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10 20.06.11 BVH 23413 TKD WCR Train arrived in UP Central yard MGS at 23:50 without any preinformation<br />
of defect.LP reported at 00:05 that both side speedometer Make AAL<br />
ELS/MGS checked found power supply card burnt .Same changed<br />
not working. PPO staff arrived at 01:00 and reported SPM master card<br />
defective & demanded loco in shed. Loco detached at 03:00 and<br />
placed in ELS MGS at 04:00.<br />
11 23.06.11 LHM 27502 GMO ECR Train stopped NMG‐PNME due to loco tripped. On checked ammeter<br />
not deviating & all TM not responding. LP manualy operted push<br />
button for line contactors found loco ok.Train left at 22.25 hrs.section<br />
cleared.<br />
12 29.06.11 NE 31205 BIA SECR Train arrived in GAQ 2nd loop at 09:40 for L/C. LP reported at 10:05<br />
that message given‐aux convertor 2 & 3 isolate & Bogie‐2 isolate. LP<br />
put electronics off & on but not success. (LP talked with LI B.Das. LI<br />
B.Das reported‐ Both panto not raising & Main power off). Loco failed<br />
at 10:35. LE 28165 onload at 13:00 to clear the load.<br />
PPO Staff changed the AM‐4 on 23.06.11. Line contactor operated by<br />
push button switch then normal<br />
ELS/GMO checked ‐ Earth fault in Auxiliary Circuit. Loco is under<br />
testing.<br />
SPM FR Case ECR<br />
Line contactor Transient ECR<br />
3 Ph FR Case ECR<br />
1 02.06.11 12226 22732 GZB NR DJ tripped with external fault in SIV. At GZB shed found MVSL‐2 IR value 0 Mega Ohms. MVSL‐2 changed. Auxiliary Motors Mat NR<br />
2 17.06.11 BXB 28042 GMO ECR Relay QOP‐2 permanent dropped. Loco checked at UMB, found SH‐AA5 (shunting for Ammeter of TM‐5)<br />
busbar connecting strip burn out. Loco sent to home shed as dead.<br />
Traction Motors Mat NR<br />
3 25.06.11 12057 22050 GZB NR Heavy air leakage from GR drum & notches not coming. SMGR; VE‐1 and G4/5 valves incoming pipe a foreign material came in, GR Misc NR<br />
which causes plunger assembly stuck in open position and air laekage<br />
permanently. Same claened and loco became normal.<br />
4 26.06.11 12014 30019 GZB NR Disturbance in converter no‐2. Loco checked at GZB and found DDS: ASC2 PS fault storage CGP and Traction Converter Mat NR<br />
GBC, hence SR‐2, 12/3; V1 & 13/2; V2 GTO found short circuited,<br />
hence valve sets changed.<br />
5 26.06.11 14553 22652 GZB NR Smoke emission from loco with blast, DJ tripped. Loco checked at GZB shed and found incoming wire from bushing a0‐ HT/LT cables Mat NR<br />
a1 to SIVs SB (wire no. 991) thimble broken and flashed, hence cable<br />
changed.<br />
6 29.06.11 11078 22688 LDH NR Abnormal sound from GR assembly while progressive & regressing Loco checked at NDLS and found RGR smoke, GR internal gear RGR Mat NR<br />
notches.<br />
alignment disturbs. GR was stuck up in between notches but GR<br />
interlock did not sent message to MPCS to open DJ through Q‐44 by<br />
de‐energizing Q‐44.<br />
1 1‐Jun‐11 12387 21391 MGS ECR ICDJ. On checking found CCDJ, CCBA were OK. Q 118, Q 45 OK. C‐118<br />
working was OK. Tried from Q 45 and BP‐2 DJ and Q 44 but not<br />
succeeded. Tried from rear cab but not succeeded. Put HQOp‐1 and 2<br />
on OFF and HQOA on zero but not succeeded. Fresh loco given. Loco<br />
was checked at ANVT and found normal.<br />
2 1‐Jun‐11 14866 30033 GZB NR All pilot lamps were not glowing. Loco shut down and then energised from rear cab. But not succeeded.<br />
Fresh loco given. Loco was checked at ELS/GZB and it was found that<br />
DC DC converter for 24 v was defective. It was changed and loco given<br />
fit.<br />
3 2‐Jun‐11 13239 22544 CNB NCR Observed smoke from underframe below iron plate in cab‐1 MP side at<br />
a speed of 80 kmph.<br />
On putting MP on 0, there was no smoke from cable. DJ did not trip<br />
and no relay dropped. The smoke was from a hole near MP. Loco was<br />
escorted by LI. As per ELS no QOP, QOA relays or any other ones<br />
dropped & fuses were OK. No DJ tripping occurred during testing in<br />
shed. On removing MP from foundation it was found all cables &<br />
wires were healthy. It is obvious that burning agarbatti & matchsticks<br />
fell inside MP‐1 causing smoke of rubber. Sticker for Agarbatti lighting<br />
has been pasted in the cabs.<br />
Control Circuit Misc NCR<br />
ABB Material NCR<br />
Misc Crew NCR<br />
4 2‐Jun‐11 BAD Spl 23821 GZB NR ICDJ. Loco fitted with SIV AAL make. Single phase fault appeared. Smoke and bad smell was noticed in HT<br />
compartment. Fresh loco given. As per investigation, smoke signs<br />
were seen from inside the card panel. SIV was not functioning and<br />
there was internal fault in it.<br />
Static Inverter Material NCR
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