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WIRING DECODERS IN NEWER MARKLIN DIESEL ENGINES
Has anyone had success wiring decoders in the newer style of Marklin Diesel engines with the split boards on either side of the motor? The older boards are a ?tile more straight forward as to what to cut out and where to wire. Steam engines are easy to see where the decoder wires go. But the split boards are having me scratch my head a bit following the electric paths. There are also screws in the chassis that I believe are part of the pick up system from the wheels.
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There are clearly 2 schools of thought.
Screws are easy and can be removed. However they show and more importantly is securing track at a single point (the screw hole) will often cause a "dip" in the track. Almost unavoidable if you are not securing to a perfectly flat base. Good on modules, not great in my opinion on Noch layouts and I do have one, and spent a lot of time fiddling with getting the track smooth. Glue that is flexible will spread the attaching force over a larger area, which avoids dips. It of course is more work to remove, and also you have the issue of securing the track where you want it while the glue cures. On Noch layouts I prefer to get the track where I want it with push pins, then glue, then remove pins. Also the foam in the Noch layouts is really not "screw friendly" in my opinion. Both methods can work, but smooth track without dips is important on these compact layouts. Greg |
Re: powering rokuhan turnout
The RC02 switch control can be used alone with the A028U wall transformer and the several RC02 can be snapped together while not connected to one of Rokuhan's, train controllers. With just the one wall transformer plugged into power port on one rc02, multiple RC02 can be ganged together. The turnout needs 10 volts DC and control is via two wire control line with reversing polarity.? The wiring inside the turnout is very fine and can easily be burned out if power? is left on The RC02 is built to do the job, when you move the lever it sends a pulse to turnout then goes to off while the lever stays in position showing you the status of the turnout. So the closest toggle switch is? one that is spring return to center off and provides momentary contact only when toggled, but can't show the status of the turnout, any other toggle switch will burn the point motor, you are better off with 2 momentary push buttons
?regards Garth Hamilton |
Re: powering rokuhan turnout
I recommend using Rokuhan¡¯s switch to control their turnouts rather than trying an unproven lash-up. We use these turnouts for the back-of-house passing siding on the modular Nn3 logging layout seen at the NNGC and other train shows and have operated them for probably hundreds of hours with no problems using the Rokuhan switch.
Tom K. -- Tom K. |
Re: powering rokuhan turnout
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The Turnouts are 'pulsed' with DC to make them switch. The C002 gets its power from the Controller via the snap contacts. Since the C002 creates alternate polarity DC to pulse the turnout, you can use AC to power them. 9 Volt, AC wall-warts are easy to get. You need <<< than 1 Amp. So 250-500 mA should be fine. The DC connector is a standard 5.5x2.1mm. Amazon will? have a lot of choices (length, angle, color, etc. There is no polarity with AC so you can connect the 2 wires without issue.
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You can also get info from Frank @ ZscaleHobo? who has ALL of the Rokuhan product line.
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powering rokuhan turnout
I am building my first z-scale layout for my son (in a Noch suitcase). ?I am going to use Rokuhan track, and the rokuhan switch/controllers (C002).
If I am NOT using the Rokuhan train controller (going to use the Noch 88166 controller for 2 railway circuits), what's the best way to power the Rokuhan turnouts? ?I see they make a cable (A010) to connect the C002 switches to an "AC power supply"). ?Does this really need to be AC? ?Can I power it off if a wall-wart? TIA |
Glad you are doing family activities.
This is fairly simple to answer, but first,? which one of the Noch framed layouts? Attaching track: Please, do not use caulking. The Rokuhan (which means:6.5 in Japanese) track has small holes to use for attaching. Frank at Z.Scale.Hobo has tiny 1.4x10mm screws just for this:?https://zscalehobo.com/rokuhan/screws. You don't need every hole screwed down, one per track is fine. This is important as it allows repairing or other changes rather than inaccessible after glued! Do not solder track. The power required (in electrical terms: current) is so low, you easily run a lot of track with one feeder. However, oxidation can be a problem over time. So use a R001 110mm Straight Track (or 1/2 length R024 or longer R009 220mm piece) with the A029 Y Power cable to distribute power equally. Example: Front and Back or, if double Ovals, 2 in front and 2 in back will be?more than enough. -- Jeff NorCal Z (Sacramento) ¡¯San Francisco Bay Area Z¡¯ a.k.a. 'The BAZ BoyZ' |
¿ªÔÆÌåÓýMichael welcome!I have used Liquid Nails Projects to secure my Rokuhan track. It works well! Rokuhan¡¯s straight sections all include notches for the feeder cable. It is simple and works well. This includes the 110mm and 220m track sections. I have solder wires to Marklin rails in the past. No issues there. It may be a little more tricky to do with Rokuhan due to the roadbed. For now, I am only using the Rokuhan feeders with their track on my new builds. Rob Follow us on Facebook!? Ztrack Magazine Ltd. Distributor for American Z Line Full Throttle & Rokuhan Authorized MTL,?InterMountain? and Tenshodo dealer. 6142 Northcliff Blvd Dublin OH 43016 (614) 764-1703
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New to z-scale.
