Thread Number: 7016
Work Begins on the 1947 GE Washer
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Post# 138632   6/28/2006 at 22:04 (6,510 days old) by unimatic1140 (Minneapolis)        

unimatic1140's profile picture
Some of you might remember last winter John Lefever and I made a trade, my 1957 Westinghouse Wash & Dry Laundromat for his 1947 GE. The 1947 GE is the VERY FIRST General Electric Automatic Washer. Here is a link back to that original thread ---> The Very First GE Automatic Washer

Here is a link to some pictures of the machine ---> Pictures of the 1947 GE

Anyway, tonight I began the long process of it's restoration. I've tried the machine out and it has a few mechanical problems, but its most serious problem is a structural rust problem under the top. With help from another club member I might have found an easy solution to that serious structural problem, but more on that later.

As for the mechanical problems, the both the electric drain and electric recirculation pumps completely seized up, I think the drain pump can be saved but the recirculation pump I'm pretty sure is a goner. Another problem is in the combination Water Temperature Selector/Wash Time Selector Assembly. Its rather tight and in need of a thorough cleaning and lubrication. Its so tight that when the wash time counts down on the dial, it turns the water temp dial and selects a new water temperature. Can't have that, so tonight I took it apart and gave the assembly a total restoration, both dials now turn like they are brand new. YAY.






Post# 138635 , Reply# 1   6/28/2006 at 22:05 (6,510 days old) by unimatic1140 (Minneapolis)        

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First I removed the front panel plate and then I could remove the entire assembly.

Post# 138636 , Reply# 2   6/28/2006 at 22:07 (6,510 days old) by unimatic1140 (Minneapolis)        

unimatic1140's profile picture
Look at how advanced GE was even in the 1940's. I'm very impressed, they used a wiring harness with a bakelite quick disconnect system!

Post# 138637 , Reply# 3   6/28/2006 at 22:08 (6,510 days old) by unimatic1140 (Minneapolis)        

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Here is the entire control system taken apart (after I gave it a good cleaning).

Post# 138639 , Reply# 4   6/28/2006 at 22:11 (6,510 days old) by unimatic1140 (Minneapolis)        

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Look how simple, yet how well thought out and sturdy this design is. It consists of a switch box with levers that stick out and touch cams molded right into the control dials! The switches are simply on/off switches that are depressed by the movement of the dials...

Post# 138640 , Reply# 5   6/28/2006 at 22:13 (6,510 days old) by unimatic1140 (Minneapolis)        

unimatic1140's profile picture
I'm even more impressed with the fact that the contacts pull right out for easy cleaning and/or replacement. These switches could be easily fixed, with the exception maybe of a contact that might have broken in half. But I would think that would be a very rare occurance.

Post# 138641 , Reply# 6   6/28/2006 at 22:18 (6,510 days old) by unimatic1140 (Minneapolis)        

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Tomorrow I will pull out the timer which is located on the right side of the machine. After seeing this wonderful switch bank, I can't wait to see what the timer looks like!

By the way, in case some of you are wondering how the wash time control works. You can set the wash time dial anywhere from 3 to 20 minutes. The machine fills and starts to wash, the main timer dial advances for about 60 seconds and then stops and transfers control to this wash time control. The wash time control then starts to turn and when it gets down to 3 minutes it sends control back to the main timer dial which starts to move again and after another two minutes of wash goes into the first spin.


Post# 138664 , Reply# 7   6/28/2006 at 22:59 (6,510 days old) by peteski50 (New York)        
GE

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Hi Robert,
This is a very impressive washing machine. I hope the restore goes well. From checking out the information you gave it seems it is far ahead of it's time. Seems newer technology can go backwards.
Best Wishes
Peter


Post# 138687 , Reply# 8   6/28/2006 at 23:50 (6,510 days old) by harold (Madison, WI)        

Robert, it that is a sunbeam mixmaster pic in the background? Model 10?

Post# 138710 , Reply# 9   6/29/2006 at 06:09 (6,509 days old) by christfr (st louis mo)        
to cool

christfr's profile picture
love the look of that machine and know it will be just fantastic when your done!!!

