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Okay I know there are a TON of posts on here about this subject, but it's still a tricky subject and I need some advice (it doesn't help that all the dcs stuff has similar names). What do I need to operate a HO PS3 Engine?

 

I already have:

- TIU with DCS Remote Control

- MTH-Z750 (power brick only)

- TIU/Barrel Jack Adapter Cable (was using this with the Z750 to run MTH PS2 O gauge trains)

- MTH SD70Ace HO PS3 Engine

 

I think I understand that for HO I need DC, so the z750 won't work for that. I also think I have to run dc through a the variable in/out to my track. So I think my questions are:

 

- is there a power brick like the z750 that does the required dc voltage the tiu needs for ho? or do I need a dc transformer? If transformer, do you just connect it and jack it all the way up? Or do I need to set it to a specific voltage?

- I read about the tiu needing power, so I assuming the dc power will only power the trains and not the tiu (so z750 to the acc input on the it?)(I read not to apply ac/dc power to fixed/variable at the same time on a tiu)

 

Thanks anyone for the help! The TIU/Z750 setup with O-gauge was pretty simple with the barrel jack to fixed in/fixed out to track, this HO setup is throwing me off!

 

 

 

 

 

 

 

 

 

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Nicholas,

- is there a power brick like the z750 that does the required dc voltage the tiu needs for ho? or do I need a dc transformer? If transformer, do you just connect it and jack it all the way up? Or do I need to set it to a specific voltage?

 

You'll need a DC power supply. The largest DC supply that MTH has is the Z-DC300 30 Watt DC Transformer for $99.95. Set it, or any other DC supply, to the recommended voltage for the PS3 HO engine. You cannot use AC. Connect to the the Fixed #1 Input.

- I read about the tiu needing power, so I assuming the dc power will only power the trains and not the tiu

Correct.

 (so z750 to the acc input on the it?)(I read not to apply ac/dc power to fixed/variable at the same time on a tiu)

Use the Z750, connected to the TIU's Aux. Power port, to power the TIU itself.

@Barry, thanks so much for the response and also to all your other responses in this forum. You are a great help to them community. You clarifiedfied all my questions.

Is the recommended voltage per PS3 engine or is there a set standard for O/HO? That being said, does the TIU give you a read out of the track volatage or is a voltage instrument required?

I also wonder if the dc transformer that came with a kato started pack would work, but I think it only outputs 12v. Barry, is there a link to the recommended/compatible mth transformers? I've see it mentioned on here before.

Thanks again, happy Monday everyone.

Nicholas,

Is the recommended voltage per PS3 engine or is there a set standard for O/HO? 

Look at the manual that came with your HO engine.

That being said, does the TIU give you a read out of the track volatage or is a voltage instrument required?

No, only the variable channels on the remote give a voltage readout, however, the variable channels don't work with DC voltage, only with AC.

I also wonder if the dc transformer that came with a kato started pack would work, but I think it only outputs 12v.

I have no idea.

 Barry, is there a link to the recommended/compatible mth transformers? I've see it mentioned on here before.

Look for a list in the manual that came with your HO engine.

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