[amsat-bb] Re: Thrust bearing maintenance

2011-06-01 Thread Stan, W1LE
Hello Steve, 15 years outside in the weather is a long time. Options: 1. replace in kind with a new unit. Probably the most time effective and cost effective approach. The new one should last another 15+ years. 2. Soak the old unit in a solvent to loosen up all of the old grease and flush

[amsat-bb] Re: Thrust bearing maintenance

2011-06-01 Thread Howard Kowall
Hello Steve What I have done in the past Is to degrease it all and before assembly,drill and tap grease nipples in the housing,just make sure you clean all the filings before assembly.Then for regular maintenance you just have to give them a small shot of grease with a regular grease gun. Just

[amsat-bb] Re: Thrust bearing maintenance

2011-06-01 Thread Dee
Steve, I worked with bearings for many years as a Gyro overhauler and radar tech for Sperry. The bearings I worked with were all high quality and close tolerance. If you want to, you can remove the grease with a degreaser and repack. Unless it was used constantly spinning, I don't think it

[amsat-bb] Re: Thrust bearing maintenance

2011-06-01 Thread Zachary Beougher
Hi Steve, I don't have any experience with rotors, but a car repair shop is going to charge you an arm and a leg for something you can probably do yourself. Go to AutoZone and pickup a can of heavy engine degreaser (the red can w/ orange lid is the good stuff). You can also pickup a can of

[amsat-bb] Re: Thrust bearing maintenance

2011-06-01 Thread (kp4tr)Ramon Gonzalez
I own this thrust bearing but imho it is not worth investing time and material in such a low cost item. Get a new one and save yourself time. Clean the old one and sell it on ebay as used. Sent from my Adobe Flash and Java challenged iPhone On Jun 1, 2011, at 9:07 AM, Zachary Beougher

[amsat-bb] Re: Thrust bearing maintenance

2011-06-01 Thread David Barber
Right or wrong, I use a Molybdenum Disulphide based grease. Over here (UK) Castrol Moly Grease. I use it for bearings, rotators and mast use. Always worked for me. Degrease the housing and balls with spirit, clean and allow to dry. If the balls are unduly worn I'd replace them. Then repack

[amsat-bb] Re: Thrust bearing maintenance

2011-06-01 Thread Edward R. Cole
At 04:19 AM 6/1/2011, Stephen E. Belter wrote: I have an Yaesu GS-050 thrust bearing that has been installed for about 15 years. The thrust bearing turns, but requires a lot of force. I disassembled the thrust bearing to find that the grease is very sticky (think candy apple sticky), and not