[Tigers] Instrument Sttabilizer frolics

[Larry Paulick]

If you want to make your own, here is an article on how to do so, and 
very cheaply.  No problems after 12 years and no overheating.

http://tigersunited.com/techtips/PaulickShroud/pt-PaulickShroud.asp

Larry

On 8/24/12 10:33 PM, Teepen, Jere wrote:
> Jim:
>
> Please tell more about the fan shroud from Canada...
>
> Contact information, availability, etc.
>
> -----Original Message-----
> From: tigers-bounces at autox.team.net [mailto:tigers-bounces at autox.team.net] On
> Behalf Of Rollright at aol.com
> Sent: Thursday, August 23, 2012 12:38 PM
> To: tigers at Autox.Team.Net
> Cc: todbrown at roadrunner.com
> Subject: [Tigers] Instrument Sttabilizer frolics
>
> Hello,
>
> Well after looking under the dash in the usual place (and unusual ones as
> well), my trusty local garage found the verdamnt  "I.S." where it was supposed
> to be, but covered and obscured by a dealer-installed hazard  warning flasher.
> I forgot to look under it.....duh.  BTW, the Steve Laifman  seat removal pins
> have worked great.
>      Troubleshooting: my IS-governed gauges gave  strange readings. The temp
> seemed to run high (on a hot day over 250  indicated even with Derale fan and
> fan shroud bottom extension from Canada).  Fuel gauge was funky, reading OK on
> the right or full end of the  gauge, but when it hit about 2/5 full, it
> dropped to zero. My .IS,  under  test yielded 5 Volts and was of the newer
> semi-conductor type. Got a new one  from SS and it measured 10 Volts
> installed.
>      With new IS installed I tested the temp gauge this  weekend in full
> engine-running heat-soak. What had been 250 + was reading 195.  With the
> electric fan running it goes even lower. Gas hasn't gone down far  enough to
> report as of yet.
>      Make note: if your fuel and especially temp gauge  read where they
> shouldn't, check the Instrument Stabilizer voltage!
>      BTW: I took the old IS apart and there are only 3  electronic components
> inside: an NPN transistor labeled FZT651 and two ancillary  surface mount
> components that look like either capacitors or resistors...that's  it.
> One of the ancillary components is dead (hence the half voltage).
>
> Hope this is of help to someone.......
>
> Best regards,
> Jim Armstrong
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