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Registered User
Join Date: Aug 2013
Location: Castle Rock, Colorado
Posts: 349
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3.2 Component Question
Recently acquired 85 Carrera Cab and I'm trying to figure out and better understand the function of this component in the front trunk next to the battery. It appears to be a blower to provide airflow to a cooler (AC, oil ???) below the floor pan.
Any input is appreciated, especially comments as to the effectiveness/necessity. ![]() ![]() |
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Join Date: Aug 2013
Posts: 2,115
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Looks look an aftermarket alarm siren or horn.
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Join Date: Jul 2004
Location: Boston
Posts: 265
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Auxiliary fan for front AC condenser
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1984 Carrera Targa |
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Registered
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Correct. Blows air through the front AC condenser
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'86 930 Guards Red - EFI MS3Pro, 80lb inj, 3.4, GT35R, Tial 46, Bosch 044, B&B Headers, 3.2 carrera manifold, Turbokraft Full bay IC '12 Gallardo LP-570-4 Performante Ducati 748R |
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It's one of those items that's "unfused" and can cause a fire if it shorts out. There's a fuse available to prevent a problem.
Double check, but I believe this will fit your '85; 1988 Porsche 911 Carrera Coupe - Switches, Motors, Relays, Fuses & Wiring - Page 3
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'88 Carrera Guards Red '70 VW Beetle Yukon Yellow ![]() |
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Fuse panel......
The front condenser fan and the evaporator fan are probably pulling power from the same fuse (19 from front of panel). If you have a spare switched fuse (20 was vacant on my car), split the load by moving one lead to the other fuse. Again, on my car, that was the only fuse that pulled nearly 25 amps with the a/c running. Split the load and you should be able to run a 15 amp fuse in each location and keep everything nice and cool. Good luck!
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FEC3 1980 911SC coupe "Zeus" 3.3SS god of thunder and lightning |
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83 911 Production Cab #10
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Being a CAB and depending where you are located, you can remove all the AC crap and enjoy a lighter car...
Every 10 pounds reduction is like a boost of 1 HP
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Who Will Live... Will See ![]() ![]() ![]() 83 911 Production Cab #10, Slightly Modified: Unslanted, 3.2, PMO EFI, TECgt, CE 911 CAM Sync / Pulley / Wires, SSI, Dansk Sport 2/2, 17" Euromeister, CKO GT3 Seats, Going SOK Super Charger |
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Member 911 Anonymous
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'85 Carrera Targa Factory Marble Grey/Black * Turbo Tail * 930 Steering Wheel* Sport Seats * 17" Fuchs (r) * 3.4 * 964 Cams * 915 * LSD * Factory SS * Turbo Tie Rods * Bilsteins * Euro Pre-Muff * SW Chip on 4K DME * NGK * Sienes GSK * Targa Body Brace PCA/POC |
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Join Date: Mar 2005
Location: Tucson
Posts: 914
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On Carrera's through 1986 that fan has NO fuse whatsoever, and has been known to cause fires. You need either the part jlex referenced or else an inline fuse holder from your local FLAPS for a fix.
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1986 Carrera Coupe 1999 Chevy Tahoe 1987 Chevy Blazer 1955 Chevy Apache 3100 Pickup "A little knowledge is a dangerous thing" |
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Get off my lawn!
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Yea, I would disconnect the wires at the connection until you get the fuse in there.
If your AC works at all, get that fan fused and connected ASAP.
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Glen 49 Year member of the Porsche Club of America 1985 911 Carrera; 2017 Macan 1986 El Camino with Fuel Injected 350 Crate Engine My Motto: I will never be too old to have a happy childhood! |
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Member 911 Anonymous
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Foot well Blowers and Gauge Lights too while you are at it.
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'85 Carrera Targa Factory Marble Grey/Black * Turbo Tail * 930 Steering Wheel* Sport Seats * 17" Fuchs (r) * 3.4 * 964 Cams * 915 * LSD * Factory SS * Turbo Tie Rods * Bilsteins * Euro Pre-Muff * SW Chip on 4K DME * NGK * Sienes GSK * Targa Body Brace PCA/POC |
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Member 911 Anonymous
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It is always on when ac is turned on
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'85 Carrera Targa Factory Marble Grey/Black * Turbo Tail * 930 Steering Wheel* Sport Seats * 17" Fuchs (r) * 3.4 * 964 Cams * 915 * LSD * Factory SS * Turbo Tie Rods * Bilsteins * Euro Pre-Muff * SW Chip on 4K DME * NGK * Sienes GSK * Targa Body Brace PCA/POC |
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