1CHAPTER 1 GENERAL DESCRIPTION 11 INTRODUCTIONAC EMUMEMU rakes are running for suburban as well as short distance main line services in different areas of Indian Railways to cater to growing demand ID: 871543
Download Pdf The PPT/PDF document "CAMTECH2005ETSDAC EMU11 Trouble Shooting..." is the property of its rightful owner. Permission is granted to download and print the materials on this web site for personal, non-commercial use only, and to display it on your personal computer provided you do not modify the materials and that you retain all copyright notices contained in the materials. By downloading content from our website, you accept the terms of this agreement.
1 CAMTECH/2005/E/TSD/AC EMU/1.1 Trouble Sh
CAMTECH/2005/E/TSD/AC EMU/1.1 Trouble Shooting Directory for 25 kV AC EMU/MEMU December 2009 1 CHAPTER 1 GENERAL DESCRIPTION 1.1 INTRODUCTIONAC EMU/MEMU rakes are running for sub-urban as
2 well as short distance main line servic
well as short distance main line services in different areas of Indian Railways to cater to growing demand of passenger traffic. As these trains run in high density routes, even a small failure can cause a big disturbance in smooth flow of traffic. Quick and correct trouble shooting is of great relevance in case of any failu
3 re on line. This trouble shooting dire
re on line. This trouble shooting directory is prepared for the guidance of Motorman and running maintenance staff to help him in quick trouble shooting on line. It is presumed that the user is well aware about the equipments, switches and all other accessories of EMU/MEMU and the locations. This TSD consists of various pro
4 cedures and trouble shooting of both ele
cedures and trouble shooting of both electrical as well as pneumatic failures which generally occur on line. CAMTECH/2005/E/TSD/AC EMU/1.1 Trouble Shooting Directory for 25 kV AC EMU/MEMU December 2009
5 2 1.2 ABBREVIATIONS AB
2 1.2 ABBREVIATIONS ABB - Air blast circuit breaker ABR - Air blast circuit breaker relay AF 1 to 4 - Auxiliary fuses AIC - Auto isolating cock ARR - Air blast circuit breaker reset relay ASR - Auxiliary supply rectifier BCC1, 2 - Battery charging contactor BCFR Battery charger failure relay BCH - Brake con
6 troller handle BIC 1& 2 - Bogie isolatin
troller handle BIC 1& 2 - Bogie isolating cocks BIR - Buchholz indication relay BIS - Battery isolating switch BIVS - Brake isolating valve switch BUD - Buchholz device CBAR - Current balance auxiliary relay CBR - Current balance relay CC1 - Main compressor contactor CC 2 - Auxiliary compressor contactor CCB - Control circui
7 t breaker CCOS - Control changeover swit
t breaker CCOS - Control changeover switch CF - Control fuse CG1, 2 - Compressor governor CIC - Compressor isolating cock CLR1, 2 - Current limit relay CR - Compressor relay CAMTECH/2005/E/TSD/AC EMU/1.1 Trouble Shooting Directory for 25 kV AC EMU/MEMU December 2009
8
3 DL - Dropping reactor EAS - Earthing switch EFRP - Power circuit earth fault relay EFRA II - Aux II circuit earth fault relay ELR - Emergency lighting relay EPIC - EP isolating cock ESMON - Energy cum speed monitoring unit FC - Fan contacto
9 r FN2 - 50 % Lights off relay GS1 to 5 -
r FN2 - 50 % Lights off relay GS1 to 5 - Governor cut-out switch HOBA - Changeover switch for battery earthing device HEFRA II - Changeover switch for Aux II circuit earth fault relay HEFRP - Changeover switch for Power circuit earth fault relay K1, 2 - Reverser switches KF1, 2 - Radiator fan motor LA - Lightning arrester LC
10 - Light contactor LTR - Low Tension Pro
- Light contactor LTR - Low Tension Proving relay M1 to 4 - Traction motor contractors MCB - Miniature circuit breaker MCS1,2 - Motor cut-out switches MPT - Master controller MSTWL - Motor switch trip warning lamp NC1 to 4 - Traction motor negative contactors CAMTECH/2005/E/TSD/AC EMU/1.1 Trouble Shooting Directory for 25