Post# 138720 , Reply# 10   6/29/2006 at 08:14 (6,509 days old) by gansky1 (Omaha, The Home of the TV Dinner!)        

gansky1's profile picture
This washer just gets more and more interesting... With all the parts in this cabinet, I'm suprised there was even room for clothes!

Post# 138724 , Reply# 11   6/29/2006 at 08:27 (6,509 days old) by lesto (Atlanta)        

That is a very unusual timer system - especially for 47. Didn't GE redesign it in your 51 with just one standard timer dial?
This machine is fascinating. Can't wait for more. Especially that 1140 rpm spin! What is the recirculation pump for? Does the 47 have an early filtering system?


Post# 138731 , Reply# 12   6/29/2006 at 08:49 (6,509 days old) by unimatic1140 (Minneapolis)        

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Hi Les, yes GE did redesign the timer system to one control around 1949. As for the recirculation pump it's used for multiple purposes. The washer fills with fresh incoming water into the outer tub only. The recirculation pump, pumps the water into the inner tub. Then when the tub overflows and agitation begins the recirculation pump keeps going and filters the water through those screens at the top of the wash tub. Then during 1140rpm spin, the recirculation pump blasts a stream of water onto the spinning filter screens for 30 seconds which cleans the lint filter screens automatically! This is the very first self-cleaning lint filter system.



Post# 138734 , Reply# 13   6/29/2006 at 08:59 (6,509 days old) by jasonl (Cookeville, TN)        
YAY!!!!!!

OMG! What an awesome washer. One can only hope to see videos or see it in action! GE at it's finest!

Post# 138738 , Reply# 14   6/29/2006 at 09:05 (6,509 days old) by toggleswitch (New York City, NY)        

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Love these in-depth tutorials! YAY

Post# 138740 , Reply# 15   6/29/2006 at 09:09 (6,509 days old) by jasonl (Cookeville, TN)        
Robert's da man

I can't wait to one day be able to see those machines in person.

Post# 138746 , Reply# 16   6/29/2006 at 09:27 (6,509 days old) by filterflo (Chicago Area)        

Thats just about the most facinating washer Robert, I know you will do a great job on it! GE seemed to be one of the few washer manufacturers that designed their own timer, possibly becuase of the Bendix timer patents... GE timers were very well made. We seemed to repair very few GE timers with problems in the repair field, all the way up until they outsourced their timers to Mexico and China in the early 80's. Also one of the few timers with replaceable points. Ive never had a timer problem with any of my vintage GE washers or dryers.......

Post# 138751 , Reply# 17   6/29/2006 at 09:47 (6,509 days old) by lightedcontrols ()        
Robert.....

I'm telling you, I just don't understand HOW YOU DO IT! I'm retired, and do you think I can find time to even break down one of my machines right now??? I'm going to nickname you WONDERBOI!!! Can't wait to see the process of restoration on this machine. You really ARE a genius! Mark

Post# 138769 , Reply# 18   6/29/2006 at 11:25 (6,509 days old) by peterh770 (Marietta, GA)        

peterh770's profile picture
Man, with that tub/filter/recirc design, I don't think you can run this one with the top off without getting drenched! Have you looked into a plexiglass cover yet?

Post# 138778 , Reply# 19   6/29/2006 at 11:56 (6,509 days old) by lesto (Atlanta)        

Thanks for the explanation, Robert. This machine fascinates me more and more. Sounds like the filling process is like other solid tub machines only in reverse. Fill the outer tube and overflow it into the inner. How cool! And I love the way they thought to clean the filter with that spray. This is going to be a real gem in your collection!

Post# 138808 , Reply# 20   6/29/2006 at 15:00 (6,509 days old) by jasonl (Cookeville, TN)        

Looks like the machine fills the outer tub first and then it recirc pumps it into the wash basket. How neat!

Post# 138822 , Reply# 21   6/29/2006 at 15:53 (6,509 days old) by tumbler ()        
Transmission question

Is this the one with the oil-filled 1140-r.p.m. motor (with start relay) which uses hydraulic pressure to actuate the clutches?

