Re: [RBW] Shutter Precision PV-8 Dynamo (SP dyno) Hub 36h questions

2016-02-05 Thread Jim Bronson
What air pressure system? The SONDeluxe is sealed. I know of the old oil-can style hubs, in case of a sudden change in temperatures, could develop a pressure gradient and suck in moisture, but that was fixed in production many years ago. On Fri, Feb 5, 2016 at 10:56 AM, Lungimsam

[RBW] Shutter Precision PV-8 Dynamo (SP dyno) Hub 36h questions

2016-02-05 Thread Lungimsam
1. How ling 'til it has to be serviced? 2. Who can service it? Any LBS or have to mail to them? 3. Does it have that air pressure system like the SON deluxe hubs do? -- You received this message because you are subscribed to the Google Groups "RBW Owners Bunch" group. To unsubscribe from this

Re: [RBW] Shutter Precision PV-8 Dynamo (SP dyno) Hub 36h questions

2016-02-05 Thread Eric Norris
>From what I’ve read, the SP hubs aren’t as nicely sealed as the SON. I think >the question about “air pressure” relates to the SON’s reputedly better >ability to deal with changing air pressure—you go from a warm house to a cold, >wet outdoor environment, and the air inside the hub contracts

Re: [RBW] Shutter Precision PV-8 Dynamo (SP dyno) Hub 36h questions

2016-02-05 Thread Anton Tutter
Eric is correct. The SON hubs have a "pressure compensation" system which prevents the hub from sucking in moisture through the bearings as the air in the void spaces inside the hub contract when the hub goes from a warm environment to a cold one, or vice versa. I don't believe any other dynamo

Re: [RBW] Shutter Precision PV-8 Dynamo (SP dyno) Hub 36h questions

2016-02-05 Thread Steve Palincsar
On 02/05/2016 08:47 PM, Joe Broach wrote: ​ On Fri, Feb 5, 2016 at 5:08 PM, Bill Lindsay > wrote: People don't service them. The hub was designed for 50,000km with zero service. Bike shops can't service them. You can send the

Re: [RBW] Shutter Precision PV-8 Dynamo (SP dyno) Hub 36h questions

2016-02-05 Thread Daniel Jackson
How often do folks service SON28s? On Friday, February 5, 2016 at 2:18:48 PM UTC-5, Anton Tutter wrote: > > Eric is correct. The SON hubs have a "pressure compensation" system which > prevents the hub from sucking in moisture through the bearings as the air > in the void spaces inside the hub

Re: [RBW] Shutter Precision PV-8 Dynamo (SP dyno) Hub 36h questions

2016-02-05 Thread Joe Broach
​ On Fri, Feb 5, 2016 at 5:08 PM, Bill Lindsay wrote: > >> People don't service them. The hub was designed for 50,000km with zero > service. Bike shops can't service them. You can send the hub back to > Germany for service. The hub needs to be removed from the wheel for

Re: [RBW] Shutter Precision PV-8 Dynamo (SP dyno) Hub 36h questions

2016-02-05 Thread Bill Lindsay
On Friday, February 5, 2016 at 4:53:19 PM UTC-8, Daniel Jackson wrote: > > How often do folks service SON28s? > > People don't service them. The hub was designed for 50,000km with zero service. Bike shops can't service them. You can send the hub back to Germany for service. The hub needs