11 kV AC EMU/MEMU
kV AC EMU/MEMU December 2009 4 NR1, 2 - Notching relays NVR - No-volt relay OL1 to 4 - Traction motor overload relays OL5 - Rectifier overload relay OL6 - Tap changer overload relay OLP
12 - Primary-overload relay OP - Oil-pump
- Primary-overload relay OP - Oil-pump motor PAS - Passenger announcement system PB - Parking brake PFD - Permanent field diverter PRV - Pressure release valve RBFR1, 2 - Rectifier bridge failure relays RF - Rectifier fan motor RFAR - Rectifier-fan auxiliary relay RFR - Rectifier-fan relay SPM - Speedometer SL - Smoothing r
13 eactor SR - Starting relay T1 to 9 - Tap
eactor SR - Starting relay T1 to 9 - Tap-changing contactors TL - Tap-changing reactor TSS - Test sequence switch TT - Transformer thermostat TTR - Transformer thermostat relay VCB - Vacuum circuit breaker W1, 2 - Winding grouping switch contacts WGR - Winding grouping relay CAMTECH/2005/E/TSD/AC EMU/1.1 Trouble Shooting Di
14 rectory for 25 kV AC EMU/MEMU
rectory for 25 kV AC EMU/MEMU December 2009 5 1.3FUSES AND MCBs IN RELAY PANEL st Row (Left to right) (266V) Fuses 1. Aux. I main 50A 2. Spare 50A 3. Battery charger input 32A 4. Oil
15 pump & rectifier blower motor return 32A
pump & rectifier blower motor return 32A 5. Spare 32A 6. Radiator motor 1 & 2 return 16A st Row (Left to right) (266V) MCBs 1. Battery charger 35A 2. Spare 15A 3. Oil pump 15A 4. Rectifier motor 10A 5. Radiator motor I 5A 6. Radiator motor II 5A 7. NVR 2.5A nd Row (Left to right) (141V ac) Fuses 1. Aux. II Ma
16 in 100A 2. Spare 100A 3. Fan phase 63A
in 100A 2. Spare 100A 3. Fan phase 63A 4. NL phase 63A 5. Spare 63A 6. Fan neutral 63A 7. NL neutral 63A CAMTECH/2005/E/TSD/AC EMU/1.1 Trouble Shooting Directory for 25 kV AC EMU/MEMU December 2009
17 6 8. HL stabilizer inp
6 8. HL stabilizer input 10A 9. HL stabilizer input 10A 10. Spare 10A nd Row (Left to right) (141V ac) MCBs 1. Fan phase I 35A 2. Fan phase II 35A 3. Spare 35A rd Row (Left to right) (110V dc) Fuses 1. Control 32A 2. DC negative main 63A 3. DC positive main 63A 4. Main compressor 160A 5. Spar
18 e 160A rd Row (Left to right) (110V dc)
e 160A rd Row (Left to right) (110V dc) MCBs 1. NL I 6A 2. NL II 6A 3. Spare 10A 4. Fan I 10A 5. Fan II 10A 6. Em. Hc. HL. TL Relay 2.5A 7. Em. Relay I 2.5A 8. Em. Relay II 2.5A th Row (Left to right) (110V dc) Fuses 1. Aux. compressor negative 16A 2. Spare 16A 3. Em. Light 10A 4. Cab, Em., Inst., HLs. 10A
19 CAMTECH/2005/E/TSD/AC EMU/1.1 Trouble
CAMTECH/2005/E/TSD/AC EMU/1.1 Trouble Shooting Directory for 25 kV AC EMU/MEMU December 2009 7 th Row (Left to right) (110V dc) MCBs 1. Battery positive 35A 2. Spare 15A 3. Aux. comp
20 ressor positive 15A 4. ABB/VCB fault 5A
ressor positive 15A 4. ABB/VCB fault 5A 5. HLS 5A 6. Em. Light I 2.5A 7. Em. Light II 2.5A 8. Main compressor control 2.5A 9. LT Relay 2.5A 10. Aux. compressor control 2.5A 11. Compressor Sys. 2.5A 12. 50% Lights off 2.5A 13. Light latch 2.5A 14. Light trip 2.5A 15. Spare 2.5A 16. Fan latc
21 h 2.5A 17. Fan trip 2.5A MCBs pane
h 2.5A 17. Fan trip 2.5A MCBs panel in Drivers desk 1. Spare 10A dc 2. Panto/ ABB/VCB control 10A dc 3. Master controller 15A dc 4. Flasher light 2.5A dc 5. Guards supply 5A dc 6. EP brake 10A dc 7. Main compressor 5A dc 8. Fault indicator 5A dc CAMTECH/2005/E/TSD/AC EMU/1.1 Trouble Shooting Directory for 25 k
22 V AC EMU/MEMU
V AC EMU/MEMU December 2009 8 9. Light control 5A dc 10. Fan control 5A dc 11. Bell bush 5A dc 12. Alarm bell 5A dc 13. NL, cab, LT & Eq. Compt. 2.5A ac 14. EL, cab, LT & E
23 q. Compt. 2.5A ac 15. Spare 2.5A dc
