|
SN
|
SMI No.
|
Description
|
Date
|
File no.
|
|
289. |
RDSO/2016/EL/SMI/0301(Rev.0) |
Use of Induction Heater for heating of End Shields/End frames of traction motors for bearing fitment.
|
08.11.2016
|
EL/3.2.172
|
|
290. |
RDSO/2016/EL/SMI/0302(Rev.0) |
Special Maintenance instruction setting in ESMON fitted in conventional and 3-phase Electric Locomotives
|
01.12.2016
|
EL/2.2.9/10
|
|
291. |
RDSO/2017/EL/SMI/0303(Rev.0) |
Prescribing the periodicity for overhauling of Siemens Traction Motor (TM) type 1TB2022-OTA03.
|
06.02.2017
|
EL/3.2.182
|
|
292. |
RDSO/2017/EL/SMI/0304(Rev.1)
|
Special Maintenance Instruction for maintenance of Smoothing Reactor (SL) in Tap Changer electric locomotives specially for testing of SL
|
2.07.2024
|
EL/3.2.3
|
|
293. |
RDSO/2017/EL/SMI/0305(Rev.0) |
Special Maintenance Instruction for Heatless regenerative twin tower type compressed air dryer for electric locomotives application
|
17.04.2017
|
- |
|
294. |
RDSO/2016/EL/SMI/0306(Rev.0) |
Use of Induction Heater for heating of Bearing seating area of Suspension tube instead of flame heating for fitment of MSU Bearings in WAG-9/WAP-7 locomotives
|
17.04.2017
|
EL/1.3.10/3
|
|
295. |
RDSO/2017/EL/SMI/0307(Rev.0) |
Revision of the periodicity of re-greasing in minor schedule from existing IC schedule to every alternate schedule (i.e. Ist IB, 2nd IA, 2nd IC ) for Traction Motor (TM) type 6FRA6068
|
05.06.2017
|
EL/2.2.13
|
|
296. |
RDSO/2017/EL/SMI/0308(Rev.0) |
Preventive measures to be taken for crack detection of traction motor nose stay & lifting to eliminate changes of falling of traction motor during service in 25 KV AC conventional locomotives. |
28.06.2017
|
EL/3.2.172 |
|
297. |
RDSO/2017/EL/SMI/0309(Rev.0) |
Procedure for assembly of Aluminium Gear Case and Crown gear coupling in WAP5 Electric locomotives. |
22.09.2017 |
EL/3.1.35/23 |
|
298. |
RDSO/2017/EL/SMI/0310(Rev.0) |
Special Maintenance Instruction for Crown gear coupling in WAP-5 Electric Locomotives. |
22.09.2017 |
EL/3.1.35/22 |
|
299. |
RDSO/2017/EL/SMI/0311(Rev.0) |
SMI for Magnetic Particle Testing (MPT) of Traction Motor (TM) nose stay in conventional locomotives/EMUs/MEMUs/Metro Railways, TM suspension holder support and motor support in WAG9/WAP7 locomotives and Traction Motor support arm in WAP5 locomotives.
|
25.08.2017 |
EL/3.2.172/1 |
|
300. |
RDSO/2017/EL/SMI/0312(Rev.0) |
Use of Dye Penetrant(DPT) for crack detection of Traction Motor(TM ) nose stay & lifting lug to eliminate chances of falling of traction motor during service in EMUs /MEMUs/Metro Railway.
|
25.08.2017 |
EL/0.3.1 |
|
301. |
RDSO/2017/EL/SMI/0313(Rev.0) |
Procedure of pneumatic tube connection to electro-pneumatic contactor of harmonic filter/hotel load converter in three phase locomotives.
|
30.08.2017 |
EL/3.2.19/3-Phase |
|
302. |
RDSO/2017/EL/SMI/0314(Rev.0) |
Use of Dial Snap Gauges for measurement of shaft diameter of traction motor for Electric Locomotives. |
29.09.2017 |
EL/2.2.13 |
|
303. |
RDSO/2017/EL/SMI/0315(Rev.0) |
Special Maintenance Instruction for water jet test facility in Electric loco sheds/Workshops.
|
03.10.2017 |
EL/3.6.4/2 |
|
304. |
RDSO/2017/EL/SMI/0316(Rev.0) |
Fitment procedure/replacement schedule of Elastic Ring for Three Phase Electric Locomotives.
|
09.10.2017 |
EL/3.1.35/12 |
|
305. |
RDSO/2017/EL/SMI/0317(Rev.0) |
Maintenance practice for improving reliability of Cable Head Termination System with Vertical Receptacle for 25 kV AC Loco/EMUs and High Voltage Cable with Plug for 3-Phase AC Electric Locomotives.
|
18.10.2017 |
EL/3.2.21 |
|
306. |
RDSO/2017/EL/SMI/0318(Rev.0) |
Use of Bore Gauge for measurement of internal diameters of End Shield/ Racer during bearing fitment in traction motors for Electric Locomotives.
