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Re: Felder AD 531


 

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Keith,

Thanks for the update. Great news. As we hypothesized the racket likely came from chain drive for the feed rollers.

Happy woodworking.

Imran

On Mar 23, 2021, at 8:22 PM, keith turner <keithturner01@...> wrote:

?
Hi Imran
? Installed new capacitors and everything works fin and quiet,
thanks?for the help .?
Keith


From: [email protected] <[email protected]> on behalf of imranindiana via groups.io <imranindiana@...>
Sent: March 14, 2021 8:01 PM
To: [email protected] <[email protected]>
Subject: Re: [FOG] Felder AD 531
?
Keith,

That can explain the noise. Hopefully, all will be well with new caps. Sorry for dragging on, but almost 30 yrs of design work inherently included root cause analysis. I miss work sometimes and this is therapeutic.

Imran

On Mar 14, 2021, at 10:46 PM, keith turner <keithturner01@...> wrote:

?
Hi Imran,
? ? ? ? It is a chain drive for the infeed rollers but they seem o.k. I will let you know how it turns out when I have installed the caps
Keith


From: [email protected] <[email protected]> on behalf of imranindiana via groups.io <imranindiana@...>
Sent: March 14, 2021 3:58 PM
To: [email protected] <[email protected]>
Subject: Re: [FOG] Felder AD 531
?
Keith,

In that case be careful running after cap install. Never heard of any racket with bad caps. The motor (and cutterhead) could oscillate but usually that is not a racket. Do you have chain for feed rollers? I can see that making noise if motor was oscillating. I assume you don¡¯t have a separate motor for feed rollers and it is one of those with urethane covered wheel. Good luck.

Imran

On Mar 14, 2021, at 5:11 PM, keith turner <keithturner01@...> wrote:

?
Thanks?Imran, yes the racket was definitely loader than a hum.
Keith?


From: [email protected] <[email protected]> on behalf of imranindiana via groups.io <imranindiana@...>
Sent: March 14, 2021 1:46 PM
To: [email protected] <[email protected]>
Subject: Re: [FOG] Felder AD 531
?
Keith,

Glad that was easy to figure out. Was the racket more like a loud hum?

Either way if the machine is old go ahead and replace both caps. You can look for them at following. I recently got in¡¯s from Mouser for my bandsaw.






Imran

On Mar 14, 2021, at 4:37 PM, keith turner <keithturner01@...> wrote:

?
Thank you
Keith


From: [email protected] <[email protected]> on behalf of Brian Lamb <blamb11@...>
Sent: March 14, 2021 1:27 PM
To: [email protected] <[email protected]>
Subject: Re: [FOG] Felder AD 531
?
I know others have bought replacements of Amazon. You need to look at the writing on the casing and get the appropriate one.. a search through the posts here might come up with the values. My machines are three phase so I don¡¯t have the caps. Any local motor rewinding shop or electronics supply house should be able to supply replacements also.

Brian Lamb
blamb11@...
www.lambtoolworks.com




On Mar 14, 2021, at 1:14 PM, keith turner <keithturner01@...> wrote:

Hi Brian
?I suspect you are right ,I started up the motor and let it get to full speed. then engaged the infeed , this ( I assume it's a capacitor) started smoking then popped out of the casing . If it is a capacitor any idea where I can pick one up ,I live in Canada
Keith
?


From:?[email protected]?<[email protected]> on behalf of Brian Lamb <blamb11@...>
Sent:?March 14, 2021 11:36 AM
To:?[email protected]?<[email protected]>
Subject:?Re: [FOG] Felder AD 531
?
I suspect he has lost one or both of his capacitors. Did you hold the start button in until the motors reach full speed?

Brian Lamb
blamb11@...





On Mar 14, 2021, at 10:03 AM, imranindiana via??<imranindiana@...> wrote:

Keith,

The cutterhead would spin for a long while if the brake is not working. With brake it stops in ~8 sec give or take a few seconds. There is also a hum when brake is working. If properly calibrated the hum should stop same time as cutterhead comes to a stop or fairly quickly afterwards but not before. There is nothing wrong if the hum continues for short time afterwards as long as machine is not restarted.

I have not thought about brake function with no load but imagine it would stop quickly not having to fight the moment of a heavy spinning cutterhead. I cannot imagine a reason for it to not work in this scenario.

There has been a report of brake board failure that resulted in overheating of motor but in your case the motor runs fine in no load condition. Have you run it for a longer duration with no load? I imagine if it is brake board causing the overheating, it might take longer to shutdown under no load.

Sorry, that is all I can think off. Hopefully, someone else can offer better guidance. In case of overheating, I personally would check the current motor is pulling to rule out the motor.

Imran?

On Mar 14, 2021, at 12:31 PM, keith turner <keithturner01@...> wrote:

?
Hi Imran
? ? ? It is 230v single phase, I do not know how to tell if the electric brake is working.
If I disengage the infeed drive , the motor will work just sometimes, but if I remove the drive belt from the pulley the motor works every time
Keith


From:?[email protected]?<[email protected]> on behalf of imranindiana via?<imranindiana@...>
Sent:?March 14, 2021 5:23 AM
To:?[email protected]?<[email protected]>
Subject:?Re: [FOG] Felder AD 531
?
Keith,

Not sure what is happening but few pieces of info may help. Single phase or 3 phase? Is electric brake working, load or no load?

Imran

On Mar 14, 2021, at 6:40 AM,?keithturner01@...?wrote:

?My planer /jointer has just developed a problem.
When I start the machine up the head starts to turn then stalls and starts a growling noise (for want of a better word) ,the motor overheats and cuts out.
I have taken the drive belt off and the motor works fine, I checked the head and it seems fine, bearings turn freely and no play. When I reinstall the drive belt stalls again. i.e motor do not seem to work under load, Any ideas Keith

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