q. Compt. 2.5A ac 15. Spare 2.5A dc 16. HLS, Inst. Light 2.5A dc 17. HL & TL Em. 2.5A dc 18. Voltmeter 2.5A dc 19. Speedometer 2.5A dc 20. Spare 2.5A dc 21. Cab fan 2.5A dc 22. Head code normal 2.5A ac 23. Tail light normal 2.5A ac 24. Voltmeter 2.5A ac 25. Spare 2.5A ac 26. Head light 10A
24 ac 27. Head light stabilizer 5A DP
ac 27. Head light stabilizer 5A DP ac CAMTECH/2005/E/TSD/AC EMU/1.1 Trouble Shooting Directory for 25 kV AC EMU/MEMU December 2009 9 1.4 DOS AND DONTS FOR MOTORMAN 1.4.1 Dos 1.
25 Check the authority to proceed. 2.Ensure
Check the authority to proceed. 2.Ensure full release of brakes. 3.Start the train after obtaining proper Guard signal/ flag. 4.Keep MPT handle at shunt position for few seconds and then move straight to full power position. 5.Operate BCH to brake application position and feel the application of brakes and release the BCH.6.O
26 bey the signal till you pass. 7.Switch o
bey the signal till you pass. 7.Switch on flasher light immediately when BP drops on run. 8.Follow speed restrictions meticulously. 9.Observe the rules as per GR & SR while passing automatic/ gate signal at ON. 10.Observe the coasting/ powering boards strictly. 11.Switch on compressor after passing neutral section. 12.Apply
27 brakes judiciously. 13.Reset DMH in MPT
brakes judiciously. 13.Reset DMH in MPT OFF position. 14.Coast well in advance, once booked speed is achieved. 15.Frequently look for OHE, track, gauges and indication lamps. 16.Ensure both cab operations before starting from shed/ siding. 17.Use portable flasher light in case of flasher fails to work. CAMTECH/2005/E/TSD/
28 AC EMU/1.1 Trouble Shooting Directory fo
AC EMU/1.1 Trouble Shooting Directory for 25 kV AC EMU/MEMU December 2009 1018.Assess the brake power and work the train within your control. 19.Repeat the remarks made by the previous Moto
29 rman instead of writing refer previous
rman instead of writing refer previous remarks. 1.4.2 Donts 1.Dont bring the reverser handle to neutral position while the unit is on motion. 2.Avoid trouble shooting in mid section for partial loss of tractive effort. 3.Dont reset OLP/OL 5 & 6 second time. 4.Dont close BIC without ensuring full release of brakes. 5.
30 Dont forget to switch OFF control swi
Dont forget to switch OFF control switch while operating OL reset switch. 6.Dont over shoot the EMU stop board in platform and avoid rolling back. 7.Dont turn ON BIVS, on both sides when BP line continuity is good. 8.Dont start the train without ensuring BP pressure at 5kg/cm after auto brake application. 9.Dont be h
31 asty while troubleshooting. 10.Do not te
asty while troubleshooting. 10.Do not test brakes by applying brake and moving MPT to powering position. This will cause failure of TMs and bogie crack. 11.Dont forget to put HOBA in fault position in all MCs when MCB of MPT is not able to reset. 12.Dont release ABB/VCB close switch immediately. 13.Dont forget to ensur
32 e working of auxiliary motors when relay
e working of auxiliary motors when relays are packed. 14.Dont pack the SR. CAMTECH/2005/E/TSD/AC EMU/1.1 Trouble Shooting Directory for 25 kV AC EMU/MEMU December 2009 11CHAPTER 2 GENERAL
33 PROCEDURES 2.1 PREPARATION OF EMU Befor
PROCEDURES 2.1 PREPARATION OF EMU Before starting from shed or stabling line, the following sequence of operations shall be carried out from leading motor coach. 2.1.1 Preliminary Checks 1. Ensure the following keys are available along with EMU logbook and refer logbook for any remarks. a.Reverser key b.Brake isolating valve
34 key - 2 Nos. c.BL key d.Guards key 2.E
key - 2 Nos. c.BL key d.Guards key 2.Ensure EMU is standing on an OHE wired track. 3.Check all the wheels on the rails. 4.Check the position of the drain cocks and close them if open. 5.Check all the isolating cocks are kept in Open position. 6.Ensure all the jumpers, inter coach coupler and hose connections are intact.
