This is Overland OMI1712 USRA 0-8-0 switcher imported in 1986.
This is from what I always called the “Golden Age” of Overland with really
nice models for their time. There was also a NYC Hudson, USRA Pacific and
USRA Mikado made. They have cast frames that are blackened and are just
really full of details. This loco has particularly large drive components for
an S Scale loco. I think they were made for O Scale. The driver axles are almost
6MM in diameter. The axle bushings are the biggest I have seen on a S loco. The 0-8-0 was always a favorite but the PRR only had a few
that ran in Ohio. A 0-8-0 craftsman kit was made by S Scale Loco &
Supply, but I knew I would never build one. Most of the real USRA 0-8-0 were
New York Central which I have never followed. I had an American Flyer 0-8-0
as a part of my original trains. Very few American Flyer steam locos had an
operating coupler on the pilot making the 0-8-0 special. |
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I have wanted an Overland 0-8-0 for a very long time, just
replacing the American Flyer loco with a scale version. The clear vision tender
version seemed difficult to find. In June 2022 one came up for sale on eBay so
I bought it.
B&O
0-8-0
The B&O did NOT have any USRA 0-8-0. Their 0-8-0 was made by
modifying other existing locos. Besides the wheel arrangement and using a clear
view tender that is about where the USRA loco ends similarities with what the
B&O really had. There was no way I was going to try and make a PRR C1.
According to Wiki for
the list of real USRA 0-8-0 owners Southern was the only one with ANY interest
to me but I was not going to put that much money in a minor interest railroad.
I like the Southern high hood diesels but I am not
diverting into Southern steam. Ironically the decision to buy the loco hinged
on if I could find a River Raisin Models B&O emblem for the boiler front. I
found it quickly in the tonnage of my spare parts so I guess buying the 0-8-0
was meant to be. I chose 848 as the loco number because it is the first 3
numbers of my phone number truly for my entire life. This is by far my most
expensive foobie project.
This is the model straight out of the box without any work
started. In the past I have frequently taken the first project photos at some
early point after some work was started. Completing any brass steam loco is a
lot of work but since I m not chasing any prototype
this project is all but going to be a paint job. I am changing the headlights.
New
Motor
The first thing I noticed was the usual large Overland Sagami
motor stuffed into the boiler. There was less than ¼” between the motor and
tower leaving no space for any real U joint coupling. It was cogging because
the motor and tower shafts were not aligned well.
The
motor that was seemingly in everything Overland S made from that time truly
JUST fit. If it was another 1/16 larger in diameter there is no way it would go
into the boiler. I did not like the short and jammed in motor coupling that was
obviously cogging and difficult to align. There was no room for a U joint as
is.
I
have maybe 50 motors in my driveline parts box. I have changed lots of motors
especially for American Models GP. This is likely the first time I have ever changed a motor mostly
because I wanted one that was smaller. Once you have driver slip it really does not matter what size
the motor is. A smaller motor also allows for more space for a decoder which
turned out to be very needed.
I hated
to neuter my favorite dual shaft motor 22mm x ___ (various lengths) but this is
a Sagami 22 x 36 that is awesome in S diesels. I found a Sagami motor that did
not cog (22361-9) and knew that was the one. The goal is to get your U
joint/motor coupling to do as little as possible because the motor and tower
shafts are really already in alignment.
Photo
below is the drive as built by Overland with the original motor coupling. Sorry
the loco is off the track!
These
photos are after the new motor is installed. It is an Overland U joint as well.
New
Gear
I went
from receiving my new to me Overland 0-8-0 on a Friday to breaking the lower
gear on that Sunday afternoon. I test ran it for less than 5 minutes.
Apparently it was a common problem because it is an old nylon gear. All I could
think of is I now own an expensive boat anchor if I cannot get a new lower gear
for a 35 year old loco. It is NWSL Part 2285-6 and they had it in stock. I was
running again in a week. Thank GOD for Northwest Shortline!
I was really sweating it for a few days.
Sound
Cam Wiper
This
is the sound cam wiper on the 0-8-0 of my own design. They all vary slightly
depending on the loco, but I have many 100s of hours running with my cam wiper
design. It is easily on 12 of my brass steam locos. The 2
screws at left hold the wiper in place. The screw closest to the cam is
a fine adjustment that is actually applying pressure in the opposite direction
of the other screws. The sound cam on the lead axle is usually a problem
especially with soft axle springs. I have changed the springs in the past to
lock the axle in place and not spring. Otherwise with the axle floating a bit
it can make the wiper occasionally skip contact and chuff beats. It is a bit
annoying. Others say this can all be programmed without a cam. For now I will
stay with my mechanical cam wiper.
Running
on 7-4-22
I
changed the front headlight to a Pyle from River Raisin. The tender back up
light may get changed to the same headlight casting. I have to add pick up
wipers to the tender trucks for the decoder just to run the backup light. I
hate having wires go between the loco and tender. It has a TCS WOW4 decoder
with Keep Alive. The motor change made this loco run amazingly well now.
Tender
Added 7-10-22
There
was not much planned for finishing the tender, mostly just get the backup light
running. I added pickups to the insulated side of the trucks to make it self sustaining. I got a TCS KAT24 decoder just to run
the backup light that has a built in Keep Alive to stop any light flicker. Yes
this is about $50.00 so I don't have wires running from the decoder in the
boiler to the tender for the backup light. I HATE that. There is a resistor
across gray and orange wires to simulate motor load. Programming will not work
without that. I tried a function only decoder years ago and could not get it to
work. It probably did not have a Keep Alive as well. I stick with what I know
and what works.
There
was an odd conduit starting at the front of the tender and running down the
side to the back as a power feed for the rear headlight. You can see it in some
of the above earlier photos. It is correct for the USRA locos, but I removed
it. It was annoying to me just ending in mid air as a wire that could cause a
short between the loco and tender. I also made a new longer tender pin from
nickel silver round stock.
I changed
the rear headlight to the same Pyle casting I used for the front headlight from
River Raisin Models.
This
loco was missing the ashpan castings when I got it. Thanks to Vince Brunette I
was able to borrow a set and design them in Solidworks. There were some rivets
on the original castings starting on the bottom and wrapping around the side
that I did not make. I don't know how to make rivets on a round surface. The 2
bars in between the castings are scrap. That is so Shapeways does not count
them as 2 parts and really jack the price. I got 1 in brass and 1 in fine
detail plastic that was $90.00 alone.
I
am almost ready for paint now!
Revised 7-10-22
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