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General => Trains! => Topic started by: savvas on March 04, 2020, 11:35:24

Title: Power supply
Post by: savvas on March 04, 2020, 11:35:24
Hi everyone, i have a train with a 4375 power supply. Unfortunately yesterday i noticed that 4034's tractor can't haul its tender + 7 more cars. now the question is this. as i intend to add more cars due time, should i buy a new power supply, more powerful, or i have to buy an extra tender to get more traction over power? i noticed that tender's wheels slide, rotating around their axis, but not moving the rack along. i need to give a little push, it parts for a couple seconds nad then it stops.

Suggestions? :wave:
Title: Re: Power supply
Post by: Junker Jörg on March 04, 2020, 11:49:14
Keine Frage des Stroms sondern der Reibung. Die Reibung der 36 Räder von Waggons und Lok auf den Gleisen ist schlicht deutlich höher als die der vier angetriebenen Achsen des Tenders.
Lösungsversuch (a) mehr Gewicht in den Tender und (b) alle Achsen mit Silikon schmieren oder (c) Achsen durch Kugellagerachsen austauschen, die laufen flüssiger.
Grundsätzlich würde ich aber sagen: Das ist nicht zu schaffen. Für so lange Züge sind Playmobilantriebe nicht ausgelegt.

Not so much a matter of power supply but of friction. The tender's just not heavy enough to provide enough fritction with its 4 driven wheels to overrun the friction of 36 loco and waggon wheels on the track.
Try (a) to add some more weight to tender and (b) to reduce wheel friction by greasing or (even  better) installing ball bearing axles.
But frankly spoken I daresay that long a train's too long a train for a Playmobil engine.


jj:
Title: Re: Power supply
Post by: playmofire on March 04, 2020, 14:43:49
Is your track clean or is dirt or grease causing the tender wheels to slip?

Are the tender wheels clean, or is dirt or grease causing them to slip?

Has the traction tire come off or been damaged on the tender?

Is there something wrong with the loco's wheels causing them not to turn freely and so making it harder for the tender to move the train?

Have you tested the loco to see how many cars it can pull?

Title: Re: Power supply
Post by: savvas on March 05, 2020, 21:20:43
I have located the nature of the problem, it the weight! i added, as suggested, 1 kg of load (those  used in gym, i don't know their name) and the train parted! Now, another problem, how do i hide a kg in the tender, under the wood?
Also, a couple of days back, i cleaned eveything, oiled the trackes, i believe these are fine. i found under the tender a circular/rubber made thing, like a wreath/crown. i checked under the tender, but there is not anything missing. any ideas?

Thank you both for your replies, much appreciated!
Title: Re: Power supply
Post by: savvas on March 05, 2020, 21:24:16
Is your track clean or is dirt or grease causing the tender wheels to slip?

Are the tender wheels clean, or is dirt or grease causing them to slip?

Has the traction tire come off or been damaged on the tender?

Is there something wrong with the loco's wheels causing them not to turn freely and so making it harder for the tender to move the train?

Have you tested the loco to see how many cars it can pull?

tractor/tender can pull passenger's car + caboose like in the original 4034. I cleaned everything, i believe in the right way! I don't know what a traction tire is, maybe it's what i described above. In this case, i am missing something, i have a piece nowhere to fit!
Title: Re: Power supply
Post by: playmofire on March 05, 2020, 22:49:41
1kg seems a large amount to add to the tender.  The weight of my 4052 tender with motor is about 1.2kg to 1.3kg, so I would think that your tender with motor would weigh about the same, so adding 1kg is about doubling the weight!

What you found under the tender sounds like a traction tyre.  If you turn the tender upside down and look closely, you may find that on one wheel there is a shallow grove in which the traction tyre fits.

You say you "oiled the tracks", but if you have put oil on the tracks, then you have made them slippery which would mean that the tender would not pull many trucks or carriages.  The oil may also have damaged the traction tyre, causing it to come off, which again means the tender cannot pull well.
Title: Re: Power supply
Post by: savvas on March 06, 2020, 13:00:12
1kg seems a large amount to add to the tender.  The weight of my 4052 tender with motor is about 1.2kg to 1.3kg, so I would think that your tender with motor would weigh about the same, so adding 1kg is about doubling the weight!