35 7.Ensure intermediate driving cabs, HT
7.Ensure intermediate driving cabs, HT room and LT room doors are in locked condition. 8.Check buffers, cattle guards and other under frame equipments for any abnormality. CAMTECH/2005/E/TSD/AC EMU/1.1 Trouble Shooting Directory for 25 kV AC EMU/MEMU December 2009
36
129.Ensure BIVS is in turned OFF position and BCH is in released position in the rear motor coach. 10.Ensure availability of head-code boards. 11.Check for availability of fire extinguishers, emergency telephone and two numbers of iron/ wooden wed
37 ges. 12.Check hand brakes are released.
ges. 12.Check hand brakes are released. 2.1.2 Energisation of 110 Volts Control Circuit 1.Ensure necessary MCBs are ON and all relay targets are normal. 2.Check any governor is not bypassed. 3.Check any bypass switch is not in fault position i.e. HEFRA II, HEFRP and HOBA. 4.Open the contactor panel with reverser key and
38 turn the battery switch to ON. 5.Ensu
turn the battery switch to ON. 5.Ensure battery voltage indicated by the voltmeter to 90 volts. 6.Insert the reverser key, BL key and BIVS key in their respective places. 7.Ensure TSS in RUN position. 8.Ensure MCS-1 and MCS-2 are in normal position. If any one of the traction motors is found isolated, report the matter to
39 the TLC. 2.1.3 Starting of Auxiliary Com
the TLC. 2.1.3 Starting of Auxiliary Compressor 1.Turn BL key to ON position and ensure ABB/VCB Trip lamp glowing. 2.Start auxiliary compressor by pressing HVCB close switch. 2.1.4 Raising Pantograph CAMTECH/2005/E/TSD/AC EMU/1.1 Trouble Shooting Directory for 25 kV AC EMU/MEMU Decem
40 ber 2009
ber 2009 131.Check the air pressure in the Panto reservoir. Minimum pressure required for raising the pantograph is 6 kg/cm. 2.Operate Panto Raise switch to ON position. 3.Ensure visually that all motor coach pantographs
41 have touched the OHE contact wire. 2.1.
have touched the OHE contact wire. 2.1.5 Closing of ABB/VCB 1.Check the Panto reservoir pressure and ensure that it is above 5.6 kg/cm. 2.Press HVCB Close switch and ensure: a. ABB/VCB trip lamp extinguishes. b. ASR and BCFR lamp glows and extinguishes. c. Line volt meter deviates. Now release HVCB close switch. 2.1.
