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I still say bite the bullet and hot dip galvanize it. And any other parts you can get apart, esp maybe the battery box. I did my front deck more than 10 years ago, and I never clean it, and it is just as nice as the day I did it. No rust, no problems.
Harry Landis > From: etpost drmm net > To: elec-trak cosmos phy tufts edu > Date: Thu, 20 Jun 2013 13:13:20 -0400 > Subject: (ET) Mower Musings > > One of the mower motors on my Avco R36 rider has gotten noisy, so it's time > for a refurb. I've pulled the deck and torn it down. Two questions come to > mind. > > QUESTION 1: mower motors. I've successfully changed lower bearings in mower > motors before, but I remember that for some reason I failed with the upper > bearings. I don't recall why (it was at least 10 years ago). I don't own a > press. Anyone have any upper-bearing-changing tips? > > I'm also concerned about the potential for breaking a magnet. These motors > are a different size from any I've seen used in front-deck ETs, so they're > probably more scarce. How much risk is there? > > Should I be cautious and instead take the motors to a shop? I had the drive > motor bearings changed by a local auto electric shop a while back and they > seemed to do an OK job, thoiugh it was a tad pricey, and they used some > bearing brand I'd never heard of. > > Further comments? Thoughts? > > QUESTION 2: Last time I had this deck apart, I ground the rust off and hit > it with an etchant, then painted with "appliance epoxy." That was a bust. > Rust remained in pits and the rust soon pushed right through the paint. > > Last time I did a (different) mower deck, I had it sandblasted. I sprayed > the top with rattle-can enamel, then used two-part primer and topcoat on the > underside. (You have to be careful and work outside with a box fan - the > fumes are deadly!) > > That seemed to stand up better, but in truth I'm not sure. I almost never > use the front mower any more (I like the Avco rider better for mowing), so > it hasn't had a real test. > > Over the years I've read some other ideas on this list - POR-15, I think > powder-coating (someone at work suggested that too), and even galvanizing. > > Has anyone tried powder-coating a well-worn mower deck? How well did it > stand up? > > I know we have some POR-15 advocates here. I've never used it, but just > about fainted at the price. Some say you can brush it right over rust, but > I really want this deck sandblasted. Would it be pointless to use POR-15 on > clean metal? Does it need a primer on clean metal? > > What about POR-15 over powder coating? Something else? > > And - is POR-15 really all that durable? Will it last for, say, 5-10 > seasons of mowing? > > It's also nice if it's not too sticky and the grass is easy to scrape off (I > use a plastic windshield scraper). > > What's worked LONG TERM for you for protecting mower decks? > > Thanks. > > > David Roden - Akron, Ohio, USA > > = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = > Note: mail sent to the "etpost" address will not reach me. To send > me a private message, please use the address shown at the bottom > of this page : http://www.evdl.org/help/ > = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = > > > > > _______________________________________________ > Elec-trak mailing list > Elec-trak cosmos phy tufts edu > https://cosmos.phy.tufts.edu/mailman/listinfo.cgi/elec-trak |