I think it matters how many miles you've run with the wrong oil - my 450 has
only 17,000 on it now - I caught that when I had about 12,000 on it - and I
was able to recover. I knew something was wrong when it was breaking loose
at high revs in any gear higher than third.
-Joey
On Wed, Apr 20, 2011 at 11:03 AM, Allen Thomas <[email protected]>wrote:
> Might still be too late, an oil change didn't help mine when I made that
> mistake.
>
> Sent via BlackBerry by AT&T
> ------------------------------
> *From: * Kyle Munz <[email protected]>
> *Sender: * [email protected]
> *Date: *Wed, 20 Apr 2011 10:00:54 -0500
> *To: *<[email protected]>
> *ReplyTo: * [email protected]
> *Subject: *Re: RE: [Nighthawk Lovers] FW: '83/'84 550/650sc winter project
> finished CLUTCH PROBLEM
>
> Joey's probably on the right track. If you've put standard auto oil in the
> bike that's why your clutch is slipping. You need one without the friction
> modifiers. An oil change is a much easier job than tearing apart the clutch.
>
> -Kyle
>
>
> On Wed, Apr 20, 2011 at 9:33 AM, Bob Bunnell <[email protected]>wrote:
>
>> Here’s the complete story. Noticed a clutch slip in third gear a few
>> days ago after the bike had been run and then sat for an hour or so. Went
>> for an inspection yesterday[passed] then to the PO. Came out from PO,
>> started bike, and engaged 1st gear. Let out clutch lever and the bike
>> clutch appeared to slipping so badly that the bike could barely move, [the
>> engine revving up with clutch lever released and in any gear]. The Honda
>> service manual trouble shooting guide suggests causes as: 1. Hydraulic
>> system sticking 2. Discs worn, 3. springs weak. There does not appear to
>> be any adjustment for the hydraulic clutch throw distance. Using a Walmart
>> brand 10w40 non synthetic in engine/gearbox right now….[the manual says to
>> use 10w-40 SE or SF]. Not sure what the specs were on the oil I have in
>> there, but will be changing the oil anyway, so will make sure I am using the
>> right spec oil. Will drain oil today and take the clutch discs apart for
>> measurement/inspection…also will measure the springs for proper length.
>> More to follow…. Thanks to everyone for their help
>>
>>
>>
>> Bob Bunnell
>>
>> 518 314-1612
>>
>> [email protected]
>>
>> Back Porch Band
>>
>> www.backporchband[dot]com
>>
>> <[email protected]>(copy this link and then replace "[DOT]" with
>> ".")
>> ------------------------------
>>
>> *From:* [email protected] [mailto:
>> [email protected]] *On Behalf Of *Kurt Nolte
>> *Sent:* Wednesday, April 20, 2011 8:24 AM
>>
>> *To:* [email protected]
>> *Subject:* Re: RE: [Nighthawk Lovers] FW: '83/'84 550/650sc winter
>> project finished CLUTCH PROBLEM
>>
>>
>>
>> Bob,
>>
>> Hydraulic clutch? What symptoms are telling you the clutch went out, as it
>> may be a simpler solution than tearing down the pack.
>>
>> Kurt
>>
>> On Apr 20, 2011 8:02 AM, "Bob Bunnell" <[email protected]> wrote:
>>
>> Well, got the bike inspected today, and the clutch went out on the way
>> home. Will be tearing it apart tomorrow. Anyone have experience with 83-84
>> Nighthawk clutches? I’m guessing I’ll need springs and plates. Any problem
>> using full synthetic after the clutch rebuild [I have some on hand, so
>> thought I’d use it up]?
>>
>>
>>
>>
>>
>> Bob Bunnell
>>
>> 518 314-1612
>>
>> [email protected]
>>
>> Back Porch Band
>>
>> www.backporchband[dot]com
>>
>> <[email protected]>(copy this link and then replace "[DOT]" with
>> ".")
>> ------------------------------
>>
>> *From:* [email protected] [mailto:
>> [email protected]] *On Behalf Of *Bob Bunnell
>> *Sent:* Tuesday, April 19, 2011 10:49 AM
>> *To:* [email protected]
>> *Subject:* [Nighthawk Lovers] FW: '83/'84 550/650sc winter project
>> finished
>>
>>
>>
>>
>>
>>
>>
>> Well, I got the bike back together after moving the engine out of an ‘83
>> 550 sc frame and mounting it in an ’84 650sc frame. Used a mix of parts
>> from both bikes to make one.
>>
>>
>>
>> Runs well. Clutch seems to slip under hard acceleration in 3rd gear. I
>> also noticed that the clutch lever has to only be barely squeezed to get the
>> clutch disengaged [i.e. No free play at all]. Anyone have any experience
>> with these clutches? Any adjustments? Suggestions? Thanks!
>>
>>
>>
>> PS: I have a bunch of spare parts if anyone needs them…
>>
>>
>>
>> Bob Bunnell
>>
>> 518 314-1612
>>
>> [email protected]
>>
>> Back Porch Band
>>
>> www.backporchband[dot]com
>>
>> <[email protected]>(copy this link and then replace "[DOT]" with
>> ".")
>>
>>
>>
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>
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--
-Joey Kelley
JoeyKelley.com - My Life Online
JoeyFixesComputers.com - Its What I Do!
JoeyKelleyPhoto.com - Photographing Today, For Tomorrow
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