42 6 Starting of Main Compressor 1.Press M
6 Starting of Main Compressor 1.Press Main Comp. start switch and listen to the rotating noise of compressor. 2.Check the MR pressure in dual pressure gauge for creating of the MR pressure up to 7 kg/cm. 3.Watch the cutting out and cutting in of MCP at 7.0 kg/cm and 6.0 kg/cm respectively. 2.1.7 Charging of BP 1.Keep the b
43 rake controller handle in release & runn
rake controller handle in release & running position. 2.Operate brake isolating valve switch (BIVS) to ON position. 3.Watch the BP pressure raising to 5 kg/cmin dual pressure gauge. 2.1.8 EP Brake Testing CAMTECH/2005/E/TSD/AC EMU/1.1 Trouble Shooting Directory for 25 kV AC EMU/MEMU Dec
44 ember 2009
ember 2009 141.Switch ON EP supply switch in BL box and ensure the EP supply green lamp is glowing. 2.Place the BCH between 1 and 2 position in step by step and check the BC pressure raises gradually up to 1.6 kg/cm. 3.Keep
45 the BCH on release position and ensur
the BCH on release position and ensure BC pressure comes to 0. 2.1.9 Auto Brake Testing 1.Switch OFF EP supply switch and quickly move the BCH to position 4 (Auto) and check the dropping of BP pressure and raising of BC pressure to 1.6 kg/cm. 2.Bring back the BCH to position 3 (LAP) and check the BC pressure remain
46 s steady. 3.Bring back the BCH to positi
s steady. 3.Bring back the BCH to position 1 and ensure the brakes are released (BC gauge reads 0 and BP gauge reads 5kg/cm). 4.During auto brake application if BCH moved towards EP/ release position auto brakes are released fully. 2.1.10 Emergency Brake Testing 1.Quickly move the BCH from position 1 to position 5 an
47 d watch the BP pressure drops to 0 and
d watch the BP pressure drops to 0 and BC gauge reads 1.6 kg/cm. 2.Return the BCH from position 5 to 1. Check BP raises to 5 kg/cm and BC drops to 0. CAMTECH/2005/E/TSD/AC EMU/1.1 Trouble Shooting Directory for 25 kV AC EMU/MEMU December 2009
48
152.1.11 Guards Emergency Valve Testing 1.Ensure MR pressure is 6 to 7 kg/cm, BP pressure is 5 kg/cm2 and BC pressure is 0 kg/cm. 2.Turn the Guards emergency valve to ON position and check BP is dropping and BC pressure reads 1.6 kg/cm. 3.Release Guards brake
49 valve and check the charging of BP and
valve and check the charging of BP and releasing of BC pressure to 0. 2.1.12 Dead man Handle Testing 1.Press MPT (DMH) and operate the reverser handle to forward keeping MPT (DMH) pressed. 2.Then release the DMH which will actuate a pilot valve under the MPT and in turn open BP to atmosphere. 3.Ensure BP pressure is dropp
50 ing and BC raises to 1.6 kg/cm. 4.Press
ing and BC raises to 1.6 kg/cm. 4.Press the DMH after moving MPT to OFF position. 2.1.13 Traction Test 1.Ensure MCB for MPT is ON and put the control switch ON. 2.Keep BCH on release position. Press DMH and operate the reverser handle to Forward position. 3.Move the MPT to Shunt and ensure motor contactors trip ligh
51 t extinguishes. 4.Feel the unit moves fr
t extinguishes. 4.Feel the unit moves freely and check the deviation of traction motor ammeter. 5.Move back MPT to OFF position, stop the train by applying brake. CAMTECH/2005/E/TSD/AC EMU/1.1 Trouble Shooting Directory for 25 kV AC EMU/MEMU December 2009
52
16 Note : 1.This test shall be conducted only when taking over charge from shed/ siding. 2.Do not move MPT to shunt for testing traction with brake in applied condition. 2.1.14 Normal Lights & Fans Testing 1.Unlock Guards control switch and ensure Guards
53 supply ON indication lamp glows. 2.Swi
supply ON indication lamp glows. 2.Switch ON normal lights and fans and check their working. 3.Switch OFF lights and fans whenever not necessary. 2.1.15 Testing of head light, tail light, head code light, flasher light, bell and wiper. 1.Ensure head light MCBs on drivers desk are ON. 2.Ensure head light dim/ bright
54 toggle switch is in bright position. 3.
