Two (2) Rotary Switches

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MoonlightVFR
Posts: 624
Joined: Sun Jan 02, 2005 5:55 pm

Two (2) Rotary Switches

Post by MoonlightVFR »

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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GAHorn
Posts: 20967
Joined: Fri Apr 12, 2002 8:45 pm

Re: Two (2) Rotary Switches

Post by GAHorn »

Lighting rheostats.
'53 B-model N146YS SN:25713
50th Anniversary of Flight Model. Winner-Best Original 170B, 100th Anniversary of Flight Convention.
An originality nut (mostly) for the right reasons. ;)
hilltop170
Posts: 3481
Joined: Sat May 06, 2006 6:05 pm

Re: Two (2) Rotary Switches

Post by hilltop170 »

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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