate simple power control circuit by SCR ,and DIAC/TRIAC https://youtu.be/QKQv42NHatI
79 LIFT AND ESCALATOR MECHANIC practice on speed control of single phase ac motor https://youtu.be/Qr7Ca4FUpa0
80 LIFT AND ESCALATOR MECHANIC identify parts and terminals of different types of single phase ac motors
81 LIFT AND ESCALATOR MECHANIC demonstrate and identify triggering circuits https://youtu.be/RIPdA-QKB54
82 LIFT AND ESCALATOR MECHANIC Logic gates and ICs https://youtu.be/Rn8I3i0bNqA
83 LIFT AND ESCALATOR MECHANIC identify the different front panel control of a CRO https://youtu.be/RumzvW_u5zs
84 LIFT AND ESCALATOR MECHANIC test, analysis defects and repair UPS https://youtu.be/SPG-aFpf_EI
85 LIFT AND ESCALATOR MECHANIC start  run and reverse the direction of rotation of single phase ac motor https://youtu.be/sukFHgwsAcQ
86 LIFT AND ESCALATOR MECHANIC connect and operate lift motor through VVVF drives https://youtu.be/SxrRXgcHioo
87 LIFT AND ESCALATOR MECHANIC Terminals connections,control and power circuit https://youtu.be/TcpWMzO9lhI
88 LIFT AND ESCALATOR MECHANIC Combinational circuit and its classification https://youtu.be/uduQEx3_5nA
89 LIFT AND ESCALATOR MECHANIC identify different parts of AC/DC drive https://youtu.be/unxTKC01CBQ
90 LIFT AND ESCALATOR MECHANIC 280. Check car shoes, buffers and its lubricants. (5 hrs.) https://youtu.be/uxQjF0W83v4
91 LIFT AND ESCALATOR MECHANIC determine voltage regulation of single phase transformer at different loads and power factor https://youtu.be/vbYl9-LkHDs
92 LIFT AND ESCALATOR MECHANIC determine voltage regulation of single phase transformer at different loads and power factor https://youtu.be/vE96TySqXGk
93 LIFT AND ESCALATOR MECHANIC Construction and working principle of parmanent magnet synchronous motor https://youtu.be/Vk2jDXxZIhs
94 LIFT AND ESCALATOR MECHANIC perform speed control of synchronous motor https://youtu.be/vU_jgHvnOms
95 LIFT AND ESCALATOR MECHANIC Types of electronic power device https://youtu.be/vvLwZ36fVa4
96 LIFT AND ESCALATOR MECHANIC identify components and calculate transformation ratio of single phase transformer https://youtu.be/WjvjYv2_Olo
97 LIFT AND ESCALATOR MECHANIC Examine main & counter weights, guide rail for lubrication and efficient functioning of brackets and rail clips. (8 hrs.) https://youtu.be/wsS7ifd-Gpo
98 LIFT AND ESCALATOR MECHANIC 278. Carefully examine all ropes for any damage and broken wire and proper lubrication. https://youtu.be/WUkFNZoDs90
99 LIFT AND ESCALATOR MECHANIC  Lubrication on car gate, cam bellows, buffer, rope, guiderail etc https://youtu.be/Wuo2VhTpAEQ
100 LIFT AND ESCALATOR MECHANIC check various registers, counters and timers https://youtu.be/XDDfZyOKBYc
101 LIFT AND ESCALATOR MECHANIC maintain, service and troubleshooting battery charger and inverter https://youtu.be/XixhpeoVhWY
102 LIFT AND ESCALATOR MECHANIC install an invertor with battery https://youtu.be/xYymV9b5ut4
103 LIFT AND ESCALATOR MECHANIC 263 practice repairing and  replacement   of different mechanical components https://youtu.be/YKUSCznUDLs
104 LIFT AND ESCALATOR MECHANIC Types of oscillators and multivibrator https://youtu.be/YtPxfvGJhSY
105 LIFT AND ESCALATOR MECHANIC Auto transformer and instrument transformer (CT&PT) https://youtu.be/yxYqA_Xiiuc
106 LIFT AND ESCALATOR MECHANIC verify characteristics of SCR, DIAC,TRIAC,FET https://youtu.be/z8l9aaCIcy0
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