toggle switch is in bright position. 3.Switch ON head light; by operating head light switch to HL ON position. Ensure headlight is glowing brightly. 4.Put HL dim/bright toggle switch to dim position; ensure head light is glowing in dim condition. 5.Switch ON tail light by operating tail light switch. Ensure taillight
55 is glowing. 6.Operate the head code rot
is glowing. 6.Operate the head code rotary switch to ON and check the head code light is glowing. CAMTECH/2005/E/TSD/AC EMU/1.1 Trouble Shooting Directory for 25 kV AC EMU/MEMU December 2009
56 177.Ensure flasher light MCB is O
177.Ensure flasher light MCB is ON in desk panel. Operate flasher toggle switch to ON, check flasher light is flickering. 8.By keeping the Guards rotary switch ON, check the code bell is in working condition on both sides of the cab. Also ensure the alarm bell is in working condition. 9.Ensure the pneumatic wiper
57 is in working condition.10.Ensure foot
is in working condition.10.Ensure foot operated horns are sounding properly. 11.Ensure all destination boards pertaining to entire link of working are available and change the destination board according to the direction of working. 2.1.16 Checking the Auxiliary 1.Get down from the motor coach. 2.Ensure visually and audibl
58 y for normal working of all auxiliaries
y for normal working of all auxiliaries (RF, OP, KF1, KF2 and MCP). 2.1.17 Testing of Pantograph 1.Press the Main Comp. trip switch and then HVCB trip switch. 2.Check the glowing of ABB/VCB red pilot lamp and press the Panto Lower switch. 3.Check that whether the Panto lowers normally. 4.Press the Panto Raise switch and
59 check the Panto raises normally and tou
check the Panto raises normally and touching the OHE properly. 5.Re-close the ABB/VCB and start MCP. CAMTECH/2005/E/TSD/AC EMU/1.1 Trouble Shooting Directory for 25 kV AC EMU/MEMU December 2009
60 182.2 DRIVING EMU ON LINE 1.Plac
182.2 DRIVING EMU ON LINE 1.Place the BCH in release/ running position and ensure the brake cylinder pressure is released. 2.Check the BP pressure. It shall be 5 kg/cm. Ensure other normal conditions according to GR and SR rules are full filled for starting the train. 3.Close the control and EP supply ON switches an
61 d ensure the glowing of green lamp for
d ensure the glowing of green lamp for EP supply indication. 4.The motorman shall move the MPT to Shunt position to obtain slow movement initially and watch the free moving of unit. During run the motorman shall move MPT to full power position to attain service speed and release it to OFF position at the appropriate coa
62 sting board to keep up the running time.
sting board to keep up the running time. 5.The motorman shall not operate the reverser handle when the unit is in motion. 2.2.1 Slowing Down and Stopping 1.The motorman shall slow down the train normally by EP brake. 2.If EP brake fails, motorman should apply Auto or Emergency brake as the case may be. 3.The motorman should a
63 pply the brake gradually and stop the EM
pply the brake gradually and stop the EMU at the stop board or stop mark provided (with less number of applications) duly making use of self lapping. CAMTECH/2005/E/TSD/AC EMU/1.1 Trouble Shooting Directory for 25 kV AC EMU/MEMU December 2009
64
192.2.2 Observing Speed Restrictions The motorman shall observe all the speed restrictions and acknowledge the Guard with applicable bell code (0 0) after passing the site of speed restrictions. 2.2.3 In case of Alarm Bell Ringing 1.The motorman must immediately stop th
65 e train. 2.The Guard of the train shall
e train. 2.The Guard of the train shall verify the reason for the inter communication chain pulling and he shall reset the disc, the motorman shall restart the train after ascertaining the Guards signal. 2.2.4 Dead mans Handle Made Inoperative When the DMH is made inoperative due to any reason, the Guard shall be called to
66 travel along with the motor-man in the d
travel along with the motor-man in the driving cab. 2.2.5 Observation on Run In addition to road and signals, the motorman shall observe the following on run frequently. 1.Observe BP pressure, MR pressure, speedometer, line voltmeter, battery voltmeter and traction ammeters. 2.Keep a good watch on OHE. Lower the pantographs i
67 mmediately, whenever there is any abnorm
