a/c delete question (vac line)

Deece

Member
Sep 16, 2005
47
0
7
I pulled most of my A/C off when the motor came out and am wondering if I can pull the vac line that goes into the firewall. I believe it controls the dampers on the A/C but am concerned if it also controls the heat. Anybody have any info on this? Its the small hard line that goes in near the glovebox, I believe it tees off the Tab/Tad selanoids.
 
The vacuum lines also work the heat, vent and A/C (HVAC)

Diagram courtesy of Tmoss & Stang&2birds
Mustang_AC_heat_vacuum_controls.gif


mustangFoxFordVacuumDiagram.webp

See the following website for some help from Tmoss (diagram designer) & Stang&2Birds (website host) for help on 88-95 wiring http://www.veryuseful.com/mustang/tech/engine/ Everyone should bookmark this site.

Ignition switch wiring
http://www.veryuseful.com/mustang/tech/engine/images/IgnitionSwitchWiring.gif

Fuel, alternator, A/C and ignition wiring
http://www.veryuseful.com/mustang/tech/engine/images/fuel-alt-links-ign-ac.gif

Complete computer, actuator & sensor wiring diagram for 88-91 Mass Air Mustangs
http://www.veryuseful.com/mustang/tech/engine/images/88-91_5.0_EEC_Wiring_Diagram.gif

Vacuum diagram 89-93 Mustangs
http://www.veryuseful.com/mustang/tech/engine/images/mustangFoxFordVacuumDiagram.jpg

HVAC vacuum diagram
http://www.veryuseful.com/mustang/tech/engine/images/Mustang_AC_heat_vacuum_controls.gif
 

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