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irishthump

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Posts posted by irishthump

  1. I've wondered if there is a Heljan model that might make a donor chassis for a SF A class kit. The under frame just needs to be co-co and the right length front axel to front axel, don't care as much about the scale accuracy of the bogie side frames, fuel tank, etc.

     

    You won't find a Heljan loco that will be suitable without performing some surgery on it.

     

    One idea I had was to use a Heljan drive mechanism and bogies but you would need to scratchbuild a chassis. Howes models sell all the parts needed, see this link - http://www.howesmodels.co.uk/category/'OO'%20General%20spares

     

    The bogies come without wheelsets but they are available on the next page.

  2. F0 - controls the front and rear lights fine

    F1 - turns the front headlight permanently ON/OFF (now I'd ideally like the headlight to switch automatically to the rear when the loco is reversed)

    F2 - turns the rear headlight permanently ON/OFF

    F3 - Does nothing - was hoping this would turn the cab light ON/OFF

     

     

    You can re-map the function keys so that one button will turn the headlights on and off and they will light up in the direction of travel, but you won't be able to control the cab lights.

     

    I just looked at the Hattons listing for that decoder and they don't have a manual to download!

     

    Try these settings:

     

    CV51 - 0

    CV52 - 16

    CV36 - 4

     

    This should give you directional headlights controlled by F1.

  3. I use parcel motel all the time. However the likes of Howes will NOT post paints to NI, IOM, or even the Isle of Wight, only the island of GB unless a courier is used! They refused to post enamel paints to NI even though it's in the UK.

     

    Try Peter's Spares, they have an Ebay store.

  4. Is there a supplier of Railmatch paints in Ireland?

     

    I recently ordered from a well known UK supplier who informed me they had to charge a whopping GBP £30 for courier delivery because they are paints (i.e. hazardous chemicals - joke!!), so I cancelled the order.

     

    Get set up with Parcel Motel. They will ship to them at normal rates (some suppliers post free within the UK) and you just pay €4 to have it shipped to the nearest ParcelMotel machine.

  5. Btw, be careful never to do a full reset of a sound decoder because it can wipe the sound project and not just reset CVs. I prefer Zimo decoders F5 light engine mode which does not mess around with CVs.

     

    If you're talking about resetting cv 8 to a value 0, 2 or 8 (some makes of decoder use different values) then this won't wipe the sound project. But what it will do is reset settings like start/top/mid voltage and acceleration/deceleration which are often set to match the engine sounds. If you reset them all to default then the loco sounds could be out of sync.

     

    You can only change/remove the sound file by using the correct programming interface.

  6. I expect you will really enjoy driving with the powercab. It's quite user friendly and good ergonomics. One piece of advice, the 'momentum' button is unnecessary and recommend you never use it (ie it reprogrammes CVs). I find powercab function ergonomics good for sound locos. It feels good for single handed use. The buttons feel just the right size. It's also a very expandable system.

     

    I prefer it to my smartphone app.

     

    Yeah the momentum button can cause havoc with sound decoders especially Loksounds.

  7. Replacing the metal clip that connects the gear towers to the motor with wire also helps.

     

    [ATTACH=CONFIG]18093[/ATTACH]

     

    Yes. For DCC I also solder feeder wires directly to the side plates on the trucks on both sides. It's best not to rely on the metal chassis for picking up power.

    I also switch the older sintered metal wheels for the newer nickel steel type when they're available.

  8. Warbonnet is right in that a new motor would be best but there is a lot you can do to improve the running of older Athearns.

     

    Firstly take the motor out and clean the commutator (this is the exposed brass piece that you can see turning when the motor is running.) Just apply some power to the motor and polish the commutator with either a very fine file, sandpaper or a glass fibre pen. The commutator should sparkle after cleaning it!

    It's a good idea to take out the brushes (careful not to lose the springs) and clean off any dirt or grime. Some modellers also cut about 1/3 of the springs away to lessen the pressure on the commutator and allow the motor to turn easier.

    A tiny drop of oil on the motor shaft bearings is also a good idea, but don't over do it or allow any oil to get on the commutator.

     

    That takes care of the motor but most of the noise from an Athearn loco comes from the drive shafts and gears. Take these apart and check for any flash on the plastic that might cause friction when the parts are turning. Pay attention to the brass worm gear on top of each bogie. Take them apart and clean away any grease and grime them re-lubricate and reassemble them.