mmediately, whenever there is any abnormality noticed in OHE. Also observe adjacent line, OHE for any abnormality. CAMTECH/2005/E/TSD/AC EMU/1.1 Trouble Shooting Directory for 25 kV AC EMU/MEMU December 2009
68 202.3 PROCEDURE FOR
202.3 PROCEDURE FOR STABLING EMU/ MEMU 1.Stop the train at the stabling line. 2.Trip ABB/VCB & lower all Pantos. 3.Apply emergency brake; ensure BP drops to 0 and BC raise to 1.6 kg/cm. 4.Turn OFF BIVS. 5.Place BCH on release position. 6.Ensure that BP is not charging further. 7.Remove BL key. 8.Switch
69 OFF battery in all MCs. 9.Ensure whee
OFF battery in all MCs. 9.Ensure wheels wedges are provided on the wheels towards down gradient. 10.Apply parking brake, if parking brake is provided. 2.4 PROCEDURE TO RAISE FRONT PANTOS ONLY 1.Trip ABB/VCB and lower all the Pantos. 2.Keep TSS on Test position. 3.Press HVCB close switch (do not release). 4.Press and re
70 lease Panto raise switch. 5.Release HVCB
lease Panto raise switch. 5.Release HVCB close switch 6.Ensure front Panto only raised. 7.Normalize TSS to RUN position. CAMTECH/2005/E/TSD/AC EMU/1.1 Trouble Shooting Directory for 25 kV AC EMU/MEMU December 2009
71 212.5 PROCEDUR
212.5 PROCEDURE TO RAISE REAR PANTOS ONLY 1.Trip ABB/VCB and lower all the Pantos. 2.Latch ABR relay manually. 3.Press ARR (do not release). 4.Press and release Panto raise switch. 5.Release ARR. 6.Ensure rear Pantos only raised. 2.6 PROCEDURE FOR REAR MOTOR COACH DRIVING 1.Call the Guard to the lea
72 ding motor coach. 2.Apply auto brakes an
ding motor coach. 2.Apply auto brakes and turn OFF BIVS. 3.Keep BCH on release position. 4.Take out the reverser key, BIVS key and BL key. 5.Go to the rear motor coach, unlock BL. 6.Turn ON BIVS and charge BP pressure. 7.Work the train up to the next block station duly observing GR & SR rules. 8.Contact TLC and seek advic
73 e. 2.7 PROCEDURE FOR CAB CHANGING The fo
e. 2.7 PROCEDURE FOR CAB CHANGING The following procedure is to be followed whenever the motorman is required to change the cab: 1.Stop the train. 2.Apply AUTO brakes by dropping BP to 3.5 kg/cm. Ensure BC pressure is 1.6 kg/cm. 3.Turn OFF BIVS and keep BCH on release position. CAMTECH/2005/E/TSD/AC EMU/1.1 Trouble Shootin
74 g Directory for 25 kV AC EMU/MEMU
g Directory for 25 kV AC EMU/MEMU December 2009 224.Ensure that BP is not charging further. 5.Take all the keys and go to the rear MC. 6.Unlock BL. 7.Turn ON BIVS until a click/ cut sound
75 is heard and ensures BP is charged to 5
is heard and ensures BP is charged to 5 kg/cm. 8.Check the operation of EP, Auto & DMH in working cab. 2.8 PROCEDURE FOR REMOVING JUMPER 1.Stop and secure the train as per procedure laid down in GR & SR rules. 2.Call the Guard to leading MC before leaving the cab. 3.Open ABB/VCB and lower pantographs in all MCs. 4.Remove th
76 e jumper and secure in dummy socket. 2.9
e jumper and secure in dummy socket. 2.9 PROCEDURE FOR DETACHING THE COACH 1.Stop & secure the train as per procedure laid down in GR & SR rules. 2.Call the Guard to leading MC before leaving the cab. 3.Close BP and MR end cocks both sides of the coach. 4.Remove the jumpers and secure in dummy socket. 5.Open MR & BP pipe and
77 secure in dummy socket. 6.First slack th
secure in dummy socket. 6.First slack the check nut, then slack the wing nut and move the front portion. CAMTECH/2005/E/TSD/AC EMU/1.1 Trouble Shooting Directory for 25 kV AC EMU/MEMU December 2009
78 232.10 PROCEDURE FOR OPERATING
232.10 PROCEDURE FOR OPERATING EARTHING SWITCH (EAS) 1.Stop & secure the train as per procedure laid down in GR & SR rules. 2.Open ABB/VCB, lower pantograph, switch OFF BIS and ensure personally pantograph is lowered. 3.Take BL, reverser key and enter into the HT room. 4.Close PT COC. 5.Slack the rotating handle (
79 rotate anti-clock wise) 6.Move the EAS h
rotate anti-clock wise) 6.Move the EAS handle from 6 O clock position to 9 O clock position. 7.Rotate the handle fully to clockwise to lock EAS in operated condition. Note: Before entering into HT room follow the points 1, 2, 3 positively. 2.11 ROCEDURE FOR JOINT BRAKE CONTINUITY TEST Joint brake continuity test shall be
80 conducted by the Guard and Motorman befo
conducted by the Guard and Motorman before commencement of first trip from shed/ stabling line or on platform as given below: 1.The motorman shall start the main compressors and build up 7 kg/cm pressure in MR and turn ON the BIVS and ensure the following: Brake pipe pressure is 5 kg/cmBrake cylinder pressure is 0. EP sup