Class 66 Advice Please

Discussion in 'TSW General Discussion' started by 1dart Mart, Aug 9, 2023.

  1. 1dart Mart

    1dart Mart Well-Known Member

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    I’ve been driving the Class 66 lately and I’ve become used to manually setting the brakes to “cutting in”. Most, if not all the 66’s I’ve driven so far have the brakes set at “cut out” when I get in the cab.
    Could anyone enlighten me as to when I would need to use the 66 with the brakes “cut out” ?
    Thank you :)
     
  2. TimTri

    TimTri Well-Known Member

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    I genuinely think that’s just a safety mechanism and/or extra step to make sure the loco is handled properly. Many trains in TSW don’t allow you to use the brakes immediately. The 66, as well as some American locos, have a cutout switch or valve. Some German trains have a brake key that needs to be turned. If you don’t cut in the brakes, they don’t release, and you can’t get rolling. Correct me if I’m wrong, though!
     
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  3. 1dart Mart

    1dart Mart Well-Known Member

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    No, that’s great. I’ve been driving the 66 all day today, wondering why I had to keep changing them. I didn’t know if it had anything to do with if two 66’s were coupled together. What you say makes perfect sense to me. Thank you. :)
     
  4. I think I recall a Train Dad video (the chap who drives the 66 irl) mentioning this. I'll see if I can find the video..
     
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  5. yardem

    yardem Well-Known Member

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    On US routes, a loco would have the brakes cut out if not the lead of a tandem. So, if you have two or more locomotives at the front of the train, only the lead one would have the brakes cut in.
    I don't know if this applies to the Class 66. I don't recall seeing them in tandem.
     
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  6. 1dart Mart

    1dart Mart Well-Known Member

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    I never thought of that. I follow him on YouTube I’ll have a look tonight. Thank you :)
     
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  7. Yeah about 4 mins in. It's a great video.

     
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  8. 1dart Mart

    1dart Mart Well-Known Member

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    Ah right, thanks. I’ve driven diesels in tandem, but they don’t have the “cut out/ cut in” option. Now you mention it I can’t recall seeing 66’s in tandem either lol. Cheers :)
     
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  9. Tbh I have zero understanding from a systems perspective. I'm just a read and do guy when it comes to this :D
     
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  10. 1dart Mart

    1dart Mart Well-Known Member

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    Thanks for the video, saved me searching tonight. Ironically I think I might have seen it before…oops:(. I should pay more attention, but I didn’t think at the time that I would like the 66 as much as I do. Cheers buddy :)
     
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  11. solicitr

    solicitr Well-Known Member

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    TLDR version: all the locomotives and wagons are connected by a series of hoses and pipes collectively called the "brake pipe," which controls all the brakes. But only one brake handle can be allowed to control the pipe, the one in the lead (manned) loco. So its brake handle is cut in (activated) while all the others are cut out (deactivated)
     
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  12. That's a great explanation! Thank you!
     
  13. 1dart Mart

    1dart Mart Well-Known Member

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    As above, great description, thank you. I don’t suppose you know if TSW3 supports 66’s coupled or would it be possible to recreate in scenario planner. Thank you :)
     
  14. Fitz

    Fitz Well-Known Member

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    On the SEHS route there is a class 66 service with a single 66 at one end and a pair of 66s at the other.
    You have to perform a reversing shunt move at Hoo Junction and the drive from the other end.
    So you have double headding and top and tailing in a single train.

    You need the GWE route to layer the wagons.
     
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  15. 1dart Mart

    1dart Mart Well-Known Member

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    Wow I’m liking the sound of that. Thank you, I’ll be on that tomorrow for sure!
    GWE …………………check
    SEHS …………………check
    Know what I’m doing…….mmh, let’s hope so:)
     
  16. stujoy

    stujoy Well-Known Member

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    On older diesels, the brake lever has a shutdown position which is essentially a cut out for that brake lever. Brakes being set to ‘cut out’ isn’t just for driving with other locos attached it is also used because the locos have a cab at each end, so the brakes are ‘cut in’ in the cab you are driving from and ‘cut out’ in the cab at the other end. You basically only set the brakes to ‘cut in’ in the cab you are driving from and all others are set to ‘cut out’, however many other cabs there might be.
     
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  17. 1dart Mart

    1dart Mart Well-Known Member

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    Right, that’s a good point, I stupidly forgot about the opposite end cab. :( It must be an age thing but I’m definitely learning, bit by bit, and enjoying as I go. Thanks :)
     
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