What you found under the tender sounds like a traction tyre.  If you turn the tender upside down and look closely, you may find that on one wheel there is a shallow grove in which the traction tyre fits.

You say you "oiled the tracks", but if you have put oil on the tracks, then you have made them slippery which would mean that the tender would not pull many trucks or carriages.  The oil may also have damaged the traction tyre, causing it to come off, which again means the tender cannot pull well.

i followed your instructions and indeed the right rear wheel has the grove. Now, problem is that the traction tyre is being cut. i don't think that any glue would be effective under stress, so same piece is useless. Do they sell discrete pieces, where can i find one? Or in other way, how can i replace it with something similar, just to do the job. rubber washers maybe? but it 'd be difficult to find any of the same dimensions  ???
Title: Re: Power supply
Post by: playmofire on March 06, 2020, 16:26:28
i followed your instructions and indeed the right rear wheel has the grove. Now, problem is that the traction tyre is being cut. i don't think that any glue would be effective under stress, so same piece is useless. Do they sell discrete pieces, where can i find one? Or in other way, how can i replace it with something similar, just to do the job. rubber washers maybe? but it 'd be difficult to find any of the same dimensions  ???

I'll contact you and send you one.
Title: Re: Power supply
Post by: savvas on March 06, 2020, 17:06:07
I'll contact you and send you one.

Sir, i live in Greece it would cost some money, if you have any ebay link, that would be appreciated anyhow! :wave:
Title: Re: Power supply
Post by: savvas on March 06, 2020, 18:16:56
i believe this is:

https://www.ebay.it/itm/PLAYMOBIL-RAILWAY-TRAIN-WAGON-TRACK-LGB-Spares-SPARE-PARTS-SERVICE/201517055951?ssPageName=STRK%3AMEBIDX%3AIT&var=500699443611&_trksid=p2060353.m1438.l2649

 :love:
Title: Re: Power supply
Post by: playmofire on March 06, 2020, 21:27:20
i believe this is:

https://www.ebay.it/itm/PLAYMOBIL-RAILWAY-TRAIN-WAGON-TRACK-LGB-Spares-SPARE-PARTS-SERVICE/201517055951?ssPageName=STRK%3AMEBIDX%3AIT&var=500699443611&_trksid=p2060353.m1438.l2649

 :love:

Yes, that's what you want.
Title: Re: Power supply
Post by: savvas on March 07, 2020, 13:46:58
I believe thread can be closed, i got all my questions answered! I'd like to thank mr. Junker Jörg and mr. Playmofire for their replies. Much appreciated, keep playing with playmo!

 :wave:
Title: Re: Power supply
Post by: playmofire on March 07, 2020, 15:28:26
I believe thread can be closed, i got all my questions answered! I'd like to thank mr. Junker Jörg and mr. Playmofire for their replies. Much appreciated, keep playing with playmo!

 :wave:

Glad to be of help.  Enjoy running your train when you have the new traction tyre fitted.
Title: Re: Power supply
Post by: Walts-Trains on March 07, 2020, 19:03:59
N.B Traction tyres are still available from Playmobil direct services. They are called Perbunane Rings 7231 hope this might help anyone who needs them.
Title: Re: Power supply
Post by: playmofire on March 07, 2020, 19:57:23
N.B Traction tyres are still available from Playmobil direct services. They are called Perbunane Rings 7231 hope this might help anyone who needs them.

Useful point, Walter, thanks for mentioning it.
Title: Re: Power supply
Post by: savvas on March 08, 2020, 10:23:12
N.B Traction tyres are still available from Playmobil direct services. They are called Perbunane Rings 7231 hope this might help anyone who needs them.

