Two (2) Rotary Switches

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Two (2) Rotary Switches

Postby MoonlightVFR » Thu Sep 12, 2019 9:33 pm

why are there two rotary switches at bottom center of instrument panel?
C170 s.n. 26433 1954

What fig in IPC ?
gradyb, '54 B N2890C
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Re: Two (2) Rotary Switches

Postby GAHorn » Fri Sep 13, 2019 12:17 am

Lighting rheostats.
'53 B-model N146YS SN:25713
50th Anniversary of Flight Model. Winner-Best Original 170B, 100th Anniversary of Flight.
An originality nut (mostly) for the right reasons. ;)
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Re: Two (2) Rotary Switches

Postby hilltop170 » Sun Sep 15, 2019 6:18 pm

There is an STC to replace those old rheostats with a solid state dimmer. No more dead spots. Don't have my logbooks handy but any radio shop should be able to source it.
Richard Pulley
2014-2016 TIC170A Past President
1951 170A, N1715D, s/n 20158, O-300D
Owned from 1973 to 1984.
Bought again in 2006 after 22 years.
It's not for sale!
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Location: Retired in Alaska and the Texas hill country

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