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Re: (ET) Elec-trak Digest, Vol 7, Issue 179- E20 Gear box leak.



E20 Gearbox leak - Chris Zach

Chris

Remove belt from pulleys, remove gear handle knob, remove wheels, remove 4 
bolts , drop tranny, remove pulley, drain gear case. On the E12 the tranny 
was a Tecumseh, they have all of the parts. I replaced a pinion seal 
without grave difficulty. Suggest calling Tecumseh with tranny model 
number.

Adrian

0 EV's but still fascinated.
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> Today's Topics:
> 
>    1.  Leaking E20 (Christopher Zach)
>    2. Re:  Leaking E20 (RJ Kanary)
>    3.  Transmission input shaft bearing replacement. (Marcus)
> 
> 
> ----------------------------------------------------------------------
> 
> Message: 1
> Date: Sun, 08 Nov 2009 17:14:06 -0500
> From: Christopher Zach <cz alembic crystel com>
> Subject: (ET) Leaking E20
> To: et <Elec-trak cosmos phy tufts edu>
> Message-ID: <4AF742AE 3000602 alembic crystel com>
> Content-Type: text/plain; charset=ISO-8859-1; format=flowed
> 
> Well, it figures. I go out to the shed this morning and under my E20 is 
> a little stain of oil on the wood. Guess it was so happy it piddled with 
> joy.
> 
> Um, nope, looking under it looks like it's leaking from the side seal by 
> the main pulley.
> 
> Oh well. How difficult are the transmissions to fix, can you remove it 
> without pulling the motor, and are there spares out there so I can do a 
> swap. Will probably have to wait till the spring; I need this thing for 
> leaves now in the fall, and snow in the winter.
> 
> Speaking of leaves, the E20 is doing well with them. I mow them to mulch 
> down a bit, then run with the sweeper behind me to pick up. The sweeper 
> is a bit too fast IMO; I need to get an electronic speed control to slow 
> it down a bit. And for some odd reason the chain keeps coming off; I 
> guess it's because it's over-loaded, but at the same time it just seems 
> slack on there. Maybe the chain is stretched?
> 
> Also does anyone have spare parts and/or know of a place to get parts 
> for the sweeper? Those brushes and that axle are not going to last 
> forever...
> 
> But at least I have a nice indoor place to park it.
> 
> Thanks!
> Chris
> 
> 
> 
> ------------------------------
> 
> Message: 2
> Date: Sun, 08 Nov 2009 17:52:23 -0500
> From: RJ Kanary <rjkanary consolidated net>
> Subject: Re: (ET) Leaking E20
> To: Christopher Zach <cz alembic crystel com>
> Cc: et <Elec-trak cosmos phy tufts edu>
> Message-ID: <4AF74BA7 20701 consolidated net>
> Content-Type: text/plain; charset="iso-8859-1"; Format="flowed"
> 
>          If you've done transmissions for over thirty years, it's not to 
> bad of a job. <G> The biggest PITA is getting rusted items removed from 
> the shafts they have been on for over three decades.
> 
>       You MAY be able to sneak the old seal out using a sheet metal 
> screw attached to a small slide hammer. Examine the shaft carefully for 
> the presence of a groove. Position the replacement seal with this 
> thought in mind.
> 
>            Bear in mind also that metal released by a failing bearing 
> can contaminate the seal, causing it to leak. :(
> 
>        A larger bearing is available at that location. It's twice as 
> wide as the OEM and highly recommended by your's truly, since this 
> bearing must be able to sustain the additional lateral load of belt 
> tensioning.The metal clad seal will protrude a bit more, but it's all 
> good. The seal lip will now run on an undamaged area of the shaft.
> 
>        The motor can remain in place while removing the trans axle. 
> After you've loosened the traction motor bolts to remove the belts, 
> slide the motor forward to provide maneuvering room.
> 
> RJ
> 
> Christopher Zach wrote:
> > Well, it figures. I go out to the shed this morning and under my E20 
> > is a little stain of oil on the wood. Guess it was so happy it piddled 
> > with joy.
> >
> > Um, nope, looking under it looks like it's leaking from the side seal 
> > by the main pulley.
> >
> > Oh well. How difficult are the transmissions to fix, can you remove it 
> > without pulling the motor, and are there spares out there so I can do 
> > a swap. Will probably have to wait till the spring; I need this thing 
> > for leaves now in the fall, and snow in the winter.
> >
> > Speaking of leaves, the E20 is doing well with them. I mow them to 
> > mulch down a bit, then run with the sweeper behind me to pick up. The 
> > sweeper is a bit too fast IMO; I need to get an electronic speed 
> > control to slow it down a bit. And for some odd reason the chain keeps 
> > coming off; I guess it's because it's over-loaded, but at the same 
> > time it just seems slack on there. Maybe the chain is stretched?
> >
> > Also does anyone have spare parts and/or know of a place to get parts 
> > for the sweeper? Those brushes and that axle are not going to last 
> > forever...
> >
> > But at least I have a nice indoor place to park it.
> >
> > Thanks!
> > Chris
> >
> > _______________________________________________
> > Elec-trak mailing list
> > Elec-trak cosmos phy tufts edu
> > https://cosmos.phy.tufts.edu/mailman/listinfo/elec-trak
> >
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> ------------------------------
> 
> Message: 3
> Date: Sun, 8 Nov 2009 15:59:51 -0800
> From: Marcus <marcussab gmail com>
> Subject: (ET) Transmission input shaft bearing replacement.
> To: et <Elec-trak cosmos phy tufts edu>
> Message-ID: <FF5BCBA9-FE9C-4204-808B-AC79EBF7EFF2 gmail com>
> Content-Type: text/plain; charset="us-ascii"; Format="flowed";
>       DelSp="yes"
> 
> RJ,
> 
> More info please. Where to buy, part number seal part number etc... My  
> E12 is making an ugly sound under high load.
> 
>    "A larger bearing is available at that location. It's twice as wide  
> as the OEM and highly recommended by your's truly, since this bearing  
> must be able to sustain the additional lateral load of belt  
> tensioning.The metal clad seal will protrude a bit more, but it's all  
> good. The seal lip will now run on an undamaged area of the shaft."
> 
> Thanks.
> 
> Marcus Sabathil
> marcussab gmail com
> Mobile: 604-374-1969
> Site Q-39, 720 Gardner Lane.  Bowen Island BC. V0N 1G0
> 
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> End of Elec-trak Digest, Vol 7, Issue 179
> *****************************************