|
16.10.2017 |
EL/2.2.13 |
|
307. |
RDSO/2018/EL/SMI/0319(Rev.0) |
Special Maintenance Instruction for maintenance of Oil Cooling Unit(OCU) for 3-Phase Electrc Locomotives |
15.03.2018 |
EL/3.2.176/2 |
|
308. |
RDSO/2018/EL/SMI/320 (Rev.0) |
Improving reliability of Armature shaft of EMUs/MEMUs/Kolkata Metro by carrying out ultrasonic testing and not rebuking armautur shaft by welding. |
26.03.2018 |
EL/3.2.66 |
|
309. |
RDSO/2018/EL/SMI/321 (Rev.0) |
Improving reliability of armature shaft by not rebuilding armature shaft by welding for conventional as well as three phase locomotives. |
28.03.2018 |
EL/3.2.66 |
|
310. |
RDSO/2018/EL/SMI/322(Rev.0) |
Use of grease gun equipped with digital grease meter for greasing of roller bearings of traction motors and MSU bearings of electric locomotives. |
27.04.2018 |
EL/2.2.13 |
|
311. |
RDSO/2018/EL/SMI/323(Rev.0) |
Procedure of measurement of axial clearance and limit of axial clearance for Traction motor type 6FRA6068. |
20.08.2018 |
EL/2.2.13 |
|
312. |
RDSO/2018/EL/SMI/324(Rev.0)
Amendment-1 dated 18.08.2025 of RDSO/2018/EL/SMI/324(Rev.0)
|
Use of Portable oil dust checker (Metal content checker) for condition monitoring of Gear case oil to detect defects in bull gear, pinion and Motor Suspension Unit (MSU) |
24.8.2018 |
EL/2.2.13 |
|
313. |
RDSO/2018/EL/SMI/325(Rev.0) |
Flushing, filling and testing of coolant to be used in IGBT based WAP5, WAP7, WAH9 and WAG9-H locomotives |
11.09.2018 |
EL/11.5.5/21 |
|
314. |
RDSO/2018/EL/SMI/326(Rev.0) |
Setting of number of pulses/revolution and wheel diameter in Microprocessor based Control & fault diagnostic System (MPCS) V3 for correct indication of speed in MPCS.
|
14.12.2018 |
EL/4.2.15/Gen |
|
315. |
RDSO/2018/EL/SMI/327(Rev.0) |
Procedure for testing & setting of Pressure Switches in E-70 & CCB brake System.
|
11.02.2019 |
EL/3.2.19/3-Phase |
|
316. |
RDSO/2021/EL/SMI/329(Rev.0) |
Special Maintenance Instructions No. RDSO/2021/EL/SMI/0329 Rev ‘0’ for guidelines of Comprehensive Annual Maintenance Contract for End of Train Telemetry (EoTT) system on IR.
|
21.05.2021 |
EL/4.2.15/EoTT
|
|
317. |
RDSO/2021/EL/SMI/330(Rev.0) |
Special maintenance instruction for Mounting/dismounting of spheriblocs on components used in three phase Electric Locomotives. |
07.07.2022 |
EL/3.1.35/12 (SB) |
|
318. |
RDSO/2024/EL/SMI/331(Rev.0) |
Procedure of checking the Effectiveness of hand brake in 3-phase Electric locomotives. |
08.04.2024 |
EL/3.2.13/1 |
|
319. |
RDSO/2024/EL/SMI/332(Rev.0) |
Check sheet for various activities, parts replacements and parameters to be tested during post inspection testing for IGBT based propulsion equipments in various schedules for 3 phase electric locomotives. |
08.04.2024 |
El/3.1.35/17 |
|
320. |
RDSO/2024/EL/SMI/333(Rev.0) |
Comprehensive Maintenance Instructions for the maintenance of Wiper Assembly in workshops, loco-sheds, trip-sheds / pooling points and on-line to improve their effectiveness.
|
11.12.2024 |
EL/3.2.19/3-Phase/Pt-1 |
|
321. |
RDSO/2024/EL/SMI/334(Rev.0) |
Special maintenance instruction for Sander used in Electric locomotives.
|
16.12.2024 |
EL/3.2.119 |
|
322. |
RDSO/2024/EL/SMI/335(Rev.0) |
Maintenance Instructions for Pull Down Test of Roof mounted Air Conditioning system for Electric Locomotives |
27.03.2025 |
EL/3,1,10(Cab AC) |
|
323. |
RDSO/2025/EL/SMI/336(Rev.0) |
Procedure of measuring free radial clearance of TM bearing using dial gauge in Electric Locomotive |
01.04.2025 |
EL/2.2.13 |
|
324. |
RDSO/2025/EL/SMI/337(Rev.0) |
Maintenance instructions for Waterless Urinal fitted in Electric Locomotives. |
09.06.2025 |
EL/3.1.10/1 (WLU) |
|
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For others, please click on below link
SMI no. 1 to 100
SMI no. 101 to 200
SMI no. 201 to 300
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