Post# 138826 , Reply# 22   6/29/2006 at 16:11 (6,509 days old) by unimatic1140 (Minneapolis)        

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Is this the one with the oil-filled 1140-r.p.m. motor (with start relay) which uses hydraulic pressure to actuate the clutches?

Yes, it was GE's very first washer transmission design.


CLICK HERE TO GO TO unimatic1140's LINK


Post# 138838 , Reply# 23   6/29/2006 at 18:41 (6,509 days old) by johnb300m (Chicago)        
i don't get it

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so, the machine fills the outter tub, pumps the water into the inner tub, then washes. so if it's washing and the water's in the inner tub, then what's in the outter tub for the recirc. pump to even filter out? does the pump draw water from the inner tub and run it through the screen somehow?

Post# 138847 , Reply# 24   6/29/2006 at 19:09 (6,509 days old) by helicaldrive (St. Louis)        
Absolutely fascinating!

Definitely scores as one of the most unique vintage washer designs -- and probably GE's most sophisticated? It's kind of a paradox -- ordinarily the first design is relatively crude and subsequent ones become more refined and complex -- yet arguably the reverse happened here. At first, it wasn't clear why you wanted to trade a coveted Westy pair for that homely looking GE, but it's obvious now that the design is explained. It would be kind of fun to see not just the top, but the entire machine operate through glass. A built-in pseudo-suds-saver! I can't wait for the videos when it's up and running, or better still, to see it live.

Post# 138850 , Reply# 25   6/29/2006 at 19:10 (6,509 days old) by westytoploader ()        

Robert, great pictures, you're definitely off to a running start with this machine in my opinion! I just love the way they engineered those switches; seems to me like this aspect would be very service-friendly, and I'm curious to know if this machine has a wiring harness instead of the individual wires/connectors we usually see. Do the timer, pumps, and motor/transmission have these "quick" connectors as well?

Best of luck on repairing the pumps. I know you mentioned they were "frozen", will you be able to free them up again or are the seals, etc. damaged as well and need replacement? I'm just glad the main motor and transmission are in full working order!!! Keep us posted! :)

--Austin


Post# 138857 , Reply# 26   6/29/2006 at 19:17 (6,509 days old) by jasonl (Cookeville, TN)        

From what I understand, the water starts filling the outer tub and the recirc pump pumps it into the inner tub. As the inner tub gets full, water seeps through a hole in the agitator and pushes down on a metal cup which starts the "Activation". Now the outer tube is starting to fill and as it pushes the cork float up, that shuts off the fresh water so it's recircing between the inner and outer tub. Rube Goldberg washing at its best. But then, how else would you do it? :-)

Post# 138881 , Reply# 27   6/29/2006 at 21:35 (6,509 days old) by mayken4now (Panama City, Florida)        

mayken4now's profile picture
Is this machine anywhere near the 1947 Unimatic that I have? I would tend to think not. Wow, what a machine to tackle. I would be all up in that face real fast. The more difficult, the more I come alive!

Steve


Post# 138888 , Reply# 28   6/29/2006 at 21:52 (6,509 days old) by westytoploader ()        

And I wonder how much water the recirculation pump moves at one time. Looking at the angle of that nozzle, there could be potential for Jet-Circle Recirculation!!!

One thing I noticed was that on the Hotpoint (pronounced Hotpernt), the recirculation nozzle aimed downward, so unless it was a very linty load, it pretty much recirculated out of one place.


Post# 138897 , Reply# 29   6/29/2006 at 22:30 (6,509 days old) by unimatic1140 (Minneapolis)        

unimatic1140's profile picture
Yes the way it works is there is enough water in the system to fill the entire wash tub, plus a few extra gallons so those few extra gallons run down the holes at the top of the agitator, down a passagway into the outer tub and back up through the recirculation filter screens.

Austin yes, the transmission also has a quick disconnect block, where as the pumps and other components do not.

Well tonight I pulled out the main timer assembly and boy is it cool! Check this out, like nothing I have ever seen before...


Post# 138899 , Reply# 30   6/29/2006 at 22:31 (6,509 days old) by unimatic1140 (Minneapolis)        

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The timer cam that opens and closes all the switches is made out of solid copper and it's really heavy!

