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srepetsk wrote:STrRedWolf wrote:Interesting tidbit from the replies in Twitter:@railtransitops: The noise issue was fixed with a redesign of the wheel angle in relation to the rails. ~RB
There's more in the report that came from. The 7ks were delivered with a wheel flange angle of 63 degrees; Metro's standard is 70. They've been truing them all to 70-degrees since delivery, so you may have already noticed the change.
KTHW wrote:Looks like some 7k trains got new hazard markings between their A-A cars on top of the black rubber bumbpers. I saw two trains this morning on the blue line with them
davinp wrote:Breaking News: Metro must take all 548 7K series out of service to repair wiring. They will probably do it in phases
WMATA's Resident Inspectors say they discovered wire crimping defects in the cars that will take one year to fix
https://wjla.com/news/local/metro-take- ... fix-wiring
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