I'm building a suitcase layout for my son (I was able to procure a Noch aluminum case), and am planning on using Rokuhan track. ?Two questions: 1) What's the best way to attach the track to the layout (keeping in mind it's a suitcase/portable layout). ?In n-scale I've used latex caulk. 2) What do folks use for track power feeders?? 3) Do people solder z-scale track with roadbeds (the idea scares me) I see that Rokuhan has a feeder cable that fits into their 55mm straight track. ?Are these any good? ?Better options? For a suitcase layout with Rokuhan track, how often would you place a feeder? thanks in advance |
Re: Case sources did ¡°briefcase-type¡± layouts
There are a lot of ¡®brief case¡¯ dimensions but for the larger, longer running, multi track, lesser ¡®loop-on-loop; I have only found musical instrument cases, like keyboards and Mixers to match up. Briefcase sized can be found as ¡®Poker Chip¡¯ holder/carrier, under ¡®Gaming¡¯
Otherwise, you need to work up a wood framed case. -- Jeff SF Bay Area Z a.k.a. 'The BAZ BoyZ' |
Re: Case sources did ¡°briefcase-type¡± layouts
My wife and I have built several briefcase layouts using Rokuhan track and doing the scenery ourselves.? And you are right, the cost was far less than what Noch and it's resellers charge.? We have used briefcases found at garage sales and on ebay. On Wed, Jul 27, 2022 at 7:58 PM MICHAEL ALEXENKO via <m_alexenko=[email protected]> wrote: New here. |
Case sources did ¡°briefcase-type¡± layouts
New here.
I want to build-up a z-scale portable layout similar to the ones Noch offers, but without spending their crazy price for my son as he moves on to his next life chapter. Where can one get cases like the ones Noch uses? I can still find the Rokuhan versions, but their are smaller, and I¡¯d like to both maximize the layout size and curve radius. Appreciate any pointers to appropriate cases. Thanks |
Re: MORE ON: MARKLIN STEAMERS AND ROKUHAN TURNOUTS
That's a good idea. I have been experimenting with adding sound decoders to my steam locos and in the process I have inadvertently popped the pin out if the new driver assemblies a few times. I have been able to get them back (usually) in place but it does require many tries, A LOT of patience and a steady hand. Also, some trial and error; put back if it looks right, test on the track and see if it runs smoothly, it will tell you if not, then pop out and try again. So I like the idea of a solution that doesn't require messing with opening the bottom plate or involving the driver assemblies.
On Sunday, April 3, 2022, 05:20:20 PM EDT, Thomas Knapp <thomasknapp@...> wrote:
-- Anthony, Since converting my first Marklin Mini Club steam locomotive to Nn3 in 1972, I have disassembled and re-assembled dozens (if not hundreds) of Z steam locomotives. Removing the driver assembly and gears is not something to be taken lightly, so my first choice for widening the back-to-back would be to press a tapered shim between the back of the wheel and the chassis to lever the driver out a bit while the driver assembly and all gears are still within the chassis. Tom K. |
Re: MORE ON: MARKLIN STEAMERS AND ROKUHAN TURNOUTS
-- Anthony, Since converting my first Marklin Mini Club steam locomotive to Nn3 in 1972, I have disassembled and re-assembled dozens (if not hundreds) of Z steam locomotives. Removing the driver assembly and gears is not something to be taken lightly, so my first choice for widening the back-to-back would be to press a tapered shim between the back of the wheel and the chassis to lever the driver out a bit while the driver assembly and all gears are still within the chassis. Tom K. |
Re: MORE ON: MARKLIN STEAMERS AND ROKUHAN TURNOUTS
Such one was the first Z-loco I dismounted... (... yes I know, but I was young... ;-) )
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The point is: The four cog-wheels between the coupled axles looks same but are not! Have a look at the exploded-draw () No. 20 on the draw has one cog more (or less, I don't remember exactly) as the other three (No. 19). So if you mixed theat four cog-wheels, you have to count the cogs of this pieces. This principle is true for other steamers too. Have fun (and "acrobatic" fingers) Arnim Am 01.04.22 um 21:01 schrieb Kian Holstead via groups.io: I'd stay away from this "fix". Not all loco's need this adjustment. |
Re: MORE ON: MARKLIN STEAMERS AND ROKUHAN TURNOUTS
I'd stay away from this "fix". Not all loco's need this adjustment.
Recently I took a 2-10-0 apart to clean. I broke both sides of the power pickups...bent too many times. I also couldn't re-assemble the 10 wheels. I couldn't figure out the 1/4 turn offset. Broke 3 cogs (pin that connects the wheels). In the end, I paid top doller for an expert repair person to obtain the part and reassemble. Not opening another loco again! I met my match. It's my favorite steam loco. |
Re: MORE ON: MARKLIN STEAMERS AND ROKUHAN TURNOUTS
That is very interesting. What is the best way to make this expansion? I would be wary of popping the wheels off the axels. Also, all those new drive rod assemblies look cool but they are very delicate and don't hold up well to handling much.
On Wednesday, March 30, 2022, 06:59:10 PM EDT, Thomas Knapp <thomasknapp@...> wrote:
After this thread first appeared, I queried the Nn3 Group during one of our semi-monthly Zoom conferences. One of the UK members of that Group encountered issues with some of this Marklin steamers. He did some checking and found the back-to-back wheel dimension on these was "tight". He widened this out to 5.2+mm and had no further problems with them running through Rokuhan turnouts. The NMRA Standard S4.2 lists 5.28mm as back-to-back for Nn3 and 5.44 for Z. Not sure why the difference. I was part of the NMRA Technical Committee that came up with the Nn3 standards in the 1970's, realistically recognizing that for most modelers "Nn3" was only practical utilizing Marklin Z components. I did not participate in the development of the Z standards. -- Tom K. NMRA MMR#101 |
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