Post# 138901 , Reply# 31   6/29/2006 at 22:34 (6,509 days old) by unimatic1140 (Minneapolis)        

unimatic1140's profile picture
Its a simple but durable system. The switch levers simply fall into or get pushed out by the slots in the copper cam as it rotates through the cycle. You can turn this cycle control either way, both clockwise or counterclockwise so you can easily add more time to spin or repeat a cycle without turning the dial all the way around.

Post# 138903 , Reply# 32   6/29/2006 at 22:35 (6,509 days old) by unimatic1140 (Minneapolis)        

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Here is the entire timer assembly taken apart for a good cleaning and lubrication, no Midwest Timer Service needed here.

Post# 138908 , Reply# 33   6/29/2006 at 22:49 (6,509 days old) by unimatic1140 (Minneapolis)        

unimatic1140's profile picture
Is this machine anywhere near the 1947 Unimatic that I have?
Steve-mayken4now actually the 1947 GE has a lot more features than our 1947 Unimatics.

At first, it wasn't clear why you wanted to trade a coveted Westy pair for that homely looking GE
Steve-helicaldrive I didn't trade my '55 Westy pair, I traded the '57 Westy combo I found last year for it...



Post# 138909 , Reply# 34   6/29/2006 at 22:53 (6,509 days old) by golittlesport (California)        
wow

golittlesport's profile picture
What a cool washing machine! I love it! Thanks for taking us through the steps and posting the pictures. What fun! Does it throw the water fast?

Post# 138969 , Reply# 35   6/30/2006 at 08:42 (6,508 days old) by unimatic1140 (Minneapolis)        

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Does it throw the water fast?

Hi Rich, I don't know because I have not had water in the machine yet, except for a small amount to prime the pumps with hot water. Both pumps are going to need work, so water testing is a ways off yet.


Post# 138975 , Reply# 36   6/30/2006 at 08:48 (6,508 days old) by unimatic1140 (Minneapolis)        

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Here is an interesting explanation of the cycle in the 1947 GE from the service manual. This was written for service personel who probably have never seen an automatic washer before and need to have an understanding of how the machine processes through its cycle:

Post# 138986 , Reply# 37   6/30/2006 at 09:31 (6,508 days old) by jasonl (Cookeville, TN)        
WOW!

Now that's what I like to see. Technical explanations of how and what it does during the cycle. The timer is wild with all those switches and stuff.

I bet this is a fun washer to watch.


Post# 138992 , Reply# 38   6/30/2006 at 09:42 (6,508 days old) by lesto (Atlanta)        

Never have I seen such a machine! First of all, that timer system fascinates me. I've never heard of a washer timer that could be turned in either direction. And the fact that the machine doesn't pump the final rinse water out is also wild. It's like emptying a commercial type dishwasher where you drain it at the end of the day.

Post# 139009 , Reply# 39   6/30/2006 at 11:12 (6,508 days old) by jeff_adelphi (Adelphi, Maryland, USA)        
I rember that washer!

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My brother John and I picked up that washer from a customer over 25 years ago. She had offered it to us for free and said it was not too old. When we showed up to get it we were not happy as it was way too old to repair and resell. We took it away thinking it would go to the scrap yard. When we got it home and took a better look at it we decided it was too interesting to throw away. I remember the first time we tried it in spin, the top was off and it kept going faster and faster as we were backing away from it thinking if was going to explode. I still remember how smooth and quiet that washer ran. Your going to really enjoy seeing it run again. Jeff

Post# 139050 , Reply# 40   6/30/2006 at 14:25 (6,508 days old) by pulsator (Saint Joseph, MI)        

pulsator's profile picture
WOO HOO!!! I can't wait to see it in action!!! I bet that filter cleaning spray is gonna be AWESOME!!! I only wish I had the patience to fully restore a vintage machine. I can do some minor repairs, but to completely disassemble clean, paint, lubricate, silicone, then put it allllll back together would kill me I think. lol! Good luck on getting those pumps going again!
-Jamie


Post# 139058 , Reply# 41   6/30/2006 at 16:39 (6,508 days old) by frigilux (The Minnesota Prairie)        

frigilux's profile picture
Fascinating! What a cleverly designed machine. No wonder you wanted one so badly, Robert. Need I say how much we'll all be looking forward to one of you great videos when the restoration is complete?