Thank you sir for info, they are available in my country's ds!!! ;D

 :wave:
Title: Re: Power supply
Post by: playmofire on March 08, 2020, 17:02:03
When you have your loco running properly, it would be good to see it, please.
Title: Re: Power supply
Post by: Junker Jörg on March 24, 2020, 09:18:27
Oh, tut mir leid, ich hatte das Thema völlig aus den Augen verloren. Schön, zu sehen, daß die Tipps geholfen haben. Wenn der Ring fehlt, dann tut sich der Tender noch schwerer, weil das Rad mit der Kerbe gar keine Reibung auf's Gleis bringt. Mehr Gewicht => schau mal in einem Laden für Anglerbedarf. Dort gibt's Gewichte, die auch in den Tender passen (Du wirst halt mehrere brauchen). 2kg ist an sich kein großes Gewicht, LBG-Loks wiegen 4kg und mehr. ABER: Die Kunststoffmechanik des Playmobilmotors ist eigentlich nicht für solche Lasten ausgelegt. Wenn Du Pech hast, werden die Zahnräder irgendwann ihren Geist aufgeben  :-\.

Sorry, I entirely forgot about that topic (mail notifications don't work - whyever). Good to see, you found a solution. A missing perbunane ring makes the tender lose even more friction due to the grove not getting proper contact to track at all; so that WAS a problem!
More weight DOES give your tender better traction. But it also causes more stress to the cogwheels. An LGB engine can have 4kg and more, but its gears are made to deal with that - Playmobil's are not. Though if looking for some extra weight fitting INTO the tender check anglers shops. They're selling small weights needet for fishing - and fitting into a Playmobil engine (you might need several of them, but it'll work).

jj:
Title: Re: Power supply
Post by: savvas on March 25, 2020, 15:49:48
Oh, tut mir leid, ich hatte das Thema völlig aus den Augen verloren. Schön, zu sehen, daß die Tipps geholfen haben. Wenn der Ring fehlt, dann tut sich der Tender noch schwerer, weil das Rad mit der Kerbe gar keine Reibung auf's Gleis bringt. Mehr Gewicht => schau mal in einem Laden für Anglerbedarf. Dort gibt's Gewichte, die auch in den Tender passen (Du wirst halt mehrere brauchen). 2kg ist an sich kein großes Gewicht, LBG-Loks wiegen 4kg und mehr. ABER: Die Kunststoffmechanik des Playmobilmotors ist eigentlich nicht für solche Lasten ausgelegt. Wenn Du Pech hast, werden die Zahnräder irgendwann ihren Geist aufgeben  :-\.

Sorry, I entirely forgot about that topic (mail notifications don't work - whyever). Good to see, you found a solution. A missing perbunane ring makes the tender lose even more friction due to the grove not getting proper contact to track at all; so that WAS a problem!
More weight DOES give your tender better traction. But it also causes more stress to the cogwheels. An LGB engine can have 4kg and more, but its gears are made to deal with that - Playmobil's are not. Though if looking for some extra weight fitting INTO the tender check anglers shops. They're selling small weights needet for fishing - and fitting into a Playmobil engine (you might need several of them, but it'll work).

thank you for your replay, i will go for a ring replacement directly from my country's ds as soon as they open again. i believe it is the best solution as tractor was created this way, ring included as friction tool. i imagine you can insert some weight under the wood volume, there is some space. as i intend to add more cars in future i consider a non optimal solution, adding sheer metal on the tender. 
But your idea for fishing parts is a nice one to keep in mind!

:wave:

jj:
Title: Re: Power supply
Post by: Giorginetto on April 21, 2020, 18:41:12
Hello from Athens as well

If you are using the LGB style brass tracks I would stay away from putting any oil on them , its just going to make things worse. I also look forward to see some pics of your train and to read how these antislip rings performed. many years ago i put on the western train something like 8 western wagons and on the flat it pulled them without any problems. On the other hand when i set up outdoors my 4052 with just 2 red passenger wagons it was struggling a bit  ( and I was using a JUMBO LGB power unit !  :lol:  ) when at an angle . The weight that clip under the wagon are important to have.

The 4375 power supply was adequate as well when compared to the JUMBO unit ( there is a limit of power supply to the playmo motors which must not be exceeded with the JUMBO unit ) and mind you this comparison was made on a 40m+ total truck length (very clean as well)
Title: Re: Power supply
Post by: Junker Jörg on May 25, 2020, 16:57:45
Letzte Woche in meinem Garten...
(https://abload.de/img/langerzug80k93.jpg)
...last week in my garden. E si muove! But please notice: I did cheat a wee bit...

Und sie fuhr doch! Ich hab allerdings ein klein wenig geschummelt.

jj: