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> Another AAR Valve Question, Where does the red lead go?
Craigers17
post Apr 28 2020, 04:24 AM
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Recently, I've been refurbishing the intake and FI system on the 914. I've noticed that a few of the valves are either inoperable or blocked off or both. The AAR valve red lead was not hooked up to anything. I'm trying to figure out where this lead plugs in? I've attached two pics...one of the valve and one of a a white wire that is pretty much the only thing near the AAR valve. So is this white wire the proper connection for the red AAR lead ? If not, where does the red lead go and what does the white wire connect to ?

I'm going to "PB Blast" this thing as well per some of the other posts, but any help on the connection is appreciated. Thanks!

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dr914@autoatlanta.com
post Jun 29 2020, 02:17 PM
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we are rebuilding them with modern guts now. The aux valve is like a revolving door that opens with heat, either engine heat or its own internal heading element which ever becomes hottest first Hence on a 105 degree day in arizona, the valve is already closed. it becomes clogged from moisture and blow buy which freezes the revolving door most of the time, and other times the heating element fails causing it to close only after a longer period of time. It is on the fuel pump circuit so does not operate unless the fuel pump is running or when the car is running. The fuel pump fuse is the same on for the aux air valve and the heater blower motor. The red wire is connected to the white wire coming off the ignition harness at the distributor. Some have mistaken the connection for the white wire in the earlier harness for the thermo time switch located in the same area

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