Post# 139178 , Reply# 42   7/1/2006 at 06:41 (6,507 days old) by paulg (My sweet home... Chicago)        
Hey UNIMATIC - What camera are you using?

paulg's profile picture
You pix are of great quality. I must buy a new digital camera for work this weekend. What make/model do you use?
Thanks!


Post# 139191 , Reply# 43   7/1/2006 at 08:07 (6,507 days old) by unimatic1140 (Minneapolis)        

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Paul, I use a old Sony DSC-S30 Cyber-shot, bought in 2000.

Post# 139196 , Reply# 44   7/1/2006 at 08:40 (6,507 days old) by paulg (My sweet home... Chicago)        
Thanks again.

paulg's profile picture
Thanks for the rapid reply. I was just leaving on errands and... there was the answer!


Post# 139735 , Reply# 45   7/3/2006 at 10:20 (6,505 days old) by brent-aucoin ()        

Robert,
This is such an amazing machine!
I bet you are having so much fun with this one. Something new, and so different for you to figure out.
I knew that this first GE was different, but I had no idea it was this different.
Has there been any talk about why GE changed this design so fast? It is obvious that it is very complex machine. I am just wondering if it was the cost to produce vs. how reliable the machine was.
Has anyone else ever found this model GE? As long as I have been in the club, I remember that this was the only one.
Thanks for sharing your fun and adventure Robert!
Brent


Post# 139754 , Reply# 46   7/3/2006 at 11:23 (6,505 days old) by bajaespuma (Connecticut)        

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Thank you so much for posting this. I'm fascinated by the design decisions GE made in the evolution of their machines. Am I wrong, or does this mean that they produced a machine with a lint filter a fast extraction and a detergent dispenser in 1947, then abandoned those innovations only to reintroduce some of them in the mid-fifties?

Post# 139781 , Reply# 47   7/3/2006 at 13:33 (6,505 days old) by unimatic1140 (Minneapolis)        

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Has there been any talk about why GE changed this design so fast? It is obvious that it is very complex machine. I am just wondering if it was the cost to produce vs. how reliable the machine was.

Hi Brent, I suspect reliability probably wasn't the issue here, I'm sure GE took away features to save manufacturing costs.

Am I wrong, or does this mean that they produced a machine with a lint filter a fast extraction and a detergent dispenser in 1947, then abandoned those innovations only to reintroduce some of them in the mid-fifties?

Actually Ken, GE didn't bring back any of those features in the 50's. They did create a new lint filter system in '55, but it was not self-cleaning. The didn't introduce an automatic detergent dispenser (dumping it into the filter pan doesn't count as automatic) until the Dispensall of the 1970's. GE did bring back their self-cleaning filter ring but it was utilized only on their GE made Hotpoint washers starting in 1975, never on a GE washer itself. The 1140rpm spin was gone for ever.


Post# 139784 , Reply# 48   7/3/2006 at 13:59 (6,505 days old) by tumbler ()        
hi-speed spin

Funny how the ads hype the new machines w/high-speed spin as something new-G.E. had it in 1947! Seems that they only brought it back in the last few years with the "Profile/Harmony" hi-tech top loader! I remember, though, a G.E. my mom had made sometime around '53 or '54, which spun pretty fast.

Post# 141775 , Reply# 49   7/12/2006 at 18:30 (6,496 days old) by trainguy (Key West, FL)        
Update Please

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Robert,

Congrats on getting one of your dream machines. How's the restoration coming along?

Rich


Post# 141864 , Reply# 50   7/12/2006 at 22:50 (6,496 days old) by unimatic1140 (Minneapolis)        

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Hi Rich,

Well its coming along, but I've been sort of busy so I'm not moving a great speed in getting it done. For some reason I'm not getting any hot water, so I have to do some electrical tracing. I was hoping to do the very first wash by this weekend, but I'm not too sure about that yet.

I'll keep ya posted. I can wait to see that fabulous machine spin at 1140rpm!



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