     

    Lastly, disassemble the bogies and take out all the gear wheels. Check again for flash in and around the centre hole of the gears also between the gear teeth. I take a small triangular file and file between each tooth (a couple of strokes is all that is necessary, don't over do it!). Again clear out any old grease and grime.

     

    The loco can then be reassembled with some lubrication and then ran in for about a hour or so but I prefer to add one more step: Lubricate the gears in the bogies with some graphite powder, reassemble and run the loco at medium speed for about 1/2 hour in each direction, preferably not on your layout! This polishes the gears and reduces the friction even more. You can then lubricate the loco as normal after cleaning away any surplus graphite around the bogies that may have been forced out by running it in.

     

    I know this sounds like a lot of work, but I do it with all my Athearns and it really improves the running.

    Also, if you run DCC the choice of decoder is very important with these old locos. I've settled on Lenz Standards which give fantastic slow running and control.

  9. Good discussion this!

     

    As already said, when choosing a DCC system it's most important to find the one that works best for YOU. It's hard to make a judgement based on the various comparison's made on the web. The person doing the reviewing usually comes to a decision of what's best based on what works for THEM!

     

    I ended up choosing the Gaugemaster Prodigy Advance 2 after doing a lot of reading and I don't regret it, it does everything I need it to do and can be expanded if necessary. Also, it's a lot more intuitive to use than either the NCE Powercab/Procab or the Digitrax systems which seem very unwieldy when it comes to programming. There are loads of videos on Youtube which will show you the programming process for all the various DCC systems. The fact that my 11 year old son was able to run and programme trains with it 5 minutes after unpacking it is a testament to how simple it is to use (the instructions are printed on the back of the throttle!).

     

    The system has 3.5 amps of power which is more than enough to run several sound equipped locos at once (the similar spec Powercab only has 2 amps but that's reflected in the difference in price). The power required to run the layout is not effected by the layout's size. A 1amp dcc system will power a 20ftx40ft layout as well at it will a 2ftx4ft layout as long as the wiring is of adequate size.

     

    As Mayner said after sales service is also important and Gaugemaster are excellent in this regard. I recently had an issue with the throttle knob on the controller, I sent it off to Gaugemaster and it was back to me fixed within 10 days, free of charge. The idea of having to send a faulty NCE or Digitrax system to the States was not something I was keen on.

     

    Again, this is just my own opinion of what works best for myself….

  10. It would be nice if DCC manufacturers like Lenz, NCE, ESU, MRCC/Guagemaster, etc, produced a low cost black box interface for wireless cab apps (ie had JMRI api over WIFI including rosters for loco naming and sound function labels).

     

    I don't think that will ever happen. Those companies are too heavily invested in their own wireless systems (which are all excellent) to offer a cheap alternative which would allow operators to just use their mobile phone/tablet.

  11. Such techie 'projects' are really only meant for folk with two short antennas sticking out of the back of their heads. :)

     

    Seriously though, it's an option for folks interested in tricking around with technology. It is one of the least expensive methods of having a DCC controller driven by one or more wireless cabs assuming folks can get access to old iPhones or an old iPad (ie running WiThrottle app). The advantage is its a black box solution that does not need to be connected to a running PC. A PC might only be used initially to configure and set it up. My WiThrottle setup needs JMRI running on a laptop connected to the NCE controller.

     

    One other point. Touch screen wireless cabs such as WiThrottle have one huge limitation - they lack tactile feel of physical controls or buttons hence cannot be used by feel and require eye contact. A cab with physical controls or buttons can be used single handed without having to look down at a touch screen, and therefore enable the operator to watch the loco leaving the other hand free to do things like operate points, couple/uncouple stock, etc. However an iPhone is a very cost effective wireless cab for walking around a layout and watching trains run from all kinds of vantage points.

     

    Much as I like to muck around with DCC, I don't think I'd be too keen on this myself. I just prefer to have a dedicated DCC controller rather than cobbling one together with various bits and pieces.

     

    And I have to agree with Noel in that I wouldn't fancy controlling my trains from a phone touch screen, I prefer to twist a solid knob! :ROFL:

  12. The controller and both locos powered down , sometimes it was momentary they'd halt and then start on their way again, once or twice full shutdown and power off.

     

    Forgive me asking all the questions, but I'm curious about this one! What exactly would happen? What do you mean by the loco meeting another local on the main? Did you say the loco was an Athearn?

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