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Will currently produced Z-1000 smoothly operate first generation PS-1 locomotives?  I ask this because the first PS-1 engines predated any MTH transformer and I thought PS-1 was essentially a QSI system designed to work postwar Lionel (pure sine-wave) transformer and I think the z-1000 brick puts out a chopped wave unlike the z-4000.  I admit my understanding could be lacking.

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Originally Posted by rdg_fan:

Will currently produced Z-1000 smoothly operate first generation PS-1 locomotives?  I ask this because the first PS-1 engines predated any MTH transformer and I thought PS-1 was essentially a QSI system designed to work postwar Lionel (pure sine-wave) transformer and I think the z-1000 brick puts out a chopped wave unlike the z-4000.  I admit my understanding could be lacking.

 My advise is to stay clear of Z-1000 transformers for operating QSI or PS1 locomotives

rdg fan,

   My recommendation for running P1 engines is to invest in a old VW, KW or ZW Lionel transformer, and use 10 Amp Breakers to safe guard your P1 engine.  Put a BCR in your P1 engine, and get rid of the battery.  I would stay away from the Z-1000 until you invest in some P2 engines & DCS.   Even then, I always recommend a DCS with hand held remote control, and 10 Amp breakers between the old VW, KW or ZW transformer and the DCS TIU.  Remember although the P1 engine is not a fully DCS controlled engine, P1 engines can be contolled thru the TR function of the DCS hand held remote control.  Some P1 engines are very nice, and I kept mine around for several years, then traded them on P2 engines which are fully controlled by the DCS.  IMO the Z-750 should be considered a beginners type transformer and

not used at all with P1 engines. 

PCRR/Dave 

 

I respect the opinions already stated - these guys know this stuff.

 

I will share this:  I used a Z-750 for a period of time with my PS-1 engines (had 3) and they worked just fine.  No issues at all.  I have graduated to a Z-4000.  Very pleased with it.

 

As suggested above, I installed a BCR for each - that is a must (ensures that when the power is shut off that there is enough power for the engine to go through the shut down sequence via the computer board, otherwise it could be a trip to a train shop to unscramble).

 

Hope that helps.

 

 

Stoshu,

   P1 engines are really a form of Conventional and your Z-1000 will run them

fairly well, however the VW, KW and ZW will run them better with zero problems.

 

Bob,

   I was not going to go into the CW-80, which I do not recommend for running any P1 engines at all, IMO it's a throw away transformer, that comes with RTR train sets, and I have had nothing but problems with them thru the years, even running simple bumper street car lines.   The new CW-80's are much better than the older ones, however I still want a much higher quality, more powerful transformer.

 

PCRR/Dave

 

 

Some vintages of PS-1 are more fussy than others.

 

IMHO, the best way to run a PS-1 engine is with a TPC 300 or TPC 400. They have firmware built in to allow easy access to the various feature settings and they have a pure sine wave start setting.

 

Pressing AUX1-9 gives full voltage at a pure sine wave, and allows all vintages of PS-1 to boot up properly. Pressing AUX1-8 gives 30% power (no longer sine wave) and pressing DIR gets you on your way. easy-peasy.

They also have a setting for getting to the various PS-1 features. You know how you have to move the throttle up and down 15 or 18 times to get to the chuff volume? On a TPC, pressing AUX1-5 does the same thing. Pressing the 5 button 15 or 18 times is a LOT easier than moving the throttle up and down 15 or 18 times. (I forgot if it was 15 or 18).

 

If you have any PS-2 engines, you can open the couplers just by pressing the F or R buttons.

Originally Posted:
...My recommendation for running P1 engines is to invest in a old VW, KW or ZW Lionel transformer, and use 10 Amp Breakers to safe guard your P1 engine...

The breakers will not provide any protection for the engine or the electronics, they only protect the transformer and wiring.  The damage to the electronics is well under way or done by the time a breaker trips.  Voltage spikes and transients need to be clamped with the use of TVS diodes.

Originally Posted by Southwest Hiawatha:

Something to remember is that there were TWO versions of the Z-750. The early ones, much to MTH's embarrassment, had a wave profile that didn't work with Proto-1, and MTH was forced to leave the Z-750 off the list of recommended transformers for Proto-1. Then they redesigned the control module and the second version was OK. I have the second version and I never had any issues with it running Proto-1.

That I didn't know.  I bought the Z-750 that I had used, so it could have been an early one.  However, the MTH IR remote control lockon also wouldn't run PS/1 engines, and it wasn't just one engine.

 

I don't run conventional, so this isn't a big deal for me, but when I have stuff to test/fix, I use either the KW or the MRC transformer, real sine waves.

I have 2 versions of the Z-750 and the early one doesn't have a polarized plug and puts out 24 volts. The later one has a polarized plug and puts out 21 volts. But it is probably the controller that's at fault that chops the sine wave I would think.

 

The Z-4000 with the remote receiver runs PS1 engines great. You can use the old Z-4000 remote ( if you can find one ) or the DCS remote to run conventional and you don't even need the TIU as it varies the voltage at the transformer remotely.

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